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From: "Ludovic Courtès" <ludo@gnu.org>
To: zimoun <zimon.toutoune@gmail.com>
Cc: 42009-done@debbugs.gnu.org
Subject: bug#42009: package.cache not deterministic
Date: Thu, 30 Jul 2020 19:22:47 +0200	[thread overview]
Message-ID: <877dukx6hk.fsf@gnu.org> (raw)
In-Reply-To: <875zbacaov.fsf@gnu.org> ("Ludovic \=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\= \=\?utf-8\?Q\?s\?\= message of "Mon, 29 Jun 2020 14:34:40 +0200")

Hi,

Ludovic Courtès <ludo@gnu.org> skribis:

> But it’s not quite right because the order in which variables are
> traversed is still non-deterministic, so between two runs of
> ‘generate-package-cache’, caches differ like this:
>
> --- a	2020-06-29 14:27:32.291028456 +0200
> +++ b	2020-06-29 14:27:37.930993059 +0200
> @@ -8581,7 +8581,7 @@
>   #("clang-runtime"
>     "9.0.1"
>     (gnu packages llvm)
> -   clang-runtime
> +   clang-runtime-9
>     ("out")
>     #t
>     #f
> @@ -26511,7 +26511,7 @@
>   #("gcc-objc++"
>     "7.5.0"
>     (gnu packages gcc)
> -   gcc-objc++-7
> +   gcc-objc++
>     ("out" "lib" "debug")
>     #t
>     #f
> @@ -26641,7 +26641,7 @@
>   #("gcc-toolchain"
>     "7.5.0"
>     (gnu packages commencement)
> -   gcc-toolchain
> +   gcc-toolchain-7
>     ("out" "debug" "static")
>     #t
>     #f
> @@ -33311,7 +33311,7 @@
>   #("ghc"
>     "8.6.5"
>     (gnu packages haskell)
> -   ghc-8.6
> +   ghc-8
>     ("out" "doc")
>     #t
>     #f
> @@ -41876,7 +41876,7 @@
>   #("icedtea"
>     "3.7.0"
>     (gnu packages java)
> -   icedtea-8
> +   icedtea
>     ("out" "jdk" "doc")
>     #t
>     #f
> @@ -54376,7 +54376,7 @@
>   #("linux-libre-headers"
>     "5.4.20"
>     (gnu packages linux)
> -   linux-libre-headers-5.4.20
> +   linux-libre-headers
>     ("out")
>     #t
>     #f
> @@ -54636,7 +54636,7 @@
>   #("llvm"
>     "9.0.1"
>     (gnu packages llvm)
> -   llvm-9
> +   llvm
>     ("out" "opt-viewer")
>     #t
>     #f
> @@ -61826,7 +61826,7 @@
>   #("ocaml"
>     "4.09.0"
>     (gnu packages ocaml)
> -   ocaml
> +   ocaml-4.09
>     ("out")
>     #t
>     #f
> @@ -62256,7 +62256,7 @@
>   #("opencl-headers"
>     "2.2.0-0.e986688"
>     (gnu packages opencl)
> -   opencl-headers
> +   opencl-headers-2.2
>     ("out")
>     #t
>     #f
> @@ -92636,7 +92636,7 @@
>   #("python2"
>     "2.7.17"
>     (gnu packages python)
> -   python-2
> +   python-2.7
>     ("out" "tk")
>     #t
>     #f
> @@ -92646,7 +92646,7 @@
>   #("python"
>     "3.8.2"
>     (gnu packages python)
> -   python-3
> +   python
>     ("out" "tk")
>     #t
>     #f
> @@ -123676,7 +123676,7 @@
>   #("rust"
>     "1.39.0"
>     (gnu packages rust)
> -   rust-1.39
> +   rust
>     ("out" "doc" "cargo")
>     #t
>     #f
>
>
> The problem has to do with aliases: we don’t always see the same
> variable first.  So we have to sort before calling ‘expand-cache’.

Fixed in a127e52f601ee73f675d5d28eac2388bb1ad11b0!

Ludo’.




      parent reply	other threads:[~2020-07-30 17:24 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-22 17:07 bug#42009: Determinism problem with guix pull Marinus
2020-06-23 22:46 ` bug#42009: package.cache not deterministic zimoun
2020-06-24 18:59   ` Msavoritias
2020-06-25  9:04     ` zimoun
2020-06-25 14:53       ` Msavoritias
2020-06-25 22:33   ` Tobias Geerinckx-Rice via Bug reports for GNU Guix
2020-06-25 23:19     ` zimoun
2020-06-28 20:29       ` Ludovic Courtès
2020-06-29 10:03         ` zimoun
2020-06-29 12:34           ` Ludovic Courtès
2020-06-29 15:39             ` zimoun
2020-07-30 17:22             ` Ludovic Courtès [this message]

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