[INFO] cloning repository https://github.com/wolfv/pixi-experimental-backends
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wolfv/pixi-experimental-backends" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwolfv%2Fpixi-experimental-backends", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwolfv%2Fpixi-experimental-backends'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63924a0eb0a6786801dd3612c55c86da3f7883b9
[INFO] checking wolfv/pixi-experimental-backends against f1c52bf13c990fc425c542cc90a0396a87db24ba for pr-164812
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwolfv%2Fpixi-experimental-backends" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/wolfv/pixi-experimental-backends
[INFO] finished tweaking git repo https://github.com/wolfv/pixi-experimental-backends
[INFO] tweaked toml for git repo https://github.com/wolfv/pixi-experimental-backends written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wolfv/pixi-experimental-backends on toolchain f1c52bf13c990fc425c542cc90a0396a87db24ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wolfv/pixi-experimental-backends already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `authors` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | authors = ["pixi contributors <hi@prefix.dev>"]
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.authors`
[INFO] [stderr] warning: unused field `rust-version` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | rust-version = "1.90"
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.rust-version`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34
[INFO] running `Command { std: "docker" "start" "dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34" "/opt/rustwide/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34" "/opt/rustwide/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused field `authors` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | authors = ["pixi contributors <hi@prefix.dev>"]
[INFO] [stderr]    | ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.authors`
[INFO] [stderr] warning: unused field `rust-version` in `workspace.package`
[INFO] [stderr]   --> Cargo.toml:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | rust-version = "1.90"
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the field `workspace.package.rust-version`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking bytes v1.12.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking bitflags v2.13.0
[INFO] [stderr]     Checking log v0.4.33
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling aws-lc-rs v1.18.2
[INFO] [stderr]    Compiling rustls v0.23.41
[INFO] [stderr]     Checking hybrid-array v0.4.13
[INFO] [stderr]     Checking cmov v0.5.4
[INFO] [stderr]    Compiling zerocopy v0.8.53
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking ctutils v0.4.2
[INFO] [stderr]     Checking libbz2-rs-sys v0.2.5
[INFO] [stderr]     Checking zlib-rs v0.6.5
[INFO] [stderr]     Checking miniz_oxide v0.9.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking compression-core v0.4.32
[INFO] [stderr]     Checking mime_guess v2.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]     Checking time v0.3.53
[INFO] [stderr]     Checking http v1.4.2
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking bzip2 v0.6.1
[INFO] [stderr]     Checking jiff-core v0.1.1
[INFO] [stderr]     Checking block-buffer v0.12.1
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking vsimd v0.8.0
[INFO] [stderr]     Checking outref v0.5.2
[INFO] [stderr]     Checking bytes-utils v0.1.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking base64-simd v0.8.0
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking socket2 v0.6.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling cc v1.2.66
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]     Checking flate2 v1.1.10
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]     Checking md-5 v0.11.0
[INFO] [stderr]     Checking hmac v0.13.0
[INFO] [stderr]     Checking chacha20 v0.10.1
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]     Checking indexmap v2.14.2
[INFO] [stderr]     Checking jiff v0.2.37
[INFO] [stderr]     Checking erased-serde v0.4.10
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking serde-untagged v0.1.9
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/f1c52bf13c990fc425c542cc90a0396a87db24ba/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.11/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=a3e5e7d6b1ad128d -C extra-filename=-ad84fdbac3b7a759 --out-dir /opt/rustwide/target/debug/build/regex-syntax/ad84fdbac3b7a759/out --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-automata` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/f1c52bf13c990fc425c542cc90a0396a87db24ba/bin/rustc --crate-name regex_automata --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-automata-0.4.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="dfa"' --cfg 'feature="dfa-build"' --cfg 'feature="dfa-onepass"' --cfg 'feature="dfa-search"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --cfg 'feature="perf"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="perf-literal-multisubstring"' --cfg 'feature="perf-literal-substring"' --cfg 'feature="std"' --cfg 'feature="syntax"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --cfg 'feature="unicode-word-boundary"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "dfa", "dfa-build", "dfa-onepass", "dfa-search", "hybrid", "internal-instrument", "internal-instrument-pikevm", "logging", "meta", "nfa", "nfa-backtrack", "nfa-pikevm", "nfa-thompson", "perf", "perf-inline", "perf-literal", "perf-literal-multisubstring", "perf-literal-substring", "std", "syntax", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment", "unicode-word-boundary"))' -C metadata=804a238776a1b23a -C extra-filename=-cb013308f4f1037a --out-dir /opt/rustwide/target/debug/build/regex-automata/cb013308f4f1037a/out -L dependency=/opt/rustwide/target/debug/build/memchr/b924193483665774/out --extern aho_corasick=/opt/rustwide/target/debug/build/aho-corasick/e1f49a7b00e22333/out/libaho_corasick-e1f49a7b00e22333.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/b924193483665774/out/libmemchr-b924193483665774.rmeta --extern regex_syntax=/opt/rustwide/target/debug/build/regex-syntax/aa2c0ef21912879c/out/libregex_syntax-aa2c0ef21912879c.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/f1c52bf13c990fc425c542cc90a0396a87db24ba/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.118/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=eb49bd5d46bf93de -C extra-filename=-96e082687b56cdd9 --out-dir /opt/rustwide/target/debug/build/syn/96e082687b56cdd9/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/12a774c18bdf157c/out/libquote-12a774c18bdf157c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34", kill_on_drop: false }`
[INFO] [stdout] dd62137b2c09598d596026023f068a0aefade670628c9e41790b41cea86b8a34
