[INFO] fetching crate facet-samplelibc 0.9.0...
[INFO] testing facet-samplelibc-0.9.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate facet-samplelibc 0.9.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate facet-samplelibc 0.9.0
[INFO] finished tweaking crates.io crate facet-samplelibc 0.9.0
[INFO] tweaked toml for crates.io crate facet-samplelibc 0.9.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate facet-samplelibc 0.9.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate facet-samplelibc 0.9.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc580e496aef741e005df323be31e8601eb95b122c5f6d3356737defa2e28a1b
[INFO] running `Command { std: "docker" "start" "-a" "dc580e496aef741e005df323be31e8601eb95b122c5f6d3356737defa2e28a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc580e496aef741e005df323be31e8601eb95b122c5f6d3356737defa2e28a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc580e496aef741e005df323be31e8601eb95b122c5f6d3356737defa2e28a1b", kill_on_drop: false }`
[INFO] [stdout] dc580e496aef741e005df323be31e8601eb95b122c5f6d3356737defa2e28a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 515edb506bbd513e4bb24096f3753bc2af9964d6d62262662ab8e11c89571df7
[INFO] running `Command { std: "docker" "start" "-a" "515edb506bbd513e4bb24096f3753bc2af9964d6d62262662ab8e11c89571df7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling shadow_counted v0.4.0
[INFO] [stderr]    Compiling impls v1.0.3
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling facet-core v0.9.0
[INFO] [stderr]    Compiling unsynn v0.0.26
[INFO] [stderr]    Compiling facet-derive-parse v0.9.0
[INFO] [stderr]    Compiling facet-derive-emit v0.9.0
[INFO] [stderr]    Compiling facet-samplelibc v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling facet-derive v0.9.0
[INFO] [stderr]    Compiling facet v0.9.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `Command { std: "docker" "inspect" "515edb506bbd513e4bb24096f3753bc2af9964d6d62262662ab8e11c89571df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515edb506bbd513e4bb24096f3753bc2af9964d6d62262662ab8e11c89571df7", kill_on_drop: false }`
[INFO] [stdout] 515edb506bbd513e4bb24096f3753bc2af9964d6d62262662ab8e11c89571df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 149be635248774a6c62ce58b4b87a1f7128efb775616cd37d217daf9624c5630
[INFO] running `Command { std: "docker" "start" "-a" "149be635248774a6c62ce58b4b87a1f7128efb775616cd37d217daf9624c5630", kill_on_drop: false }`
[INFO] [stderr]    Compiling facet-samplelibc v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "149be635248774a6c62ce58b4b87a1f7128efb775616cd37d217daf9624c5630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149be635248774a6c62ce58b4b87a1f7128efb775616cd37d217daf9624c5630", kill_on_drop: false }`
[INFO] [stdout] 149be635248774a6c62ce58b4b87a1f7128efb775616cd37d217daf9624c5630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3fde6e9421c4155835fb8e68d374fef17592824e808c302496d10568425ac646
[INFO] running `Command { std: "docker" "start" "-a" "3fde6e9421c4155835fb8e68d374fef17592824e808c302496d10568425ac646", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/facet_samplelibc-d325122feceb7733)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests facet_samplelibc
[INFO] [stdout] test tests::foo ... ok
[INFO] [stdout] test tests::message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fde6e9421c4155835fb8e68d374fef17592824e808c302496d10568425ac646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fde6e9421c4155835fb8e68d374fef17592824e808c302496d10568425ac646", kill_on_drop: false }`
[INFO] [stdout] 3fde6e9421c4155835fb8e68d374fef17592824e808c302496d10568425ac646