[INFO] fetching crate cmz-core 0.1.0-rc2...
[INFO] testing cmz-core-0.1.0-rc2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cmz-core 0.1.0-rc2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cmz-core 0.1.0-rc2
[INFO] finished tweaking crates.io crate cmz-core 0.1.0-rc2
[INFO] tweaked toml for crates.io crate cmz-core 0.1.0-rc2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cmz-core 0.1.0-rc2 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 cmz-core 0.1.0-rc2 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] 916a9214b6188514b131bedfcb366be578ea38f30d77572fa5b2f21ce8f029af
[INFO] running `Command { std: "docker" "start" "-a" "916a9214b6188514b131bedfcb366be578ea38f30d77572fa5b2f21ce8f029af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "916a9214b6188514b131bedfcb366be578ea38f30d77572fa5b2f21ce8f029af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "916a9214b6188514b131bedfcb366be578ea38f30d77572fa5b2f21ce8f029af", kill_on_drop: false }`
[INFO] [stdout] 916a9214b6188514b131bedfcb366be578ea38f30d77572fa5b2f21ce8f029af
[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] 8b12900d87665845451097e5f5a848bd42fd7e80dcccd97ab1f147eaf8146a48
[INFO] running `Command { std: "docker" "start" "-a" "8b12900d87665845451097e5f5a848bd42fd7e80dcccd97ab1f147eaf8146a48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling clap_builder v4.5.46
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling clap v4.5.46
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling cmz-core v0.1.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.84s
[INFO] running `Command { std: "docker" "inspect" "8b12900d87665845451097e5f5a848bd42fd7e80dcccd97ab1f147eaf8146a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b12900d87665845451097e5f5a848bd42fd7e80dcccd97ab1f147eaf8146a48", kill_on_drop: false }`
[INFO] [stdout] 8b12900d87665845451097e5f5a848bd42fd7e80dcccd97ab1f147eaf8146a48
[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] fd899b6588f0afe323131d481c269a8da3f55b193db3d69894a6dc271ab6b96d
[INFO] running `Command { std: "docker" "start" "-a" "fd899b6588f0afe323131d481c269a8da3f55b193db3d69894a6dc271ab6b96d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmz-core v0.1.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "fd899b6588f0afe323131d481c269a8da3f55b193db3d69894a6dc271ab6b96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd899b6588f0afe323131d481c269a8da3f55b193db3d69894a6dc271ab6b96d", kill_on_drop: false }`
[INFO] [stdout] fd899b6588f0afe323131d481c269a8da3f55b193db3d69894a6dc271ab6b96d
[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] 186e6fb4e42881a418113df83a6d17ff978c022339c578090460b1fec5bcd19d
[INFO] running `Command { std: "docker" "start" "-a" "186e6fb4e42881a418113df83a6d17ff978c022339c578090460b1fec5bcd19d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cmz_core-86c82e1df20d5105)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cmz_core-a0dd44bf09dc7eaa)
[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] [stderr]    Doc-tests cmz_core
[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" "186e6fb4e42881a418113df83a6d17ff978c022339c578090460b1fec5bcd19d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186e6fb4e42881a418113df83a6d17ff978c022339c578090460b1fec5bcd19d", kill_on_drop: false }`
[INFO] [stdout] 186e6fb4e42881a418113df83a6d17ff978c022339c578090460b1fec5bcd19d