[INFO] fetching crate mallocator 0.1.0...
[INFO] testing mallocator-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mallocator 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mallocator 0.1.0
[INFO] finished tweaking crates.io crate mallocator 0.1.0
[INFO] tweaked toml for crates.io crate mallocator 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mallocator 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1be2be0dd9e42b19f3adf78213607f7e79aa461f61a485565301e20aa2ead5f1
[INFO] running `Command { std: "docker" "start" "-a" "1be2be0dd9e42b19f3adf78213607f7e79aa461f61a485565301e20aa2ead5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1be2be0dd9e42b19f3adf78213607f7e79aa461f61a485565301e20aa2ead5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be2be0dd9e42b19f3adf78213607f7e79aa461f61a485565301e20aa2ead5f1", kill_on_drop: false }`
[INFO] [stdout] 1be2be0dd9e42b19f3adf78213607f7e79aa461f61a485565301e20aa2ead5f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1984a7ba5307ce9fb3e054a8e70a7bfa7e1cd7fd30ffc7d60aeeee6bfe9fdb5d
[INFO] running `Command { std: "docker" "start" "-a" "1984a7ba5307ce9fb3e054a8e70a7bfa7e1cd7fd30ffc7d60aeeee6bfe9fdb5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mallocator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "1984a7ba5307ce9fb3e054a8e70a7bfa7e1cd7fd30ffc7d60aeeee6bfe9fdb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1984a7ba5307ce9fb3e054a8e70a7bfa7e1cd7fd30ffc7d60aeeee6bfe9fdb5d", kill_on_drop: false }`
[INFO] [stdout] 1984a7ba5307ce9fb3e054a8e70a7bfa7e1cd7fd30ffc7d60aeeee6bfe9fdb5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4328f2c528d19ec6c416845ea5f8efe665a94095c85665381a8bf6779e825149
[INFO] running `Command { std: "docker" "start" "-a" "4328f2c528d19ec6c416845ea5f8efe665a94095c85665381a8bf6779e825149", kill_on_drop: false }`
[INFO] [stderr]    Compiling mallocator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "4328f2c528d19ec6c416845ea5f8efe665a94095c85665381a8bf6779e825149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4328f2c528d19ec6c416845ea5f8efe665a94095c85665381a8bf6779e825149", kill_on_drop: false }`
[INFO] [stdout] 4328f2c528d19ec6c416845ea5f8efe665a94095c85665381a8bf6779e825149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8ad93ccd66b28d5d0dd8187a1a5d1434f6ff32577631c01e9bb342888ad7cdd8
[INFO] running `Command { std: "docker" "start" "-a" "8ad93ccd66b28d5d0dd8187a1a5d1434f6ff32577631c01e9bb342888ad7cdd8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mallocator-dfc5666be65bdbdd)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mallocator
[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] [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" "8ad93ccd66b28d5d0dd8187a1a5d1434f6ff32577631c01e9bb342888ad7cdd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad93ccd66b28d5d0dd8187a1a5d1434f6ff32577631c01e9bb342888ad7cdd8", kill_on_drop: false }`
[INFO] [stdout] 8ad93ccd66b28d5d0dd8187a1a5d1434f6ff32577631c01e9bb342888ad7cdd8