[INFO] fetching crate cpu-stress-test 2.1.0...
[INFO] testing cpu-stress-test-2.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate cpu-stress-test 2.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cpu-stress-test 2.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpu-stress-test 2.1.0
[INFO] finished tweaking crates.io crate cpu-stress-test 2.1.0
[INFO] tweaked toml for crates.io crate cpu-stress-test 2.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate cpu-stress-test 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f8fc7fe8b3aa38f86a4ee1cd78d06f1bc75bed8eaadb52fb6ddaca4159f1f5e
[INFO] running `Command { std: "docker" "start" "-a" "4f8fc7fe8b3aa38f86a4ee1cd78d06f1bc75bed8eaadb52fb6ddaca4159f1f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f8fc7fe8b3aa38f86a4ee1cd78d06f1bc75bed8eaadb52fb6ddaca4159f1f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f8fc7fe8b3aa38f86a4ee1cd78d06f1bc75bed8eaadb52fb6ddaca4159f1f5e", kill_on_drop: false }`
[INFO] [stdout] 4f8fc7fe8b3aa38f86a4ee1cd78d06f1bc75bed8eaadb52fb6ddaca4159f1f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2d8568d2cbdb941e218e6949503a01e5b9de7dcb65fb2db0a62cd477bd06e08
[INFO] running `Command { std: "docker" "start" "-a" "e2d8568d2cbdb941e218e6949503a01e5b9de7dcb65fb2db0a62cd477bd06e08", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling cpu-stress-test v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "e2d8568d2cbdb941e218e6949503a01e5b9de7dcb65fb2db0a62cd477bd06e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d8568d2cbdb941e218e6949503a01e5b9de7dcb65fb2db0a62cd477bd06e08", kill_on_drop: false }`
[INFO] [stdout] e2d8568d2cbdb941e218e6949503a01e5b9de7dcb65fb2db0a62cd477bd06e08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3134a65700ce2f75d9810d9a952cec5d663b45a0e7cbce6204bff5f164299181
[INFO] running `Command { std: "docker" "start" "-a" "3134a65700ce2f75d9810d9a952cec5d663b45a0e7cbce6204bff5f164299181", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpu-stress-test v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/cpu_stress_test-2bd5eee0c7d09f1c)
[INFO] running `Command { std: "docker" "inspect" "3134a65700ce2f75d9810d9a952cec5d663b45a0e7cbce6204bff5f164299181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3134a65700ce2f75d9810d9a952cec5d663b45a0e7cbce6204bff5f164299181", kill_on_drop: false }`
[INFO] [stdout] 3134a65700ce2f75d9810d9a952cec5d663b45a0e7cbce6204bff5f164299181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60f7791dd8ebf6d402d4db5f433b93a146ced16efaf6722c9cc47cb51e8ad62a
[INFO] running `Command { std: "docker" "start" "-a" "60f7791dd8ebf6d402d4db5f433b93a146ced16efaf6722c9cc47cb51e8ad62a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cpu_stress_test-2bd5eee0c7d09f1c)
[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" "60f7791dd8ebf6d402d4db5f433b93a146ced16efaf6722c9cc47cb51e8ad62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f7791dd8ebf6d402d4db5f433b93a146ced16efaf6722c9cc47cb51e8ad62a", kill_on_drop: false }`
[INFO] [stdout] 60f7791dd8ebf6d402d4db5f433b93a146ced16efaf6722c9cc47cb51e8ad62a