[INFO] fetching crate benchmarking 0.4.10...
[INFO] testing benchmarking-0.4.10 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate benchmarking 0.4.10 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate benchmarking 0.4.10 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate benchmarking 0.4.10
[INFO] finished tweaking crates.io crate benchmarking 0.4.10
[INFO] tweaked toml for crates.io crate benchmarking 0.4.10 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate benchmarking 0.4.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2c547738b522a4d078783dc0c59e678a92596d7116dcbe242afa3248fa57099
[INFO] running `Command { std: "docker" "start" "-a" "f2c547738b522a4d078783dc0c59e678a92596d7116dcbe242afa3248fa57099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2c547738b522a4d078783dc0c59e678a92596d7116dcbe242afa3248fa57099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c547738b522a4d078783dc0c59e678a92596d7116dcbe242afa3248fa57099", kill_on_drop: false }`
[INFO] [stdout] f2c547738b522a4d078783dc0c59e678a92596d7116dcbe242afa3248fa57099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fdad471f54f59c46f980c235b6ec3ab10609f553bb6fb810d43eaf0ed44a006
[INFO] running `Command { std: "docker" "start" "-a" "8fdad471f54f59c46f980c235b6ec3ab10609f553bb6fb810d43eaf0ed44a006", kill_on_drop: false }`
[INFO] [stderr]    Compiling benchmarking v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "8fdad471f54f59c46f980c235b6ec3ab10609f553bb6fb810d43eaf0ed44a006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdad471f54f59c46f980c235b6ec3ab10609f553bb6fb810d43eaf0ed44a006", kill_on_drop: false }`
[INFO] [stdout] 8fdad471f54f59c46f980c235b6ec3ab10609f553bb6fb810d43eaf0ed44a006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9ebcfa376ea70830bad3b75bbc9a95d00f4f688dd53224bc907f8160dcebc38
[INFO] running `Command { std: "docker" "start" "-a" "d9ebcfa376ea70830bad3b75bbc9a95d00f4f688dd53224bc907f8160dcebc38", kill_on_drop: false }`
[INFO] [stderr]    Compiling benchmarking v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "d9ebcfa376ea70830bad3b75bbc9a95d00f4f688dd53224bc907f8160dcebc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ebcfa376ea70830bad3b75bbc9a95d00f4f688dd53224bc907f8160dcebc38", kill_on_drop: false }`
[INFO] [stdout] d9ebcfa376ea70830bad3b75bbc9a95d00f4f688dd53224bc907f8160dcebc38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f360c6a20d118970fe6d09c6ce3d6d8666f0e23319b4139e7e9a1b80e103bfe
[INFO] running `Command { std: "docker" "start" "-a" "6f360c6a20d118970fe6d09c6ce3d6d8666f0e23319b4139e7e9a1b80e103bfe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/benchmarking-35921adbe660a5af)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests benchmarking
[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 4 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 78) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f360c6a20d118970fe6d09c6ce3d6d8666f0e23319b4139e7e9a1b80e103bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f360c6a20d118970fe6d09c6ce3d6d8666f0e23319b4139e7e9a1b80e103bfe", kill_on_drop: false }`
[INFO] [stdout] 6f360c6a20d118970fe6d09c6ce3d6d8666f0e23319b4139e7e9a1b80e103bfe