[INFO] fetching crate benchmarking 0.4.10...
[INFO] testing benchmarking-0.4.10 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate benchmarking 0.4.10 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate benchmarking 0.4.10 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-89/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" "+beta-2021-09-08" "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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c55f0a605c826f3851b342b00d8c7ae7aa1bf8389a22bc4ba09cc932ad3319d
[INFO] running `Command { std: "docker" "start" "-a" "0c55f0a605c826f3851b342b00d8c7ae7aa1bf8389a22bc4ba09cc932ad3319d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c55f0a605c826f3851b342b00d8c7ae7aa1bf8389a22bc4ba09cc932ad3319d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c55f0a605c826f3851b342b00d8c7ae7aa1bf8389a22bc4ba09cc932ad3319d", kill_on_drop: false }`
[INFO] [stdout] 0c55f0a605c826f3851b342b00d8c7ae7aa1bf8389a22bc4ba09cc932ad3319d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca45922ab711c9cd8d9c88c52c66170d5dc420cdbcd3a6238ccbae072e4dde87
[INFO] running `Command { std: "docker" "start" "-a" "ca45922ab711c9cd8d9c88c52c66170d5dc420cdbcd3a6238ccbae072e4dde87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling benchmarking v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "ca45922ab711c9cd8d9c88c52c66170d5dc420cdbcd3a6238ccbae072e4dde87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca45922ab711c9cd8d9c88c52c66170d5dc420cdbcd3a6238ccbae072e4dde87", kill_on_drop: false }`
[INFO] [stdout] ca45922ab711c9cd8d9c88c52c66170d5dc420cdbcd3a6238ccbae072e4dde87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47367e197e53d679f7d07592496f423287cd9215295705258b9e4df26f39b74f
[INFO] running `Command { std: "docker" "start" "-a" "47367e197e53d679f7d07592496f423287cd9215295705258b9e4df26f39b74f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling benchmarking v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "47367e197e53d679f7d07592496f423287cd9215295705258b9e4df26f39b74f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47367e197e53d679f7d07592496f423287cd9215295705258b9e4df26f39b74f", kill_on_drop: false }`
[INFO] [stdout] 47367e197e53d679f7d07592496f423287cd9215295705258b9e4df26f39b74f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f38c06cd838aa99684b5bb404d0848a29e7325e9b0fdfe98cfc60a855576b6a3
[INFO] running `Command { std: "docker" "start" "-a" "f38c06cd838aa99684b5bb404d0848a29e7325e9b0fdfe98cfc60a855576b6a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/benchmarking-d6ef2e58070c963e)
[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 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 78) ... 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 6.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f38c06cd838aa99684b5bb404d0848a29e7325e9b0fdfe98cfc60a855576b6a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f38c06cd838aa99684b5bb404d0848a29e7325e9b0fdfe98cfc60a855576b6a3", kill_on_drop: false }`
[INFO] [stdout] f38c06cd838aa99684b5bb404d0848a29e7325e9b0fdfe98cfc60a855576b6a3