[INFO] fetching crate vtebench 0.3.1...
[INFO] testing vtebench-0.3.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate vtebench 0.3.1 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate vtebench 0.3.1 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 vtebench 0.3.1
[INFO] finished tweaking crates.io crate vtebench 0.3.1
[INFO] tweaked toml for crates.io crate vtebench 0.3.1 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate vtebench 0.3.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] c20a90b80ab93fb3835c87f67e2d56d3585f154ad261a1f2e2b9bcd1dce66a7f
[INFO] running `Command { std: "docker" "start" "-a" "c20a90b80ab93fb3835c87f67e2d56d3585f154ad261a1f2e2b9bcd1dce66a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c20a90b80ab93fb3835c87f67e2d56d3585f154ad261a1f2e2b9bcd1dce66a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20a90b80ab93fb3835c87f67e2d56d3585f154ad261a1f2e2b9bcd1dce66a7f", kill_on_drop: false }`
[INFO] [stdout] c20a90b80ab93fb3835c87f67e2d56d3585f154ad261a1f2e2b9bcd1dce66a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 715d9ea33610da759271a379c218f6f625e21a2736c35c236a27830e811d8ee4
[INFO] running `Command { std: "docker" "start" "-a" "715d9ea33610da759271a379c218f6f625e21a2736c35c236a27830e811d8ee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling structopt v0.3.17
[INFO] [stderr]    Compiling vtebench v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.80s
[INFO] running `Command { std: "docker" "inspect" "715d9ea33610da759271a379c218f6f625e21a2736c35c236a27830e811d8ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715d9ea33610da759271a379c218f6f625e21a2736c35c236a27830e811d8ee4", kill_on_drop: false }`
[INFO] [stdout] 715d9ea33610da759271a379c218f6f625e21a2736c35c236a27830e811d8ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] de166719ca8803f310a398ff48a17a3fa88e1d18cdfc49a652a36d371854ad10
[INFO] running `Command { std: "docker" "start" "-a" "de166719ca8803f310a398ff48a17a3fa88e1d18cdfc49a652a36d371854ad10", kill_on_drop: false }`
[INFO] [stderr]    Compiling vtebench v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/vtebench-222e180f9150a9d1)
[INFO] running `Command { std: "docker" "inspect" "de166719ca8803f310a398ff48a17a3fa88e1d18cdfc49a652a36d371854ad10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de166719ca8803f310a398ff48a17a3fa88e1d18cdfc49a652a36d371854ad10", kill_on_drop: false }`
[INFO] [stdout] de166719ca8803f310a398ff48a17a3fa88e1d18cdfc49a652a36d371854ad10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] ffee33a586694d86580cf1aebdcd46d630f9ab7f2db899a95962ae1f110251b5
[INFO] running `Command { std: "docker" "start" "-a" "ffee33a586694d86580cf1aebdcd46d630f9ab7f2db899a95962ae1f110251b5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vtebench-222e180f9150a9d1)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test bench::tests::max ... ok
[INFO] [stdout] test bench::tests::median ... ok
[INFO] [stdout] test bench::tests::min ... ok
[INFO] [stdout] test bench::tests::mean ... ok
[INFO] [stdout] test bench::tests::stddev ... ok
[INFO] [stdout] test bench::tests::percentile ... ok
[INFO] [stdout] test bench::tests::variance ... ok
[INFO] [stdout] test format::dat::tests::format_results ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ffee33a586694d86580cf1aebdcd46d630f9ab7f2db899a95962ae1f110251b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffee33a586694d86580cf1aebdcd46d630f9ab7f2db899a95962ae1f110251b5", kill_on_drop: false }`
[INFO] [stdout] ffee33a586694d86580cf1aebdcd46d630f9ab7f2db899a95962ae1f110251b5