[INFO] fetching crate metrics_printer 0.1.0...
[INFO] testing metrics_printer-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate metrics_printer 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate metrics_printer 0.1.0 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 metrics_printer 0.1.0
[INFO] finished tweaking crates.io crate metrics_printer 0.1.0
[INFO] tweaked toml for crates.io crate metrics_printer 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] c538e35703c7adf1d99d812d00c3b43eeabd45b3893d1f4ac06e1878cc2ab714
[INFO] running `Command { std: "docker" "start" "-a" "c538e35703c7adf1d99d812d00c3b43eeabd45b3893d1f4ac06e1878cc2ab714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c538e35703c7adf1d99d812d00c3b43eeabd45b3893d1f4ac06e1878cc2ab714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c538e35703c7adf1d99d812d00c3b43eeabd45b3893d1f4ac06e1878cc2ab714", kill_on_drop: false }`
[INFO] [stdout] c538e35703c7adf1d99d812d00c3b43eeabd45b3893d1f4ac06e1878cc2ab714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] f9097b47ae0575ee2df09c866312a23f2685227ef6a24c9890f743d87decd584
[INFO] running `Command { std: "docker" "start" "-a" "f9097b47ae0575ee2df09c866312a23f2685227ef6a24c9890f743d87decd584", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling metrics v0.14.2
[INFO] [stderr]    Compiling atomic-shim v0.1.0
[INFO] [stderr]    Compiling sketches-ddsketch v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling raw-cpuid v9.1.1
[INFO] [stderr]    Compiling ordered-float v2.10.0
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling metrics-macros v0.2.0
[INFO] [stderr]    Compiling quanta v0.7.2
[INFO] [stderr]    Compiling metrics-util v0.6.2
[INFO] [stderr]    Compiling metrics_printer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "f9097b47ae0575ee2df09c866312a23f2685227ef6a24c9890f743d87decd584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9097b47ae0575ee2df09c866312a23f2685227ef6a24c9890f743d87decd584", kill_on_drop: false }`
[INFO] [stdout] f9097b47ae0575ee2df09c866312a23f2685227ef6a24c9890f743d87decd584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 07f2c85237236ce658d69679b080af9fcf204b963b0ed907a188c8c04c725c03
[INFO] running `Command { std: "docker" "start" "-a" "07f2c85237236ce658d69679b080af9fcf204b963b0ed907a188c8c04c725c03", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics_printer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_printer-f960e67cf0b57a8d)
[INFO] running `Command { std: "docker" "inspect" "07f2c85237236ce658d69679b080af9fcf204b963b0ed907a188c8c04c725c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f2c85237236ce658d69679b080af9fcf204b963b0ed907a188c8c04c725c03", kill_on_drop: false }`
[INFO] [stdout] 07f2c85237236ce658d69679b080af9fcf204b963b0ed907a188c8c04c725c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 39683519505a464b45048b76bbfb22ef226867a9ab293a2bc822ec5948a72c37
[INFO] running `Command { std: "docker" "start" "-a" "39683519505a464b45048b76bbfb22ef226867a9ab293a2bc822ec5948a72c37", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_printer-f960e67cf0b57a8d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::not_a_real_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metrics_printer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "39683519505a464b45048b76bbfb22ef226867a9ab293a2bc822ec5948a72c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39683519505a464b45048b76bbfb22ef226867a9ab293a2bc822ec5948a72c37", kill_on_drop: false }`
[INFO] [stdout] 39683519505a464b45048b76bbfb22ef226867a9ab293a2bc822ec5948a72c37