[INFO] fetching crate liblearn 0.1.1...
[INFO] testing liblearn-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate liblearn 0.1.1 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate liblearn 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liblearn 0.1.1
[INFO] finished tweaking crates.io crate liblearn 0.1.1
[INFO] tweaked toml for crates.io crate liblearn 0.1.1 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 408d8a43713099029cacd1f33ee2f76596e883f2e5803c63a64baf2912b37b3d
[INFO] running `Command { std: "docker" "start" "-a" "408d8a43713099029cacd1f33ee2f76596e883f2e5803c63a64baf2912b37b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "408d8a43713099029cacd1f33ee2f76596e883f2e5803c63a64baf2912b37b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "408d8a43713099029cacd1f33ee2f76596e883f2e5803c63a64baf2912b37b3d", kill_on_drop: false }`
[INFO] [stdout] 408d8a43713099029cacd1f33ee2f76596e883f2e5803c63a64baf2912b37b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13e65e1516ef44a793c8efeaef7a335d4f4a2c1b1fd00ed47bd2173df9ae5a06
[INFO] running `Command { std: "docker" "start" "-a" "13e65e1516ef44a793c8efeaef7a335d4f4a2c1b1fd00ed47bd2173df9ae5a06", kill_on_drop: false }`
[INFO] [stderr]    Compiling liblearn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "13e65e1516ef44a793c8efeaef7a335d4f4a2c1b1fd00ed47bd2173df9ae5a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e65e1516ef44a793c8efeaef7a335d4f4a2c1b1fd00ed47bd2173df9ae5a06", kill_on_drop: false }`
[INFO] [stdout] 13e65e1516ef44a793c8efeaef7a335d4f4a2c1b1fd00ed47bd2173df9ae5a06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e5673aa6179f38e2f4f9c92466ecec791ace1c073b3d532b49b4e7c4dbd124c
[INFO] running `Command { std: "docker" "start" "-a" "5e5673aa6179f38e2f4f9c92466ecec791ace1c073b3d532b49b4e7c4dbd124c", kill_on_drop: false }`
[INFO] [stderr]    Compiling liblearn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "5e5673aa6179f38e2f4f9c92466ecec791ace1c073b3d532b49b4e7c4dbd124c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5673aa6179f38e2f4f9c92466ecec791ace1c073b3d532b49b4e7c4dbd124c", kill_on_drop: false }`
[INFO] [stdout] 5e5673aa6179f38e2f4f9c92466ecec791ace1c073b3d532b49b4e7c4dbd124c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1000583d33eba762a169a9d815fb643d19679efd354375efb7c2d2da4d94b542
[INFO] running `Command { std: "docker" "start" "-a" "1000583d33eba762a169a9d815fb643d19679efd354375efb7c2d2da4d94b542", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/liblearn-fc3bbd5531ee20fa)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests liblearn
[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 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" "1000583d33eba762a169a9d815fb643d19679efd354375efb7c2d2da4d94b542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1000583d33eba762a169a9d815fb643d19679efd354375efb7c2d2da4d94b542", kill_on_drop: false }`
[INFO] [stdout] 1000583d33eba762a169a9d815fb643d19679efd354375efb7c2d2da4d94b542
