[INFO] fetching crate libmf 0.1.1...
[INFO] testing libmf-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate libmf 0.1.1 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate libmf 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libmf 0.1.1
[INFO] finished tweaking crates.io crate libmf 0.1.1
[INFO] tweaked toml for crates.io crate libmf 0.1.1 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f13ad6a29dba3461b872321a9a473fb33ece595d5584a7775a50f77401ea03e4
[INFO] running `Command { std: "docker" "start" "-a" "f13ad6a29dba3461b872321a9a473fb33ece595d5584a7775a50f77401ea03e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f13ad6a29dba3461b872321a9a473fb33ece595d5584a7775a50f77401ea03e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13ad6a29dba3461b872321a9a473fb33ece595d5584a7775a50f77401ea03e4", kill_on_drop: false }`
[INFO] [stdout] f13ad6a29dba3461b872321a9a473fb33ece595d5584a7775a50f77401ea03e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8b2971492add2c0befeae9292e6a1d07224ac6f8a92ecbd5b6069d0f9a4701b
[INFO] running `Command { std: "docker" "start" "-a" "e8b2971492add2c0befeae9292e6a1d07224ac6f8a92ecbd5b6069d0f9a4701b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libmf v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
[INFO] running `Command { std: "docker" "inspect" "e8b2971492add2c0befeae9292e6a1d07224ac6f8a92ecbd5b6069d0f9a4701b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b2971492add2c0befeae9292e6a1d07224ac6f8a92ecbd5b6069d0f9a4701b", kill_on_drop: false }`
[INFO] [stdout] e8b2971492add2c0befeae9292e6a1d07224ac6f8a92ecbd5b6069d0f9a4701b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 798dc4519f54e9d750445e37cd34ec173296288ebf03a83f572fe1bc05b6f474
[INFO] running `Command { std: "docker" "start" "-a" "798dc4519f54e9d750445e37cd34ec173296288ebf03a83f572fe1bc05b6f474", kill_on_drop: false }`
[INFO] [stderr]    Compiling libmf v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "798dc4519f54e9d750445e37cd34ec173296288ebf03a83f572fe1bc05b6f474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798dc4519f54e9d750445e37cd34ec173296288ebf03a83f572fe1bc05b6f474", kill_on_drop: false }`
[INFO] [stdout] 798dc4519f54e9d750445e37cd34ec173296288ebf03a83f572fe1bc05b6f474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca2f87f2327f9b822efeab072a27780724446e797d58acccea3f081043390b65
[INFO] running `Command { std: "docker" "start" "-a" "ca2f87f2327f9b822efeab072a27780724446e797d58acccea3f081043390b65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libmf-a130b26e1bb7d844)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test matrix::tests::test_with_capacity ... ok
[INFO] [stdout] test matrix::tests::test_new ... ok
[INFO] [stdout] test model::tests::test_not_fit ... ok
[INFO] [stdout] test model::tests::test_predict_not_fit - should panic ... ok
[INFO] [stdout] test model::tests::test_save_not_fit - should panic ... ok
[INFO] [stdout] test model::tests::test_fit_eval ... ok
[INFO] [stdout] test model::tests::test_fit ... ok
[INFO] [stdout] test model::tests::test_metrics ... ok
[INFO] [stdout] test model::tests::test_predict_out_of_range ... ok
[INFO] [stdout] test model::tests::test_save_load ... ok
[INFO] [stdout] test model::tests::test_cv ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.98s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libmf
[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" "ca2f87f2327f9b822efeab072a27780724446e797d58acccea3f081043390b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2f87f2327f9b822efeab072a27780724446e797d58acccea3f081043390b65", kill_on_drop: false }`
[INFO] [stdout] ca2f87f2327f9b822efeab072a27780724446e797d58acccea3f081043390b65
