[INFO] fetching crate learn 0.1.1...
[INFO] testing learn-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate learn 0.1.1 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate learn 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 learn 0.1.1
[INFO] finished tweaking crates.io crate learn 0.1.1
[INFO] tweaked toml for crates.io crate learn 0.1.1 written to /workspace/builds/worker-55/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] [stderr]     Blocking waiting for file lock on package cache
[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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 7a220e1c8dbed54fa1d74d6227853b0052e104de6a8c7c786bc7bed772c457a4
[INFO] running `Command { std: "docker" "start" "-a" "7a220e1c8dbed54fa1d74d6227853b0052e104de6a8c7c786bc7bed772c457a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a220e1c8dbed54fa1d74d6227853b0052e104de6a8c7c786bc7bed772c457a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a220e1c8dbed54fa1d74d6227853b0052e104de6a8c7c786bc7bed772c457a4", kill_on_drop: false }`
[INFO] [stdout] 7a220e1c8dbed54fa1d74d6227853b0052e104de6a8c7c786bc7bed772c457a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 307fd2983b2698dab22b704f4e8f1f9c50a99887bf57a8f7ea1d1a06292ca294
[INFO] running `Command { std: "docker" "start" "-a" "307fd2983b2698dab22b704f4e8f1f9c50a99887bf57a8f7ea1d1a06292ca294", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "307fd2983b2698dab22b704f4e8f1f9c50a99887bf57a8f7ea1d1a06292ca294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "307fd2983b2698dab22b704f4e8f1f9c50a99887bf57a8f7ea1d1a06292ca294", kill_on_drop: false }`
[INFO] [stdout] 307fd2983b2698dab22b704f4e8f1f9c50a99887bf57a8f7ea1d1a06292ca294
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 3b68a28abb8493a7049bd24b0e76978793bbcaac59b4d986ed5aa1946da707a5
[INFO] running `Command { std: "docker" "start" "-a" "3b68a28abb8493a7049bd24b0e76978793bbcaac59b4d986ed5aa1946da707a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "3b68a28abb8493a7049bd24b0e76978793bbcaac59b4d986ed5aa1946da707a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b68a28abb8493a7049bd24b0e76978793bbcaac59b4d986ed5aa1946da707a5", kill_on_drop: false }`
[INFO] [stdout] 3b68a28abb8493a7049bd24b0e76978793bbcaac59b4d986ed5aa1946da707a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] ae439bc79dbc4a794c2890cc98f20e6208e3aa26d65e4ed43706df293e4c8e70
[INFO] running `Command { std: "docker" "start" "-a" "ae439bc79dbc4a794c2890cc98f20e6208e3aa26d65e4ed43706df293e4c8e70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.60s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn-fd2e813ab49fb3be)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests learn
[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" "ae439bc79dbc4a794c2890cc98f20e6208e3aa26d65e4ed43706df293e4c8e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae439bc79dbc4a794c2890cc98f20e6208e3aa26d65e4ed43706df293e4c8e70", kill_on_drop: false }`
[INFO] [stdout] ae439bc79dbc4a794c2890cc98f20e6208e3aa26d65e4ed43706df293e4c8e70
