[INFO] fetching crate rust-skiplist 0.0.1...
[INFO] testing rust-skiplist-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rust-skiplist 0.0.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate rust-skiplist 0.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-skiplist 0.0.1
[INFO] finished tweaking crates.io crate rust-skiplist 0.0.1
[INFO] tweaked toml for crates.io crate rust-skiplist 0.0.1 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 559c476c9b38549cc3c56bd1681178e7045b89e10176653f21d3f5e7d6dbbb3b
[INFO] running `Command { std: "docker" "start" "-a" "559c476c9b38549cc3c56bd1681178e7045b89e10176653f21d3f5e7d6dbbb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "559c476c9b38549cc3c56bd1681178e7045b89e10176653f21d3f5e7d6dbbb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559c476c9b38549cc3c56bd1681178e7045b89e10176653f21d3f5e7d6dbbb3b", kill_on_drop: false }`
[INFO] [stdout] 559c476c9b38549cc3c56bd1681178e7045b89e10176653f21d3f5e7d6dbbb3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 375907a02941af2910451ff1c272364208dc46e46480eb1d42e17e32a88cf1f4
[INFO] running `Command { std: "docker" "start" "-a" "375907a02941af2910451ff1c272364208dc46e46480eb1d42e17e32a88cf1f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-skiplist v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "375907a02941af2910451ff1c272364208dc46e46480eb1d42e17e32a88cf1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375907a02941af2910451ff1c272364208dc46e46480eb1d42e17e32a88cf1f4", kill_on_drop: false }`
[INFO] [stdout] 375907a02941af2910451ff1c272364208dc46e46480eb1d42e17e32a88cf1f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b6dda65289ac68c3967a013222f02d91c26575d805f229194d0608cae3534d0
[INFO] running `Command { std: "docker" "start" "-a" "0b6dda65289ac68c3967a013222f02d91c26575d805f229194d0608cae3534d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-skiplist v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "0b6dda65289ac68c3967a013222f02d91c26575d805f229194d0608cae3534d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6dda65289ac68c3967a013222f02d91c26575d805f229194d0608cae3534d0", kill_on_drop: false }`
[INFO] [stdout] 0b6dda65289ac68c3967a013222f02d91c26575d805f229194d0608cae3534d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea9647ae52ff727b25805644378330293a58ce905a67d1bddf1e161c7c215a01
[INFO] running `Command { std: "docker" "start" "-a" "ea9647ae52ff727b25805644378330293a58ce905a67d1bddf1e161c7c215a01", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_skiplist-960701c4332a5642)
[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 rust-skiplist
[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" "ea9647ae52ff727b25805644378330293a58ce905a67d1bddf1e161c7c215a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea9647ae52ff727b25805644378330293a58ce905a67d1bddf1e161c7c215a01", kill_on_drop: false }`
[INFO] [stdout] ea9647ae52ff727b25805644378330293a58ce905a67d1bddf1e161c7c215a01