[INFO] fetching crate unique-count 0.1.0...
[INFO] testing unique-count-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate unique-count 0.1.0 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate unique-count 0.1.0 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 unique-count 0.1.0
[INFO] finished tweaking crates.io crate unique-count 0.1.0
[INFO] tweaked toml for crates.io crate unique-count 0.1.0 written to /workspace/builds/worker-86/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 86c82de44fba06604e3f63a446aff6d1991add4512f2a88c1151a9aa5b234c4d
[INFO] running `Command { std: "docker" "start" "-a" "86c82de44fba06604e3f63a446aff6d1991add4512f2a88c1151a9aa5b234c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86c82de44fba06604e3f63a446aff6d1991add4512f2a88c1151a9aa5b234c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c82de44fba06604e3f63a446aff6d1991add4512f2a88c1151a9aa5b234c4d", kill_on_drop: false }`
[INFO] [stdout] 86c82de44fba06604e3f63a446aff6d1991add4512f2a88c1151a9aa5b234c4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 268edc936e4de6b0c552e650a63951bd675498f2d4ec37e373f78b1bcd5b1e81
[INFO] running `Command { std: "docker" "start" "-a" "268edc936e4de6b0c552e650a63951bd675498f2d4ec37e373f78b1bcd5b1e81", kill_on_drop: false }`
[INFO] [stderr]    Compiling unique-count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "268edc936e4de6b0c552e650a63951bd675498f2d4ec37e373f78b1bcd5b1e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268edc936e4de6b0c552e650a63951bd675498f2d4ec37e373f78b1bcd5b1e81", kill_on_drop: false }`
[INFO] [stdout] 268edc936e4de6b0c552e650a63951bd675498f2d4ec37e373f78b1bcd5b1e81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] 20014de058915c36720135c5953f42ee6f5211667d02d801fbbb4cc765e56528
[INFO] running `Command { std: "docker" "start" "-a" "20014de058915c36720135c5953f42ee6f5211667d02d801fbbb4cc765e56528", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unique-count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "20014de058915c36720135c5953f42ee6f5211667d02d801fbbb4cc765e56528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20014de058915c36720135c5953f42ee6f5211667d02d801fbbb4cc765e56528", kill_on_drop: false }`
[INFO] [stdout] 20014de058915c36720135c5953f42ee6f5211667d02d801fbbb4cc765e56528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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] c10703342101da35b3b8a7694fd051928f4720232b530f8162f3a47946ad79a2
[INFO] running `Command { std: "docker" "start" "-a" "c10703342101da35b3b8a7694fd051928f4720232b530f8162f3a47946ad79a2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unique_count-c0e9898475ff1656)
[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] [stderr]    Doc-tests unique-count
[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" "c10703342101da35b3b8a7694fd051928f4720232b530f8162f3a47946ad79a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c10703342101da35b3b8a7694fd051928f4720232b530f8162f3a47946ad79a2", kill_on_drop: false }`
[INFO] [stdout] c10703342101da35b3b8a7694fd051928f4720232b530f8162f3a47946ad79a2