[INFO] fetching crate uu_tail 0.0.6...
[INFO] testing uu_tail-0.0.6 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate uu_tail 0.0.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate uu_tail 0.0.6 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_tail 0.0.6
[INFO] finished tweaking crates.io crate uu_tail 0.0.6
[INFO] tweaked toml for crates.io crate uu_tail 0.0.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate uu_tail 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebbc7144e5be362e5d63d0117633d2e565ffddbd0feee425b4f0c81f92f8c8dc
[INFO] running `Command { std: "docker" "start" "-a" "ebbc7144e5be362e5d63d0117633d2e565ffddbd0feee425b4f0c81f92f8c8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebbc7144e5be362e5d63d0117633d2e565ffddbd0feee425b4f0c81f92f8c8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebbc7144e5be362e5d63d0117633d2e565ffddbd0feee425b4f0c81f92f8c8dc", kill_on_drop: false }`
[INFO] [stdout] ebbc7144e5be362e5d63d0117633d2e565ffddbd0feee425b4f0c81f92f8c8dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eda9573f18d016ecac5a480c41463682f4a0078a653ef29c8c646812f45a2ea4
[INFO] running `Command { std: "docker" "start" "-a" "eda9573f18d016ecac5a480c41463682f4a0078a653ef29c8c646812f45a2ea4", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling uu_tail v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "eda9573f18d016ecac5a480c41463682f4a0078a653ef29c8c646812f45a2ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda9573f18d016ecac5a480c41463682f4a0078a653ef29c8c646812f45a2ea4", kill_on_drop: false }`
[INFO] [stdout] eda9573f18d016ecac5a480c41463682f4a0078a653ef29c8c646812f45a2ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cca3334101277711cbc21791ef7cd6590aa298638bedc2fda344a8374fd1af22
[INFO] running `Command { std: "docker" "start" "-a" "cca3334101277711cbc21791ef7cd6590aa298638bedc2fda344a8374fd1af22", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_tail v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "cca3334101277711cbc21791ef7cd6590aa298638bedc2fda344a8374fd1af22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cca3334101277711cbc21791ef7cd6590aa298638bedc2fda344a8374fd1af22", kill_on_drop: false }`
[INFO] [stdout] cca3334101277711cbc21791ef7cd6590aa298638bedc2fda344a8374fd1af22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ddbb13ad61fd52313227e0c959ea06b9a4525fb822d4adec7d8f7ee68634cfb3
[INFO] running `Command { std: "docker" "start" "-a" "ddbb13ad61fd52313227e0c959ea06b9a4525fb822d4adec7d8f7ee68634cfb3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uu_tail-90a0ee13aadbae1c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tail-0271ceb6dedb3959)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests uu_tail
[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] [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" "ddbb13ad61fd52313227e0c959ea06b9a4525fb822d4adec7d8f7ee68634cfb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbb13ad61fd52313227e0c959ea06b9a4525fb822d4adec7d8f7ee68634cfb3", kill_on_drop: false }`
[INFO] [stdout] ddbb13ad61fd52313227e0c959ea06b9a4525fb822d4adec7d8f7ee68634cfb3