[INFO] fetching crate exit-future 0.2.0...
[INFO] testing exit-future-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate exit-future 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate exit-future 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exit-future 0.2.0
[INFO] finished tweaking crates.io crate exit-future 0.2.0
[INFO] tweaked toml for crates.io crate exit-future 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c24d1097adaa37e25b7d30f63a0c19298a07c30db34be9a0d92db27568e5a7fa
[INFO] running `Command { std: "docker" "start" "-a" "c24d1097adaa37e25b7d30f63a0c19298a07c30db34be9a0d92db27568e5a7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c24d1097adaa37e25b7d30f63a0c19298a07c30db34be9a0d92db27568e5a7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24d1097adaa37e25b7d30f63a0c19298a07c30db34be9a0d92db27568e5a7fa", kill_on_drop: false }`
[INFO] [stdout] c24d1097adaa37e25b7d30f63a0c19298a07c30db34be9a0d92db27568e5a7fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e28eccdb08825e66f0d7c4e4667d77659a87fc170af0f7fd4e61a84f35437558
[INFO] running `Command { std: "docker" "start" "-a" "e28eccdb08825e66f0d7c4e4667d77659a87fc170af0f7fd4e61a84f35437558", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling exit-future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "e28eccdb08825e66f0d7c4e4667d77659a87fc170af0f7fd4e61a84f35437558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e28eccdb08825e66f0d7c4e4667d77659a87fc170af0f7fd4e61a84f35437558", kill_on_drop: false }`
[INFO] [stdout] e28eccdb08825e66f0d7c4e4667d77659a87fc170af0f7fd4e61a84f35437558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74eebe499f2bb29f9cf6dd1e359e7dc8d70897aeb6167c4b125da6a7d0f81fbf
[INFO] running `Command { std: "docker" "start" "-a" "74eebe499f2bb29f9cf6dd1e359e7dc8d70897aeb6167c4b125da6a7d0f81fbf", 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]    Compiling exit-future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "74eebe499f2bb29f9cf6dd1e359e7dc8d70897aeb6167c4b125da6a7d0f81fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74eebe499f2bb29f9cf6dd1e359e7dc8d70897aeb6167c4b125da6a7d0f81fbf", kill_on_drop: false }`
[INFO] [stdout] 74eebe499f2bb29f9cf6dd1e359e7dc8d70897aeb6167c4b125da6a7d0f81fbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 85ec01242de555768ad730b50a9d426a524c895947d595651ce4bd2ab4276aef
[INFO] running `Command { std: "docker" "start" "-a" "85ec01242de555768ad730b50a9d426a524c895947d595651ce4bd2ab4276aef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exit_future-2b49a27ef787cacf)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::clone_works ... ok
[INFO] [stdout] test tests::exit_signal_are_send_and_sync ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::work_until ... ok
[INFO] [stdout] test tests::drop_signal ... ok
[INFO] [stdout] test tests::many_exit_signals ... ok
[INFO] [stdout] test tests::works_from_other_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.50s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests exit-future
[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" "85ec01242de555768ad730b50a9d426a524c895947d595651ce4bd2ab4276aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ec01242de555768ad730b50a9d426a524c895947d595651ce4bd2ab4276aef", kill_on_drop: false }`
[INFO] [stdout] 85ec01242de555768ad730b50a9d426a524c895947d595651ce4bd2ab4276aef