[INFO] fetching crate coral 0.9.2...
[INFO] testing coral-0.9.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate coral 0.9.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate coral 0.9.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coral 0.9.2
[INFO] finished tweaking crates.io crate coral 0.9.2
[INFO] tweaked toml for crates.io crate coral 0.9.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b75e9e5733c3e2a7762f084c99186d95994fc9bb3bacb989c0f76620afe637a
[INFO] running `Command { std: "docker" "start" "-a" "4b75e9e5733c3e2a7762f084c99186d95994fc9bb3bacb989c0f76620afe637a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b75e9e5733c3e2a7762f084c99186d95994fc9bb3bacb989c0f76620afe637a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b75e9e5733c3e2a7762f084c99186d95994fc9bb3bacb989c0f76620afe637a", kill_on_drop: false }`
[INFO] [stdout] 4b75e9e5733c3e2a7762f084c99186d95994fc9bb3bacb989c0f76620afe637a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf356d7c5a8950e6bb791f7ed4e9d95083ea05d0e87242ceb48e0e9901bcde58
[INFO] running `Command { std: "docker" "start" "-a" "bf356d7c5a8950e6bb791f7ed4e9d95083ea05d0e87242ceb48e0e9901bcde58", kill_on_drop: false }`
[INFO] [stderr]    Compiling pad v0.1.6
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling coral v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "bf356d7c5a8950e6bb791f7ed4e9d95083ea05d0e87242ceb48e0e9901bcde58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf356d7c5a8950e6bb791f7ed4e9d95083ea05d0e87242ceb48e0e9901bcde58", kill_on_drop: false }`
[INFO] [stdout] bf356d7c5a8950e6bb791f7ed4e9d95083ea05d0e87242ceb48e0e9901bcde58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72a7899aa8e7f59d7ed5a9e3d89b9f432ab1a71978e6515534f69836a5740d70
[INFO] running `Command { std: "docker" "start" "-a" "72a7899aa8e7f59d7ed5a9e3d89b9f432ab1a71978e6515534f69836a5740d70", kill_on_drop: false }`
[INFO] [stderr]    Compiling coral v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "72a7899aa8e7f59d7ed5a9e3d89b9f432ab1a71978e6515534f69836a5740d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a7899aa8e7f59d7ed5a9e3d89b9f432ab1a71978e6515534f69836a5740d70", kill_on_drop: false }`
[INFO] [stdout] 72a7899aa8e7f59d7ed5a9e3d89b9f432ab1a71978e6515534f69836a5740d70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3528cc81194c0d27cca0fc8997a97a0aa2c1a816dcf24775a251ba600f579d0b
[INFO] running `Command { std: "docker" "start" "-a" "3528cc81194c0d27cca0fc8997a97a0aa2c1a816dcf24775a251ba600f579d0b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coral-0da379d7d6644288)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coral-40de506fb1f39e51)
[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] [stderr]    Doc-tests coral
[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" "3528cc81194c0d27cca0fc8997a97a0aa2c1a816dcf24775a251ba600f579d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3528cc81194c0d27cca0fc8997a97a0aa2c1a816dcf24775a251ba600f579d0b", kill_on_drop: false }`
[INFO] [stdout] 3528cc81194c0d27cca0fc8997a97a0aa2c1a816dcf24775a251ba600f579d0b