[INFO] fetching crate futures-watch 0.0.0...
[INFO] testing futures-watch-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate futures-watch 0.0.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate futures-watch 0.0.0 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 futures-watch 0.0.0
[INFO] finished tweaking crates.io crate futures-watch 0.0.0
[INFO] tweaked toml for crates.io crate futures-watch 0.0.0 written to /workspace/builds/worker-31/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 7f9ca65355d5a9e392ec9808d69fabe4aba313c4a256a0c4fdf70760c7b1a3b4
[INFO] running `Command { std: "docker" "start" "-a" "7f9ca65355d5a9e392ec9808d69fabe4aba313c4a256a0c4fdf70760c7b1a3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f9ca65355d5a9e392ec9808d69fabe4aba313c4a256a0c4fdf70760c7b1a3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9ca65355d5a9e392ec9808d69fabe4aba313c4a256a0c4fdf70760c7b1a3b4", kill_on_drop: false }`
[INFO] [stdout] 7f9ca65355d5a9e392ec9808d69fabe4aba313c4a256a0c4fdf70760c7b1a3b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 80846d8b7d18cda204a15bef3d4cf2693a77e507b379153effbcda777bab90cf
[INFO] running `Command { std: "docker" "start" "-a" "80846d8b7d18cda204a15bef3d4cf2693a77e507b379153effbcda777bab90cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-watch v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "80846d8b7d18cda204a15bef3d4cf2693a77e507b379153effbcda777bab90cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80846d8b7d18cda204a15bef3d4cf2693a77e507b379153effbcda777bab90cf", kill_on_drop: false }`
[INFO] [stdout] 80846d8b7d18cda204a15bef3d4cf2693a77e507b379153effbcda777bab90cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 5065e9350ca8c50377c10254b34baf25875e44b9028075c7570e6204c544573a
[INFO] running `Command { std: "docker" "start" "-a" "5065e9350ca8c50377c10254b34baf25875e44b9028075c7570e6204c544573a", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-watch v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "5065e9350ca8c50377c10254b34baf25875e44b9028075c7570e6204c544573a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5065e9350ca8c50377c10254b34baf25875e44b9028075c7570e6204c544573a", kill_on_drop: false }`
[INFO] [stdout] 5065e9350ca8c50377c10254b34baf25875e44b9028075c7570e6204c544573a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 42a76b8e59122e18441c25cf39889e535e1fa82b8929f07b1c4a1d6388217851
[INFO] running `Command { std: "docker" "start" "-a" "42a76b8e59122e18441c25cf39889e535e1fa82b8929f07b1c4a1d6388217851", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_watch-ed80444e3a906696)
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-watch
[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" "42a76b8e59122e18441c25cf39889e535e1fa82b8929f07b1c4a1d6388217851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a76b8e59122e18441c25cf39889e535e1fa82b8929f07b1c4a1d6388217851", kill_on_drop: false }`
[INFO] [stdout] 42a76b8e59122e18441c25cf39889e535e1fa82b8929f07b1c4a1d6388217851