[INFO] fetching crate futures-sink-preview 0.3.0-alpha.19...
[INFO] testing futures-sink-preview-0.3.0-alpha.19 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate futures-sink-preview 0.3.0-alpha.19 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate futures-sink-preview 0.3.0-alpha.19 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 futures-sink-preview 0.3.0-alpha.19
[INFO] finished tweaking crates.io crate futures-sink-preview 0.3.0-alpha.19
[INFO] tweaked toml for crates.io crate futures-sink-preview 0.3.0-alpha.19 written to /workspace/builds/worker-53/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] ccf0dba4fe94b733b91fda621d47497906aa4ce278819fea63d8c54923504eda
[INFO] running `Command { std: "docker" "start" "-a" "ccf0dba4fe94b733b91fda621d47497906aa4ce278819fea63d8c54923504eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccf0dba4fe94b733b91fda621d47497906aa4ce278819fea63d8c54923504eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccf0dba4fe94b733b91fda621d47497906aa4ce278819fea63d8c54923504eda", kill_on_drop: false }`
[INFO] [stdout] ccf0dba4fe94b733b91fda621d47497906aa4ce278819fea63d8c54923504eda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 72655238e701a25d7466ae011708dc1a1e29d2761406b6774d8a546e120f71d7
[INFO] running `Command { std: "docker" "start" "-a" "72655238e701a25d7466ae011708dc1a1e29d2761406b6774d8a546e120f71d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "72655238e701a25d7466ae011708dc1a1e29d2761406b6774d8a546e120f71d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72655238e701a25d7466ae011708dc1a1e29d2761406b6774d8a546e120f71d7", kill_on_drop: false }`
[INFO] [stdout] 72655238e701a25d7466ae011708dc1a1e29d2761406b6774d8a546e120f71d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 0e0d2e3d3a987af7f67e50178be726e96893e731a8fb3b478da72a3fd44d6b65
[INFO] running `Command { std: "docker" "start" "-a" "0e0d2e3d3a987af7f67e50178be726e96893e731a8fb3b478da72a3fd44d6b65", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "0e0d2e3d3a987af7f67e50178be726e96893e731a8fb3b478da72a3fd44d6b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e0d2e3d3a987af7f67e50178be726e96893e731a8fb3b478da72a3fd44d6b65", kill_on_drop: false }`
[INFO] [stdout] 0e0d2e3d3a987af7f67e50178be726e96893e731a8fb3b478da72a3fd44d6b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 58f5f00e0422a96b5979c6db6223524a6c0bda9cdec59b3425b5f31413b76de7
[INFO] running `Command { std: "docker" "start" "-a" "58f5f00e0422a96b5979c6db6223524a6c0bda9cdec59b3425b5f31413b76de7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_sink-a2ddeb25fe82f0aa)
[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 futures_sink
[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" "58f5f00e0422a96b5979c6db6223524a6c0bda9cdec59b3425b5f31413b76de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f5f00e0422a96b5979c6db6223524a6c0bda9cdec59b3425b5f31413b76de7", kill_on_drop: false }`
[INFO] [stdout] 58f5f00e0422a96b5979c6db6223524a6c0bda9cdec59b3425b5f31413b76de7