[INFO] fetching crate stream-cancel 0.8.1...
[INFO] testing stream-cancel-0.8.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate stream-cancel 0.8.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate stream-cancel 0.8.1 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 stream-cancel 0.8.1
[INFO] finished tweaking crates.io crate stream-cancel 0.8.1
[INFO] tweaked toml for crates.io crate stream-cancel 0.8.1 written to /workspace/builds/worker-11/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] 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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b6e0f9b41edcb5c7e91ea6a4fbd921e5963c08a8479a6d76fd4be9ed8d4023f
[INFO] running `Command { std: "docker" "start" "-a" "6b6e0f9b41edcb5c7e91ea6a4fbd921e5963c08a8479a6d76fd4be9ed8d4023f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b6e0f9b41edcb5c7e91ea6a4fbd921e5963c08a8479a6d76fd4be9ed8d4023f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6e0f9b41edcb5c7e91ea6a4fbd921e5963c08a8479a6d76fd4be9ed8d4023f", kill_on_drop: false }`
[INFO] [stdout] 6b6e0f9b41edcb5c7e91ea6a4fbd921e5963c08a8479a6d76fd4be9ed8d4023f
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8921f3c9980efa7b42527eceae667a6567c37080439b093df608082f0b91d55
[INFO] running `Command { std: "docker" "start" "-a" "d8921f3c9980efa7b42527eceae667a6567c37080439b093df608082f0b91d55", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling stream-cancel v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.58s
[INFO] running `Command { std: "docker" "inspect" "d8921f3c9980efa7b42527eceae667a6567c37080439b093df608082f0b91d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8921f3c9980efa7b42527eceae667a6567c37080439b093df608082f0b91d55", kill_on_drop: false }`
[INFO] [stdout] d8921f3c9980efa7b42527eceae667a6567c37080439b093df608082f0b91d55
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 928da0a3d9af63373b35f0a47d8281b686d6efc4fff247cf8442237e18f8d7cf
[INFO] running `Command { std: "docker" "start" "-a" "928da0a3d9af63373b35f0a47d8281b686d6efc4fff247cf8442237e18f8d7cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling stream-cancel v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.93s
[INFO] running `Command { std: "docker" "inspect" "928da0a3d9af63373b35f0a47d8281b686d6efc4fff247cf8442237e18f8d7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928da0a3d9af63373b35f0a47d8281b686d6efc4fff247cf8442237e18f8d7cf", kill_on_drop: false }`
[INFO] [stdout] 928da0a3d9af63373b35f0a47d8281b686d6efc4fff247cf8442237e18f8d7cf
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba33992eea59a0f97a4aa7988e23daa9272ff7d29b3cdfe72c10fccb2cb1e689
[INFO] running `Command { std: "docker" "start" "-a" "ba33992eea59a0f97a4aa7988e23daa9272ff7d29b3cdfe72c10fccb2cb1e689", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stream_cancel-94b286cdcf3a2f09)
[INFO] [stdout] test wrapper::tests::valved_stream_may_be_dropped_safely ... ok
[INFO] [stdout] test tests::yields_some ... ok
[INFO] [stdout] test tests::yields_many ... ok
[INFO] [stdout] test tests::multi_interrupt ... ok
[INFO] [stdout] test tests::tokio_rt_on_idle ... ok
[INFO] [stderr]    Doc-tests stream-cancel
[INFO] [stdout] test tests::tokio_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] test src/combinator.rs - combinator::StreamExt::take_until_if (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba33992eea59a0f97a4aa7988e23daa9272ff7d29b3cdfe72c10fccb2cb1e689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba33992eea59a0f97a4aa7988e23daa9272ff7d29b3cdfe72c10fccb2cb1e689", kill_on_drop: false }`
[INFO] [stdout] ba33992eea59a0f97a4aa7988e23daa9272ff7d29b3cdfe72c10fccb2cb1e689