[INFO] fetching crate bichannel 0.0.4...
[INFO] testing bichannel-0.0.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate bichannel 0.0.4 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate bichannel 0.0.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bichannel 0.0.4
[INFO] finished tweaking crates.io crate bichannel 0.0.4
[INFO] tweaked toml for crates.io crate bichannel 0.0.4 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aeb06db5c14dd2ebc8cd5b35e0573dd0ed3aecea9310cfdbecf4dd83b4f1b39a
[INFO] running `Command { std: "docker" "start" "-a" "aeb06db5c14dd2ebc8cd5b35e0573dd0ed3aecea9310cfdbecf4dd83b4f1b39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeb06db5c14dd2ebc8cd5b35e0573dd0ed3aecea9310cfdbecf4dd83b4f1b39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeb06db5c14dd2ebc8cd5b35e0573dd0ed3aecea9310cfdbecf4dd83b4f1b39a", kill_on_drop: false }`
[INFO] [stdout] aeb06db5c14dd2ebc8cd5b35e0573dd0ed3aecea9310cfdbecf4dd83b4f1b39a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 529280896a03122b906277a1ab7edabdb61576f7731c1057d83131c9600de4f5
[INFO] running `Command { std: "docker" "start" "-a" "529280896a03122b906277a1ab7edabdb61576f7731c1057d83131c9600de4f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bichannel v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "529280896a03122b906277a1ab7edabdb61576f7731c1057d83131c9600de4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529280896a03122b906277a1ab7edabdb61576f7731c1057d83131c9600de4f5", kill_on_drop: false }`
[INFO] [stdout] 529280896a03122b906277a1ab7edabdb61576f7731c1057d83131c9600de4f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a3269b7b2c93ba7157a5bf180721eed33d84780b809cdba15da2b0787e9003a
[INFO] running `Command { std: "docker" "start" "-a" "6a3269b7b2c93ba7157a5bf180721eed33d84780b809cdba15da2b0787e9003a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bichannel v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "6a3269b7b2c93ba7157a5bf180721eed33d84780b809cdba15da2b0787e9003a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3269b7b2c93ba7157a5bf180721eed33d84780b809cdba15da2b0787e9003a", kill_on_drop: false }`
[INFO] [stdout] 6a3269b7b2c93ba7157a5bf180721eed33d84780b809cdba15da2b0787e9003a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be09618dd244e394ef33752ce81c1484fbc372dfa8912f25c6d5d4181386e01a
[INFO] running `Command { std: "docker" "start" "-a" "be09618dd244e394ef33752ce81c1484fbc372dfa8912f25c6d5d4181386e01a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bichannel-a6b69cbcf9ce792e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests bichannel
[INFO] [stdout] test examples::test_threaded_scenario ... 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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Channel<S,R>::try_recv (line 200) ... ok
[INFO] [stdout] test src/lib.rs - Channel<S,R>::recv (line 143) ... ok
[INFO] [stdout] test src/lib.rs - Channel<S,R>::send (line 111) ... ok
[INFO] [stdout] test src/lib.rs - Channel<S,R>::recv (line 157) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - Channel (line 67) ... ok
[INFO] [stdout] test src/lib.rs - channel (line 216) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be09618dd244e394ef33752ce81c1484fbc372dfa8912f25c6d5d4181386e01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be09618dd244e394ef33752ce81c1484fbc372dfa8912f25c6d5d4181386e01a", kill_on_drop: false }`
[INFO] [stdout] be09618dd244e394ef33752ce81c1484fbc372dfa8912f25c6d5d4181386e01a