[INFO] fetching crate instrumented-mpsc 0.1.0...
[INFO] testing instrumented-mpsc-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate instrumented-mpsc 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate instrumented-mpsc 0.1.0 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 instrumented-mpsc 0.1.0
[INFO] finished tweaking crates.io crate instrumented-mpsc 0.1.0
[INFO] tweaked toml for crates.io crate instrumented-mpsc 0.1.0 written to /workspace/builds/worker-21/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prometheus v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 5f714ccb99231613b484a30313792eb96b591a665ece56f652f155bfc333aad4
[INFO] running `Command { std: "docker" "start" "-a" "5f714ccb99231613b484a30313792eb96b591a665ece56f652f155bfc333aad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f714ccb99231613b484a30313792eb96b591a665ece56f652f155bfc333aad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f714ccb99231613b484a30313792eb96b591a665ece56f652f155bfc333aad4", kill_on_drop: false }`
[INFO] [stdout] 5f714ccb99231613b484a30313792eb96b591a665ece56f652f155bfc333aad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 770e8fa11de9b96eedc6a325a95aa2ef32d61a88b44499c1dc03a5da4af7e998
[INFO] running `Command { std: "docker" "start" "-a" "770e8fa11de9b96eedc6a325a95aa2ef32d61a88b44499c1dc03a5da4af7e998", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling protobuf v2.27.1
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling instrumented-mpsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.67s
[INFO] running `Command { std: "docker" "inspect" "770e8fa11de9b96eedc6a325a95aa2ef32d61a88b44499c1dc03a5da4af7e998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770e8fa11de9b96eedc6a325a95aa2ef32d61a88b44499c1dc03a5da4af7e998", kill_on_drop: false }`
[INFO] [stdout] 770e8fa11de9b96eedc6a325a95aa2ef32d61a88b44499c1dc03a5da4af7e998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] a28282f9adc3b686abab0ac48571c9077d92e240577adbabc875a5d84e5dae98
[INFO] running `Command { std: "docker" "start" "-a" "a28282f9adc3b686abab0ac48571c9077d92e240577adbabc875a5d84e5dae98", kill_on_drop: false }`
[INFO] [stderr]    Compiling instrumented-mpsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "a28282f9adc3b686abab0ac48571c9077d92e240577adbabc875a5d84e5dae98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28282f9adc3b686abab0ac48571c9077d92e240577adbabc875a5d84e5dae98", kill_on_drop: false }`
[INFO] [stdout] a28282f9adc3b686abab0ac48571c9077d92e240577adbabc875a5d84e5dae98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] aa7ba695a1c7e97f412f3845b7ce630c6c03d4e87a0de4beff55b99265fba0d8
[INFO] running `Command { std: "docker" "start" "-a" "aa7ba695a1c7e97f412f3845b7ce630c6c03d4e87a0de4beff55b99265fba0d8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/instrumented_mpsc-3669c346650dbadb)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests instrumented-mpsc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa7ba695a1c7e97f412f3845b7ce630c6c03d4e87a0de4beff55b99265fba0d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7ba695a1c7e97f412f3845b7ce630c6c03d4e87a0de4beff55b99265fba0d8", kill_on_drop: false }`
[INFO] [stdout] aa7ba695a1c7e97f412f3845b7ce630c6c03d4e87a0de4beff55b99265fba0d8