[INFO] fetching crate two_way_channel 0.1.0...
[INFO] testing two_way_channel-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate two_way_channel 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate two_way_channel 0.1.0
[INFO] finished tweaking crates.io crate two_way_channel 0.1.0
[INFO] tweaked toml for crates.io crate two_way_channel 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate two_way_channel 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4028dbe4c82f969e8865b772e258ea36afb1566221f78520f7b11e2ed50f42d1
[INFO] running `Command { std: "docker" "start" "-a" "4028dbe4c82f969e8865b772e258ea36afb1566221f78520f7b11e2ed50f42d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4028dbe4c82f969e8865b772e258ea36afb1566221f78520f7b11e2ed50f42d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4028dbe4c82f969e8865b772e258ea36afb1566221f78520f7b11e2ed50f42d1", kill_on_drop: false }`
[INFO] [stdout] 4028dbe4c82f969e8865b772e258ea36afb1566221f78520f7b11e2ed50f42d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08a7eba6321d3fdd3fcf33bc7371380fa0d4d7e0120b718f244a7e95947bef0e
[INFO] running `Command { std: "docker" "start" "-a" "08a7eba6321d3fdd3fcf33bc7371380fa0d4d7e0120b718f244a7e95947bef0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling two_way_channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "08a7eba6321d3fdd3fcf33bc7371380fa0d4d7e0120b718f244a7e95947bef0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a7eba6321d3fdd3fcf33bc7371380fa0d4d7e0120b718f244a7e95947bef0e", kill_on_drop: false }`
[INFO] [stdout] 08a7eba6321d3fdd3fcf33bc7371380fa0d4d7e0120b718f244a7e95947bef0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baae7679320ce22d994f65c256061dbcafaef9824ab705fba8c78d4f213c79ca
[INFO] running `Command { std: "docker" "start" "-a" "baae7679320ce22d994f65c256061dbcafaef9824ab705fba8c78d4f213c79ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling two_way_channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "baae7679320ce22d994f65c256061dbcafaef9824ab705fba8c78d4f213c79ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baae7679320ce22d994f65c256061dbcafaef9824ab705fba8c78d4f213c79ca", kill_on_drop: false }`
[INFO] [stdout] baae7679320ce22d994f65c256061dbcafaef9824ab705fba8c78d4f213c79ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64ca8aef7dbe7b093d965ca0a5173e210e10925f905cdb080d10e6b05ec4c85a
[INFO] running `Command { std: "docker" "start" "-a" "64ca8aef7dbe7b093d965ca0a5173e210e10925f905cdb080d10e6b05ec4c85a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/two_way_channel-a583a662c985cbc8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::send_down_channel ... ok
[INFO] [stdout] test tests::send_down_channel_multithreaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests two_way_channel
[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" "64ca8aef7dbe7b093d965ca0a5173e210e10925f905cdb080d10e6b05ec4c85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ca8aef7dbe7b093d965ca0a5173e210e10925f905cdb080d10e6b05ec4c85a", kill_on_drop: false }`
[INFO] [stdout] 64ca8aef7dbe7b093d965ca0a5173e210e10925f905cdb080d10e6b05ec4c85a