[INFO] fetching crate pipe-channel 1.3.0...
[INFO] testing pipe-channel-1.3.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate pipe-channel 1.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pipe-channel 1.3.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pipe-channel 1.3.0
[INFO] finished tweaking crates.io crate pipe-channel 1.3.0
[INFO] tweaked toml for crates.io crate pipe-channel 1.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6fee433a4b409cd76c5782a86a298a1249eb7b5cfd9b35ee19b39b8087e45a4
[INFO] running `Command { std: "docker" "start" "-a" "f6fee433a4b409cd76c5782a86a298a1249eb7b5cfd9b35ee19b39b8087e45a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6fee433a4b409cd76c5782a86a298a1249eb7b5cfd9b35ee19b39b8087e45a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fee433a4b409cd76c5782a86a298a1249eb7b5cfd9b35ee19b39b8087e45a4", kill_on_drop: false }`
[INFO] [stdout] f6fee433a4b409cd76c5782a86a298a1249eb7b5cfd9b35ee19b39b8087e45a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 778682f67eda79c745f86c37131422c6732b2376037af892a30c11ca79a66e7a
[INFO] running `Command { std: "docker" "start" "-a" "778682f67eda79c745f86c37131422c6732b2376037af892a30c11ca79a66e7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling pipe-channel v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "778682f67eda79c745f86c37131422c6732b2376037af892a30c11ca79a66e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "778682f67eda79c745f86c37131422c6732b2376037af892a30c11ca79a66e7a", kill_on_drop: false }`
[INFO] [stdout] 778682f67eda79c745f86c37131422c6732b2376037af892a30c11ca79a66e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 733aef0e225822e7d39a3b1cf3c9c1eb38ba67394494c28ff6059dd96f9382d8
[INFO] running `Command { std: "docker" "start" "-a" "733aef0e225822e7d39a3b1cf3c9c1eb38ba67394494c28ff6059dd96f9382d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipe-channel v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:522:38
[INFO] [stdout]     |
[INFO] [stdout] 522 |         unsafe impl Send for Large {};
[INFO] [stdout]     |                                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "733aef0e225822e7d39a3b1cf3c9c1eb38ba67394494c28ff6059dd96f9382d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733aef0e225822e7d39a3b1cf3c9c1eb38ba67394494c28ff6059dd96f9382d8", kill_on_drop: false }`
[INFO] [stdout] 733aef0e225822e7d39a3b1cf3c9c1eb38ba67394494c28ff6059dd96f9382d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d54c26fa7878babf14c28b578f20971ae12f8c8d7dfd3dfcc16c4a8caa0fbe5
[INFO] running `Command { std: "docker" "start" "-a" "8d54c26fa7878babf14c28b578f20971ae12f8c8d7dfd3dfcc16c4a8caa0fbe5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:522:38
[INFO] [stderr]     |
[INFO] [stderr] 522 |         unsafe impl Send for Large {};
[INFO] [stderr]     |                                      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pipe-channel` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pipe_channel-b1d030c85f2e54bc)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::zero_sized_type_drop ... ok
[INFO] [stdout] test tests::zero_sized_type ... ok
[INFO] [stdout] test tests::large_data ... ok
[INFO] [stdout] test tests::no_send_no_threading ... ok
[INFO] [stdout] test tests::debug_print ... ok
[INFO] [stdout] test tests::no_drop_on_recv_err ... ok
[INFO] [stdout] test tests::raw_fd ... ok
[INFO] [stderr]    Doc-tests pipe-channel
[INFO] [stdout] test tests::no_leak ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Sender<T>::send (line 201) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::iter (line 304) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::recv (line 268) ... ok
[INFO] [stdout] test src/lib.rs - channel (line 143) ... ok
[INFO] [stdout] test src/lib.rs - Receiver<T>::recv (line 252) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - Sender<T>::send (line 185) ... ok
[INFO] [stdout] test src/lib.rs - IntoIter (line 385) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d54c26fa7878babf14c28b578f20971ae12f8c8d7dfd3dfcc16c4a8caa0fbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d54c26fa7878babf14c28b578f20971ae12f8c8d7dfd3dfcc16c4a8caa0fbe5", kill_on_drop: false }`
[INFO] [stdout] 8d54c26fa7878babf14c28b578f20971ae12f8c8d7dfd3dfcc16c4a8caa0fbe5