[INFO] fetching crate pipe-op 0.0.1...
[INFO] testing pipe-op-0.0.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate pipe-op 0.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate pipe-op 0.0.1 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-op 0.0.1
[INFO] finished tweaking crates.io crate pipe-op 0.0.1
[INFO] tweaked toml for crates.io crate pipe-op 0.0.1 written to /workspace/builds/worker-11/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98e17bf2c93c6e0c123e2adb256540f82590d4fee61ec91951e0551b1d6e312b
[INFO] running `Command { std: "docker" "start" "-a" "98e17bf2c93c6e0c123e2adb256540f82590d4fee61ec91951e0551b1d6e312b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98e17bf2c93c6e0c123e2adb256540f82590d4fee61ec91951e0551b1d6e312b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e17bf2c93c6e0c123e2adb256540f82590d4fee61ec91951e0551b1d6e312b", kill_on_drop: false }`
[INFO] [stdout] 98e17bf2c93c6e0c123e2adb256540f82590d4fee61ec91951e0551b1d6e312b
[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=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] e777e69678866a8b06c89d93528a5460f397ba8fe2b212ae9720ee62d3d19036
[INFO] running `Command { std: "docker" "start" "-a" "e777e69678866a8b06c89d93528a5460f397ba8fe2b212ae9720ee62d3d19036", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pipe-op v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.62s
[INFO] running `Command { std: "docker" "inspect" "e777e69678866a8b06c89d93528a5460f397ba8fe2b212ae9720ee62d3d19036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e777e69678866a8b06c89d93528a5460f397ba8fe2b212ae9720ee62d3d19036", kill_on_drop: false }`
[INFO] [stdout] e777e69678866a8b06c89d93528a5460f397ba8fe2b212ae9720ee62d3d19036
[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=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] 432b1feb65158a03f49cf9928f3228578cda1377af990d103a58afa89472374c
[INFO] running `Command { std: "docker" "start" "-a" "432b1feb65158a03f49cf9928f3228578cda1377af990d103a58afa89472374c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling trybuild v1.0.43
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling pipe-op v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.94s
[INFO] running `Command { std: "docker" "inspect" "432b1feb65158a03f49cf9928f3228578cda1377af990d103a58afa89472374c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432b1feb65158a03f49cf9928f3228578cda1377af990d103a58afa89472374c", kill_on_drop: false }`
[INFO] [stdout] 432b1feb65158a03f49cf9928f3228578cda1377af990d103a58afa89472374c
[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=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] 0176cc42d0e05f1493dc561501a9fa37d4ab4ab779ad8306f95a512a131bb5f2
[INFO] running `Command { std: "docker" "start" "-a" "0176cc42d0e05f1493dc561501a9fa37d4ab4ab779ad8306f95a512a131bb5f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pipe_op-be76ecc3de749740)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/async.rs (/opt/rustwide/target/debug/deps/async-6960b6c5e0d438b2)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/await-try.rs (/opt/rustwide/target/debug/deps/await_try-53245363e4fdeb7c)
[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] [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] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-3df69978215c005f)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/chaining.rs (/opt/rustwide/target/debug/deps/chaining-32c2cade6060ad7d)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/closure.rs (/opt/rustwide/target/debug/deps/closure-0a77a711c1154d9c)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/helpers.rs (/opt/rustwide/target/debug/deps/helpers-25d38ab41046c31a)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/many.rs (/opt/rustwide/target/debug/deps/many-4290db948a84b757)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/method.rs (/opt/rustwide/target/debug/deps/method-b8a9838823d6264c)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/multiple.rs (/opt/rustwide/target/debug/deps/multiple-6789b72a9b562afc)
[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] [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] [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] [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] [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] [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] [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] [stderr]      Running tests/progress.rs (/opt/rustwide/target/debug/deps/progress-572435f66a8d67cc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pipe-op v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pipe-op-tests v0.0.0 (/opt/rustwide/target/tests/pipe-op)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.87s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/basic.rs ... ok
[INFO] [stderr] test tests/multiple.rs ... ok
[INFO] [stderr] test tests/many.rs ... ok
[INFO] [stderr] test tests/closure.rs ... ok
[INFO] [stderr] test tests/chaining.rs ... ok
[INFO] [stderr] test tests/method.rs ... ok
[INFO] [stderr] test tests/try.rs ... ok
[INFO] [stdout] test ui ... ok
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.45s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/try.rs (/opt/rustwide/target/debug/deps/try-46924d21ce6bf8a4)
[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] [stderr]    Doc-tests pipe-op
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - pipe (line 108) ... ok
[INFO] [stdout] test src/lib.rs - pipe (line 126) ... ok
[INFO] [stdout] test src/lib.rs - pipe (line 141) ... ok
[INFO] [stdout] test src/lib.rs - pipe (line 162) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0176cc42d0e05f1493dc561501a9fa37d4ab4ab779ad8306f95a512a131bb5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0176cc42d0e05f1493dc561501a9fa37d4ab4ab779ad8306f95a512a131bb5f2", kill_on_drop: false }`
[INFO] [stdout] 0176cc42d0e05f1493dc561501a9fa37d4ab4ab779ad8306f95a512a131bb5f2