[INFO] fetching crate runnel 0.3.7...
[INFO] testing runnel-0.3.7 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate runnel 0.3.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate runnel 0.3.7 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate runnel 0.3.7
[INFO] finished tweaking crates.io crate runnel 0.3.7
[INFO] tweaked toml for crates.io crate runnel 0.3.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 271666dbd1f1734f6b08db887f81f852575e008ad04177036a9746a2732c86ee
[INFO] running `Command { std: "docker" "start" "-a" "271666dbd1f1734f6b08db887f81f852575e008ad04177036a9746a2732c86ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "271666dbd1f1734f6b08db887f81f852575e008ad04177036a9746a2732c86ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271666dbd1f1734f6b08db887f81f852575e008ad04177036a9746a2732c86ee", kill_on_drop: false }`
[INFO] [stdout] 271666dbd1f1734f6b08db887f81f852575e008ad04177036a9746a2732c86ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49d2b872b0ca8a5bf5cc4eb3b51ab63d315a3dbfc715e380632118cbefd7a43d
[INFO] running `Command { std: "docker" "start" "-a" "49d2b872b0ca8a5bf5cc4eb3b51ab63d315a3dbfc715e380632118cbefd7a43d", kill_on_drop: false }`
[INFO] [stderr]    Compiling runnel v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "49d2b872b0ca8a5bf5cc4eb3b51ab63d315a3dbfc715e380632118cbefd7a43d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d2b872b0ca8a5bf5cc4eb3b51ab63d315a3dbfc715e380632118cbefd7a43d", kill_on_drop: false }`
[INFO] [stdout] 49d2b872b0ca8a5bf5cc4eb3b51ab63d315a3dbfc715e380632118cbefd7a43d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cf200448799dc0839cace1a3c8e714b6db9d61702cb1e6fbe685df9475b13c6
[INFO] running `Command { std: "docker" "start" "-a" "0cf200448799dc0839cace1a3c8e714b6db9d61702cb1e6fbe685df9475b13c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling runnel v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.02s
[INFO] running `Command { std: "docker" "inspect" "0cf200448799dc0839cace1a3c8e714b6db9d61702cb1e6fbe685df9475b13c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cf200448799dc0839cace1a3c8e714b6db9d61702cb1e6fbe685df9475b13c6", kill_on_drop: false }`
[INFO] [stdout] 0cf200448799dc0839cace1a3c8e714b6db9d61702cb1e6fbe685df9475b13c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9bcb0a897c524c8929997ab482b0f677321e2b44d49a5851f1d446de203c30f5
[INFO] running `Command { std: "docker" "start" "-a" "9bcb0a897c524c8929997ab482b0f677321e2b44d49a5851f1d446de203c30f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/runnel-74f82e9503c5d746)
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-25b839afe3f5b1db)
[INFO] [stdout] test medium::stringio::test_stringio::test_in ... ok
[INFO] [stdout] test medium::stringio::test_stringio::test_out ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_runnel::test_debug_runnel_ioe ... ok
[INFO] [stdout] test test_runnel::test_stdio ... ok
[INFO] [stdout] test test_runnel::test_debug_runnel_ioe_builder ... ok
[INFO] [stdout] test test_runnel::test_stringio ... ok
[INFO] [stdout] test test_runnel::test_size ... ok
[INFO] [stderr]      Running tests/test_pipeio.rs (/opt/rustwide/target/debug/deps/test_pipeio-dded6c70f45aaee3)
[INFO] [stdout] test test_runnel::test_pipeio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipein ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeio ... ok
[INFO] [stdout] test test_pipeio::test_size ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeerr ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeie ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_stdio.rs (/opt/rustwide/target/debug/deps/test_stdio-cf4b653c1bf0c081)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_stdio::test_size ... ok
[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] [stderr]      Running tests/test_stringio.rs (/opt/rustwide/target/debug/deps/test_stringio-b74299757f65923c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_stringio::test_size ... ok
[INFO] [stdout] test test_stream_ioe_stringio::test_ioe ... ok
[INFO] [stdout] test test_stream_stringio::test_in ... ok
[INFO] [stdout] test test_stream_stringio::test_err ... ok
[INFO] [stdout] test test_stream_stringio::test_out ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests runnel
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 208) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 193) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 223) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 183) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9bcb0a897c524c8929997ab482b0f677321e2b44d49a5851f1d446de203c30f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bcb0a897c524c8929997ab482b0f677321e2b44d49a5851f1d446de203c30f5", kill_on_drop: false }`
[INFO] [stdout] 9bcb0a897c524c8929997ab482b0f677321e2b44d49a5851f1d446de203c30f5