[INFO] fetching crate tee_readwrite 0.1.0...
[INFO] testing tee_readwrite-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate tee_readwrite 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate tee_readwrite 0.1.0 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 tee_readwrite 0.1.0
[INFO] finished tweaking crates.io crate tee_readwrite 0.1.0
[INFO] tweaked toml for crates.io crate tee_readwrite 0.1.0 written to /workspace/builds/worker-15/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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 43549222736b3a6682bda733b8b807d4ed212ac6cdbedf6246219ab916697020
[INFO] running `Command { std: "docker" "start" "-a" "43549222736b3a6682bda733b8b807d4ed212ac6cdbedf6246219ab916697020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43549222736b3a6682bda733b8b807d4ed212ac6cdbedf6246219ab916697020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43549222736b3a6682bda733b8b807d4ed212ac6cdbedf6246219ab916697020", kill_on_drop: false }`
[INFO] [stdout] 43549222736b3a6682bda733b8b807d4ed212ac6cdbedf6246219ab916697020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 07f47fbf9e227166875d872e211cbda536276c063ad0968a1f6b3459dd7b95c7
[INFO] running `Command { std: "docker" "start" "-a" "07f47fbf9e227166875d872e211cbda536276c063ad0968a1f6b3459dd7b95c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tee_readwrite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "07f47fbf9e227166875d872e211cbda536276c063ad0968a1f6b3459dd7b95c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f47fbf9e227166875d872e211cbda536276c063ad0968a1f6b3459dd7b95c7", kill_on_drop: false }`
[INFO] [stdout] 07f47fbf9e227166875d872e211cbda536276c063ad0968a1f6b3459dd7b95c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] be919be6ef89c79b12101ca08d5f6ffd8a00c7bcfd2e51bf3be35b0dc30e24f9
[INFO] running `Command { std: "docker" "start" "-a" "be919be6ef89c79b12101ca08d5f6ffd8a00c7bcfd2e51bf3be35b0dc30e24f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tee_readwrite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "be919be6ef89c79b12101ca08d5f6ffd8a00c7bcfd2e51bf3be35b0dc30e24f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be919be6ef89c79b12101ca08d5f6ffd8a00c7bcfd2e51bf3be35b0dc30e24f9", kill_on_drop: false }`
[INFO] [stdout] be919be6ef89c79b12101ca08d5f6ffd8a00c7bcfd2e51bf3be35b0dc30e24f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] c4cc8a1699812cfed166efe684b1287e4833a55acb116ef208af540daec60fa8
[INFO] running `Command { std: "docker" "start" "-a" "c4cc8a1699812cfed166efe684b1287e4833a55acb116ef208af540daec60fa8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tee_readwrite-4ef29f56c1846cc4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tee_readwrite
[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 2 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4cc8a1699812cfed166efe684b1287e4833a55acb116ef208af540daec60fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4cc8a1699812cfed166efe684b1287e4833a55acb116ef208af540daec60fa8", kill_on_drop: false }`
[INFO] [stdout] c4cc8a1699812cfed166efe684b1287e4833a55acb116ef208af540daec60fa8