[INFO] fetching crate ex3-spawn-wrapper 0.17.0...
[INFO] testing ex3-spawn-wrapper-0.17.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate ex3-spawn-wrapper 0.17.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ex3-spawn-wrapper 0.17.0
[INFO] finished tweaking crates.io crate ex3-spawn-wrapper 0.17.0
[INFO] tweaked toml for crates.io crate ex3-spawn-wrapper 0.17.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ex3-spawn-wrapper 0.17.0 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 67b23808aeb31ab5ad4c7a0de499aa6d1b1e75cd2076b64d633ec39d5366576a
[INFO] running `Command { std: "docker" "start" "-a" "67b23808aeb31ab5ad4c7a0de499aa6d1b1e75cd2076b64d633ec39d5366576a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b23808aeb31ab5ad4c7a0de499aa6d1b1e75cd2076b64d633ec39d5366576a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b23808aeb31ab5ad4c7a0de499aa6d1b1e75cd2076b64d633ec39d5366576a", kill_on_drop: false }`
[INFO] [stdout] 67b23808aeb31ab5ad4c7a0de499aa6d1b1e75cd2076b64d633ec39d5366576a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d0a662eee162fad7026e296761d3a1b92f316ed6000bea13096d5ceee5049b85
[INFO] running `Command { std: "docker" "start" "-a" "d0a662eee162fad7026e296761d3a1b92f316ed6000bea13096d5ceee5049b85", kill_on_drop: false }`
[INFO] [stderr]    Compiling ex3-spawn-wrapper v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "d0a662eee162fad7026e296761d3a1b92f316ed6000bea13096d5ceee5049b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a662eee162fad7026e296761d3a1b92f316ed6000bea13096d5ceee5049b85", kill_on_drop: false }`
[INFO] [stdout] d0a662eee162fad7026e296761d3a1b92f316ed6000bea13096d5ceee5049b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c46005a1197dddd4314b4773b613e41fe30474bb932bcbb6d258833074fdb117
[INFO] running `Command { std: "docker" "start" "-a" "c46005a1197dddd4314b4773b613e41fe30474bb932bcbb6d258833074fdb117", kill_on_drop: false }`
[INFO] [stderr]    Compiling ex3-spawn-wrapper v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "c46005a1197dddd4314b4773b613e41fe30474bb932bcbb6d258833074fdb117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46005a1197dddd4314b4773b613e41fe30474bb932bcbb6d258833074fdb117", kill_on_drop: false }`
[INFO] [stdout] c46005a1197dddd4314b4773b613e41fe30474bb932bcbb6d258833074fdb117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] efcc29fa26c7af13d554a05d24f56047e1e73988d7d171129e00a043b79a2cff
[INFO] running `Command { std: "docker" "start" "-a" "efcc29fa26c7af13d554a05d24f56047e1e73988d7d171129e00a043b79a2cff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ex3_spawn_wrapper-8c96f1db5ab4372e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ex3_spawn_wrapper
[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] running `Command { std: "docker" "inspect" "efcc29fa26c7af13d554a05d24f56047e1e73988d7d171129e00a043b79a2cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efcc29fa26c7af13d554a05d24f56047e1e73988d7d171129e00a043b79a2cff", kill_on_drop: false }`
[INFO] [stdout] efcc29fa26c7af13d554a05d24f56047e1e73988d7d171129e00a043b79a2cff