[INFO] fetching crate rust_loop 0.1.0...
[INFO] testing rust_loop-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate rust_loop 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust_loop 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 rust_loop 0.1.0
[INFO] finished tweaking crates.io crate rust_loop 0.1.0
[INFO] tweaked toml for crates.io crate rust_loop 0.1.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 11ebd66987330d48d55faa03aabd0ca0dbd39470fd1b44fd7cbbb67d95bef77a
[INFO] running `Command { std: "docker" "start" "-a" "11ebd66987330d48d55faa03aabd0ca0dbd39470fd1b44fd7cbbb67d95bef77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ebd66987330d48d55faa03aabd0ca0dbd39470fd1b44fd7cbbb67d95bef77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ebd66987330d48d55faa03aabd0ca0dbd39470fd1b44fd7cbbb67d95bef77a", kill_on_drop: false }`
[INFO] [stdout] 11ebd66987330d48d55faa03aabd0ca0dbd39470fd1b44fd7cbbb67d95bef77a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 23b4920265a4593ebb3835bae366a0f76a2fe52cc0fce89a3a3407e817fecf0d
[INFO] running `Command { std: "docker" "start" "-a" "23b4920265a4593ebb3835bae366a0f76a2fe52cc0fce89a3a3407e817fecf0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_loop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "23b4920265a4593ebb3835bae366a0f76a2fe52cc0fce89a3a3407e817fecf0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b4920265a4593ebb3835bae366a0f76a2fe52cc0fce89a3a3407e817fecf0d", kill_on_drop: false }`
[INFO] [stdout] 23b4920265a4593ebb3835bae366a0f76a2fe52cc0fce89a3a3407e817fecf0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 221618bde562ce0c0582aca4dcb1f2fe707b1018f632b4840042ab18b20b0dde
[INFO] running `Command { std: "docker" "start" "-a" "221618bde562ce0c0582aca4dcb1f2fe707b1018f632b4840042ab18b20b0dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_loop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "221618bde562ce0c0582aca4dcb1f2fe707b1018f632b4840042ab18b20b0dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221618bde562ce0c0582aca4dcb1f2fe707b1018f632b4840042ab18b20b0dde", kill_on_drop: false }`
[INFO] [stdout] 221618bde562ce0c0582aca4dcb1f2fe707b1018f632b4840042ab18b20b0dde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8251bac157364eeaa26c216393b7de027a8ce919522b33a94c24e3bba285845a
[INFO] running `Command { std: "docker" "start" "-a" "8251bac157364eeaa26c216393b7de027a8ce919522b33a94c24e3bba285845a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_loop-dcfa34fc76774eac)
[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] [stderr]    Doc-tests rust_loop
[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" "8251bac157364eeaa26c216393b7de027a8ce919522b33a94c24e3bba285845a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8251bac157364eeaa26c216393b7de027a8ce919522b33a94c24e3bba285845a", kill_on_drop: false }`
[INFO] [stdout] 8251bac157364eeaa26c216393b7de027a8ce919522b33a94c24e3bba285845a