[INFO] fetching crate ffc 0.1.0...
[INFO] testing ffc-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate ffc 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate ffc 0.1.0
[INFO] finished tweaking crates.io crate ffc 0.1.0
[INFO] tweaked toml for crates.io crate ffc 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ffc 0.1.0 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] crate crates.io crate ffc 0.1.0 already has a lockfile, it will not be regenerated
[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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 716768f217de4415628af775116d110bc4a2eb121a59aa250e68e8adf72d83c2
[INFO] running `Command { std: "docker" "start" "-a" "716768f217de4415628af775116d110bc4a2eb121a59aa250e68e8adf72d83c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "716768f217de4415628af775116d110bc4a2eb121a59aa250e68e8adf72d83c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716768f217de4415628af775116d110bc4a2eb121a59aa250e68e8adf72d83c2", kill_on_drop: false }`
[INFO] [stdout] 716768f217de4415628af775116d110bc4a2eb121a59aa250e68e8adf72d83c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f3a7b4b404db5bb65484044ae74ccff819829413cfdae9dcec1935137217e554
[INFO] running `Command { std: "docker" "start" "-a" "f3a7b4b404db5bb65484044ae74ccff819829413cfdae9dcec1935137217e554", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "f3a7b4b404db5bb65484044ae74ccff819829413cfdae9dcec1935137217e554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a7b4b404db5bb65484044ae74ccff819829413cfdae9dcec1935137217e554", kill_on_drop: false }`
[INFO] [stdout] f3a7b4b404db5bb65484044ae74ccff819829413cfdae9dcec1935137217e554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5f96a71a4f9364e17b67b183e581c27f23485afd4d365496260b965a28214081
[INFO] running `Command { std: "docker" "start" "-a" "5f96a71a4f9364e17b67b183e581c27f23485afd4d365496260b965a28214081", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "5f96a71a4f9364e17b67b183e581c27f23485afd4d365496260b965a28214081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f96a71a4f9364e17b67b183e581c27f23485afd4d365496260b965a28214081", kill_on_drop: false }`
[INFO] [stdout] 5f96a71a4f9364e17b67b183e581c27f23485afd4d365496260b965a28214081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f5f42ffda8115a4f138d008328c888bd1525bbb4fb9665dcb2d1d77852bac85b
[INFO] running `Command { std: "docker" "start" "-a" "f5f42ffda8115a4f138d008328c888bd1525bbb4fb9665dcb2d1d77852bac85b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ffc-1cc3b34dffb42fdb)
[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" "f5f42ffda8115a4f138d008328c888bd1525bbb4fb9665dcb2d1d77852bac85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f42ffda8115a4f138d008328c888bd1525bbb4fb9665dcb2d1d77852bac85b", kill_on_drop: false }`
[INFO] [stdout] f5f42ffda8115a4f138d008328c888bd1525bbb4fb9665dcb2d1d77852bac85b