[INFO] fetching crate labirust 0.3.0...
[INFO] testing labirust-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate labirust 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate labirust 0.3.0
[INFO] finished tweaking crates.io crate labirust 0.3.0
[INFO] tweaked toml for crates.io crate labirust 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate labirust 0.3.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding termion v1.5.6 (available: v4.0.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75b3428ca77b112a6671b90a2983fcd8cdc391d1361b40a9c9483578a13cd0ae
[INFO] running `Command { std: "docker" "start" "-a" "75b3428ca77b112a6671b90a2983fcd8cdc391d1361b40a9c9483578a13cd0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75b3428ca77b112a6671b90a2983fcd8cdc391d1361b40a9c9483578a13cd0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b3428ca77b112a6671b90a2983fcd8cdc391d1361b40a9c9483578a13cd0ae", kill_on_drop: false }`
[INFO] [stdout] 75b3428ca77b112a6671b90a2983fcd8cdc391d1361b40a9c9483578a13cd0ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4ddedd1901fed48a8e2077ace9be2e6f6c66da465f738c1dcb17fa60c845707
[INFO] running `Command { std: "docker" "start" "-a" "d4ddedd1901fed48a8e2077ace9be2e6f6c66da465f738c1dcb17fa60c845707", kill_on_drop: false }`
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling labirust v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "d4ddedd1901fed48a8e2077ace9be2e6f6c66da465f738c1dcb17fa60c845707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ddedd1901fed48a8e2077ace9be2e6f6c66da465f738c1dcb17fa60c845707", kill_on_drop: false }`
[INFO] [stdout] d4ddedd1901fed48a8e2077ace9be2e6f6c66da465f738c1dcb17fa60c845707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8585296d4741151e60b2a62d30cca20aeddd72bb23e06cdcf1772cd511be199
[INFO] running `Command { std: "docker" "start" "-a" "f8585296d4741151e60b2a62d30cca20aeddd72bb23e06cdcf1772cd511be199", kill_on_drop: false }`
[INFO] [stderr]    Compiling labirust v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "f8585296d4741151e60b2a62d30cca20aeddd72bb23e06cdcf1772cd511be199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8585296d4741151e60b2a62d30cca20aeddd72bb23e06cdcf1772cd511be199", kill_on_drop: false }`
[INFO] [stdout] f8585296d4741151e60b2a62d30cca20aeddd72bb23e06cdcf1772cd511be199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c1eada95e0b27989a9a59d19996d5adafbc032d8f3d4e925bfd6e3d1bcf65f4
[INFO] running `Command { std: "docker" "start" "-a" "0c1eada95e0b27989a9a59d19996d5adafbc032d8f3d4e925bfd6e3d1bcf65f4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/labirust-d0cd507d6fe01e46)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test labyrinth::display ... ok
[INFO] [stdout] test labyrinth::generator::generation ... ok
[INFO] [stdout] test implementations::breath_first ... ok
[INFO] [stdout] test implementations::depth_first has been running for over 60 seconds
[INFO] [stdout] test implementations::depth_first ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 71.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests labirust
[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" "0c1eada95e0b27989a9a59d19996d5adafbc032d8f3d4e925bfd6e3d1bcf65f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1eada95e0b27989a9a59d19996d5adafbc032d8f3d4e925bfd6e3d1bcf65f4", kill_on_drop: false }`
[INFO] [stdout] 0c1eada95e0b27989a9a59d19996d5adafbc032d8f3d4e925bfd6e3d1bcf65f4