[INFO] fetching crate icub3d_sudoku_solver 0.1.2...
[INFO] testing icub3d_sudoku_solver-0.1.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate icub3d_sudoku_solver 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate icub3d_sudoku_solver 0.1.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icub3d_sudoku_solver 0.1.2
[INFO] finished tweaking crates.io crate icub3d_sudoku_solver 0.1.2
[INFO] tweaked toml for crates.io crate icub3d_sudoku_solver 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d0160f1503134c62d42131fa7fff8c850bfa68d35be7cee69b5cb8f757e7096
[INFO] running `Command { std: "docker" "start" "-a" "2d0160f1503134c62d42131fa7fff8c850bfa68d35be7cee69b5cb8f757e7096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d0160f1503134c62d42131fa7fff8c850bfa68d35be7cee69b5cb8f757e7096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0160f1503134c62d42131fa7fff8c850bfa68d35be7cee69b5cb8f757e7096", kill_on_drop: false }`
[INFO] [stdout] 2d0160f1503134c62d42131fa7fff8c850bfa68d35be7cee69b5cb8f757e7096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27d6008c8cd05b8742d260132e81a0aab0566ad68e31ed5af9271c60a70d5ce2
[INFO] running `Command { std: "docker" "start" "-a" "27d6008c8cd05b8742d260132e81a0aab0566ad68e31ed5af9271c60a70d5ce2", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling icub3d_sudoku_solver v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.38s
[INFO] running `Command { std: "docker" "inspect" "27d6008c8cd05b8742d260132e81a0aab0566ad68e31ed5af9271c60a70d5ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d6008c8cd05b8742d260132e81a0aab0566ad68e31ed5af9271c60a70d5ce2", kill_on_drop: false }`
[INFO] [stdout] 27d6008c8cd05b8742d260132e81a0aab0566ad68e31ed5af9271c60a70d5ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae7e49b73ff59df8e53fec18ac929b51c4404dda1d5185f1b5c7fcf46c3cd427
[INFO] running `Command { std: "docker" "start" "-a" "ae7e49b73ff59df8e53fec18ac929b51c4404dda1d5185f1b5c7fcf46c3cd427", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling icub3d_sudoku_solver v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "ae7e49b73ff59df8e53fec18ac929b51c4404dda1d5185f1b5c7fcf46c3cd427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae7e49b73ff59df8e53fec18ac929b51c4404dda1d5185f1b5c7fcf46c3cd427", kill_on_drop: false }`
[INFO] [stdout] ae7e49b73ff59df8e53fec18ac929b51c4404dda1d5185f1b5c7fcf46c3cd427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce5534c3dfda7fcdd5cce646b713db583a04aeae81de2955dadc18b840934164
[INFO] running `Command { std: "docker" "start" "-a" "ce5534c3dfda7fcdd5cce646b713db583a04aeae81de2955dadc18b840934164", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/icub3d_sudoku_solver-55389558b9dd1f50)
[INFO] [stdout] test tests::board_new_with_various_blanks ... ok
[INFO] [stdout] test tests::to_string ... ok
[INFO] [stdout] test tests::valid ... ok
[INFO] [stdout] test tests::solvable ... ok
[INFO] [stdout] test tests::board_new_non_numeric - should panic ... ok
[INFO] [stdout] test tests::board_new_too_short - should panic ... ok
[INFO] [stdout] test tests::board_new_too_long - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests icub3d_sudoku_solver
[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" "ce5534c3dfda7fcdd5cce646b713db583a04aeae81de2955dadc18b840934164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5534c3dfda7fcdd5cce646b713db583a04aeae81de2955dadc18b840934164", kill_on_drop: false }`
[INFO] [stdout] ce5534c3dfda7fcdd5cce646b713db583a04aeae81de2955dadc18b840934164