[INFO] fetching crate mine_sweeperr 0.3.0...
[INFO] testing mine_sweeperr-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate mine_sweeperr 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mine_sweeperr 0.3.0
[INFO] finished tweaking crates.io crate mine_sweeperr 0.3.0
[INFO] tweaked toml for crates.io crate mine_sweeperr 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mine_sweeperr 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 30ec6b4e4cb7e1e939865942ecf577fb57a8ef5c623850ccb60d1738e2318ecc
[INFO] running `Command { std: "docker" "start" "-a" "30ec6b4e4cb7e1e939865942ecf577fb57a8ef5c623850ccb60d1738e2318ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30ec6b4e4cb7e1e939865942ecf577fb57a8ef5c623850ccb60d1738e2318ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ec6b4e4cb7e1e939865942ecf577fb57a8ef5c623850ccb60d1738e2318ecc", kill_on_drop: false }`
[INFO] [stdout] 30ec6b4e4cb7e1e939865942ecf577fb57a8ef5c623850ccb60d1738e2318ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9e1f196926aa04a749a598f4ca96e0d3f94f6c66a7ec8c4e257535ee71b8590e
[INFO] running `Command { std: "docker" "start" "-a" "9e1f196926aa04a749a598f4ca96e0d3f94f6c66a7ec8c4e257535ee71b8590e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mine_sweeperr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.79s
[INFO] running `Command { std: "docker" "inspect" "9e1f196926aa04a749a598f4ca96e0d3f94f6c66a7ec8c4e257535ee71b8590e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1f196926aa04a749a598f4ca96e0d3f94f6c66a7ec8c4e257535ee71b8590e", kill_on_drop: false }`
[INFO] [stdout] 9e1f196926aa04a749a598f4ca96e0d3f94f6c66a7ec8c4e257535ee71b8590e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] da7c7e01dce8b9693e2bb9ea5f8dcbc8e0092945b269a8bfab9d02b8720c7a11
[INFO] running `Command { std: "docker" "start" "-a" "da7c7e01dce8b9693e2bb9ea5f8dcbc8e0092945b269a8bfab9d02b8720c7a11", kill_on_drop: false }`
[INFO] [stderr]    Compiling mine_sweeperr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "da7c7e01dce8b9693e2bb9ea5f8dcbc8e0092945b269a8bfab9d02b8720c7a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da7c7e01dce8b9693e2bb9ea5f8dcbc8e0092945b269a8bfab9d02b8720c7a11", kill_on_drop: false }`
[INFO] [stdout] da7c7e01dce8b9693e2bb9ea5f8dcbc8e0092945b269a8bfab9d02b8720c7a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6799cd8590a4d65b33fc1355d9df033baaeaa6bca511763ecfa3abd0d570374a
[INFO] running `Command { std: "docker" "start" "-a" "6799cd8590a4d65b33fc1355d9df033baaeaa6bca511763ecfa3abd0d570374a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mine_sweeperr-e320a33809d7fe5a)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_alternate_formatter ... ok
[INFO] [stdout] test tests::neighbors ... ok
[INFO] [stdout] test tests::test_full_formatter ... ok
[INFO] [stdout] test tests::test_column_numbers ... ok
[INFO] [stdout] test tests::test_precision_formatter ... ok
[INFO] [stdout] test tests::test_simple_formatter ... ok
[INFO] [stdout] test tests::play_matrix ... ok
[INFO] [stdout] test tests::it_panics - should panic ... ok
[INFO] [stdout] test tests::play_hash ... ok
[INFO] [stdout] test tests::compare_hash_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6799cd8590a4d65b33fc1355d9df033baaeaa6bca511763ecfa3abd0d570374a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6799cd8590a4d65b33fc1355d9df033baaeaa6bca511763ecfa3abd0d570374a", kill_on_drop: false }`
[INFO] [stdout] 6799cd8590a4d65b33fc1355d9df033baaeaa6bca511763ecfa3abd0d570374a