[INFO] cloning repository https://github.com/camsteffen/kenny
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/camsteffen/kenny" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamsteffen%2Fkenny", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamsteffen%2Fkenny'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c38e635c17c28db359a1eed784cd6f9931a65a21
[INFO] testing camsteffen/kenny against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamsteffen%2Fkenny" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/camsteffen/kenny 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 git repo https://github.com/camsteffen/kenny
[INFO] finished tweaking git repo https://github.com/camsteffen/kenny
[INFO] tweaked toml for git repo https://github.com/camsteffen/kenny written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/camsteffen/kenny already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5666538f2420101843d2d8e2231afedc7a64dd25f29977664152b755a55fb6b9
[INFO] running `Command { std: "docker" "start" "-a" "5666538f2420101843d2d8e2231afedc7a64dd25f29977664152b755a55fb6b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5666538f2420101843d2d8e2231afedc7a64dd25f29977664152b755a55fb6b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5666538f2420101843d2d8e2231afedc7a64dd25f29977664152b755a55fb6b9", kill_on_drop: false }`
[INFO] [stdout] 5666538f2420101843d2d8e2231afedc7a64dd25f29977664152b755a55fb6b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 52b29ab2963d83c6bfbf33745a83397eb21c07d5a6b565a2e04f0c9f89c71cd0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52b29ab2963d83c6bfbf33745a83397eb21c07d5a6b565a2e04f0c9f89c71cd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2 (https://github.com/camsteffen/vec-map.git#e00fb230)
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling linked_hash_set v0.1.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.4.4
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling enum_dispatch v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling kenny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `depth`
[INFO] [stdout]   --> src/solve/search.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub depth: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.63s
[INFO] running `Command { std: "docker" "inspect" "52b29ab2963d83c6bfbf33745a83397eb21c07d5a6b565a2e04f0c9f89c71cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b29ab2963d83c6bfbf33745a83397eb21c07d5a6b565a2e04f0c9f89c71cd0", kill_on_drop: false }`
[INFO] [stdout] 52b29ab2963d83c6bfbf33745a83397eb21c07d5a6b565a2e04f0c9f89c71cd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 6ebdd7d3b03d30af465f7fb0e965707728ab1592cac5b8ffb337017cf5749ebb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ebdd7d3b03d30af465f7fb0e965707728ab1592cac5b8ffb337017cf5749ebb", kill_on_drop: false }`
[INFO] [stderr]    Compiling kenny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `depth`
[INFO] [stdout]   --> src/solve/search.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub depth: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `depth`
[INFO] [stdout]   --> src/solve/search.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub depth: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "6ebdd7d3b03d30af465f7fb0e965707728ab1592cac5b8ffb337017cf5749ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebdd7d3b03d30af465f7fb0e965707728ab1592cac5b8ffb337017cf5749ebb", kill_on_drop: false }`
[INFO] [stdout] 6ebdd7d3b03d30af465f7fb0e965707728ab1592cac5b8ffb337017cf5749ebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3e05f4f23ff8fd7a91aa7cf037ae4948e01c9695ee78ddd0a1dea15814e40d02
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3e05f4f23ff8fd7a91aa7cf037ae4948e01c9695ee78ddd0a1dea15814e40d02", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `depth`
[INFO] [stderr]   --> src/solve/search.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub depth: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `depth`
[INFO] [stderr]   --> src/solve/search.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub depth: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kenny-33128795160c32b7)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test collections::square::coord::tests::test ... ok
[INFO] [stdout] test collections::square::tests::try_from_non_square_vec ... ok
[INFO] [stdout] test collections::square::tests::vector::indices_col ... ok
[INFO] [stdout] test collections::range_set::tests::insert_remove_result ... ok
[INFO] [stdout] test collections::range_set::tests::single_value ... ok
[INFO] [stdout] test collections::range_set::tests::iter ... ok
[INFO] [stdout] test collections::square::tests::is_square::row ... ok
[INFO] [stdout] test collections::square::tests::is_square::vectors ... ok
[INFO] [stdout] test collections::square::tests::is_square::shared_vector ... ok
[INFO] [stdout] test collections::square::tests::try_from_vec ... ok
[INFO] [stdout] test collections::square::tests::vector::contains_square_index ... ok
[INFO] [stdout] test collections::square::tests::is_square::col ... ok
[INFO] [stdout] test collections::iterator_ext::tests::test ... ok
[INFO] [stdout] test collections::square::tests::vector::indices_row ... ok
[INFO] [stdout] test parse::token_iterator::tests::invalid ... ok
[INFO] [stdout] test collections::square::tests::vector::square_index_at ... ok
[INFO] [stdout] test collections::square::vector::tests::row ... ok
[INFO] [stdout] test collections::square::vector::tests::col ... ok
[INFO] [stdout] test parse::tests::empty ... ok
[INFO] [stdout] test solve::constraint::unary_constraints::tests::test ... ok
[INFO] [stdout] test collections::square::tests::is_square::coord ... ok
[INFO] [stdout] test collections::vec_ext::tests::test_retain_indices ... ok
[INFO] [stdout] test parse::token_iterator::tests::test ... ok
[INFO] [stdout] test collections::vec_ext::tests::test_remove_indices ... ok
[INFO] [stdout] test parse::tests::test ... ok
[INFO] [stdout] test collections::range_set::tests::insert_too_high - should panic ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kenny-43bc3c1a7231d8b7)
[INFO] [stdout] test generate::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/solve-test.rs (/opt/rustwide/target/debug/deps/solve_test-67fc0eedb32697b2)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_puzzles ... ok
[INFO] [stderr]    Doc-tests kenny
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.29s
[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" "3e05f4f23ff8fd7a91aa7cf037ae4948e01c9695ee78ddd0a1dea15814e40d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e05f4f23ff8fd7a91aa7cf037ae4948e01c9695ee78ddd0a1dea15814e40d02", kill_on_drop: false }`
[INFO] [stdout] 3e05f4f23ff8fd7a91aa7cf037ae4948e01c9695ee78ddd0a1dea15814e40d02