[INFO] cloning repository https://github.com/Tomboyo/mastermind-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomboyo/mastermind-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomboyo%2Fmastermind-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomboyo%2Fmastermind-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 661e9094d94f411f7a48668425128f79ab36dd74
[INFO] testing Tomboyo/mastermind-rust against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomboyo%2Fmastermind-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tomboyo/mastermind-rust on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tomboyo/mastermind-rust
[INFO] finished tweaking git repo https://github.com/Tomboyo/mastermind-rust
[INFO] tweaked toml for git repo https://github.com/Tomboyo/mastermind-rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Tomboyo/mastermind-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e094e1976b897cb2157b6807060b84506beafaef6f86c0e96b90d8b345048d60
[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" "e094e1976b897cb2157b6807060b84506beafaef6f86c0e96b90d8b345048d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e094e1976b897cb2157b6807060b84506beafaef6f86c0e96b90d8b345048d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e094e1976b897cb2157b6807060b84506beafaef6f86c0e96b90d8b345048d60", kill_on_drop: false }`
[INFO] [stdout] e094e1976b897cb2157b6807060b84506beafaef6f86c0e96b90d8b345048d60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adeb1126418c7c8b51684b39073fdb258bbfdd341d558e105085fa3205875c9b
[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" "adeb1126418c7c8b51684b39073fdb258bbfdd341d558e105085fa3205875c9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mastermind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `Command { std: "docker" "inspect" "adeb1126418c7c8b51684b39073fdb258bbfdd341d558e105085fa3205875c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adeb1126418c7c8b51684b39073fdb258bbfdd341d558e105085fa3205875c9b", kill_on_drop: false }`
[INFO] [stdout] adeb1126418c7c8b51684b39073fdb258bbfdd341d558e105085fa3205875c9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", 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] 251b2048178206e8625f1e8c1c18bd63df52d14b2fa2e6769b955236e7788df6
[INFO] running `Command { std: "docker" "start" "-a" "251b2048178206e8625f1e8c1c18bd63df52d14b2fa2e6769b955236e7788df6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mastermind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "251b2048178206e8625f1e8c1c18bd63df52d14b2fa2e6769b955236e7788df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251b2048178206e8625f1e8c1c18bd63df52d14b2fa2e6769b955236e7788df6", kill_on_drop: false }`
[INFO] [stdout] 251b2048178206e8625f1e8c1c18bd63df52d14b2fa2e6769b955236e7788df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7128dba87fd69bea0bea4862a9308cde0a5a38d380e7fc9a74e995f52f1cbab8
[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" "7128dba87fd69bea0bea4862a9308cde0a5a38d380e7fc9a74e995f52f1cbab8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mastermind-9735b0c2b0f30450
[INFO] [stdout] running 20 tests
[INFO] [stdout] test code::tests::test_compare_misplace_exhaustion ... ok
[INFO] [stdout] test code::tests::test_compare_misplaced_digits ... ok
[INFO] [stdout] test code::tests::test_universe ... ok
[INFO] [stdout] test tree::rank::tests::test_by_depth ... ok
[INFO] [stdout] test tree::rank::tests::test_by_depth_minimum_value ... ok
[INFO] [stdout] test code::tests::test_compare_all_correct ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_2_2 ... ok
[INFO] [stdout] test tree::tests::test_generate ... ok
[INFO] [stdout] test tree::morphology::tests::test_isomorph_cache_is_new_morph ... ok
[INFO] [stdout] test tree::morphology::tests::test_answers_by_response ... ok
[INFO] [stdout] test code::tests::test_compare_precedence ... ok
[INFO] [stdout] test code::tests::test_compare_none_correct ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_2_3 ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_3_2 ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_4_2 ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_3_3 ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_2_4 ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_5_2 ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_4_3 ... ok
[INFO] [stdout] test tree::tests::test_generate_exhaustively_3_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7128dba87fd69bea0bea4862a9308cde0a5a38d380e7fc9a74e995f52f1cbab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7128dba87fd69bea0bea4862a9308cde0a5a38d380e7fc9a74e995f52f1cbab8", kill_on_drop: false }`
[INFO] [stdout] 7128dba87fd69bea0bea4862a9308cde0a5a38d380e7fc9a74e995f52f1cbab8