[INFO] cloning repository https://github.com/quadruple-output/42
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quadruple-output/42" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2F42", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2F42'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fe3c0404a3b63c4afcf6311472d0b5013ddd36b
[INFO] testing quadruple-output/42 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquadruple-output%2F42" "/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/quadruple-output/42 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quadruple-output/42
[INFO] finished tweaking git repo https://github.com/quadruple-output/42
[INFO] tweaked toml for git repo https://github.com/quadruple-output/42 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/quadruple-output/42 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f642d7efc2965cbfc77a597734bc164a6ecd6f4bf53b6d955e76cd434206716
[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" "3f642d7efc2965cbfc77a597734bc164a6ecd6f4bf53b6d955e76cd434206716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f642d7efc2965cbfc77a597734bc164a6ecd6f4bf53b6d955e76cd434206716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f642d7efc2965cbfc77a597734bc164a6ecd6f4bf53b6d955e76cd434206716", kill_on_drop: false }`
[INFO] [stdout] 3f642d7efc2965cbfc77a597734bc164a6ecd6f4bf53b6d955e76cd434206716
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 821b285e648cec3e34934c6e4eefcd3f31d69b4128e7f9f13be43ac5e8a76302
[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" "821b285e648cec3e34934c6e4eefcd3f31d69b4128e7f9f13be43ac5e8a76302", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "821b285e648cec3e34934c6e4eefcd3f31d69b4128e7f9f13be43ac5e8a76302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821b285e648cec3e34934c6e4eefcd3f31d69b4128e7f9f13be43ac5e8a76302", kill_on_drop: false }`
[INFO] [stdout] 821b285e648cec3e34934c6e4eefcd3f31d69b4128e7f9f13be43ac5e8a76302
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de712a765b8ad7d4e41184270db288b0e29e5c055eb4c92f471357e433f4d8d0
[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" "de712a765b8ad7d4e41184270db288b0e29e5c055eb4c92f471357e433f4d8d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "de712a765b8ad7d4e41184270db288b0e29e5c055eb4c92f471357e433f4d8d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de712a765b8ad7d4e41184270db288b0e29e5c055eb4c92f471357e433f4d8d0", kill_on_drop: false }`
[INFO] [stdout] de712a765b8ad7d4e41184270db288b0e29e5c055eb4c92f471357e433f4d8d0
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 916de62fbc0a1ab4627e82971dc175d89974eee94ab950156c34f5336e1236eb
[INFO] running `Command { std: "docker" "start" "-a" "916de62fbc0a1ab4627e82971dc175d89974eee94ab950156c34f5336e1236eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_playground-27dd411032b8e1bc
[INFO] [stdout] running 22 tests
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::combine_everything ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::combine_number_and_space ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::combine_two_numbers ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::empty_string ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::simple_number_6 ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::simple_number_5 ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::combine_two_operators ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::simple_number_three_digit_421 ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::division ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::fourty_two ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::simple_operator_multiply ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::invalid_term_empty ... ok
[INFO] [stdout] test deep_thought::tests::answer_is_correct ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::sumation ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::subtraction ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::nested_operations ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::multiplication ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::fourty_three ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::simple_number_two_digit_42 ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::simple_operator_add ... ok
[INFO] [stdout] test deep_thought::term_evaluator::tests::invalid_term_two_numbers ... ok
[INFO] [stdout] test deep_thought::term_evaluator::lexer::tests::unknown_character_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "916de62fbc0a1ab4627e82971dc175d89974eee94ab950156c34f5336e1236eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "916de62fbc0a1ab4627e82971dc175d89974eee94ab950156c34f5336e1236eb", kill_on_drop: false }`
[INFO] [stdout] 916de62fbc0a1ab4627e82971dc175d89974eee94ab950156c34f5336e1236eb