[INFO] cloning repository https://github.com/robotlovesyou/adv2020_18
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robotlovesyou/adv2020_18" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_18", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_18'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc901b0f3cbabbd75fd4159c09cbbeba640b1274
[INFO] testing robotlovesyou/adv2020_18 against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_18" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robotlovesyou/adv2020_18 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robotlovesyou/adv2020_18
[INFO] finished tweaking git repo https://github.com/robotlovesyou/adv2020_18
[INFO] tweaked toml for git repo https://github.com/robotlovesyou/adv2020_18 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/robotlovesyou/adv2020_18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] eac5de59fcbf8238ff9a75d67e0d54a19e0b41a6639aa10ef736f520842f6b9c
[INFO] running `Command { std: "docker" "start" "-a" "eac5de59fcbf8238ff9a75d67e0d54a19e0b41a6639aa10ef736f520842f6b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac5de59fcbf8238ff9a75d67e0d54a19e0b41a6639aa10ef736f520842f6b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac5de59fcbf8238ff9a75d67e0d54a19e0b41a6639aa10ef736f520842f6b9c", kill_on_drop: false }`
[INFO] [stdout] eac5de59fcbf8238ff9a75d67e0d54a19e0b41a6639aa10ef736f520842f6b9c
[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=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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726b2db26fc636fa4874966cd6885ec6348323b9adc39e926ecff86c490f9974
[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" "726b2db26fc636fa4874966cd6885ec6348323b9adc39e926ecff86c490f9974", kill_on_drop: false }`
[INFO] [stderr]    Compiling adv2020_18 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "726b2db26fc636fa4874966cd6885ec6348323b9adc39e926ecff86c490f9974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726b2db26fc636fa4874966cd6885ec6348323b9adc39e926ecff86c490f9974", kill_on_drop: false }`
[INFO] [stdout] 726b2db26fc636fa4874966cd6885ec6348323b9adc39e926ecff86c490f9974
[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=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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd54006bfa7bdf02b3f4ec9492c56fd481053dfb680e59cab87e3934b2ba795f
[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" "bd54006bfa7bdf02b3f4ec9492c56fd481053dfb680e59cab87e3934b2ba795f", kill_on_drop: false }`
[INFO] [stderr]    Compiling adv2020_18 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "bd54006bfa7bdf02b3f4ec9492c56fd481053dfb680e59cab87e3934b2ba795f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd54006bfa7bdf02b3f4ec9492c56fd481053dfb680e59cab87e3934b2ba795f", kill_on_drop: false }`
[INFO] [stdout] bd54006bfa7bdf02b3f4ec9492c56fd481053dfb680e59cab87e3934b2ba795f
[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=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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6308897e779a70d62a271a601ca57490573dc52699694cdfe0e6e24989dccbf6
[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" "6308897e779a70d62a271a601ca57490573dc52699694cdfe0e6e24989dccbf6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/adv2020_18-9de06670da6e38bb
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::it_can_advanced_eval_chained_operations ... ok
[INFO] [stdout] test tests::examples_from_question_parse_correctly ... ok
[INFO] [stdout] test tests::it_can_advanced_eval_addition ... ok
[INFO] [stdout] test tests::it_can_eval_a_chained_expression ... ok
[INFO] [stdout] test tests::it_can_eval_a_literal_expression ... ok
[INFO] [stdout] test tests::it_can_eval_a_multiplication ... ok
[INFO] [stdout] test tests::it_can_eval_an_addition ... ok
[INFO] [stdout] test tests::it_can_eval_simple_subexpressions ... ok
[INFO] [stdout] test tests::it_can_advanced_eval_multiplication ... ok
[INFO] [stdout] test tests::it_can_advanced_eval_literal_expressions ... ok
[INFO] [stdout] test tests::it_can_advanced_eval_examples_from_the_question ... ok
[INFO] [stdout] test tests::it_can_eval_subexpressions_with_arithmatic ... ok
[INFO] [stdout] test tests::tokenizer_produces_correct_tokens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6308897e779a70d62a271a601ca57490573dc52699694cdfe0e6e24989dccbf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6308897e779a70d62a271a601ca57490573dc52699694cdfe0e6e24989dccbf6", kill_on_drop: false }`
[INFO] [stdout] 6308897e779a70d62a271a601ca57490573dc52699694cdfe0e6e24989dccbf6