[INFO] cloning repository https://github.com/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twigoftilia/advent_of_code_2018_twigoftilia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwigoftilia%2Fadvent_of_code_2018_twigoftilia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwigoftilia%2Fadvent_of_code_2018_twigoftilia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7d40b16de4b3e7d7e9d88d28b5bc07aabad25c7
[INFO] testing twigoftilia/advent_of_code_2018_twigoftilia 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%2Ftwigoftilia%2Fadvent_of_code_2018_twigoftilia" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia 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/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] finished tweaking git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia
[INFO] tweaked toml for git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/twigoftilia/advent_of_code_2018_twigoftilia 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.12.0
[INFO] [stderr]   Downloaded strum v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 5126114201e8f0fb857624fd47f6cca12e6bf46cad0df3dc5f62e46ac2e11128
[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" "5126114201e8f0fb857624fd47f6cca12e6bf46cad0df3dc5f62e46ac2e11128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5126114201e8f0fb857624fd47f6cca12e6bf46cad0df3dc5f62e46ac2e11128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5126114201e8f0fb857624fd47f6cca12e6bf46cad0df3dc5f62e46ac2e11128", kill_on_drop: false }`
[INFO] [stdout] 5126114201e8f0fb857624fd47f6cca12e6bf46cad0df3dc5f62e46ac2e11128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f52ffbbdc72d4177e4ff01bb6faca9e16be5257037d04872ea1d298422f1dc3b
[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" "f52ffbbdc72d4177e4ff01bb6faca9e16be5257037d04872ea1d298422f1dc3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling strum v0.12.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling strum_macros v0.12.0
[INFO] [stderr]    Compiling advent_of_code_2018_twigoftilia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Error::description(&why)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 40.29s
[INFO] running `Command { std: "docker" "inspect" "f52ffbbdc72d4177e4ff01bb6faca9e16be5257037d04872ea1d298422f1dc3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52ffbbdc72d4177e4ff01bb6faca9e16be5257037d04872ea1d298422f1dc3b", kill_on_drop: false }`
[INFO] [stdout] f52ffbbdc72d4177e4ff01bb6faca9e16be5257037d04872ea1d298422f1dc3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 47ee7c2a1bcc7ecbc2910459b01aeb3965874b237d57a5ddb304698f711bc15b
[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" "47ee7c2a1bcc7ecbc2910459b01aeb3965874b237d57a5ddb304698f711bc15b", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code_2018_twigoftilia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/util.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Error::description(&why)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 5.05s
[INFO] running `Command { std: "docker" "inspect" "47ee7c2a1bcc7ecbc2910459b01aeb3965874b237d57a5ddb304698f711bc15b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ee7c2a1bcc7ecbc2910459b01aeb3965874b237d57a5ddb304698f711bc15b", kill_on_drop: false }`
[INFO] [stdout] 47ee7c2a1bcc7ecbc2910459b01aeb3965874b237d57a5ddb304698f711bc15b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d956c8b6744769a6257a67bd5f7b3b4a9d03c774b3b4f4bd25971c169525539d
[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" "d956c8b6744769a6257a67bd5f7b3b4a9d03c774b3b4f4bd25971c169525539d", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/util.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Error::description(&why)
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_2018_twigoftilia-a8e6ef082a034c77
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test day_1::tests::test_cases_second ... ok
[INFO] [stdout] test day_2::tests::test_cases_second ... ok
[INFO] [stdout] test day_3::tests::test_day_3_second ... ok
[INFO] [stdout] test day_5::tests::test_day_5_lab ... ok
[INFO] [stdout] test day_5::tests::test_day_5_internals_1 ... ok
[INFO] [stdout] test day_1::tests::test_cases_first ... ok
[INFO] [stdout] test day_6::tests::test_day_6_second ... ok
[INFO] [stdout] test day_5::tests::test_day_5_second ... ok
[INFO] [stdout] test day_3::tests::test_cases_first ... ok
[INFO] [stdout] test day_6::tests::test_day_6_first ... ok
[INFO] [stdout] test day_2::tests::test_cases_first ... ok
[INFO] [stdout] test day_5::tests::test_day_5_internals_2 ... ok
[INFO] [stdout] test day_5::tests::test_day_5_internals_overlap ... ok
[INFO] [stdout] test day_5::tests::test_day_5_first ... ok
[INFO] [stdout] test day_8::tests::test_day_7_first ... ok
[INFO] [stdout] test day_16::tests::test_day_16_first ... ok
[INFO] [stdout] test day_4::tests::test_day_4_test_first ... ok
[INFO] [stdout] test day_7::tests::test_day_7_first ... ok
[INFO] [stdout] test day_7::tests::test_day_7_second ... ok
[INFO] [stdout] test day_19::tests::test_day_19 ... ok
[INFO] [stdout] test day_9::tests::test_day_9_first ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d956c8b6744769a6257a67bd5f7b3b4a9d03c774b3b4f4bd25971c169525539d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d956c8b6744769a6257a67bd5f7b3b4a9d03c774b3b4f4bd25971c169525539d", kill_on_drop: false }`
[INFO] [stdout] d956c8b6744769a6257a67bd5f7b3b4a9d03c774b3b4f4bd25971c169525539d