[INFO] cloning repository https://github.com/jaronsummers/adventofcode
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaronsummers/adventofcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaronsummers%2Fadventofcode"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaronsummers%2Fadventofcode'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed5fff75580c0039ec96a7de4d9c7716e5340afa
[INFO] testing jaronsummers/adventofcode against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaronsummers%2Fadventofcode" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jaronsummers/adventofcode on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jaronsummers/adventofcode
[INFO] finished tweaking git repo https://github.com/jaronsummers/adventofcode
[INFO] tweaked toml for git repo https://github.com/jaronsummers/adventofcode written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jaronsummers/adventofcode already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ebd685c4dbf91e7c1c389d8410b4af1ff717352b2f51da21a2285f2aac2fc48b
[INFO] running `"docker" "start" "-a" "ebd685c4dbf91e7c1c389d8410b4af1ff717352b2f51da21a2285f2aac2fc48b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling counter v0.4.3
[INFO] [stderr]    Compiling random-integer v1.0.5
[INFO] [stderr]    Compiling adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/computer.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 output.write_all(buff1.to_string().as_bytes());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.53s
[INFO] running `"docker" "inspect" "ebd685c4dbf91e7c1c389d8410b4af1ff717352b2f51da21a2285f2aac2fc48b"`
[INFO] running `"docker" "rm" "-f" "ebd685c4dbf91e7c1c389d8410b4af1ff717352b2f51da21a2285f2aac2fc48b"`
[INFO] [stdout] ebd685c4dbf91e7c1c389d8410b4af1ff717352b2f51da21a2285f2aac2fc48b
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 76d25eb6b9e20f9a23863db477cea9a57da1a45566fbc4f8bdb3ec2e638b04ba
[INFO] running `"docker" "start" "-a" "76d25eb6b9e20f9a23863db477cea9a57da1a45566fbc4f8bdb3ec2e638b04ba"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/computer.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 output.write_all(buff1.to_string().as_bytes());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `"docker" "inspect" "76d25eb6b9e20f9a23863db477cea9a57da1a45566fbc4f8bdb3ec2e638b04ba"`
[INFO] running `"docker" "rm" "-f" "76d25eb6b9e20f9a23863db477cea9a57da1a45566fbc4f8bdb3ec2e638b04ba"`
[INFO] [stdout] 76d25eb6b9e20f9a23863db477cea9a57da1a45566fbc4f8bdb3ec2e638b04ba
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9c5a66809a9c4b72c4174bd78b052caeff2934e4c1e89ee52ea16e1d26ac01d
[INFO] running `"docker" "start" "-a" "f9c5a66809a9c4b72c4174bd78b052caeff2934e4c1e89ee52ea16e1d26ac01d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/computer.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 output.write_all(buff1.to_string().as_bytes());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/adventofcode-fc6b583a7f6ea071
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test day1::tests::test_star3_multiple ... ok
[INFO] [stdout] test day1::tests::test_star4_small ... ok
[INFO] [stdout] test day2::tests::test_star3_one ... ok
[INFO] [stdout] test day1::tests::test_star2_one ... ok
[INFO] [stdout] test day3::tests::test_star5_one ... ok
[INFO] [stdout] test computer::tests::test_lt ... ok
[INFO] [stdout] test computer::tests::test_valid_computer_input ... ok
[INFO] [stdout] test computer::tests::test_eq_pos_true ... ok
[INFO] [stdout] test computer::tests::test_eq_pos_false ... ok
[INFO] [stdout] test day1::tests::test_star1_multiple ... ok
[INFO] [stdout] test computer::tests::test_lt_imm ... ok
[INFO] [stdout] test computer::tests::test_jump_imm ... ok
[INFO] [stdout] test computer::tests::test_jump_pos_go ... ok
[INFO] [stdout] test day3::tests::test_star6_three ... ok
[INFO] [stdout] test day3::tests::test_star5_three ... ok
[INFO] [stdout] test day1::tests::test_star1_one ... ok
[INFO] [stdout] test computer::tests::test_jump_pos_stay ... ok
[INFO] [stdout] test day4::tests::test_star8_one ... ok
[INFO] [stdout] test day3::tests::test_star6_one ... ok
[INFO] [stdout] test day3::tests::test_star6_two ... ok
[INFO] [stdout] test computer::tests::test_io ... ok
[INFO] [stdout] test day3::tests::test_star5_two ... ok
[INFO] [stdout] test computer::tests::test_eq_imm ... ok
[INFO] [stdout] test day4::tests::test_star7_one ... ok
[INFO] [stdout] test day4::tests::test_star8_two ... ok
[INFO] [stdout] test day2::tests::test_star4_problem_answer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f9c5a66809a9c4b72c4174bd78b052caeff2934e4c1e89ee52ea16e1d26ac01d"`
[INFO] running `"docker" "rm" "-f" "f9c5a66809a9c4b72c4174bd78b052caeff2934e4c1e89ee52ea16e1d26ac01d"`
[INFO] [stdout] f9c5a66809a9c4b72c4174bd78b052caeff2934e4c1e89ee52ea16e1d26ac01d