[INFO] cloning repository https://github.com/mischkew/adventofcode2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mischkew/adventofcode2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmischkew%2Fadventofcode2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmischkew%2Fadventofcode2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce4cf701b4d2c0a5269f1829143d0592d1cd3702
[INFO] testing mischkew/adventofcode2019 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmischkew%2Fadventofcode2019" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mischkew/adventofcode2019 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mischkew/adventofcode2019
[INFO] finished tweaking git repo https://github.com/mischkew/adventofcode2019
[INFO] tweaked toml for git repo https://github.com/mischkew/adventofcode2019 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/mischkew/adventofcode2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd81d970db4f39f9e6ecc1e4a0672a6ae12740e868d195c37c85bca1e1ad4b06
[INFO] running `Command { std: "docker" "start" "-a" "fd81d970db4f39f9e6ecc1e4a0672a6ae12740e868d195c37c85bca1e1ad4b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd81d970db4f39f9e6ecc1e4a0672a6ae12740e868d195c37c85bca1e1ad4b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd81d970db4f39f9e6ecc1e4a0672a6ae12740e868d195c37c85bca1e1ad4b06", kill_on_drop: false }`
[INFO] [stdout] fd81d970db4f39f9e6ecc1e4a0672a6ae12740e868d195c37c85bca1e1ad4b06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ad286feb3cf9ad8ffc0e65d6c717d9630b7256114d7592fd659ea81ab424a5e
[INFO] running `Command { std: "docker" "start" "-a" "4ad286feb3cf9ad8ffc0e65d6c717d9630b7256114d7592fd659ea81ab424a5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling adventofcode2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "4ad286feb3cf9ad8ffc0e65d6c717d9630b7256114d7592fd659ea81ab424a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad286feb3cf9ad8ffc0e65d6c717d9630b7256114d7592fd659ea81ab424a5e", kill_on_drop: false }`
[INFO] [stdout] 4ad286feb3cf9ad8ffc0e65d6c717d9630b7256114d7592fd659ea81ab424a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0cc08781ac53dfb0638c1779a736de2d829e0ac23a648af7cae342336541ce1
[INFO] running `Command { std: "docker" "start" "-a" "f0cc08781ac53dfb0638c1779a736de2d829e0ac23a648af7cae342336541ce1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adventofcode2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/day06.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let mut B = Object::empty("B");
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `COM` should have a snake case name
[INFO] [stdout]    --> src/bin/day06.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let COM = Object::empty("COM");
[INFO] [stdout]     |             ^^^ help: convert the identifier to snake case: `com`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/bin/day06.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let mut B = Object::empty("B");
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "f0cc08781ac53dfb0638c1779a736de2d829e0ac23a648af7cae342336541ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0cc08781ac53dfb0638c1779a736de2d829e0ac23a648af7cae342336541ce1", kill_on_drop: false }`
[INFO] [stdout] f0cc08781ac53dfb0638c1779a736de2d829e0ac23a648af7cae342336541ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27b987ef2b297d7a8785e1a9c6baaeb336a0604a9071e90bc823d832a1488fae
[INFO] running `Command { std: "docker" "start" "-a" "27b987ef2b297d7a8785e1a9c6baaeb336a0604a9071e90bc823d832a1488fae", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/day06.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let mut B = Object::empty("B");
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `COM` should have a snake case name
[INFO] [stderr]    --> src/bin/day06.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let COM = Object::empty("COM");
[INFO] [stderr]     |             ^^^ help: convert the identifier to snake case: `com`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/bin/day06.rs:158:17
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let mut B = Object::empty("B");
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: `adventofcode2019` (bin "day06" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adventofcode2019-233f8aa7ba8b9748)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day01-8a99f101574aac58)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::borrowing_for_same_input ... ok
[INFO] [stdout] test tests::module_of_100756_has_fuel_of_33583 ... ok
[INFO] [stdout] test tests::collect_fuel_requirements ... ok
[INFO] [stdout] test tests::collect_recursive_fuel_requirements ... ok
[INFO] [stdout] test tests::module_of_12_has_fuel_of_2 ... ok
[INFO] [stdout] test tests::module_of_14_has_fuel_of_2 ... ok
[INFO] [stdout] test tests::module_of_1969_has_fuel_of_654 ... ok
[INFO] [stdout] test tests::recursive_fuel_12 ... ok
[INFO] [stdout] test tests::recursive_fuel_1969 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day02-e4c0f07934088fc9)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::execute_add ... ok
[INFO] [stdout] test tests::new_optcode ... ok
[INFO] [stdout] test tests::execute_mult ... ok
[INFO] [stdout] test tests::process_1 ... ok
[INFO] [stdout] test tests::process_2 ... ok
[INFO] [stdout] test tests::process_3 ... ok
[INFO] [stdout] test tests::process_4 ... ok
[INFO] [stdout] test tests::process_day2_part1 ... ok
[INFO] [stdout] test tests::restore_gravity_inplace ... ok
[INFO] [stdout] test tests::unknown_optcode - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day03-938969bfecb6018e)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::compute_closest_distance ... ok
[INFO] [stdout] test tests::compute_closest_distance_2 ... ok
[INFO] [stdout] test tests::compute_closest_distance_3 ... ok
[INFO] [stdout] test tests::create_wire ... ok
[INFO] [stdout] test tests::intersect_lines_when_start_is_right_of_end ... ok
[INFO] [stdout] test tests::intersect_two_lines ... ok
[INFO] [stdout] test tests::intersect_point ... ok
[INFO] [stdout] test tests::lines_should_not_intersect ... ok
[INFO] [stdout] test tests::min_delay_1 ... ok
[INFO] [stdout] test tests::min_delay_3 ... ok
[INFO] [stdout] test tests::mind_delay_2 ... ok
[INFO] [stdout] test tests::point_distance ... ok
[INFO] [stdout] test tests::steps_1 ... ok
[INFO] [stdout] test tests::steps_2 ... ok
[INFO] [stdout] test tests::two_h_lines_dont_cross ... ok
[INFO] [stdout] test tests::two_lines_dont_cross ... ok
[INFO] [stdout] test tests::two_v_lines_dont_cross ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day04-2aabf5ef928c10cb)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::should_create_digits ... ok
[INFO] [stdout] test tests::should_find_exact_pairs ... ok
[INFO] [stdout] test tests::should_find_increasing_digits ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day05-e5e140a92c61c3e7)
[INFO] [stdout] test tests::should_find_pairs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day06-ce9bee91e1c1f729)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day07-78cfd3f7e7187710)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::find_orbit_hops ... ok
[INFO] [stdout] test tests::sample_map_1 ... ok
[INFO] [stdout] test tests::sample_map_unordered ... ok
[INFO] [stdout] test tests::rc_objects_count ... ok
[INFO] [stdout] test tests::track_orbits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::permutate ... ok
[INFO] [stdout] test tests::sample_amplifiers_1 ... ok
[INFO] [stdout] test tests::max_amplification_1 ... ok
[INFO] [stdout] test tests::max_amplification_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests adventofcode2019
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27b987ef2b297d7a8785e1a9c6baaeb336a0604a9071e90bc823d832a1488fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27b987ef2b297d7a8785e1a9c6baaeb336a0604a9071e90bc823d832a1488fae", kill_on_drop: false }`
[INFO] [stdout] 27b987ef2b297d7a8785e1a9c6baaeb336a0604a9071e90bc823d832a1488fae