[INFO] cloning repository https://github.com/prakhar1989/advent-of-code-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prakhar1989/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprakhar1989%2Fadvent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprakhar1989%2Fadvent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 801634031ea2197439c5778b6239b30f73406fc0
[INFO] testing prakhar1989/advent-of-code-2018 against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprakhar1989%2Fadvent-of-code-2018" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prakhar1989/advent-of-code-2018 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/prakhar1989/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/prakhar1989/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/prakhar1989/advent-of-code-2018 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/prakhar1989/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md5 v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1501b9adb316c49d61d9ea1c77fd6eb6c7f439fa2d1cff51f06bf1c7622cb1f
[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" "e1501b9adb316c49d61d9ea1c77fd6eb6c7f439fa2d1cff51f06bf1c7622cb1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1501b9adb316c49d61d9ea1c77fd6eb6c7f439fa2d1cff51f06bf1c7622cb1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1501b9adb316c49d61d9ea1c77fd6eb6c7f439fa2d1cff51f06bf1c7622cb1f", kill_on_drop: false }`
[INFO] [stdout] e1501b9adb316c49d61d9ea1c77fd6eb6c7f439fa2d1cff51f06bf1c7622cb1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10041174c164f4304ba5b99ab4397959d656b77a2eb96603f26c86c1067a956a
[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" "10041174c164f4304ba5b99ab4397959d656b77a2eb96603f26c86c1067a956a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling md5 v0.6.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling toml v0.4.9
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/day03.rs:13:40
[INFO] [stdout]    |
[INFO] [stdout] 13 | type Result<T> = result::Result<T, Box<Error>>;
[INFO] [stdout]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/day03.rs:32:38
[INFO] [stdout]    |
[INFO] [stdout] 32 |             None => return Err(Box::<Error>::from(format!("invalid format for claim"))),
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rows`
[INFO] [stdout]   --> src/matrix.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn rows(&self) -> impl Iterator<Item = Vec<&T>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.34s
[INFO] running `Command { std: "docker" "inspect" "10041174c164f4304ba5b99ab4397959d656b77a2eb96603f26c86c1067a956a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10041174c164f4304ba5b99ab4397959d656b77a2eb96603f26c86c1067a956a", kill_on_drop: false }`
[INFO] [stdout] 10041174c164f4304ba5b99ab4397959d656b77a2eb96603f26c86c1067a956a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] 0ab0d0e07d8aa22be0b81ffe1690a38f6b3c819c9e551f2d64dff1fdf41ff089
[INFO] running `Command { std: "docker" "start" "-a" "0ab0d0e07d8aa22be0b81ffe1690a38f6b3c819c9e551f2d64dff1fdf41ff089", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/day03.rs:13:40
[INFO] [stdout]    |
[INFO] [stdout] 13 | type Result<T> = result::Result<T, Box<Error>>;
[INFO] [stdout]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/day03.rs:32:38
[INFO] [stdout]    |
[INFO] [stdout] 32 |             None => return Err(Box::<Error>::from(format!("invalid format for claim"))),
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.50s
[INFO] running `Command { std: "docker" "inspect" "0ab0d0e07d8aa22be0b81ffe1690a38f6b3c819c9e551f2d64dff1fdf41ff089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab0d0e07d8aa22be0b81ffe1690a38f6b3c819c9e551f2d64dff1fdf41ff089", kill_on_drop: false }`
[INFO] [stdout] 0ab0d0e07d8aa22be0b81ffe1690a38f6b3c819c9e551f2d64dff1fdf41ff089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] b81dceaa3b6a814fccde9fcd72325f704628ad8f3b893f98f64f75774844438b
[INFO] running `Command { std: "docker" "start" "-a" "b81dceaa3b6a814fccde9fcd72325f704628ad8f3b893f98f64f75774844438b", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/day03.rs:13:40
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Result<T> = result::Result<T, Box<Error>>;
[INFO] [stderr]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/day03.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |             None => return Err(Box::<Error>::from(format!("invalid format for claim"))),
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day01-99423e4fb15673bb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::day01 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day02-13a2ab7beb7ef945
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::day02_part2 ... ok
[INFO] [stdout] test tests::day02_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day03-317766ad988e38d1
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test matrix::test::test_matrix_iter ... ok
[INFO] [stdout] test matrix::test::test_matrix ... ok
[INFO] [stdout] test tests::day03_part2 ... ok
[INFO] [stdout] test tests::day03_claim_parsing ... ok
[INFO] [stdout] test tests::day03_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day04-245389486ef94128
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::day04_part2 ... ok
[INFO] [stdout] test tests::day04_build_sleeping_pattern ... ok
[INFO] [stdout] test tests::day04_parsing_entry ... ok
[INFO] [stdout] test tests::day04_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day05-58d0b26ac533506c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::day05_part2 ... ok
[INFO] [stdout] test tests::day05_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day06-a98daa1122a8eaaf
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::day06_dists ... ok
[INFO] [stdout] test tests::day06_closest_to ... ok
[INFO] [stdout] test tests::day06_total_distance ... ok
[INFO] [stdout] test tests::day06_parse_point ... ok
[INFO] [stdout] test tests::day06_grid_size ... ok
[INFO] [stdout] test tests::day06_part2 ... ok
[INFO] [stdout] test tests::day06_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day07-27d68493d8cd4ee3
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::day07_part1 ... ok
[INFO] [stdout] test tests::day07_to_dep ... ok
[INFO] [stdout] test tests::day07_sorted_ids ... ok
[INFO] [stdout] test tests::day07_unvisited_steps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day10-417f2581dfbc9796
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test matrix::test::test_matrix_iter ... ok
[INFO] [stdout] test matrix::test::test_matrix ... ok
[INFO] [stdout] test tests::day10_parse_point ... ok
[INFO] [stdout] test tests::day10_test_grid_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day11-2f5720c14f352412
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test matrix::test::test_matrix ... ok
[INFO] [stdout] test matrix::test::test_matrix_iter ... ok
[INFO] [stdout] test tests::day11_summed_area_table ... ok
[INFO] [stdout] test tests::day11_build_grid ... ok
[INFO] [stdout] test tests::day11_power_level ... ok
[INFO] [stdout] test tests::day11_total_power ... ok
[INFO] [stdout] test tests::day11_part1 ... ok
[INFO] [stdout] test tests::day11_part2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day14-d6f1cf63ba56a521
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::day14_part2 ... ok
[INFO] [stdout] test tests::day14_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scaffold-4ee68d93b6548fe2
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b81dceaa3b6a814fccde9fcd72325f704628ad8f3b893f98f64f75774844438b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81dceaa3b6a814fccde9fcd72325f704628ad8f3b893f98f64f75774844438b", kill_on_drop: false }`
[INFO] [stdout] b81dceaa3b6a814fccde9fcd72325f704628ad8f3b893f98f64f75774844438b