[INFO] updating cached repository https://github.com/ramn/advent-of-code-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1c725e79652cf1346c107378a586032a0427de7d
[INFO] testing ramn/advent-of-code-rs against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framn%2Fadvent-of-code-rs" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ramn/advent-of-code-rs on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ramn/advent-of-code-rs
[INFO] finished tweaking git repo https://github.com/ramn/advent-of-code-rs
[INFO] tweaked toml for git repo https://github.com/ramn/advent-of-code-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ramn/advent-of-code-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 45bbee6dc10897bd6a9072f4b560509012791deab6239fe45a6e9cc6949958a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "45bbee6dc10897bd6a9072f4b560509012791deab6239fe45a6e9cc6949958a6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling md5 v0.2.1
[INFO] [stderr]    Compiling advent-of-code-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `"docker" "inspect" "45bbee6dc10897bd6a9072f4b560509012791deab6239fe45a6e9cc6949958a6"`
[INFO] running `"docker" "rm" "-f" "45bbee6dc10897bd6a9072f4b560509012791deab6239fe45a6e9cc6949958a6"`
[INFO] [stdout] 45bbee6dc10897bd6a9072f4b560509012791deab6239fe45a6e9cc6949958a6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c339e07e06737ffc3a47181ba7a52f2c736fd4008a34a0d9b056e4e89c13c430
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c339e07e06737ffc3a47181ba7a52f2c736fd4008a34a0d9b056e4e89c13c430"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling advent-of-code-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `"docker" "inspect" "c339e07e06737ffc3a47181ba7a52f2c736fd4008a34a0d9b056e4e89c13c430"`
[INFO] running `"docker" "rm" "-f" "c339e07e06737ffc3a47181ba7a52f2c736fd4008a34a0d9b056e4e89c13c430"`
[INFO] [stdout] c339e07e06737ffc3a47181ba7a52f2c736fd4008a34a0d9b056e4e89c13c430
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] d9b7a55e79fba648e0ff97da7724820c44b1325e986e519a5fe708f990bfd07d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d9b7a55e79fba648e0ff97da7724820c44b1325e986e519a5fe708f990bfd07d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day_09.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut chars = &mut INPUT.chars();
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_rs-0e122693e3c5a791
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test day_02::tests::test_problem_1 ... ok
[INFO] [stdout] test day_02::tests::test_problem_2 ... ok
[INFO] [stdout] test day_01::tests::tes_day_1_problem_1 ... ok
[INFO] [stdout] test day_05::tests::test_hex ... ok
[INFO] [stdout] test day_01::tests::tes_day_1_problem_2 ... ok
[INFO] [stdout] test day_06::tests::test_problem_1 ... ok
[INFO] [stdout] test day_07::tests::test_splitting_with_slice_pattern ... ok
[INFO] [stdout] test day_08::tests::test_problem_1 ... ok
[INFO] [stdout] test day_06::tests::test_problem_2 ... ok
[INFO] [stdout] test day_03::tests::test_problem_2 ... ok
[INFO] [stdout] test day_03::tests::test_problem_1 ... ok
[INFO] [stdout] test day_09::tests::test_problem_2 ... ok
[INFO] [stdout] test day_08::tests::test_problem_2 ... ok
[INFO] [stdout] test day_09::tests::test_problem_1 ... ok
[INFO] [stdout] test day_12::tests::test_problem_1 ... ok
[INFO] [stdout] test day_04::tests::test_problem_1 ... ok
[INFO] [stdout] test day_07::tests::test_problem_1 ... ok
[INFO] [stdout] test day_04::tests::test_problem_2 ... ok
[INFO] [stdout] test day_07::tests::test_problem_2 ... ok
[INFO] [stdout] test day_12::tests::test_problem_2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_rs-3fc71cc448b2ebc0
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests advent-of-code-rs
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d9b7a55e79fba648e0ff97da7724820c44b1325e986e519a5fe708f990bfd07d"`
[INFO] running `"docker" "rm" "-f" "d9b7a55e79fba648e0ff97da7724820c44b1325e986e519a5fe708f990bfd07d"`
[INFO] [stdout] d9b7a55e79fba648e0ff97da7724820c44b1325e986e519a5fe708f990bfd07d