[INFO] updating cached repository https://github.com/foo-dogsquared/advent-of-code-2019
[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] 3db882b283f3d0cd022c3492fb18cf7f8b341a72
[INFO] testing foo-dogsquared/advent-of-code-2019 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoo-dogsquared%2Fadvent-of-code-2019" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foo-dogsquared/advent-of-code-2019 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/foo-dogsquared/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/foo-dogsquared/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/foo-dogsquared/advent-of-code-2019 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/foo-dogsquared/advent-of-code-2019 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1d4a4255e81447dff27cf1adcb08396d73e7a87771c164684d246719c090d151
[INFO] running `"docker" "start" "-a" "1d4a4255e81447dff27cf1adcb08396d73e7a87771c164684d246719c090d151"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/day2/part1.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Some(v) => Ok(()), 
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day1/part1.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut input = fs::read_to_string("inputs/day1.txt")?;
[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 does not need to be mutable
[INFO] [stderr]  --> src/day1/part2.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut input = fs::read_to_string("inputs/day1.txt")?;
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "1d4a4255e81447dff27cf1adcb08396d73e7a87771c164684d246719c090d151"`
[INFO] running `"docker" "rm" "-f" "1d4a4255e81447dff27cf1adcb08396d73e7a87771c164684d246719c090d151"`
[INFO] [stdout] 1d4a4255e81447dff27cf1adcb08396d73e7a87771c164684d246719c090d151
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 900ffcbd84683bd47edd7fc022ce1c42dbe277a19dc133029f245e9fcad21804
[INFO] running `"docker" "start" "-a" "900ffcbd84683bd47edd7fc022ce1c42dbe277a19dc133029f245e9fcad21804"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/day2/part1.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Some(v) => Ok(()), 
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day1/part1.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut input = fs::read_to_string("inputs/day1.txt")?;
[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 does not need to be mutable
[INFO] [stderr]  --> src/day1/part2.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut input = fs::read_to_string("inputs/day1.txt")?;
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "900ffcbd84683bd47edd7fc022ce1c42dbe277a19dc133029f245e9fcad21804"`
[INFO] running `"docker" "rm" "-f" "900ffcbd84683bd47edd7fc022ce1c42dbe277a19dc133029f245e9fcad21804"`
[INFO] [stdout] 900ffcbd84683bd47edd7fc022ce1c42dbe277a19dc133029f245e9fcad21804
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5e0b72ac0ff90be565f28e20d18a93fd97e1933728a7ad5acc6e5094b1d6ac92
[INFO] running `"docker" "start" "-a" "5e0b72ac0ff90be565f28e20d18a93fd97e1933728a7ad5acc6e5094b1d6ac92"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/day2/part1.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |             Some(v) => Ok(()), 
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day1/part1.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut input = fs::read_to_string("inputs/day1.txt")?;
[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 does not need to be mutable
[INFO] [stderr]  --> src/day1/part2.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut input = fs::read_to_string("inputs/day1.txt")?;
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_of_code_2019-7856d8cc5a8d24bd
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test day1::part1::tests::basic_example ... ok
[INFO] [stdout] test day2::part2::tests::basic_example ... ok
[INFO] [stdout] test day2::part1::tests::basic_example ... ok
[INFO] [stdout] test day1::part2::tests::basic_example ... ok
[INFO] [stdout] test day2::part2::tests::basic_internal_inspection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5e0b72ac0ff90be565f28e20d18a93fd97e1933728a7ad5acc6e5094b1d6ac92"`
[INFO] running `"docker" "rm" "-f" "5e0b72ac0ff90be565f28e20d18a93fd97e1933728a7ad5acc6e5094b1d6ac92"`
[INFO] [stdout] 5e0b72ac0ff90be565f28e20d18a93fd97e1933728a7ad5acc6e5094b1d6ac92