[INFO] updating cached repository https://github.com/ilkka/advent-of-code
[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] 428f8196bec7b5945b3b14ca89cb47911a1f80fc
[INFO] testing ilkka/advent-of-code against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Fadvent-of-code" "/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/ilkka/advent-of-code 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/ilkka/advent-of-code
[INFO] finished tweaking git repo https://github.com/ilkka/advent-of-code
[INFO] tweaked toml for git repo https://github.com/ilkka/advent-of-code written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ilkka/advent-of-code 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-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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 5649a80861295b6e1b199c27789a718d605e4e94a0f9e045f3dddc437439eb06
[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" "5649a80861295b6e1b199c27789a718d605e4e94a0f9e045f3dddc437439eb06"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]  --> src/bin/first.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let vec = INPUT.split("").collect::<Vec<_>>();
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "5649a80861295b6e1b199c27789a718d605e4e94a0f9e045f3dddc437439eb06"`
[INFO] running `"docker" "rm" "-f" "5649a80861295b6e1b199c27789a718d605e4e94a0f9e045f3dddc437439eb06"`
[INFO] [stdout] 5649a80861295b6e1b199c27789a718d605e4e94a0f9e045f3dddc437439eb06
[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" "+1.44.0" "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] ffc5dc28d5e9ee47a600dbdb72808b7a826fe795badb2fcf809858cfa476cb0f
[INFO] running `"docker" "start" "-a" "ffc5dc28d5e9ee47a600dbdb72808b7a826fe795badb2fcf809858cfa476cb0f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]  --> src/bin/first.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let vec = INPUT.split("").collect::<Vec<_>>();
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "ffc5dc28d5e9ee47a600dbdb72808b7a826fe795badb2fcf809858cfa476cb0f"`
[INFO] running `"docker" "rm" "-f" "ffc5dc28d5e9ee47a600dbdb72808b7a826fe795badb2fcf809858cfa476cb0f"`
[INFO] [stdout] ffc5dc28d5e9ee47a600dbdb72808b7a826fe795badb2fcf809858cfa476cb0f
[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" "+1.44.0" "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] b2192e980d040477b04ab96de56c31bf19356cb82a67d9e16fbb5ed3cec18b5d
[INFO] running `"docker" "start" "-a" "b2192e980d040477b04ab96de56c31bf19356cb82a67d9e16fbb5ed3cec18b5d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]  --> src/bin/first.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let vec = INPUT.split("").collect::<Vec<_>>();
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent-ce0ebbe2e942ecac
[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] [stderr]      Running /opt/rustwide/target/debug/deps/first-d0adcb9e3ef6b60c
[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" "b2192e980d040477b04ab96de56c31bf19356cb82a67d9e16fbb5ed3cec18b5d"`
[INFO] running `"docker" "rm" "-f" "b2192e980d040477b04ab96de56c31bf19356cb82a67d9e16fbb5ed3cec18b5d"`
[INFO] [stdout] b2192e980d040477b04ab96de56c31bf19356cb82a67d9e16fbb5ed3cec18b5d