[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 master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Fadvent-of-code" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilkka/advent-of-code on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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-7/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" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 846f6e36f483952fe679cf3213204c3707c7ad92fc10c9415242586c72a03269
[INFO] running `"docker" "start" "-a" "846f6e36f483952fe679cf3213204c3707c7ad92fc10c9415242586c72a03269"`
[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 0.81s
[INFO] running `"docker" "inspect" "846f6e36f483952fe679cf3213204c3707c7ad92fc10c9415242586c72a03269"`
[INFO] running `"docker" "rm" "-f" "846f6e36f483952fe679cf3213204c3707c7ad92fc10c9415242586c72a03269"`
[INFO] [stdout] 846f6e36f483952fe679cf3213204c3707c7ad92fc10c9415242586c72a03269
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] a5f6efbeec45add22feb23ec7f4fc8a39ec0e6956a3159fd03c4e9097403d6c4
[INFO] running `"docker" "start" "-a" "a5f6efbeec45add22feb23ec7f4fc8a39ec0e6956a3159fd03c4e9097403d6c4"`
[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 0.83s
[INFO] running `"docker" "inspect" "a5f6efbeec45add22feb23ec7f4fc8a39ec0e6956a3159fd03c4e9097403d6c4"`
[INFO] running `"docker" "rm" "-f" "a5f6efbeec45add22feb23ec7f4fc8a39ec0e6956a3159fd03c4e9097403d6c4"`
[INFO] [stdout] a5f6efbeec45add22feb23ec7f4fc8a39ec0e6956a3159fd03c4e9097403d6c4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 05851c829e76d5cde2465a32c62f344190bcae0e29ff39e0d0b303b579f1612c
[INFO] running `"docker" "start" "-a" "05851c829e76d5cde2465a32c62f344190bcae0e29ff39e0d0b303b579f1612c"`
[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 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent-37698fae03e78bd4
[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] [stderr]      Running /opt/rustwide/target/debug/deps/first-d6da237bbc5ded76
[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" "05851c829e76d5cde2465a32c62f344190bcae0e29ff39e0d0b303b579f1612c"`
[INFO] running `"docker" "rm" "-f" "05851c829e76d5cde2465a32c62f344190bcae0e29ff39e0d0b303b579f1612c"`
[INFO] [stdout] 05851c829e76d5cde2465a32c62f344190bcae0e29ff39e0d0b303b579f1612c