[INFO] cloning repository https://github.com/ilkka/advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilkka/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 428f8196bec7b5945b3b14ca89cb47911a1f80fc
[INFO] testing ilkka/advent-of-code against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filkka%2Fadvent-of-code" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilkka/advent-of-code on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b7839d0c8762f0830af7dcb835b24ecf5cc8d5135199b99ba4a1ba6ae595d1d
[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" "4b7839d0c8762f0830af7dcb835b24ecf5cc8d5135199b99ba4a1ba6ae595d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b7839d0c8762f0830af7dcb835b24ecf5cc8d5135199b99ba4a1ba6ae595d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7839d0c8762f0830af7dcb835b24ecf5cc8d5135199b99ba4a1ba6ae595d1d", kill_on_drop: false }`
[INFO] [stdout] 4b7839d0c8762f0830af7dcb835b24ecf5cc8d5135199b99ba4a1ba6ae595d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 105ed4a6b2db6ed7982bd842e93b832ffcf63ec6895a7e3e719bec282b2a9223
[INFO] running `Command { std: "docker" "start" "-a" "105ed4a6b2db6ed7982bd842e93b832ffcf63ec6895a7e3e719bec282b2a9223", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]  --> src/bin/first.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let vec = INPUT.split("").collect::<Vec<_>>();
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "105ed4a6b2db6ed7982bd842e93b832ffcf63ec6895a7e3e719bec282b2a9223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105ed4a6b2db6ed7982bd842e93b832ffcf63ec6895a7e3e719bec282b2a9223", kill_on_drop: false }`
[INFO] [stdout] 105ed4a6b2db6ed7982bd842e93b832ffcf63ec6895a7e3e719bec282b2a9223
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 56a64bd5cd4d8a27e3b35ca962b29831cd8e0cdcb8291ccdcd45be1b38d9f7f5
[INFO] running `Command { std: "docker" "start" "-a" "56a64bd5cd4d8a27e3b35ca962b29831cd8e0cdcb8291ccdcd45be1b38d9f7f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]  --> src/bin/first.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let vec = INPUT.split("").collect::<Vec<_>>();
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "56a64bd5cd4d8a27e3b35ca962b29831cd8e0cdcb8291ccdcd45be1b38d9f7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a64bd5cd4d8a27e3b35ca962b29831cd8e0cdcb8291ccdcd45be1b38d9f7f5", kill_on_drop: false }`
[INFO] [stdout] 56a64bd5cd4d8a27e3b35ca962b29831cd8e0cdcb8291ccdcd45be1b38d9f7f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] cc522c3a17a2aad7493377fe166c1b76b524f3fdeb2729dd3f8a1248c6cbed57
[INFO] running `Command { std: "docker" "start" "-a" "cc522c3a17a2aad7493377fe166c1b76b524f3fdeb2729dd3f8a1248c6cbed57", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/bin/first.rs:4:9
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 4 |     let vec = INPUT.split("").collect::<Vec<_>>();
[INFO] [stdout] 
[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 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent-1b0d9f789dd579b0
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/first-28f15cd6db98e54d
[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" "cc522c3a17a2aad7493377fe166c1b76b524f3fdeb2729dd3f8a1248c6cbed57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc522c3a17a2aad7493377fe166c1b76b524f3fdeb2729dd3f8a1248c6cbed57", kill_on_drop: false }`
[INFO] [stdout] cc522c3a17a2aad7493377fe166c1b76b524f3fdeb2729dd3f8a1248c6cbed57