[INFO] cloning repository https://github.com/bmitchelmore/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bmitchelmore/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmitchelmore%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmitchelmore%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c0f455c08a988625568d0dad6658e107d2128f3
[INFO] testing bmitchelmore/aoc2020 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbmitchelmore%2Faoc2020" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bmitchelmore/aoc2020 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bmitchelmore/aoc2020
[INFO] finished tweaking git repo https://github.com/bmitchelmore/aoc2020
[INFO] tweaked toml for git repo https://github.com/bmitchelmore/aoc2020 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bmitchelmore/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 511facbcbea08df85bd2c4a416ff132c44747018d6cbfb11986670d145b338a0
[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" "511facbcbea08df85bd2c4a416ff132c44747018d6cbfb11986670d145b338a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "511facbcbea08df85bd2c4a416ff132c44747018d6cbfb11986670d145b338a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511facbcbea08df85bd2c4a416ff132c44747018d6cbfb11986670d145b338a0", kill_on_drop: false }`
[INFO] [stdout] 511facbcbea08df85bd2c4a416ff132c44747018d6cbfb11986670d145b338a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 09acc0456211f75c6c2177b71ddb0bd16e4e919a7a190a1ef26b6001887fa65c
[INFO] running `Command { std: "docker" "start" "-a" "09acc0456211f75c6c2177b71ddb0bd16e4e919a7a190a1ef26b6001887fa65c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cid`
[INFO] [stdout]   --> src/day4/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     cid: Option<String> // (Country ID)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.85s
[INFO] running `Command { std: "docker" "inspect" "09acc0456211f75c6c2177b71ddb0bd16e4e919a7a190a1ef26b6001887fa65c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09acc0456211f75c6c2177b71ddb0bd16e4e919a7a190a1ef26b6001887fa65c", kill_on_drop: false }`
[INFO] [stdout] 09acc0456211f75c6c2177b71ddb0bd16e4e919a7a190a1ef26b6001887fa65c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] a5354ee0de38be31e752104b7ef1171446bf607712d38ab292451270a0534db7
[INFO] running `Command { std: "docker" "start" "-a" "a5354ee0de38be31e752104b7ef1171446bf607712d38ab292451270a0534db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cid`
[INFO] [stdout]   --> src/day4/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     cid: Option<String> // (Country ID)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.25s
[INFO] running `Command { std: "docker" "inspect" "a5354ee0de38be31e752104b7ef1171446bf607712d38ab292451270a0534db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5354ee0de38be31e752104b7ef1171446bf607712d38ab292451270a0534db7", kill_on_drop: false }`
[INFO] [stdout] a5354ee0de38be31e752104b7ef1171446bf607712d38ab292451270a0534db7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f4f0b5a71006e24befb842159db28737121bb09c8394708799fd82e4f7903a9
[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" "0f4f0b5a71006e24befb842159db28737121bb09c8394708799fd82e4f7903a9", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `cid`
[INFO] [stderr]   --> src/day4/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     cid: Option<String> // (Country ID)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` 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 unittests (/opt/rustwide/target/debug/deps/aoc2020-343206726d4fafe7)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f4f0b5a71006e24befb842159db28737121bb09c8394708799fd82e4f7903a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f4f0b5a71006e24befb842159db28737121bb09c8394708799fd82e4f7903a9", kill_on_drop: false }`
[INFO] [stdout] 0f4f0b5a71006e24befb842159db28737121bb09c8394708799fd82e4f7903a9