[INFO] cloning repository https://github.com/halninethousand/aoc2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halninethousand/aoc2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017/info/: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/halninethousand/aoc2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halninethousand/aoc2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017'...
[INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017/config.lock
[INFO] [stderr] fatal: could not set 'core.bare' to 'true'
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/halninethousand/aoc2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/halninethousand/aoc2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ddade082f650cbb2b56cb3c7771d881bde95041
[INFO] testing halninethousand/aoc2017 against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhalninethousand%2Faoc2017" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/halninethousand/aoc2017 on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/halninethousand/aoc2017
[INFO] finished tweaking git repo https://github.com/halninethousand/aoc2017
[INFO] tweaked toml for git repo https://github.com/halninethousand/aoc2017 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/halninethousand/aoc2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4469da073e8b766b2093c8dab443261d082dd56092623985b46618fd2f685d8
[INFO] running `Command { std: "docker" "start" "-a" "d4469da073e8b766b2093c8dab443261d082dd56092623985b46618fd2f685d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4469da073e8b766b2093c8dab443261d082dd56092623985b46618fd2f685d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4469da073e8b766b2093c8dab443261d082dd56092623985b46618fd2f685d8", kill_on_drop: false }`
[INFO] [stdout] d4469da073e8b766b2093c8dab443261d082dd56092623985b46618fd2f685d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6ac76d6b44293342ac8d42edd2ec98bc86a352ba538be962adab9137b1198ec
[INFO] running `Command { std: "docker" "start" "-a" "f6ac76d6b44293342ac8d42edd2ec98bc86a352ba538be962adab9137b1198ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling aoc2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/bin/day1.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sum = 0;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "f6ac76d6b44293342ac8d42edd2ec98bc86a352ba538be962adab9137b1198ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ac76d6b44293342ac8d42edd2ec98bc86a352ba538be962adab9137b1198ec", kill_on_drop: false }`
[INFO] [stdout] f6ac76d6b44293342ac8d42edd2ec98bc86a352ba538be962adab9137b1198ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2808285b21f4c89db14ff1a42e03e5b9cd5da05f6c87b2a37f8ddfb8bb8f5ba0
[INFO] running `Command { std: "docker" "start" "-a" "2808285b21f4c89db14ff1a42e03e5b9cd5da05f6c87b2a37f8ddfb8bb8f5ba0", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `sum` is never read
[INFO] [stdout]   --> src/bin/day1.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sum = 0;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "2808285b21f4c89db14ff1a42e03e5b9cd5da05f6c87b2a37f8ddfb8bb8f5ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2808285b21f4c89db14ff1a42e03e5b9cd5da05f6c87b2a37f8ddfb8bb8f5ba0", kill_on_drop: false }`
[INFO] [stdout] 2808285b21f4c89db14ff1a42e03e5b9cd5da05f6c87b2a37f8ddfb8bb8f5ba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b740091c75767023cabec2dee048bf7926d74ee9b6d66b097e24b1afdad66328
[INFO] running `Command { std: "docker" "start" "-a" "b740091c75767023cabec2dee048bf7926d74ee9b6d66b097e24b1afdad66328", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `sum` is never read
[INFO] [stderr]   --> src/bin/day1.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     sum = 0;
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2017` (bin "day1" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/bin/day1.rs (/opt/rustwide/target/debug/deps/day1-6987526f356dcb69)
[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] [stderr]      Running unittests src/bin/day2.rs (/opt/rustwide/target/debug/deps/day2-b97a5619d6c4657c)
[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] [stderr]      Running unittests src/bin/day4.rs (/opt/rustwide/target/debug/deps/day4-72ac9129a23ebd4d)
[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] [stderr]      Running unittests src/bin/day5.rs (/opt/rustwide/target/debug/deps/day5-7bed6c8d11935178)
[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] [stderr]      Running unittests src/bin/day6.rs (/opt/rustwide/target/debug/deps/day6-2c8709a6e7b7977b)
[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" "b740091c75767023cabec2dee048bf7926d74ee9b6d66b097e24b1afdad66328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b740091c75767023cabec2dee048bf7926d74ee9b6d66b097e24b1afdad66328", kill_on_drop: false }`
[INFO] [stdout] b740091c75767023cabec2dee048bf7926d74ee9b6d66b097e24b1afdad66328