[INFO] cloning repository https://github.com/Monadic-Cat/advent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Monadic-Cat/advent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fadvent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fadvent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abe0f97c46f6c5590133801ad4dcd5b1da9348f0
[INFO] testing Monadic-Cat/advent against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fadvent" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Monadic-Cat/advent on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Monadic-Cat/advent
[INFO] finished tweaking git repo https://github.com/Monadic-Cat/advent
[INFO] tweaked toml for git repo https://github.com/Monadic-Cat/advent written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/Monadic-Cat/advent already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 124787043f7aa764273671f7626b53790129dc6249a6d18e7b77e24680388e45
[INFO] running `Command { std: "docker" "start" "-a" "124787043f7aa764273671f7626b53790129dc6249a6d18e7b77e24680388e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "124787043f7aa764273671f7626b53790129dc6249a6d18e7b77e24680388e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "124787043f7aa764273671f7626b53790129dc6249a6d18e7b77e24680388e45", kill_on_drop: false }`
[INFO] [stdout] 124787043f7aa764273671f7626b53790129dc6249a6d18e7b77e24680388e45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b6f6453eae763b088ce96f736f95145f0bf8b859b81b178ff4c01bdf9ac26fb
[INFO] running `Command { std: "docker" "start" "-a" "5b6f6453eae763b088ce96f736f95145f0bf8b859b81b178ff4c01bdf9ac26fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling year_2020 v0.1.0 (/opt/rustwide/workdir/year_2020)
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]  --> year_2020/src/day_5.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     row: u8,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column`
[INFO] [stdout]  --> year_2020/src/day_5.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     column: u8,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "5b6f6453eae763b088ce96f736f95145f0bf8b859b81b178ff4c01bdf9ac26fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6f6453eae763b088ce96f736f95145f0bf8b859b81b178ff4c01bdf9ac26fb", kill_on_drop: false }`
[INFO] [stdout] 5b6f6453eae763b088ce96f736f95145f0bf8b859b81b178ff4c01bdf9ac26fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a1b86b4c6a2f82aa59eb617314555f7ccf7ff961b6ea8b845f4d2f7ec72d66
[INFO] running `Command { std: "docker" "start" "-a" "e8a1b86b4c6a2f82aa59eb617314555f7ccf7ff961b6ea8b845f4d2f7ec72d66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling year_2020 v0.1.0 (/opt/rustwide/workdir/year_2020)
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]  --> year_2020/src/day_5.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     row: u8,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column`
[INFO] [stdout]  --> year_2020/src/day_5.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     column: u8,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "e8a1b86b4c6a2f82aa59eb617314555f7ccf7ff961b6ea8b845f4d2f7ec72d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a1b86b4c6a2f82aa59eb617314555f7ccf7ff961b6ea8b845f4d2f7ec72d66", kill_on_drop: false }`
[INFO] [stdout] e8a1b86b4c6a2f82aa59eb617314555f7ccf7ff961b6ea8b845f4d2f7ec72d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97b7035d4cf60d4b6b2e46df87e649d9f61fe759553de078ef7533894c955e47
[INFO] running `Command { std: "docker" "start" "-a" "97b7035d4cf60d4b6b2e46df87e649d9f61fe759553de078ef7533894c955e47", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `row`
[INFO] [stderr]  --> year_2020/src/day_5.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     row: u8,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `column`
[INFO] [stderr]  --> year_2020/src/day_5.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     column: u8,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `year_2020` (bin "year_2020" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/year_2020-3a3f62831bba5523)
[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" "97b7035d4cf60d4b6b2e46df87e649d9f61fe759553de078ef7533894c955e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97b7035d4cf60d4b6b2e46df87e649d9f61fe759553de078ef7533894c955e47", kill_on_drop: false }`
[INFO] [stdout] 97b7035d4cf60d4b6b2e46df87e649d9f61fe759553de078ef7533894c955e47