[INFO] cloning repository https://github.com/jamie-null/day08
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamie-null/day08" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamie-null%2Fday08", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamie-null%2Fday08'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb74a447e8479fb991916dae6d3ffdc86841a6d1
[INFO] testing jamie-null/day08 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamie-null%2Fday08" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamie-null/day08 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamie-null/day08
[INFO] finished tweaking git repo https://github.com/jamie-null/day08
[INFO] tweaked toml for git repo https://github.com/jamie-null/day08 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/jamie-null/day08 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d25adecc16992dcffadd7a92f8badc2dd09c795fabf164013ff001310db72eea
[INFO] running `Command { std: "docker" "start" "-a" "d25adecc16992dcffadd7a92f8badc2dd09c795fabf164013ff001310db72eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d25adecc16992dcffadd7a92f8badc2dd09c795fabf164013ff001310db72eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d25adecc16992dcffadd7a92f8badc2dd09c795fabf164013ff001310db72eea", kill_on_drop: false }`
[INFO] [stdout] d25adecc16992dcffadd7a92f8badc2dd09c795fabf164013ff001310db72eea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef706066ecb643bdbb57b5a121041b188732cc249fd0b34ac6e9ccaa093da2da
[INFO] running `Command { std: "docker" "start" "-a" "ef706066ecb643bdbb57b5a121041b188732cc249fd0b34ac6e9ccaa093da2da", kill_on_drop: false }`
[INFO] [stderr]    Compiling day08 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `last`
[INFO] [stdout]   --> src/main.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let last = ctr;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[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 dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "ef706066ecb643bdbb57b5a121041b188732cc249fd0b34ac6e9ccaa093da2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef706066ecb643bdbb57b5a121041b188732cc249fd0b34ac6e9ccaa093da2da", kill_on_drop: false }`
[INFO] [stdout] ef706066ecb643bdbb57b5a121041b188732cc249fd0b34ac6e9ccaa093da2da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbaebc176f9cf9d08b2bfe21a693af0a1f142422a7ef3bcc6513bd2a3d5cd981
[INFO] running `Command { std: "docker" "start" "-a" "bbaebc176f9cf9d08b2bfe21a693af0a1f142422a7ef3bcc6513bd2a3d5cd981", kill_on_drop: false }`
[INFO] [stderr]    Compiling day08 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `last`
[INFO] [stdout]   --> src/main.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let last = ctr;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[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 0.41s
[INFO] running `Command { std: "docker" "inspect" "bbaebc176f9cf9d08b2bfe21a693af0a1f142422a7ef3bcc6513bd2a3d5cd981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbaebc176f9cf9d08b2bfe21a693af0a1f142422a7ef3bcc6513bd2a3d5cd981", kill_on_drop: false }`
[INFO] [stdout] bbaebc176f9cf9d08b2bfe21a693af0a1f142422a7ef3bcc6513bd2a3d5cd981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01d868ed500b39ba9174e3bc6381253e4d60c2b31fc1c25bbe5d2b16af7e94d4
[INFO] running `Command { std: "docker" "start" "-a" "01d868ed500b39ba9174e3bc6381253e4d60c2b31fc1c25bbe5d2b16af7e94d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]   --> src/main.rs:36:17
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let last = ctr;
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day08` (bin "day08" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.91s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day08-df75e616ff46a675)
[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" "01d868ed500b39ba9174e3bc6381253e4d60c2b31fc1c25bbe5d2b16af7e94d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d868ed500b39ba9174e3bc6381253e4d60c2b31fc1c25bbe5d2b16af7e94d4", kill_on_drop: false }`
[INFO] [stdout] 01d868ed500b39ba9174e3bc6381253e4d60c2b31fc1c25bbe5d2b16af7e94d4