[INFO] cloning repository https://github.com/deinok/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deinok/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinok%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinok%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69490256cc37b4dc582ac011d2ced7cc4fe198d9
[INFO] testing deinok/advent-of-code-2020 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinok%2Fadvent-of-code-2020" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/deinok/advent-of-code-2020 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/deinok/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/deinok/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/deinok/advent-of-code-2020 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/deinok/advent-of-code-2020 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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] f56d40270a6e333caa5b298c907951cc22f580bee3e7650daaa7ce9647df0e68
[INFO] running `Command { std: "docker" "start" "-a" "f56d40270a6e333caa5b298c907951cc22f580bee3e7650daaa7ce9647df0e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f56d40270a6e333caa5b298c907951cc22f580bee3e7650daaa7ce9647df0e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56d40270a6e333caa5b298c907951cc22f580bee3e7650daaa7ce9647df0e68", kill_on_drop: false }`
[INFO] [stdout] f56d40270a6e333caa5b298c907951cc22f580bee3e7650daaa7ce9647df0e68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 339f4a4fed179a4d470843bfd60a85073237fb682de6f18bad8a2b1e26cff32e
[INFO] running `Command { std: "docker" "start" "-a" "339f4a4fed179a4d470843bfd60a85073237fb682de6f18bad8a2b1e26cff32e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling day-2 v0.1.0 (/opt/rustwide/workdir/day-2)
[INFO] [stderr]    Compiling day-1 v0.1.0 (/opt/rustwide/workdir/day-1)
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]   --> day-2/src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let lines = buf_reader.lines();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[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 0.75s
[INFO] running `Command { std: "docker" "inspect" "339f4a4fed179a4d470843bfd60a85073237fb682de6f18bad8a2b1e26cff32e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339f4a4fed179a4d470843bfd60a85073237fb682de6f18bad8a2b1e26cff32e", kill_on_drop: false }`
[INFO] [stdout] 339f4a4fed179a4d470843bfd60a85073237fb682de6f18bad8a2b1e26cff32e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] cd82b8842c7f5c036f0fa298c62b31a112975017a3665a8eab14050a5f0445a9
[INFO] running `Command { std: "docker" "start" "-a" "cd82b8842c7f5c036f0fa298c62b31a112975017a3665a8eab14050a5f0445a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling day-2 v0.1.0 (/opt/rustwide/workdir/day-2)
[INFO] [stderr]    Compiling day-1 v0.1.0 (/opt/rustwide/workdir/day-1)
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]   --> day-2/src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let lines = buf_reader.lines();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[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 0.44s
[INFO] running `Command { std: "docker" "inspect" "cd82b8842c7f5c036f0fa298c62b31a112975017a3665a8eab14050a5f0445a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd82b8842c7f5c036f0fa298c62b31a112975017a3665a8eab14050a5f0445a9", kill_on_drop: false }`
[INFO] [stdout] cd82b8842c7f5c036f0fa298c62b31a112975017a3665a8eab14050a5f0445a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] e4c7f6652d3631abcf1509eef6c9d90deed61e84f3ca283b48dcb95705b5e90b
[INFO] running `Command { std: "docker" "start" "-a" "e4c7f6652d3631abcf1509eef6c9d90deed61e84f3ca283b48dcb95705b5e90b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `lines`
[INFO] [stderr]   --> day-2/src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lines = buf_reader.lines();
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day-2` (bin "day-2" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day_1-e3a2ec575bb73322)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day_2-f4ec0ad4ac352657)
[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] [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" "e4c7f6652d3631abcf1509eef6c9d90deed61e84f3ca283b48dcb95705b5e90b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c7f6652d3631abcf1509eef6c9d90deed61e84f3ca283b48dcb95705b5e90b", kill_on_drop: false }`
[INFO] [stdout] e4c7f6652d3631abcf1509eef6c9d90deed61e84f3ca283b48dcb95705b5e90b