[INFO] cloning repository https://github.com/coobeeyon/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coobeeyon/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoobeeyon%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoobeeyon%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 188d07a829ed8f791681eed8ab36c1027c7f489e
[INFO] checking coobeeyon/aoc2021 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoobeeyon%2Faoc2021" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coobeeyon/aoc2021 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coobeeyon/aoc2021
[INFO] finished tweaking git repo https://github.com/coobeeyon/aoc2021
[INFO] tweaked toml for git repo https://github.com/coobeeyon/aoc2021 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/coobeeyon/aoc2021 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18f8fcb63e89117411e30ca6ea1ada1726d55db0857639e32d863ece319f89f5
[INFO] running `Command { std: "docker" "start" "-a" "18f8fcb63e89117411e30ca6ea1ada1726d55db0857639e32d863ece319f89f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18f8fcb63e89117411e30ca6ea1ada1726d55db0857639e32d863ece319f89f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f8fcb63e89117411e30ca6ea1ada1726d55db0857639e32d863ece319f89f5", kill_on_drop: false }`
[INFO] [stdout] 18f8fcb63e89117411e30ca6ea1ada1726d55db0857639e32d863ece319f89f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad9bf0cd87ebe196bc9630972c9da9cb48caeb4f94eb92bb9c6349c22dee865d
[INFO] running `Command { std: "docker" "start" "-a" "ad9bf0cd87ebe196bc9630972c9da9cb48caeb4f94eb92bb9c6349c22dee865d", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `displays`
[INFO] [stdout]   --> src/bin/day8.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn sum_entry(digits: Vec<String>, displays: Vec<String>) {
[INFO] [stdout]    |                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_displays`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `displays`
[INFO] [stdout]   --> src/bin/day8.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn sum_entry(digits: Vec<String>, displays: Vec<String>) {
[INFO] [stdout]    |                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_displays`
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "ad9bf0cd87ebe196bc9630972c9da9cb48caeb4f94eb92bb9c6349c22dee865d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9bf0cd87ebe196bc9630972c9da9cb48caeb4f94eb92bb9c6349c22dee865d", kill_on_drop: false }`
[INFO] [stdout] ad9bf0cd87ebe196bc9630972c9da9cb48caeb4f94eb92bb9c6349c22dee865d
[INFO] checking coobeeyon/aoc2021 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoobeeyon%2Faoc2021" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coobeeyon/aoc2021 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coobeeyon/aoc2021
[INFO] finished tweaking git repo https://github.com/coobeeyon/aoc2021
[INFO] tweaked toml for git repo https://github.com/coobeeyon/aoc2021 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/coobeeyon/aoc2021 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 176a489df29d140c9d0c5aeb459a86628854cb95accfb72115dfd8aeb447e3a0
[INFO] running `Command { std: "docker" "start" "-a" "176a489df29d140c9d0c5aeb459a86628854cb95accfb72115dfd8aeb447e3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "176a489df29d140c9d0c5aeb459a86628854cb95accfb72115dfd8aeb447e3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176a489df29d140c9d0c5aeb459a86628854cb95accfb72115dfd8aeb447e3a0", kill_on_drop: false }`
[INFO] [stdout] 176a489df29d140c9d0c5aeb459a86628854cb95accfb72115dfd8aeb447e3a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e8eda321454d81e79d7c8455fcdbebf29ad7563a47b17746d29268dd786f3f
[INFO] running `Command { std: "docker" "start" "-a" "b9e8eda321454d81e79d7c8455fcdbebf29ad7563a47b17746d29268dd786f3f", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `displays`
[INFO] [stdout]   --> src/bin/day8.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn sum_entry(digits: Vec<String>, displays: Vec<String>) {
[INFO] [stdout]    |                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_displays`
[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] [stdout] warning: unused variable: `displays`
[INFO] [stdout]   --> src/bin/day8.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn sum_entry(digits: Vec<String>, displays: Vec<String>) {
[INFO] [stdout]    |                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_displays`
[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` profile [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "b9e8eda321454d81e79d7c8455fcdbebf29ad7563a47b17746d29268dd786f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e8eda321454d81e79d7c8455fcdbebf29ad7563a47b17746d29268dd786f3f", kill_on_drop: false }`
[INFO] [stdout] b9e8eda321454d81e79d7c8455fcdbebf29ad7563a47b17746d29268dd786f3f