[INFO] cloning repository https://github.com/evsmithx/scratch_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evsmithx/scratch_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevsmithx%2Fscratch_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevsmithx%2Fscratch_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8d4217561c4350eb5b03e90f32546c1e6e6e0c7
[INFO] checking evsmithx/scratch_rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevsmithx%2Fscratch_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/evsmithx/scratch_rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/evsmithx/scratch_rust
[INFO] finished tweaking git repo https://github.com/evsmithx/scratch_rust
[INFO] tweaked toml for git repo https://github.com/evsmithx/scratch_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/evsmithx/scratch_rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2505bbae8ea98dc98241a1b858e5d52fc70731fe8bf925bec422630882001551
[INFO] running `Command { std: "docker" "start" "-a" "2505bbae8ea98dc98241a1b858e5d52fc70731fe8bf925bec422630882001551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2505bbae8ea98dc98241a1b858e5d52fc70731fe8bf925bec422630882001551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2505bbae8ea98dc98241a1b858e5d52fc70731fe8bf925bec422630882001551", kill_on_drop: false }`
[INFO] [stdout] 2505bbae8ea98dc98241a1b858e5d52fc70731fe8bf925bec422630882001551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1e65c4c6cffafb6ef01822e988f3a91dc71d2764ce7be08e148e215d433dbd0
[INFO] running `Command { std: "docker" "start" "-a" "e1e65c4c6cffafb6ef01822e988f3a91dc71d2764ce7be08e148e215d433dbd0", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking scratch_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/advent_of_code_2022/day16.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let start = "AA";
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/advent_of_code_2022/day16.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let start = "AA";
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[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: function `day10` is never used
[INFO] [stdout]  --> src/advent_of_code_2022/day10.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn day10(input: &String) -> i32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day16` is never used
[INFO] [stdout]   --> src/advent_of_code_2022/day16.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn day16(input: &String) -> u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "e1e65c4c6cffafb6ef01822e988f3a91dc71d2764ce7be08e148e215d433dbd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e65c4c6cffafb6ef01822e988f3a91dc71d2764ce7be08e148e215d433dbd0", kill_on_drop: false }`
[INFO] [stdout] e1e65c4c6cffafb6ef01822e988f3a91dc71d2764ce7be08e148e215d433dbd0
[INFO] checking evsmithx/scratch_rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevsmithx%2Fscratch_rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/evsmithx/scratch_rust on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/evsmithx/scratch_rust
[INFO] finished tweaking git repo https://github.com/evsmithx/scratch_rust
[INFO] tweaked toml for git repo https://github.com/evsmithx/scratch_rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/evsmithx/scratch_rust 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d095bc032eddab80bc2e1c183d3a71a2b5741ea3d234bff60da7aa3b1196442
[INFO] running `Command { std: "docker" "start" "-a" "4d095bc032eddab80bc2e1c183d3a71a2b5741ea3d234bff60da7aa3b1196442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d095bc032eddab80bc2e1c183d3a71a2b5741ea3d234bff60da7aa3b1196442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d095bc032eddab80bc2e1c183d3a71a2b5741ea3d234bff60da7aa3b1196442", kill_on_drop: false }`
[INFO] [stdout] 4d095bc032eddab80bc2e1c183d3a71a2b5741ea3d234bff60da7aa3b1196442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84345b87011aa8675033d0c0c5c66c1dfda6241a1121a98116a5eb64e451b46d
[INFO] running `Command { std: "docker" "start" "-a" "84345b87011aa8675033d0c0c5c66c1dfda6241a1121a98116a5eb64e451b46d", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking scratch_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/advent_of_code_2022/day16.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let start = "AA";
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/advent_of_code_2022/day16.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let start = "AA";
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[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: function `day10` is never used
[INFO] [stdout]  --> src/advent_of_code_2022/day10.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn day10(input: &String) -> i32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day16` is never used
[INFO] [stdout]   --> src/advent_of_code_2022/day16.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn day16(input: &String) -> u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "84345b87011aa8675033d0c0c5c66c1dfda6241a1121a98116a5eb64e451b46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84345b87011aa8675033d0c0c5c66c1dfda6241a1121a98116a5eb64e451b46d", kill_on_drop: false }`
[INFO] [stdout] 84345b87011aa8675033d0c0c5c66c1dfda6241a1121a98116a5eb64e451b46d