[INFO] cloning repository https://github.com/duncandean/adventofcode2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duncandean/adventofcode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Fadventofcode2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Fadventofcode2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e5a542609de0d0d9b6bfba214c8514d4f0c700d [INFO] checking duncandean/adventofcode2020 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Fadventofcode2020" "/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/duncandean/adventofcode2020 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/duncandean/adventofcode2020 [INFO] finished tweaking git repo https://github.com/duncandean/adventofcode2020 [INFO] tweaked toml for git repo https://github.com/duncandean/adventofcode2020 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/duncandean/adventofcode2020 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] cfa0bd0f20d01c9001a71d930dcbca03bfd703268019eb19a7a6a1de94c549c1 [INFO] running `Command { std: "docker" "start" "-a" "cfa0bd0f20d01c9001a71d930dcbca03bfd703268019eb19a7a6a1de94c549c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfa0bd0f20d01c9001a71d930dcbca03bfd703268019eb19a7a6a1de94c549c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfa0bd0f20d01c9001a71d930dcbca03bfd703268019eb19a7a6a1de94c549c1", kill_on_drop: false }` [INFO] [stdout] cfa0bd0f20d01c9001a71d930dcbca03bfd703268019eb19a7a6a1de94c549c1 [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] 6b90581e136b358a2b0322a85dcd5619e83aaaf8a6cf3e04018e0786f095f6c8 [INFO] running `Command { std: "docker" "start" "-a" "6b90581e136b358a2b0322a85dcd5619e83aaaf8a6cf3e04018e0786f095f6c8", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking day-10 v0.1.0 (/opt/rustwide/workdir/day-10) [INFO] [stderr] Checking day-6 v0.1.0 (/opt/rustwide/workdir/day-6) [INFO] [stderr] Checking day-8 v0.1.0 (/opt/rustwide/workdir/day-8) [INFO] [stderr] Checking day-9 v0.1.0 (/opt/rustwide/workdir/day-9) [INFO] [stderr] Checking day-2 v0.1.0 (/opt/rustwide/workdir/day-2) [INFO] [stderr] Checking day-4 v0.1.0 (/opt/rustwide/workdir/day-4) [INFO] [stderr] Checking day-5 v0.1.0 (/opt/rustwide/workdir/day-5) [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stdout] warning: unused variable: `numbers` [INFO] [stdout] --> day-10/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let numbers: Vec = read_lines(filepath)? [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers` [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: field `0` is never read [INFO] [stdout] --> day-8/src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | NOP(i32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 | NOP(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day-3 v0.1.0 (/opt/rustwide/workdir/day-3) [INFO] [stdout] warning: unused variable: `numbers` [INFO] [stdout] --> day-10/src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let numbers: Vec = read_lines(filepath)? [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers` [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: field `0` is never read [INFO] [stdout] --> day-8/src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | NOP(i32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 | NOP(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking day-1 v0.1.0 (/opt/rustwide/workdir/day-1) [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking day-7 v0.1.0 (/opt/rustwide/workdir/day-7) [INFO] [stdout] warning: unused variable: `graph` [INFO] [stdout] --> day-7/src/main.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let graph = rules_to_graph(&mut a); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `graph` [INFO] [stdout] --> day-7/src/main.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let graph = rules_to_graph(&mut a); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph` [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 3.95s [INFO] running `Command { std: "docker" "inspect" "6b90581e136b358a2b0322a85dcd5619e83aaaf8a6cf3e04018e0786f095f6c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b90581e136b358a2b0322a85dcd5619e83aaaf8a6cf3e04018e0786f095f6c8", kill_on_drop: false }` [INFO] [stdout] 6b90581e136b358a2b0322a85dcd5619e83aaaf8a6cf3e04018e0786f095f6c8