[INFO] cloning repository https://github.com/jacobjonsson/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/jacobjonsson/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobjonsson%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobjonsson%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c5393ea20a0b84953d3f0406bcf513033292ec91 [INFO] checking jacobjonsson/advent-of-code-2020 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobjonsson%2Fadvent-of-code-2020" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jacobjonsson/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/jacobjonsson/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/jacobjonsson/advent-of-code-2020 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jacobjonsson/advent-of-code-2020 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jacobjonsson/advent-of-code-2020 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded standback v0.2.13 [INFO] [stderr] Downloaded time v0.2.23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8279b63c0de0e964e50b2adf99358f3721ab0e45093ac885e9fcacaa0e730336 [INFO] running `Command { std: "docker" "start" "-a" "8279b63c0de0e964e50b2adf99358f3721ab0e45093ac885e9fcacaa0e730336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8279b63c0de0e964e50b2adf99358f3721ab0e45093ac885e9fcacaa0e730336", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8279b63c0de0e964e50b2adf99358f3721ab0e45093ac885e9fcacaa0e730336", kill_on_drop: false }` [INFO] [stdout] 8279b63c0de0e964e50b2adf99358f3721ab0e45093ac885e9fcacaa0e730336 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d64d634ee97fe033eee5f64d1d783e3a0d0e68fe26c6715ac7b9c85cb08cf3cd [INFO] running `Command { std: "docker" "start" "-a" "d64d634ee97fe033eee5f64d1d783e3a0d0e68fe26c6715ac7b9c85cb08cf3cd", kill_on_drop: false }` [INFO] [stderr] Compiling standback v0.2.13 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling time v0.2.23 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking advent_of_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/./day_14/day_14.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 47 | struct Instruction { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 48 | memory: u64, [INFO] [stdout] 49 | value: u64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `kind` is never read [INFO] [stdout] --> src/./day_18/day_18.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 16 | kind: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `neighbors` is never read [INFO] [stdout] --> src/./day_20/day_20.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Tile { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 20 | neighbors: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Rule` instead of cloning the inner type [INFO] [stdout] --> src/./day_16/day_16.rs:130:37 [INFO] [stdout] | [INFO] [stdout] 130 | .map(|rule| rule.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Rule` instead of cloning the inner type [INFO] [stdout] --> src/./day_16/day_16.rs:152:45 [INFO] [stdout] | [INFO] [stdout] 152 | ... .map(|rule| rule.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/./day_14/day_14.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 47 | struct Instruction { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 48 | memory: u64, [INFO] [stdout] 49 | value: u64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `kind` is never read [INFO] [stdout] --> src/./day_18/day_18.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 16 | kind: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `neighbors` is never read [INFO] [stdout] --> src/./day_20/day_20.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Tile { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 20 | neighbors: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Rule` instead of cloning the inner type [INFO] [stdout] --> src/./day_16/day_16.rs:130:37 [INFO] [stdout] | [INFO] [stdout] 130 | .map(|rule| rule.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Rule` instead of cloning the inner type [INFO] [stdout] --> src/./day_16/day_16.rs:152:45 [INFO] [stdout] | [INFO] [stdout] 152 | ... .map(|rule| rule.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.08s [INFO] running `Command { std: "docker" "inspect" "d64d634ee97fe033eee5f64d1d783e3a0d0e68fe26c6715ac7b9c85cb08cf3cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d64d634ee97fe033eee5f64d1d783e3a0d0e68fe26c6715ac7b9c85cb08cf3cd", kill_on_drop: false }` [INFO] [stdout] d64d634ee97fe033eee5f64d1d783e3a0d0e68fe26c6715ac7b9c85cb08cf3cd