[INFO] cloning repository https://github.com/ericjohney/adventofcode2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericjohney/adventofcode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericjohney%2Fadventofcode2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericjohney%2Fadventofcode2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5d2ace5d7a50ee08cd6add119975cd85a6a61094 [INFO] building ericjohney/adventofcode2020 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericjohney%2Fadventofcode2020" "/workspace/builds/worker-34/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ericjohney/adventofcode2020 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ericjohney/adventofcode2020 [INFO] finished tweaking git repo https://github.com/ericjohney/adventofcode2020 [INFO] tweaked toml for git repo https://github.com/ericjohney/adventofcode2020 written to /workspace/builds/worker-34/source/Cargo.toml [INFO] crate git repo https://github.com/ericjohney/adventofcode2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parse-display-derive v0.4.0 [INFO] [stderr] Downloaded parse-display v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad2fd8813217f3a659dd2bab0fd7fbddde26170b72b9f53a03dc5054ccbc3b0a [INFO] running `Command { std: "docker" "start" "-a" "ad2fd8813217f3a659dd2bab0fd7fbddde26170b72b9f53a03dc5054ccbc3b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad2fd8813217f3a659dd2bab0fd7fbddde26170b72b9f53a03dc5054ccbc3b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad2fd8813217f3a659dd2bab0fd7fbddde26170b72b9f53a03dc5054ccbc3b0a", kill_on_drop: false }` [INFO] [stdout] ad2fd8813217f3a659dd2bab0fd7fbddde26170b72b9f53a03dc5054ccbc3b0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 190863ff665185524b254389af85c3c83ffc891233972de2f1a8ac4c79c5fb10 [INFO] running `Command { std: "docker" "start" "-a" "190863ff665185524b254389af85c3c83ffc891233972de2f1a8ac4c79c5fb10", 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] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling parse-display-derive v0.4.0 [INFO] [stderr] Compiling parse-display v0.4.0 [INFO] [stderr] Compiling adventofcode2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/bin/day13.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/bin/day15.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/bin/day7.rs:46:6 [INFO] [stdout] | [INFO] [stdout] 46 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/bin/day7.rs:82:6 [INFO] [stdout] | [INFO] [stdout] 82 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `adventofcode2020::file_utils` [INFO] [stdout] --> src/bin/2018-day10.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use adventofcode2020::file_utils; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `file_utils` in the root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/bin/day16.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `adventofcode2020` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/bin/day14.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `findAddressVariants` should have a snake case name [INFO] [stdout] --> src/bin/day14.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | fn findAddressVariants(expandedAddress: String) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `find_address_variants` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `expandedAddress` should have a snake case name [INFO] [stdout] --> src/bin/day14.rs:72:25 [INFO] [stdout] | [INFO] [stdout] 72 | fn findAddressVariants(expandedAddress: String) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `expanded_address` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::slice::::first` that must be used [INFO] [stdout] --> src/main.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | input.first(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` 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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "190863ff665185524b254389af85c3c83ffc891233972de2f1a8ac4c79c5fb10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "190863ff665185524b254389af85c3c83ffc891233972de2f1a8ac4c79c5fb10", kill_on_drop: false }` [INFO] [stdout] 190863ff665185524b254389af85c3c83ffc891233972de2f1a8ac4c79c5fb10