[INFO] cloning repository https://github.com/bryanburgers/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/bryanburgers/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanburgers%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanburgers%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3d5c048065959190c1da5110ddbd46f3e1799e64 [INFO] checking bryanburgers/advent-of-code-2020 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanburgers%2Fadvent-of-code-2020" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bryanburgers/advent-of-code-2020 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bryanburgers/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/bryanburgers/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/bryanburgers/advent-of-code-2020 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/bryanburgers/advent-of-code-2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51bd1a54b31855c1d1333cadf51b5b7150e302877bff33e5a72c8d61e45228a1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "51bd1a54b31855c1d1333cadf51b5b7150e302877bff33e5a72c8d61e45228a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51bd1a54b31855c1d1333cadf51b5b7150e302877bff33e5a72c8d61e45228a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51bd1a54b31855c1d1333cadf51b5b7150e302877bff33e5a72c8d61e45228a1", kill_on_drop: false }` [INFO] [stdout] 51bd1a54b31855c1d1333cadf51b5b7150e302877bff33e5a72c8d61e45228a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4afc46ae73d3e5290b70ea34b2387fcdcfd5dbd7ae1a2ef82d427ceefb71a5a7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4afc46ae73d3e5290b70ea34b2387fcdcfd5dbd7ae1a2ef82d427ceefb71a5a7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking day-09 v0.1.0 (/opt/rustwide/workdir/day-09) [INFO] [stderr] Checking day-01 v0.1.0 (/opt/rustwide/workdir/day-01) [INFO] [stderr] Checking day-12 v0.1.0 (/opt/rustwide/workdir/day-12) [INFO] [stderr] Checking day-10 v0.1.0 (/opt/rustwide/workdir/day-10) [INFO] [stderr] Checking day-05 v0.1.0 (/opt/rustwide/workdir/day-05) [INFO] [stderr] Checking day-15 v0.1.0 (/opt/rustwide/workdir/day-15) [INFO] [stderr] Checking day-06 v0.1.0 (/opt/rustwide/workdir/day-06) [INFO] [stderr] Checking day-25 v0.1.0 (/opt/rustwide/workdir/day-25) [INFO] [stderr] Checking day-17 v0.1.0 (/opt/rustwide/workdir/day-17) [INFO] [stderr] Checking day-13 v0.1.0 (/opt/rustwide/workdir/day-13) [INFO] [stderr] Checking day-21 v0.1.0 (/opt/rustwide/workdir/day-21) [INFO] [stderr] Checking day-16 v0.1.0 (/opt/rustwide/workdir/day-16) [INFO] [stderr] Checking day-19 v0.1.0 (/opt/rustwide/workdir/day-19) [INFO] [stdout] warning: associated function is never used: `row` [INFO] [stdout] --> day-05/src/main.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn row(&self) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `column` [INFO] [stdout] --> day-05/src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn column(&self) -> u32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day-20 v0.1.0 (/opt/rustwide/workdir/day-20) [INFO] [stderr] Checking day-07 v0.1.0 (/opt/rustwide/workdir/day-07) [INFO] [stderr] Checking day-24 v0.1.0 (/opt/rustwide/workdir/day-24) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day-14 v0.1.0 (/opt/rustwide/workdir/day-14) [INFO] [stderr] Checking day-18 v0.1.0 (/opt/rustwide/workdir/day-18) [INFO] [stderr] Checking day-11 v0.1.0 (/opt/rustwide/workdir/day-11) [INFO] [stderr] Checking day-22 v0.1.0 (/opt/rustwide/workdir/day-22) [INFO] [stdout] warning: unused variable: `allergen` [INFO] [stdout] --> day-21/src/main.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | .map(|(allergen, ingredient)| ingredient.0.to_string()) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_allergen` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `allergen` [INFO] [stdout] --> day-21/src/main.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | .map(|(allergen, ingredient)| ingredient.0.to_string()) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_allergen` [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] Checking day-23 v0.1.0 (/opt/rustwide/workdir/day-23) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryInto as _` [INFO] [stdout] --> day-23/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto as _; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stdout] warning: unused import: `std::convert::TryInto as _` [INFO] [stdout] --> day-23/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto as _; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> day-23/src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | for i in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> day-23/src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | for i in 0..10_000_000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> day-23/src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | for i in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> day-23/src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | for i in 0..10_000_000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day-23/src/main.rs:229:13 [INFO] [stdout] | [INFO] [stdout] 229 | let mut destination_ptr = unsafe { self.pointer_for_value(destination.unwrap()) }; [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_one` [INFO] [stdout] --> day-23/src/main.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn is_one(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `output` [INFO] [stdout] --> day-23/src/main.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn output(&self, round: usize) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day-23/src/main.rs:229:13 [INFO] [stdout] | [INFO] [stdout] 229 | let mut destination_ptr = unsafe { self.pointer_for_value(destination.unwrap()) }; [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_one` [INFO] [stdout] --> day-23/src/main.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn is_one(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `output` [INFO] [stdout] --> day-23/src/main.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn output(&self, round: usize) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking day-08 v0.1.0 (/opt/rustwide/workdir/day-08) [INFO] [stderr] Checking day-04 v0.1.0 (/opt/rustwide/workdir/day-04) [INFO] [stderr] Checking day-03 v0.1.0 (/opt/rustwide/workdir/day-03) [INFO] [stderr] Checking day-02 v0.1.0 (/opt/rustwide/workdir/day-02) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.73s [INFO] running `Command { std: "docker" "inspect" "4afc46ae73d3e5290b70ea34b2387fcdcfd5dbd7ae1a2ef82d427ceefb71a5a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4afc46ae73d3e5290b70ea34b2387fcdcfd5dbd7ae1a2ef82d427ceefb71a5a7", kill_on_drop: false }` [INFO] [stdout] 4afc46ae73d3e5290b70ea34b2387fcdcfd5dbd7ae1a2ef82d427ceefb71a5a7