[INFO] cloning repository https://github.com/jeremyarde/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/jeremyarde/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremyarde%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremyarde%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6d9a2fc0bf7930f7b322cd10167d3360616d3351 [INFO] checking jeremyarde/advent-of-code-2020 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremyarde%2Fadvent-of-code-2020" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeremyarde/advent-of-code-2020 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jeremyarde/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/jeremyarde/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/jeremyarde/advent-of-code-2020 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jeremyarde/advent-of-code-2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6af4e3e0826f3705a0eb70865f53ea393708a08866d76b8ca2371673c2d8112d [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" "6af4e3e0826f3705a0eb70865f53ea393708a08866d76b8ca2371673c2d8112d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6af4e3e0826f3705a0eb70865f53ea393708a08866d76b8ca2371673c2d8112d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6af4e3e0826f3705a0eb70865f53ea393708a08866d76b8ca2371673c2d8112d", kill_on_drop: false }` [INFO] [stdout] 6af4e3e0826f3705a0eb70865f53ea393708a08866d76b8ca2371673c2d8112d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0c6bb50813ef6c2dcbee349f005554ab7136def373fcf765bdbc8eef3a72bc7 [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" "c0c6bb50813ef6c2dcbee349f005554ab7136def373fcf765bdbc8eef3a72bc7", kill_on_drop: false }` [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `question_1` [INFO] [stdout] --> src/lib.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn question_1() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_2` [INFO] [stdout] --> src/lib.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn question_2() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_valid` [INFO] [stdout] --> src/lib.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn is_valid(pw: Password) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_password` [INFO] [stdout] --> src/lib.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn parse_password(x: &str) -> Password { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_3` [INFO] [stdout] --> src/lib.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn question_3() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_4` [INFO] [stdout] --> src/lib.rs:128:4 [INFO] [stdout] | [INFO] [stdout] 128 | fn question_4() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `q4_is_valid` [INFO] [stdout] --> src/lib.rs:164:4 [INFO] [stdout] | [INFO] [stdout] 164 | fn q4_is_valid(passport: String, required_keys: &HashMap<&str, bool>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_5` [INFO] [stdout] --> src/lib.rs:178:4 [INFO] [stdout] | [INFO] [stdout] 178 | fn question_5() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `modify_seat` [INFO] [stdout] --> src/lib.rs:191:4 [INFO] [stdout] | [INFO] [stdout] 191 | fn modify_seat(mut seat_range: SeatRange, keep_high: bool) -> SeatRange { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `evaluate_seat` [INFO] [stdout] --> src/lib.rs:202:4 [INFO] [stdout] | [INFO] [stdout] 202 | fn evaluate_seat(seat_id: &str) -> (i32, i32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_6` [INFO] [stdout] --> src/lib.rs:219:4 [INFO] [stdout] | [INFO] [stdout] 219 | fn question_6() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_1` [INFO] [stdout] --> src/lib.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn question_1() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_2` [INFO] [stdout] --> src/lib.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn question_2() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_valid` [INFO] [stdout] --> src/lib.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn is_valid(pw: Password) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_password` [INFO] [stdout] --> src/lib.rs:62:4 [INFO] [stdout] | [INFO] [stdout] 62 | fn parse_password(x: &str) -> Password { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_3` [INFO] [stdout] --> src/lib.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn question_3() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_4` [INFO] [stdout] --> src/lib.rs:128:4 [INFO] [stdout] | [INFO] [stdout] 128 | fn question_4() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `q4_is_valid` [INFO] [stdout] --> src/lib.rs:164:4 [INFO] [stdout] | [INFO] [stdout] 164 | fn q4_is_valid(passport: String, required_keys: &HashMap<&str, bool>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_5` [INFO] [stdout] --> src/lib.rs:178:4 [INFO] [stdout] | [INFO] [stdout] 178 | fn question_5() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `modify_seat` [INFO] [stdout] --> src/lib.rs:191:4 [INFO] [stdout] | [INFO] [stdout] 191 | fn modify_seat(mut seat_range: SeatRange, keep_high: bool) -> SeatRange { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `evaluate_seat` [INFO] [stdout] --> src/lib.rs:202:4 [INFO] [stdout] | [INFO] [stdout] 202 | fn evaluate_seat(seat_id: &str) -> (i32, i32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `question_6` [INFO] [stdout] --> src/lib.rs:219:4 [INFO] [stdout] | [INFO] [stdout] 219 | fn question_6() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rules` [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let rules: Vec<&str> = vec![]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rules` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rule_contents` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut rule_contents: HashMap = HashMap::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rule_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bad_chars` [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let bad_chars = ('0'..'9').collect::>(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bad_chars` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/main.rs:68:18 [INFO] [stdout] | [INFO] [stdout] 68 | for (key, value) in &rulemap { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | for (key, value) in &rulemap { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut contents: Vec = contents.lines().map(|x| String::from(x)).collect(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut rule_contents: HashMap = HashMap::new(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut split_rule: Vec = line.split(": ").map(|x| String::from(x)).collect(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut rule_num = split_rule.iter().nth(0).unwrap().clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut rule = split_rule.iter().nth(1).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rules` [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let rules: Vec<&str> = vec![]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rules` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rule_contents` [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut rule_contents: HashMap = HashMap::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rule_contents` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bad_chars` [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let bad_chars = ('0'..'9').collect::>(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bad_chars` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/main.rs:68:18 [INFO] [stdout] | [INFO] [stdout] 68 | for (key, value) in &rulemap { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:68:23 [INFO] [stdout] | [INFO] [stdout] 68 | for (key, value) in &rulemap { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut contents: Vec = contents.lines().map(|x| String::from(x)).collect(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut rule_contents: HashMap = HashMap::new(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut split_rule: Vec = line.split(": ").map(|x| String::from(x)).collect(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut rule_num = split_rule.iter().nth(0).unwrap().clone(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut rule = split_rule.iter().nth(1).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.81s [INFO] running `Command { std: "docker" "inspect" "c0c6bb50813ef6c2dcbee349f005554ab7136def373fcf765bdbc8eef3a72bc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0c6bb50813ef6c2dcbee349f005554ab7136def373fcf765bdbc8eef3a72bc7", kill_on_drop: false }` [INFO] [stdout] c0c6bb50813ef6c2dcbee349f005554ab7136def373fcf765bdbc8eef3a72bc7