[INFO] updating cached repository https://github.com/Ratismal/adventofcode2018 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8ed412b3d04c39a2f6d7895d57fc2f1d9b39a759 [INFO] checking Ratismal/adventofcode2018 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRatismal%2Fadventofcode2018" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Ratismal/adventofcode2018 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Ratismal/adventofcode2018 [INFO] finished tweaking git repo https://github.com/Ratismal/adventofcode2018 [INFO] tweaked toml for git repo https://github.com/Ratismal/adventofcode2018 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Ratismal/adventofcode2018 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 37a5167632bc20fc2439e642f27cf09fc8dad6d0fa995b4de0646821b52ac1ab [INFO] running `"docker" "start" "-a" "37a5167632bc20fc2439e642f27cf09fc8dad6d0fa995b4de0646821b52ac1ab"` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/puzzles/d8.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `HEADER_CHILD` should have an upper camel case name [INFO] [stderr] --> src/puzzles/d8.rs:12:3 [INFO] [stderr] | [INFO] [stderr] 12 | HEADER_CHILD, [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `HeaderChild` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `HEADER_META` should have an upper camel case name [INFO] [stderr] --> src/puzzles/d8.rs:13:3 [INFO] [stderr] | [INFO] [stderr] 13 | HEADER_META, [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `HeaderMeta` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/puzzles/mod.rs:22:27 [INFO] [stderr] | [INFO] [stderr] 22 | let mut days: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Puzzle` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/puzzles/d8.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `HEADER_CHILD` should have an upper camel case name [INFO] [stderr] --> src/puzzles/d8.rs:12:3 [INFO] [stderr] | [INFO] [stderr] 12 | HEADER_CHILD, [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `HeaderChild` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant `HEADER_META` should have an upper camel case name [INFO] [stderr] --> src/puzzles/d8.rs:13:3 [INFO] [stderr] | [INFO] [stderr] 13 | HEADER_META, [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `HeaderMeta` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/puzzles/mod.rs:22:27 [INFO] [stderr] | [INFO] [stderr] 22 | let mut days: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Puzzle` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stderr] --> src/puzzles/mod.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | let trimmed = input.trim_right().to_string(); [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stderr] --> src/puzzles/mod.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | let trimmed = input.trim_right().to_string(); [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> src/puzzles/d8.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let mut state: State = State::HEADER_CHILD; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child_nodes` [INFO] [stderr] --> src/puzzles/d8.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | let mut child_nodes: u32; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_nodes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `meta_elements` [INFO] [stderr] --> src/puzzles/d8.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | let mut meta_elements: u32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_elements` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/puzzles/d8.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | for i in elements {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `elements` [INFO] [stderr] --> src/puzzles/d8.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let elements = self.parse(&input); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elements` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> src/puzzles/d8.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let mut state: State = State::HEADER_CHILD; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `child_nodes` [INFO] [stderr] --> src/puzzles/d8.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | let mut child_nodes: u32; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_child_nodes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `meta_elements` [INFO] [stderr] --> src/puzzles/d8.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | let mut meta_elements: u32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_elements` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/puzzles/d8.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | for i in elements {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `elements` [INFO] [stderr] --> src/puzzles/d8.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let elements = self.parse(&input); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elements` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d1.rs:39:21 [INFO] [stderr] | [INFO] [stderr] 39 | let mut i: i32 = line.parse().unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d1.rs:39:21 [INFO] [stderr] | [INFO] [stderr] 39 | let mut i: i32 = line.parse().unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d6.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | let mut target = Point { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d6.rs:79:11 [INFO] [stderr] | [INFO] [stderr] 79 | let mut point = Point { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d6.rs:100:13 [INFO] [stderr] | [INFO] [stderr] 100 | let mut point = Point { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d8.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let mut state: State = State::HEADER_CHILD; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d6.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | let mut target = Point { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d6.rs:79:11 [INFO] [stderr] | [INFO] [stderr] 79 | let mut point = Point { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d6.rs:100:13 [INFO] [stderr] | [INFO] [stderr] 100 | let mut point = Point { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Node` [INFO] [stderr] --> src/puzzles/d8.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `HEADER_META` [INFO] [stderr] --> src/puzzles/d8.rs:13:3 [INFO] [stderr] | [INFO] [stderr] 13 | HEADER_META, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `META` [INFO] [stderr] --> src/puzzles/d8.rs:14:3 [INFO] [stderr] | [INFO] [stderr] 14 | META, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `entry_re` should have an upper case name [INFO] [stderr] --> src/puzzles/d4.rs:119:18 [INFO] [stderr] | [INFO] [stderr] 119 | static ref entry_re: Regex = [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `ENTRY_RE` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `shift_re` should have an upper case name [INFO] [stderr] --> src/puzzles/d4.rs:121:18 [INFO] [stderr] | [INFO] [stderr] 121 | static ref shift_re: Regex = Regex::new(r"^Guard #(\d+) begins shift$").unwrap(); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `SHIFT_RE` [INFO] [stderr] [INFO] [stderr] warning: static variable `line_re` should have an upper case name [INFO] [stderr] --> src/puzzles/d7.rs:93:18 [INFO] [stderr] | [INFO] [stderr] 93 | static ref line_re: Regex = [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `LINE_RE` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/puzzles/d8.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let mut state: State = State::HEADER_CHILD; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Node` [INFO] [stderr] --> src/puzzles/d8.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Node { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `HEADER_META` [INFO] [stderr] --> src/puzzles/d8.rs:13:3 [INFO] [stderr] | [INFO] [stderr] 13 | HEADER_META, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `META` [INFO] [stderr] --> src/puzzles/d8.rs:14:3 [INFO] [stderr] | [INFO] [stderr] 14 | META, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `entry_re` should have an upper case name [INFO] [stderr] --> src/puzzles/d4.rs:119:18 [INFO] [stderr] | [INFO] [stderr] 119 | static ref entry_re: Regex = [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `ENTRY_RE` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `shift_re` should have an upper case name [INFO] [stderr] --> src/puzzles/d4.rs:121:18 [INFO] [stderr] | [INFO] [stderr] 121 | static ref shift_re: Regex = Regex::new(r"^Guard #(\d+) begins shift$").unwrap(); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `SHIFT_RE` [INFO] [stderr] [INFO] [stderr] warning: static variable `line_re` should have an upper case name [INFO] [stderr] --> src/puzzles/d7.rs:93:18 [INFO] [stderr] | [INFO] [stderr] 93 | static ref line_re: Regex = [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `LINE_RE` [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.55s [INFO] running `"docker" "inspect" "37a5167632bc20fc2439e642f27cf09fc8dad6d0fa995b4de0646821b52ac1ab"` [INFO] running `"docker" "rm" "-f" "37a5167632bc20fc2439e642f27cf09fc8dad6d0fa995b4de0646821b52ac1ab"` [INFO] [stdout] 37a5167632bc20fc2439e642f27cf09fc8dad6d0fa995b4de0646821b52ac1ab