[INFO] updating cached repository xSke/aoc15 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/xSke/aoc15 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/xSke/aoc15" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/xSke/aoc15"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/xSke/aoc15'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/xSke/aoc15" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/xSke/aoc15"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/xSke/aoc15'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 687713a7b0cac10e5284a56b9f5503aa850f5d0d [INFO] sha for GitHub repo xSke/aoc15: 687713a7b0cac10e5284a56b9f5503aa850f5d0d [INFO] validating manifest of xSke/aoc15 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of xSke/aoc15 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing xSke/aoc15 [INFO] finished frobbing xSke/aoc15 [INFO] frobbed toml for xSke/aoc15 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/xSke/aoc15/Cargo.toml [INFO] started frobbing xSke/aoc15 [INFO] finished frobbing xSke/aoc15 [INFO] frobbed toml for xSke/aoc15 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/xSke/aoc15/Cargo.toml [INFO] crate xSke/aoc15 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/xSke/aoc15/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded md5 v0.1.1 [INFO] [stderr] Downloaded permutohedron v0.1.7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking xSke/aoc15 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-3/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/xSke/aoc15:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] af3bc36394ef7326d813663712917ed69692d83e4c5d78be87c00dd7bbcdd8cf [INFO] running `"docker" "start" "-a" "af3bc36394ef7326d813663712917ed69692d83e4c5d78be87c00dd7bbcdd8cf"` [INFO] [stderr] Checking md5 v0.1.1 [INFO] [stderr] Checking itertools v0.4.19 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking permutohedron v0.1.7 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking serde_json v0.6.1 [INFO] [stderr] Checking aoc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/bin/day17.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: unused import: `Write` [INFO] [stderr] --> src/bin/day23.rs:2:30 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{self, BufRead, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `itertools::Itertools` [INFO] [stderr] --> src/bin/day21_2.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use itertools::Itertools; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/bin/day12_2.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `win` is never read [INFO] [stderr] --> src/bin/day21_2.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | let mut win = true; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `boss_hp` [INFO] [stderr] --> src/bin/day21_2.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | let boss_hp = i32::from_str(&stdin.lock().lines().next().unwrap().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_boss_hp` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/day18.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | for i in 0..100 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/day18.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | for i in 0..100 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/day10.rs:8:60 [INFO] [stderr] | [INFO] [stderr] 8 | (0..iters).fold(String::from_str(key).unwrap(), |last, i| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day10.rs:9:56 [INFO] [stderr] | [INFO] [stderr] 9 | let groups = last.chars().peekable().batching(|mut it| { [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: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/bin/day17.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] warning: unused import: `std::string::ToString` [INFO] [stderr] --> src/bin/day8_2.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::string::ToString; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/bin/day8_2.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::string::ToString` [INFO] [stderr] --> src/bin/day9.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::string::ToString; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::string::ToString` [INFO] [stderr] --> src/bin/day9.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::string::ToString; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `itertools::Itertools` [INFO] [stderr] --> src/bin/day21_2.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use itertools::Itertools; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `win` is never read [INFO] [stderr] --> src/bin/day21_2.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | let mut win = true; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `boss_hp` [INFO] [stderr] --> src/bin/day21_2.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | let boss_hp = i32::from_str(&stdin.lock().lines().next().unwrap().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_boss_hp` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/day10.rs:8:60 [INFO] [stderr] | [INFO] [stderr] 8 | (0..iters).fold(String::from_str(key).unwrap(), |last, i| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day10.rs:9:56 [INFO] [stderr] | [INFO] [stderr] 9 | let groups = last.chars().peekable().batching(|mut it| { [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: unused variable: `i` [INFO] [stderr] --> src/bin/day18.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | for i in 0..100 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/bin/day18.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | for i in 0..100 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::string::ToString` [INFO] [stderr] --> src/bin/day8_2.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::string::ToString; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/bin/day8_2.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `itertools::Itertools` [INFO] [stderr] --> src/bin/day21.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use itertools::Itertools; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/bin/day12_2.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/bin/day23.rs:2:30 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{self, BufRead, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `win` is never read [INFO] [stderr] --> src/bin/day21.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | let mut win = true; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `boss_hp` [INFO] [stderr] --> src/bin/day21.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | let boss_hp = i32::from_str(&stdin.lock().lines().next().unwrap().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_boss_hp` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `itertools::Itertools` [INFO] [stderr] --> src/bin/day21.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use itertools::Itertools; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `win` is never read [INFO] [stderr] --> src/bin/day21.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | let mut win = true; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `boss_hp` [INFO] [stderr] --> src/bin/day21.rs:59:9 [INFO] [stderr] | [INFO] [stderr] 59 | let boss_hp = i32::from_str(&stdin.lock().lines().next().unwrap().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_boss_hp` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.53s [INFO] running `"docker" "inspect" "af3bc36394ef7326d813663712917ed69692d83e4c5d78be87c00dd7bbcdd8cf"` [INFO] running `"docker" "rm" "-f" "af3bc36394ef7326d813663712917ed69692d83e4c5d78be87c00dd7bbcdd8cf"` [INFO] [stdout] af3bc36394ef7326d813663712917ed69692d83e4c5d78be87c00dd7bbcdd8cf