[INFO] updating cached repository joelpedraza/aoc2018 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/joelpedraza/aoc2018 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/joelpedraza/aoc2018" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/joelpedraza/aoc2018"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/joelpedraza/aoc2018'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/joelpedraza/aoc2018" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/joelpedraza/aoc2018"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/joelpedraza/aoc2018'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 04328d125792606a9ce43cd67b17379a839b77a1 [INFO] sha for GitHub repo joelpedraza/aoc2018: 04328d125792606a9ce43cd67b17379a839b77a1 [INFO] validating manifest of joelpedraza/aoc2018 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of joelpedraza/aoc2018 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing joelpedraza/aoc2018 [INFO] finished frobbing joelpedraza/aoc2018 [INFO] frobbed toml for joelpedraza/aoc2018 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/joelpedraza/aoc2018/Cargo.toml [INFO] started frobbing joelpedraza/aoc2018 [INFO] finished frobbing joelpedraza/aoc2018 [INFO] frobbed toml for joelpedraza/aoc2018 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/joelpedraza/aoc2018/Cargo.toml [INFO] crate joelpedraza/aoc2018 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking joelpedraza/aoc2018 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/joelpedraza/aoc2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cdafc92e6bfb89a7cbc51553b5e35e0d27039bff1a861dbe1c6682a2a22ae3d1 [INFO] running `"docker" "start" "-a" "cdafc92e6bfb89a7cbc51553b5e35e0d27039bff1a861dbe1c6682a2a22ae3d1"` [INFO] [stderr] Checking bit-set v0.5.0 [INFO] [stderr] Checking aoc2018 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/trie.rs:279:12 [INFO] [stderr] | [INFO] [stderr] 279 | 'a'...'z' => (*c as usize - 'a' as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/trie.rs:280:12 [INFO] [stderr] | [INFO] [stderr] 280 | 'A'...'Z' => (*c as usize - 'A' as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::once` [INFO] [stderr] --> src/problem01/solution.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | use std::iter::once; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/problem02/solution.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | 'a' ... 'z' => Some((c as u8 - 'a' as u8) as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/problem02/solution.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | 'A' ... 'Z' => Some((c as u8 - 'A' as u8) as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/problem03/solution.rs:154:30 [INFO] [stderr] | [INFO] [stderr] 154 | ' ' | '0'...'9' => false, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/trie.rs:279:12 [INFO] [stderr] | [INFO] [stderr] 279 | 'a'...'z' => (*c as usize - 'a' as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/trie.rs:280:12 [INFO] [stderr] | [INFO] [stderr] 280 | 'A'...'Z' => (*c as usize - 'A' as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::once` [INFO] [stderr] --> src/problem01/solution.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | use std::iter::once; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/problem02/solution.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | 'a' ... 'z' => Some((c as u8 - 'a' as u8) as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/problem02/solution.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | 'A' ... 'Z' => Some((c as u8 - 'A' as u8) as usize), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/problem03/solution.rs:154:30 [INFO] [stderr] | [INFO] [stderr] 154 | ' ' | '0'...'9' => false, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/trie.rs:264:19 [INFO] [stderr] | [INFO] [stderr] 264 | .map(|mut node| { [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: private type `bitvec::BitVec32Iter` in public interface (error E0446) [INFO] [stderr] --> src/bitvec.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | / pub fn iter(&self) -> BitVec32Iter { [INFO] [stderr] 35 | | BitVec32Iter(self.clone()) [INFO] [stderr] 36 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `NO_SET_BITS` [INFO] [stderr] --> src/bitvec.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | pub const NO_SET_BITS: usize = 32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `ALL` [INFO] [stderr] --> src/bitvec.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub const ALL: BitVec32 = BitVec32(u32::max_value()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `len` [INFO] [stderr] --> src/bitvec.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `iter` [INFO] [stderr] --> src/bitvec.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn iter(&self) -> BitVec32Iter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `last` [INFO] [stderr] --> src/bitvec.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn last(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `BitVec32Iter` [INFO] [stderr] --> src/bitvec.rs:63:1 [INFO] [stderr] | [INFO] [stderr] 63 | struct BitVec32Iter(BitVec32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `len` [INFO] [stderr] --> src/trie.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/trie.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn insert(&mut self, s: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `contains` [INFO] [stderr] --> src/trie.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | pub fn contains(&mut self, s: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `find_boxes_with_single_transpose_bruteforce` [INFO] [stderr] --> src/problem02/solution.rs:45:1 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn find_boxes_with_single_transpose_bruteforce(input: &str) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `has_single_transpose` [INFO] [stderr] --> src/problem02/solution.rs:97:1 [INFO] [stderr] | [INFO] [stderr] 97 | fn has_single_transpose(word1: &str, word2: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/problem06/solution.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | fn new(x: u16, y: u16) -> Point { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/problem06/solution.rs:123:5 [INFO] [stderr] | [INFO] [stderr] 123 | fn new() -> Rect { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from_point` [INFO] [stderr] --> src/problem06/solution.rs:140:5 [INFO] [stderr] | [INFO] [stderr] 140 | fn from_point(point: &Point) -> Rect { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/trie.rs:264:19 [INFO] [stderr] | [INFO] [stderr] 264 | .map(|mut node| { [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: private type `bitvec::BitVec32Iter` in public interface (error E0446) [INFO] [stderr] --> src/bitvec.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | / pub fn iter(&self) -> BitVec32Iter { [INFO] [stderr] 35 | | BitVec32Iter(self.clone()) [INFO] [stderr] 36 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `NO_SET_BITS` [INFO] [stderr] --> src/bitvec.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | pub const NO_SET_BITS: usize = 32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `last` [INFO] [stderr] --> src/bitvec.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn last(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/problem06/solution.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | fn new(x: u16, y: u16) -> Point { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/problem06/solution.rs:123:5 [INFO] [stderr] | [INFO] [stderr] 123 | fn new() -> Rect { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from_point` [INFO] [stderr] --> src/problem06/solution.rs:140:5 [INFO] [stderr] | [INFO] [stderr] 140 | fn from_point(point: &Point) -> Rect { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.33s [INFO] running `"docker" "inspect" "cdafc92e6bfb89a7cbc51553b5e35e0d27039bff1a861dbe1c6682a2a22ae3d1"` [INFO] running `"docker" "rm" "-f" "cdafc92e6bfb89a7cbc51553b5e35e0d27039bff1a861dbe1c6682a2a22ae3d1"` [INFO] [stdout] cdafc92e6bfb89a7cbc51553b5e35e0d27039bff1a861dbe1c6682a2a22ae3d1