[INFO] updating cached repository shaurya0/advent_of_code_2018 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/shaurya0/advent_of_code_2018 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/shaurya0/advent_of_code_2018" "work/ex/beta-1.38-1/sources/1.37.0/gh/shaurya0/advent_of_code_2018"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/shaurya0/advent_of_code_2018'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/shaurya0/advent_of_code_2018" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shaurya0/advent_of_code_2018"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shaurya0/advent_of_code_2018'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b2cd7482a197f2a37faa3166543bfdf70e7cfd72 [INFO] sha for GitHub repo shaurya0/advent_of_code_2018: b2cd7482a197f2a37faa3166543bfdf70e7cfd72 [INFO] validating manifest of shaurya0/advent_of_code_2018 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of shaurya0/advent_of_code_2018 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing shaurya0/advent_of_code_2018 [INFO] finished frobbing shaurya0/advent_of_code_2018 [INFO] frobbed toml for shaurya0/advent_of_code_2018 written to work/ex/beta-1.38-1/sources/1.37.0/gh/shaurya0/advent_of_code_2018/Cargo.toml [INFO] started frobbing shaurya0/advent_of_code_2018 [INFO] finished frobbing shaurya0/advent_of_code_2018 [INFO] frobbed toml for shaurya0/advent_of_code_2018 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shaurya0/advent_of_code_2018/Cargo.toml [INFO] crate shaurya0/advent_of_code_2018 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing shaurya0/advent_of_code_2018 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shaurya0/advent_of_code_2018:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 47bd6d45635611dd878c0394dbf8d2adba6cb742e3ca60f76cf98d89d649bf90 [INFO] running `"docker" "start" "-a" "47bd6d45635611dd878c0394dbf8d2adba6cb742e3ca60f76cf98d89d649bf90"` [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling advent_of_code v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/day11/day11.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader` [INFO] [stderr] --> src/day11/day11.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{BufReader,BufRead}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/day11/day11.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/day11/day11.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/day11/day11.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_grid_val` [INFO] [stderr] --> src/day11/day11.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | fn get_grid_val(grid: &[[i32; NSS]; NSS], x: usize, y: usize) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/day16/day16.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/day16/day16.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use std::{thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/day16/day16.rs:96:32 [INFO] [stderr] | [INFO] [stderr] 96 | self.regs[c] = (a as i32); [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `NaiveDate` [INFO] [stderr] --> src/day4/day4.rs:8:29 [INFO] [stderr] | [INFO] [stderr] 8 | use chrono::{NaiveDateTime, NaiveDate, NaiveTime, Duration, Timelike}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NX` [INFO] [stderr] --> src/day10/day10.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | const NX: usize = 30; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NY` [INFO] [stderr] --> src/day10/day10.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const NY: usize = 20; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `X_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const X_OFFSET: i32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `Y_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const Y_OFFSET: i32 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_grid` [INFO] [stderr] --> src/day10/day10.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | fn print_grid(grid: &[[char; NX]; NY]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `upate_grid` [INFO] [stderr] --> src/day10/day10.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | fn upate_grid(grid: &mut [[char; NX]; NY], lights: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line_iter` [INFO] [stderr] --> src/day16/day16.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | let line_iter = lines.iter(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_line_iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `count` is assigned to, but never used [INFO] [stderr] --> src/day16/day16.rs:166:13 [INFO] [stderr] | [INFO] [stderr] 166 | let mut count = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_count` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:86:22 [INFO] [stderr] | [INFO] [stderr] 86 | Some(count) => unclaimed = true, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:129:23 [INFO] [stderr] | [INFO] [stderr] 129 | Some(&count) => print!("#"), [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `guard_sleep_time` [INFO] [stderr] --> src/day4/day4.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_guard_sleep_time` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/day7.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | let mut n = graph.add_node(src); [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/day7/day7.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | let mut incoming = graph.neighbors_directed(*o, Direction::Incoming); [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/day7/day7.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let mut outgoing = graph.neighbors_directed(root, Direction::Outgoing); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/day4/day4.rs:115:17 [INFO] [stderr] | [INFO] [stderr] 115 | let timestamp = message.timestamp; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_timestamp` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day16/day16.rs:197:17 [INFO] [stderr] | [INFO] [stderr] 197 | let mut reg0: i32 = cap[1].trim().parse().expect("expected i32"); [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/day16/day16.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | let mut reg1: i32 = cap[2].trim().parse().expect("expected i32"); [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/day16/day16.rs:199:17 [INFO] [stderr] | [INFO] [stderr] 199 | let mut reg2: i32 = cap[3].trim().parse().expect("expected i32"); [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/day16/day16.rs:200:17 [INFO] [stderr] | [INFO] [stderr] 200 | let mut reg3: i32 = cap[4].trim().parse().expect("expected i32"); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `draw_grid` [INFO] [stderr] --> src/day3/day3.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | fn draw_grid(grid_description: &HashMap, nx: u32, ny: u32){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day4/day4.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [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: struct is never constructed: `TimestampedMessage` [INFO] [stderr] --> src/day4/day4.rs:26:1 [INFO] [stderr] | [INFO] [stderr] 26 | struct TimestampedMessage { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.20s [INFO] running `"docker" "inspect" "47bd6d45635611dd878c0394dbf8d2adba6cb742e3ca60f76cf98d89d649bf90"` [INFO] running `"docker" "rm" "-f" "47bd6d45635611dd878c0394dbf8d2adba6cb742e3ca60f76cf98d89d649bf90"` [INFO] [stdout] 47bd6d45635611dd878c0394dbf8d2adba6cb742e3ca60f76cf98d89d649bf90 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shaurya0/advent_of_code_2018:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 13035dac30d8674871a02cf530da171a383df9c51a00eac0c948ed50c6be3db3 [INFO] running `"docker" "start" "-a" "13035dac30d8674871a02cf530da171a383df9c51a00eac0c948ed50c6be3db3"` [INFO] [stderr] Compiling advent_of_code v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::slice::Iter` [INFO] [stderr] --> src/day16/day16.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::slice::Iter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/day16/day16.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use std::{thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/day16/day16.rs:96:32 [INFO] [stderr] | [INFO] [stderr] 96 | self.regs[c] = (a as i32); [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/day11/day11.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `BufReader` [INFO] [stderr] --> src/day11/day11.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{BufReader,BufRead}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/day11/day11.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/day11/day11.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/day11/day11.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:86:22 [INFO] [stderr] | [INFO] [stderr] 86 | Some(count) => unclaimed = true, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/day3/day3.rs:129:23 [INFO] [stderr] | [INFO] [stderr] 129 | Some(&count) => print!("#"), [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `NaiveDate` [INFO] [stderr] --> src/day4/day4.rs:8:29 [INFO] [stderr] | [INFO] [stderr] 8 | use chrono::{NaiveDateTime, NaiveDate, NaiveTime, Duration, Timelike}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/day7.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | let mut n = graph.add_node(src); [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/day7/day7.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | let mut incoming = graph.neighbors_directed(*o, Direction::Incoming); [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/day7/day7.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let mut outgoing = graph.neighbors_directed(root, Direction::Outgoing); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_grid_val` [INFO] [stderr] --> src/day11/day11.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | fn get_grid_val(grid: &[[i32; NSS]; NSS], x: usize, y: usize) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] warning: function is never used: `draw_grid` [INFO] [stderr] --> src/day3/day3.rs:120:1 [INFO] [stderr] | [INFO] [stderr] 120 | fn draw_grid(grid_description: &HashMap, nx: u32, ny: u32){ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `guard_sleep_time` [INFO] [stderr] --> src/day4/day4.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_guard_sleep_time` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `timestamp` [INFO] [stderr] --> src/day4/day4.rs:115:17 [INFO] [stderr] | [INFO] [stderr] 115 | let timestamp = message.timestamp; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_timestamp` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day4/day4.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let mut guard_sleep_time: HashMap [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: struct is never constructed: `TimestampedMessage` [INFO] [stderr] --> src/day4/day4.rs:26:1 [INFO] [stderr] | [INFO] [stderr] 26 | struct TimestampedMessage { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line_iter` [INFO] [stderr] --> src/day16/day16.rs:165:9 [INFO] [stderr] | [INFO] [stderr] 165 | let line_iter = lines.iter(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_line_iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `count` is assigned to, but never used [INFO] [stderr] --> src/day16/day16.rs:166:13 [INFO] [stderr] | [INFO] [stderr] 166 | let mut count = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_count` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day16/day16.rs:197:17 [INFO] [stderr] | [INFO] [stderr] 197 | let mut reg0: i32 = cap[1].trim().parse().expect("expected i32"); [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/day16/day16.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | let mut reg1: i32 = cap[2].trim().parse().expect("expected i32"); [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/day16/day16.rs:199:17 [INFO] [stderr] | [INFO] [stderr] 199 | let mut reg2: i32 = cap[3].trim().parse().expect("expected i32"); [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/day16/day16.rs:200:17 [INFO] [stderr] | [INFO] [stderr] 200 | let mut reg3: i32 = cap[4].trim().parse().expect("expected i32"); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NX` [INFO] [stderr] --> src/day10/day10.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | const NX: usize = 30; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NY` [INFO] [stderr] --> src/day10/day10.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const NY: usize = 20; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `X_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const X_OFFSET: i32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `Y_OFFSET` [INFO] [stderr] --> src/day10/day10.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const Y_OFFSET: i32 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_grid` [INFO] [stderr] --> src/day10/day10.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | fn print_grid(grid: &[[char; NX]; NY]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `upate_grid` [INFO] [stderr] --> src/day10/day10.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | fn upate_grid(grid: &mut [[char; NX]; NY], lights: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `"docker" "inspect" "13035dac30d8674871a02cf530da171a383df9c51a00eac0c948ed50c6be3db3"` [INFO] running `"docker" "rm" "-f" "13035dac30d8674871a02cf530da171a383df9c51a00eac0c948ed50c6be3db3"` [INFO] [stdout] 13035dac30d8674871a02cf530da171a383df9c51a00eac0c948ed50c6be3db3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shaurya0/advent_of_code_2018:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] a2c549984b1a2bb31cc1886264b3bf0700a13e4e617752888ca0e667300cfa7f [INFO] running `"docker" "start" "-a" "a2c549984b1a2bb31cc1886264b3bf0700a13e4e617752888ca0e667300cfa7f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/day1-535141be78218f73 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/day10-0d2260307d28027b [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/day11-4e2d28fb5c518748 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/day16-a1cb48a323791a44 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/day2-f34afc95e5ecdb3a [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/day3-1f75a7e15af11cee [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/day4-523041c851797389 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/day7-700cd115c028ba2e [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "a2c549984b1a2bb31cc1886264b3bf0700a13e4e617752888ca0e667300cfa7f"` [INFO] running `"docker" "rm" "-f" "a2c549984b1a2bb31cc1886264b3bf0700a13e4e617752888ca0e667300cfa7f"` [INFO] [stdout] a2c549984b1a2bb31cc1886264b3bf0700a13e4e617752888ca0e667300cfa7f