[INFO] cloning repository msathis/adventofcode [INFO] running `"git" "clone" "--bare" "git://github.com/msathis/adventofcode.git" "work/cache/sources/gh/msathis/adventofcode"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/msathis/adventofcode'... [INFO] running `"git" "clone" "work/cache/sources/gh/msathis/adventofcode" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msathis/adventofcode"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msathis/adventofcode'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/msathis/adventofcode" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msathis/adventofcode"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msathis/adventofcode'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9e0c22e1cd476c6db26f38c4a95af7bfdda4b7ec [INFO] sha for GitHub repo msathis/adventofcode: 9e0c22e1cd476c6db26f38c4a95af7bfdda4b7ec [INFO] validating manifest of msathis/adventofcode on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of msathis/adventofcode on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing msathis/adventofcode [INFO] finished frobbing msathis/adventofcode [INFO] frobbed toml for msathis/adventofcode written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msathis/adventofcode/Cargo.toml [INFO] started frobbing msathis/adventofcode [INFO] finished frobbing msathis/adventofcode [INFO] frobbed toml for msathis/adventofcode written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msathis/adventofcode/Cargo.toml [INFO] crate msathis/adventofcode already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing msathis/adventofcode against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msathis/adventofcode:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] ed9876884b2525412adf6add0b8f9cb35113581a1f25320142b75463d202125c [INFO] running `"docker" "start" "-a" "ed9876884b2525412adf6add0b8f9cb35113581a1f25320142b75463d202125c"` [INFO] [stderr] Compiling adventofcode v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day1.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day2.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day3.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::str::Chars` [INFO] [stderr] --> src/day3.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use core::str::Chars; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day4.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::str::Chars` [INFO] [stderr] --> src/day4.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use core::str::Chars; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `has_twos` [INFO] [stderr] --> src/day2.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | let mut has_twos = false; [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_has_twos` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `has_threes` [INFO] [stderr] --> src/day2.rs:15:17 [INFO] [stderr] | [INFO] [stderr] 15 | let mut has_threes = false; [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_has_threes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `claims` [INFO] [stderr] --> src/day3.rs:58:19 [INFO] [stderr] | [INFO] [stderr] 58 | let (hashmap, claims) = get_map(&buffer, &re); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_claims` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/day3.rs:61:10 [INFO] [stderr] | [INFO] [stderr] 61 | for (key, val) in &hashmap { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/day4.rs:41:38 [INFO] [stderr] | [INFO] [stderr] 41 | matrix_map.iter().filter(|&(&(g, v), _)| g == max_guard).for_each(|(&(g, v), val)| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `g` [INFO] [stderr] --> src/day4.rs:41:75 [INFO] [stderr] | [INFO] [stderr] 41 | matrix_map.iter().filter(|&(&(g, v), _)| g == max_guard).for_each(|(&(g, v), val)| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_g` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `total_map` [INFO] [stderr] --> src/day4.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | let (matrix_map, total_map) = get_max_guard(&logs); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_total_map` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day2.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let mut has_twos = false; [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/day2.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | let mut has_threes = false; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day1.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day1.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day2.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day2.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day3.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day3.rs:73:5 [INFO] [stderr] | [INFO] [stderr] 73 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day4.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day4.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.75s [INFO] running `"docker" "inspect" "ed9876884b2525412adf6add0b8f9cb35113581a1f25320142b75463d202125c"` [INFO] running `"docker" "rm" "-f" "ed9876884b2525412adf6add0b8f9cb35113581a1f25320142b75463d202125c"` [INFO] [stdout] ed9876884b2525412adf6add0b8f9cb35113581a1f25320142b75463d202125c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msathis/adventofcode:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] e20d8d7ea5b19c85a3271d466271b101ad857c52e88737b027bebf755c59d620 [INFO] running `"docker" "start" "-a" "e20d8d7ea5b19c85a3271d466271b101ad857c52e88737b027bebf755c59d620"` [INFO] [stderr] Compiling adventofcode v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day1.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day2.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day3.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::str::Chars` [INFO] [stderr] --> src/day3.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use core::str::Chars; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stdin` [INFO] [stderr] --> src/day4.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{Stdin, Read, stdin}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::str::Chars` [INFO] [stderr] --> src/day4.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use core::str::Chars; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `has_twos` [INFO] [stderr] --> src/day2.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | let mut has_twos = false; [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_has_twos` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `has_threes` [INFO] [stderr] --> src/day2.rs:15:17 [INFO] [stderr] | [INFO] [stderr] 15 | let mut has_threes = false; [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_has_threes` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `claims` [INFO] [stderr] --> src/day3.rs:58:19 [INFO] [stderr] | [INFO] [stderr] 58 | let (hashmap, claims) = get_map(&buffer, &re); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_claims` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/day3.rs:61:10 [INFO] [stderr] | [INFO] [stderr] 61 | for (key, val) in &hashmap { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/day4.rs:41:38 [INFO] [stderr] | [INFO] [stderr] 41 | matrix_map.iter().filter(|&(&(g, v), _)| g == max_guard).for_each(|(&(g, v), val)| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `g` [INFO] [stderr] --> src/day4.rs:41:75 [INFO] [stderr] | [INFO] [stderr] 41 | matrix_map.iter().filter(|&(&(g, v), _)| g == max_guard).for_each(|(&(g, v), val)| { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_g` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `total_map` [INFO] [stderr] --> src/day4.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | let (matrix_map, total_map) = get_max_guard(&logs); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_total_map` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day2.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let mut has_twos = false; [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/day2.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | let mut has_threes = false; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day1.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day1.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day2.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day2.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day3.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day3.rs:73:5 [INFO] [stderr] | [INFO] [stderr] 73 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day4.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day4.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | stdin().read_to_string(&mut buffer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `"docker" "inspect" "e20d8d7ea5b19c85a3271d466271b101ad857c52e88737b027bebf755c59d620"` [INFO] running `"docker" "rm" "-f" "e20d8d7ea5b19c85a3271d466271b101ad857c52e88737b027bebf755c59d620"` [INFO] [stdout] e20d8d7ea5b19c85a3271d466271b101ad857c52e88737b027bebf755c59d620 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msathis/adventofcode:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] a7f62f8f224331d1f219aa059afe5e3f1444cf5ac0b4d2947f84681eb77e78af [INFO] running `"docker" "start" "-a" "a7f62f8f224331d1f219aa059afe5e3f1444cf5ac0b4d2947f84681eb77e78af"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/advent-ea105a81ad01ea3a [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/adventofcode-773860ea3a71275c [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] Doc-tests advent [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" "a7f62f8f224331d1f219aa059afe5e3f1444cf5ac0b4d2947f84681eb77e78af"` [INFO] running `"docker" "rm" "-f" "a7f62f8f224331d1f219aa059afe5e3f1444cf5ac0b4d2947f84681eb77e78af"` [INFO] [stdout] a7f62f8f224331d1f219aa059afe5e3f1444cf5ac0b4d2947f84681eb77e78af