[INFO] cloning repository https://github.com/shiver/aoc2017 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shiver/aoc2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiver%2Faoc2017", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiver%2Faoc2017'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4d208759177b405b02ad7f34e211693a094c34da [INFO] testing shiver/aoc2017 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshiver%2Faoc2017" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shiver/aoc2017 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shiver/aoc2017 [INFO] finished tweaking git repo https://github.com/shiver/aoc2017 [INFO] tweaked toml for git repo https://github.com/shiver/aoc2017 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/shiver/aoc2017 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5831c59827e4b66bd5dc925154db17c66118458ccc911da07eebfab6cbe1dd0b [INFO] running `Command { std: "docker" "start" "-a" "5831c59827e4b66bd5dc925154db17c66118458ccc911da07eebfab6cbe1dd0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5831c59827e4b66bd5dc925154db17c66118458ccc911da07eebfab6cbe1dd0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5831c59827e4b66bd5dc925154db17c66118458ccc911da07eebfab6cbe1dd0b", kill_on_drop: false }` [INFO] [stdout] 5831c59827e4b66bd5dc925154db17c66118458ccc911da07eebfab6cbe1dd0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5300e3bb76739eeab1ff16f4bdfaed11fe7c95da4296488e138a0c047927c9cd [INFO] running `Command { std: "docker" "start" "-a" "5300e3bb76739eeab1ff16f4bdfaed11fe7c95da4296488e138a0c047927c9cd", kill_on_drop: false }` [INFO] [stderr] Compiling aoc2017 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:107:5 [INFO] [stdout] | [INFO] [stdout] 107 | ((_p1.0 - _p2.0).abs() + (_p1.1 - _p2.1).abs()) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 107 - ((_p1.0 - _p2.0).abs() + (_p1.1 - _p2.1).abs()) [INFO] [stdout] 107 + (_p1.0 - _p2.0).abs() + (_p1.1 - _p2.1).abs() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:169:13 [INFO] [stdout] | [INFO] [stdout] 169 | for i in it { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | let mut bank: Vec = input [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | let mut bank_idx = bank.binary_search(&largest).unwrap(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:168:13 [INFO] [stdout] | [INFO] [stdout] 168 | let mut acc = largest; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_input` [INFO] [stdout] --> src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn get_input(filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `inverse_captcha` [INFO] [stdout] --> src/main.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn inverse_captcha

(input: &String, peeker_fn: P) -> u32 [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `corruption_checksum` [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn corruption_checksum

(input: &str, collector_fn: P) -> u32 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `spiral_memory` [INFO] [stdout] --> src/main.rs:59:4 [INFO] [stdout] | [INFO] [stdout] 59 | fn spiral_memory

(input: &str, value_fn: P) -> HashMap [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `manhatten_distance` [INFO] [stdout] --> src/main.rs:103:4 [INFO] [stdout] | [INFO] [stdout] 103 | fn manhatten_distance(map: &HashMap, p1: u32, p2: u32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `high_entropy` [INFO] [stdout] --> src/main.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn high_entropy

(input: &str, mutator_fn: P) -> u32 [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `twisty` [INFO] [stdout] --> src/main.rs:135:4 [INFO] [stdout] | [INFO] [stdout] 135 | fn twisty

(input: &str, mutator_fn: P) -> u32 [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `reallocation` [INFO] [stdout] --> src/main.rs:157:4 [INFO] [stdout] | [INFO] [stdout] 157 | fn reallocation(input: &str) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc2017` due to 2 previous errors; 14 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5300e3bb76739eeab1ff16f4bdfaed11fe7c95da4296488e138a0c047927c9cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5300e3bb76739eeab1ff16f4bdfaed11fe7c95da4296488e138a0c047927c9cd", kill_on_drop: false }` [INFO] [stdout] 5300e3bb76739eeab1ff16f4bdfaed11fe7c95da4296488e138a0c047927c9cd