[INFO] cloning repository https://github.com/snackb/aoc2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snackb/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnackb%2Faoc2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnackb%2Faoc2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 230edbe9a2e3738a7b740945bca780f339af023e [INFO] checking snackb/aoc2020 against try#9053a8ad740a9e131b53ea98acecf68cf79134fe for pr-137045 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnackb%2Faoc2020" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/snackb/aoc2020 on toolchain 9053a8ad740a9e131b53ea98acecf68cf79134fe [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/snackb/aoc2020 [INFO] finished tweaking git repo https://github.com/snackb/aoc2020 [INFO] tweaked toml for git repo https://github.com/snackb/aoc2020 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/snackb/aoc2020 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51ce732f2f75a06fc16d54a712b22162f9da93b510315da877b5508e29e00234 [INFO] running `Command { std: "docker" "start" "-a" "51ce732f2f75a06fc16d54a712b22162f9da93b510315da877b5508e29e00234", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51ce732f2f75a06fc16d54a712b22162f9da93b510315da877b5508e29e00234", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51ce732f2f75a06fc16d54a712b22162f9da93b510315da877b5508e29e00234", kill_on_drop: false }` [INFO] [stdout] 51ce732f2f75a06fc16d54a712b22162f9da93b510315da877b5508e29e00234 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1cd4223294e550aab45e040c3f031194b268dee0d106074b3693610dff455f59 [INFO] running `Command { std: "docker" "start" "-a" "1cd4223294e550aab45e040c3f031194b268dee0d106074b3693610dff455f59", kill_on_drop: false }` [INFO] [stderr] Checking aoc_input v0.1.0 (/opt/rustwide/workdir/aoc_input) [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day4) [INFO] [stderr] Checking day6 v0.1.0 (/opt/rustwide/workdir/day6) [INFO] [stderr] Checking day12 v0.1.0 (/opt/rustwide/workdir/day12) [INFO] [stderr] Checking day13 v0.1.0 (/opt/rustwide/workdir/day13) [INFO] [stderr] Checking day8 v0.1.0 (/opt/rustwide/workdir/day8) [INFO] [stderr] Checking day9 v0.1.0 (/opt/rustwide/workdir/day9) [INFO] [stderr] Checking day19 v0.1.0 (/opt/rustwide/workdir/day19) [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day2) [INFO] [stderr] Checking day7 v0.1.0 (/opt/rustwide/workdir/day7) [INFO] [stderr] Checking day16 v0.1.0 (/opt/rustwide/workdir/day16) [INFO] [stderr] Checking day14 v0.1.0 (/opt/rustwide/workdir/day14) [INFO] [stderr] Checking day3 v0.1.0 (/opt/rustwide/workdir/day3) [INFO] [stderr] Checking day17 v0.1.0 (/opt/rustwide/workdir/day17) [INFO] [stderr] Checking day18 v0.1.0 (/opt/rustwide/workdir/day18) [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> day19/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> day16/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day11 v0.1.0 (/opt/rustwide/workdir/day11) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> day4/src/main.rs:66:21 [INFO] [stdout] | [INFO] [stdout] 66 | _ => panic!(format!("should be unreachable {}", name)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 66 - _ => panic!(format!("should be unreachable {}", name)), [INFO] [stdout] 66 + _ => panic!("should be unreachable {}", name), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> day9/src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let len = nums.len(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `formatted` [INFO] [stdout] --> day14/src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let formatted = results.iter().map(|x| format!("{:b}", *x)).collect::>(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_formatted` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::string::ToString` [INFO] [stdout] --> day11/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day10 v0.1.0 (/opt/rustwide/workdir/day10) [INFO] [stderr] Checking day15 v0.1.0 (/opt/rustwide/workdir/day15) [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> day9/src/main.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let len = nums.len(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day5 v0.1.0 (/opt/rustwide/workdir/day5) [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> day19/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day1) [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> day16/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> day5/src/main.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | panic!(format!("{}", input.len())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 9 - panic!(format!("{}", input.len())) [INFO] [stdout] 9 + panic!("{}", input.len()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `formatted` [INFO] [stdout] --> day14/src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let formatted = results.iter().map(|x| format!("{:b}", *x)).collect::>(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_formatted` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> day4/src/main.rs:66:21 [INFO] [stdout] | [INFO] [stdout] 66 | _ => panic!(format!("should be unreachable {}", name)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 66 - _ => panic!(format!("should be unreachable {}", name)), [INFO] [stdout] 66 + _ => panic!("should be unreachable {}", name), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> day5/src/main.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | panic!(format!("{}", input.len())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 9 - panic!(format!("{}", input.len())) [INFO] [stdout] 9 + panic!("{}", input.len()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::string::ToString` [INFO] [stdout] --> day11/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "1cd4223294e550aab45e040c3f031194b268dee0d106074b3693610dff455f59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cd4223294e550aab45e040c3f031194b268dee0d106074b3693610dff455f59", kill_on_drop: false }` [INFO] [stdout] 1cd4223294e550aab45e040c3f031194b268dee0d106074b3693610dff455f59