[INFO] cloning repository https://github.com/guilgaly/advent-of-code-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guilgaly/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilgaly%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilgaly%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 12ed35072eb6f5d5e8eaba70ae34c7d8f192961f [INFO] checking guilgaly/advent-of-code-2020 against try#e5b0618d996a6a3941e423fd3e170737b8dbdc92 for pr-151822 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguilgaly%2Fadvent-of-code-2020" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/guilgaly/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/guilgaly/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/guilgaly/advent-of-code-2020 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/guilgaly/advent-of-code-2020 on toolchain e5b0618d996a6a3941e423fd3e170737b8dbdc92 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/guilgaly/advent-of-code-2020 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" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded peg v0.6.3 [INFO] [stderr] Downloaded peg-macros v0.6.3 [INFO] [stderr] Downloaded peg-runtime v0.6.3 [INFO] [stderr] Downloaded reduce v0.1.3 [INFO] [stderr] Downloaded intmap v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e2db96d8b55e292b82ce3927f411c93c2b699df79fbb29ef41a3b0fb28c2fd8 [INFO] running `Command { std: "docker" "start" "-a" "3e2db96d8b55e292b82ce3927f411c93c2b699df79fbb29ef41a3b0fb28c2fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e2db96d8b55e292b82ce3927f411c93c2b699df79fbb29ef41a3b0fb28c2fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e2db96d8b55e292b82ce3927f411c93c2b699df79fbb29ef41a3b0fb28c2fd8", kill_on_drop: false }` [INFO] [stdout] 3e2db96d8b55e292b82ce3927f411c93c2b699df79fbb29ef41a3b0fb28c2fd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2ef9e00dff675594344757a5db80949886108c65cc496ca2e7050eb6ca5d328 [INFO] running `Command { std: "docker" "start" "-a" "c2ef9e00dff675594344757a5db80949886108c65cc496ca2e7050eb6ca5d328", kill_on_drop: false }` [INFO] [stderr] Checking reduce v0.1.3 [INFO] [stderr] Compiling peg-runtime v0.6.3 [INFO] [stderr] Checking intmap v0.7.0 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Checking day_23 v0.1.0 (/opt/rustwide/workdir/day_23) [INFO] [stderr] Checking day_21 v0.1.0 (/opt/rustwide/workdir/day_21) [INFO] [stderr] Checking day_3 v0.1.0 (/opt/rustwide/workdir/day_3) [INFO] [stderr] Checking day_8 v0.1.0 (/opt/rustwide/workdir/day_8) [INFO] [stderr] Checking day_11 v0.1.0 (/opt/rustwide/workdir/day_11) [INFO] [stderr] Checking day_16 v0.1.0 (/opt/rustwide/workdir/day_16) [INFO] [stderr] Checking day_12 v0.1.0 (/opt/rustwide/workdir/day_12) [INFO] [stderr] Checking day_5 v0.1.0 (/opt/rustwide/workdir/day_5) [INFO] [stderr] Checking day_24 v0.1.0 (/opt/rustwide/workdir/day_24) [INFO] [stderr] Checking day_6 v0.1.0 (/opt/rustwide/workdir/day_6) [INFO] [stderr] Checking day_7 v0.1.0 (/opt/rustwide/workdir/day_7) [INFO] [stderr] Checking day_20 v0.1.0 (/opt/rustwide/workdir/day_20) [INFO] [stderr] Checking day_13 v0.1.0 (/opt/rustwide/workdir/day_13) [INFO] [stderr] Checking day_15 v0.1.0 (/opt/rustwide/workdir/day_15) [INFO] [stdout] warning: unused import: `all` [INFO] [stdout] --> day_21/src/main.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use common::itertools::{all, Itertools}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `common::reduce::Reduce` [INFO] [stdout] --> day_21/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use common::reduce::Reduce; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `all` [INFO] [stdout] --> day_21/src/main.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use common::itertools::{all, Itertools}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `common::reduce::Reduce` [INFO] [stdout] --> day_21/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use common::reduce::Reduce; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> day_21/src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> day_24/src/main.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> day_23/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> day_20/src/main.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_25 v0.1.0 (/opt/rustwide/workdir/day_25) [INFO] [stdout] warning: static `TEST_INPUT` is never used [INFO] [stdout] --> day_24/src/main.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | static TEST_INPUT: &str = include_str!("test_input"); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_22 v0.1.0 (/opt/rustwide/workdir/day_22) [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> day_21/src/main.rs:79:16 [INFO] [stdout] | [INFO] [stdout] 79 | .map(|(a, i)| i) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_14 v0.1.0 (/opt/rustwide/workdir/day_14) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> day_21/src/main.rs:78:29 [INFO] [stdout] | [INFO] [stdout] 78 | .sorted_by_key(|(a, i)| a) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> day_6/src/main.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | .reduce(|acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | ^^^^^^ multiple `reduce` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `Reduce` for the type `I` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Map` [INFO] [stdout] help: disambiguate the method for candidate #1 [INFO] [stdout] | [INFO] [stdout] 24 ~ Reduce::reduce(group [INFO] [stdout] 25 + .lines() [INFO] [stdout] 26 + .map(|line| line.chars().collect::>()), |acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the method for candidate #2 [INFO] [stdout] | [INFO] [stdout] 24 ~ Iterator::reduce(group [INFO] [stdout] 25 + .lines() [INFO] [stdout] 26 + .map(|line| line.chars().collect::>()), |acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> day_13/src/main.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let N = busses.iter().map(|(_, id)| id).product::(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Ni` should have a snake case name [INFO] [stdout] --> day_13/src/main.rs:65:17 [INFO] [stdout] | [INFO] [stdout] 65 | let Ni = N / id; [INFO] [stdout] | ^^ help: convert the identifier to snake case: `ni` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_17 v0.1.0 (/opt/rustwide/workdir/day_17) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> day_6/src/main.rs:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | .reduce(|acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | ^^^ --- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 27 | .reduce(|acc: /* Type */, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> day_6/src/main.rs:28:23 [INFO] [stdout] | [INFO] [stdout] 28 | .map(|answers| answers.len()) [INFO] [stdout] | ^^^^^^^ ------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 28 | .map(|answers: /* Type */| answers.len()) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> day_21/src/main.rs:79:16 [INFO] [stdout] | [INFO] [stdout] 79 | .map(|(a, i)| i) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> day_21/src/main.rs:78:29 [INFO] [stdout] | [INFO] [stdout] 78 | .sorted_by_key(|(a, i)| a) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_2 v0.1.0 (/opt/rustwide/workdir/day_2) [INFO] [stderr] Compiling peg-macros v0.6.3 [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> day_20/src/main.rs:7:36 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fmt::{Display, Formatter, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0034, E0282. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stdout] warning: static `TEST_INPUT` is never used [INFO] [stdout] --> day_20/src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | static TEST_INPUT: &str = include_str!("test_input"); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_1 v0.1.0 (/opt/rustwide/workdir/day_1) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> day_25/src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `day_6` (bin "day_6") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> day_20/src/main.rs:7:36 [INFO] [stdout] | [INFO] [stdout] 7 | use std::fmt::{Display, Formatter, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `TEST_INPUT` is never used [INFO] [stdout] --> day_20/src/main.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | static TEST_INPUT: &str = include_str!("test_input"); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> day_6/src/main.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | .reduce(|acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | ^^^^^^ multiple `reduce` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `Reduce` for the type `I` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Map` [INFO] [stdout] help: disambiguate the method for candidate #1 [INFO] [stdout] | [INFO] [stdout] 24 ~ Reduce::reduce(group [INFO] [stdout] 25 + .lines() [INFO] [stdout] 26 + .map(|line| line.chars().collect::>()), |acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the method for candidate #2 [INFO] [stdout] | [INFO] [stdout] 24 ~ Iterator::reduce(group [INFO] [stdout] 25 + .lines() [INFO] [stdout] 26 + .map(|line| line.chars().collect::>()), |acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> day_6/src/main.rs:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | .reduce(|acc, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | ^^^ --- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 27 | .reduce(|acc: /* Type */, next| acc.intersection(&next).copied().collect()) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> day_6/src/main.rs:28:23 [INFO] [stdout] | [INFO] [stdout] 28 | .map(|answers| answers.len()) [INFO] [stdout] | ^^^^^^^ ------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 28 | .map(|answers: /* Type */| answers.len()) [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0034, E0282. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `day_6` (bin "day_6" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "c2ef9e00dff675594344757a5db80949886108c65cc496ca2e7050eb6ca5d328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2ef9e00dff675594344757a5db80949886108c65cc496ca2e7050eb6ca5d328", kill_on_drop: false }` [INFO] [stdout] c2ef9e00dff675594344757a5db80949886108c65cc496ca2e7050eb6ca5d328