[INFO] cloning repository https://github.com/RotesWasser/advent-of-code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RotesWasser/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRotesWasser%2Fadvent-of-code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRotesWasser%2Fadvent-of-code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c5993cfa9bcfc6f377cef8a8fb021f8a4eabc57a [INFO] checking RotesWasser/advent-of-code against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRotesWasser%2Fadvent-of-code" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RotesWasser/advent-of-code on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RotesWasser/advent-of-code [INFO] finished tweaking git repo https://github.com/RotesWasser/advent-of-code [INFO] tweaked toml for git repo https://github.com/RotesWasser/advent-of-code written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/RotesWasser/advent-of-code 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fixedbitset v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75176629dc9b399bbf8e4f10d24cbcbff2c6de281b31f8f4c4cba986581f4585 [INFO] running `Command { std: "docker" "start" "-a" "75176629dc9b399bbf8e4f10d24cbcbff2c6de281b31f8f4c4cba986581f4585", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75176629dc9b399bbf8e4f10d24cbcbff2c6de281b31f8f4c4cba986581f4585", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75176629dc9b399bbf8e4f10d24cbcbff2c6de281b31f8f4c4cba986581f4585", kill_on_drop: false }` [INFO] [stdout] 75176629dc9b399bbf8e4f10d24cbcbff2c6de281b31f8f4c4cba986581f4585 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a349ce040c882fb40682ad76cadbffd68b4a8961c9d0de5be20d24791a380cc [INFO] running `Command { std: "docker" "start" "-a" "8a349ce040c882fb40682ad76cadbffd68b4a8961c9d0de5be20d24791a380cc", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking fixedbitset v0.4.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking petgraph v0.6.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking day7 v0.1.0 (/opt/rustwide/workdir/day7) [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 day3 v0.1.0 (/opt/rustwide/workdir/day3) [INFO] [stderr] Checking day6 v0.1.0 (/opt/rustwide/workdir/day6) [INFO] [stderr] Checking day13 v0.1.0 (/opt/rustwide/workdir/day13) [INFO] [stderr] Checking day5 v0.1.0 (/opt/rustwide/workdir/day5) [INFO] [stderr] Checking day11 v0.1.0 (/opt/rustwide/workdir/day11) [INFO] [stderr] Checking day14 v0.1.0 (/opt/rustwide/workdir/day14) [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day4) [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day1) [INFO] [stderr] Checking day10 v0.1.0 (/opt/rustwide/workdir/day10) [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> day8/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashMap, HashSet}, vec}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> day5/src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use regex::{self, Regex}; [INFO] [stdout] | ^^^^ the item `regex` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashSet`, `error::Error`, `hash::Hash` [INFO] [stdout] --> day10/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap}, hash::Hash}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> day8/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashMap, HashSet}, vec}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Point3D` instead of cloning the inner type [INFO] [stdout] --> day9/src/main.rs:72:64 [INFO] [stdout] | [INFO] [stdout] 72 | let current_point = to_visit.iter().next().unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position` and `expected` are never read [INFO] [stdout] --> day10/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct SyntaxError { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 9 | expected: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day2) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day4/src/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | for mut cell in column { [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day12 v0.1.0 (/opt/rustwide/workdir/day12) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TEST_INPUTS` is never used [INFO] [stdout] --> day3/src/main.rs:127:7 [INFO] [stdout] | [INFO] [stdout] 127 | const TEST_INPUTS: [&'static str; 12] = [ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> day3/src/main.rs:112:94 [INFO] [stdout] | [INFO] [stdout] 112 | return to_search.iter().filter(|x| x.chars().nth(position).unwrap() == to_keep).map(|x| x.clone()).collect(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> day3/src/main.rs:112:94 [INFO] [stdout] | [INFO] [stdout] 112 | return to_search.iter().filter(|x| x.chars().nth(position).unwrap() == to_keep).map(|x| x.clone()).collect(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Point3D` instead of cloning the inner type [INFO] [stdout] --> day9/src/main.rs:72:64 [INFO] [stdout] | [INFO] [stdout] 72 | let current_point = to_visit.iter().next().unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashSet`, `error::Error`, `hash::Hash` [INFO] [stdout] --> day10/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap}, hash::Hash}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `to_parse` [INFO] [stdout] --> day8/src/main.rs:149:20 [INFO] [stdout] | [INFO] [stdout] 149 | let (observed, to_parse) = unpack_input_line(TEST_INPUT); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_parse` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `to_parse` [INFO] [stdout] --> day8/src/main.rs:169:20 [INFO] [stdout] | [INFO] [stdout] 169 | let (observed, to_parse) = unpack_input_line(TRIVIAL_INPUT); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_parse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `solver` [INFO] [stdout] --> day8/src/main.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | let solver = SevenSegmentSolver::new(observed); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash::Hash`, `string` [INFO] [stdout] --> day12/src/main.rs:1:75 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap, hash_map::Entry}, hash::Hash, string, vec}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash::Hash`, `string` [INFO] [stdout] --> day12/src/main.rs:1:75 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap, hash_map::Entry}, hash::Hash, string, vec}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position` and `expected` are never read [INFO] [stdout] --> day10/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct SyntaxError { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 9 | expected: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> day5/src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use regex::{self, Regex}; [INFO] [stdout] | ^^^^ the item `regex` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day4/src/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | for mut cell in column { [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s [INFO] running `Command { std: "docker" "inspect" "8a349ce040c882fb40682ad76cadbffd68b4a8961c9d0de5be20d24791a380cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a349ce040c882fb40682ad76cadbffd68b4a8961c9d0de5be20d24791a380cc", kill_on_drop: false }` [INFO] [stdout] 8a349ce040c882fb40682ad76cadbffd68b4a8961c9d0de5be20d24791a380cc [INFO] checking RotesWasser/advent-of-code against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRotesWasser%2Fadvent-of-code" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RotesWasser/advent-of-code on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/RotesWasser/advent-of-code [INFO] finished tweaking git repo https://github.com/RotesWasser/advent-of-code [INFO] tweaked toml for git repo https://github.com/RotesWasser/advent-of-code written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/RotesWasser/advent-of-code 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1dbbabfe4c7fbd97cf42741d1d6389a012a28d287872774dd0933442ca01a3d9 [INFO] running `Command { std: "docker" "start" "-a" "1dbbabfe4c7fbd97cf42741d1d6389a012a28d287872774dd0933442ca01a3d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1dbbabfe4c7fbd97cf42741d1d6389a012a28d287872774dd0933442ca01a3d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dbbabfe4c7fbd97cf42741d1d6389a012a28d287872774dd0933442ca01a3d9", kill_on_drop: false }` [INFO] [stdout] 1dbbabfe4c7fbd97cf42741d1d6389a012a28d287872774dd0933442ca01a3d9 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b18809171eb079de184aa12734ef8c1889bb5e55fe1b7f26c84355b12f34932 [INFO] running `Command { std: "docker" "start" "-a" "4b18809171eb079de184aa12734ef8c1889bb5e55fe1b7f26c84355b12f34932", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking fixedbitset v0.4.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking petgraph v0.6.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking day14 v0.1.0 (/opt/rustwide/workdir/day14) [INFO] [stderr] Checking day7 v0.1.0 (/opt/rustwide/workdir/day7) [INFO] [stderr] Checking day3 v0.1.0 (/opt/rustwide/workdir/day3) [INFO] [stderr] Checking day9 v0.1.0 (/opt/rustwide/workdir/day9) [INFO] [stderr] Checking day10 v0.1.0 (/opt/rustwide/workdir/day10) [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day4) [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day1) [INFO] [stderr] Checking day13 v0.1.0 (/opt/rustwide/workdir/day13) [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day2) [INFO] [stderr] Checking day12 v0.1.0 (/opt/rustwide/workdir/day12) [INFO] [stderr] Checking day5 v0.1.0 (/opt/rustwide/workdir/day5) [INFO] [stdout] warning: constant `TEST_INPUTS` is never used [INFO] [stdout] --> day3/src/main.rs:127:7 [INFO] [stdout] | [INFO] [stdout] 127 | const TEST_INPUTS: [&'static str; 12] = [ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashSet`, `error::Error`, `hash::Hash` [INFO] [stdout] --> day10/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap}, hash::Hash}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> day5/src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use regex::{self, Regex}; [INFO] [stdout] | ^^^^ the item `regex` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash::Hash`, `string` [INFO] [stdout] --> day12/src/main.rs:1:75 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap, hash_map::Entry}, hash::Hash, string, vec}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day6 v0.1.0 (/opt/rustwide/workdir/day6) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day4/src/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | for mut cell in column { [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: unused imports: `hash::Hash`, `string` [INFO] [stdout] --> day12/src/main.rs:1:75 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap, hash_map::Entry}, hash::Hash, string, vec}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> day5/src/main.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | use regex::{self, Regex}; [INFO] [stdout] | ^^^^ the item `regex` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position` and `expected` are never read [INFO] [stdout] --> day10/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct SyntaxError { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 9 | expected: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day8 v0.1.0 (/opt/rustwide/workdir/day8) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day11 v0.1.0 (/opt/rustwide/workdir/day11) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> day3/src/main.rs:112:94 [INFO] [stdout] | [INFO] [stdout] 112 | return to_search.iter().filter(|x| x.chars().nth(position).unwrap() == to_keep).map(|x| x.clone()).collect(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Point3D` instead of cloning the inner type [INFO] [stdout] --> day9/src/main.rs:72:64 [INFO] [stdout] | [INFO] [stdout] 72 | let current_point = to_visit.iter().next().unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> day3/src/main.rs:112:94 [INFO] [stdout] | [INFO] [stdout] 112 | return to_search.iter().filter(|x| x.chars().nth(position).unwrap() == to_keep).map(|x| x.clone()).collect(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Point3D` instead of cloning the inner type [INFO] [stdout] --> day9/src/main.rs:72:64 [INFO] [stdout] | [INFO] [stdout] 72 | let current_point = to_visit.iter().next().unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> day8/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashMap, HashSet}, vec}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `to_parse` [INFO] [stdout] --> day8/src/main.rs:149:20 [INFO] [stdout] | [INFO] [stdout] 149 | let (observed, to_parse) = unpack_input_line(TEST_INPUT); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_parse` [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] --> day4/src/main.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | for mut cell in column { [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: unused variable: `to_parse` [INFO] [stdout] --> day8/src/main.rs:169:20 [INFO] [stdout] | [INFO] [stdout] 169 | let (observed, to_parse) = unpack_input_line(TRIVIAL_INPUT); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_parse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `solver` [INFO] [stdout] --> day8/src/main.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | let solver = SevenSegmentSolver::new(observed); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> day8/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashMap, HashSet}, vec}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `HashSet`, `error::Error`, `hash::Hash` [INFO] [stdout] --> day10/src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{error::Error, collections::{HashSet, HashMap}, hash::Hash}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `position` and `expected` are never read [INFO] [stdout] --> day10/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct SyntaxError { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 9 | expected: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.49s [INFO] running `Command { std: "docker" "inspect" "4b18809171eb079de184aa12734ef8c1889bb5e55fe1b7f26c84355b12f34932", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b18809171eb079de184aa12734ef8c1889bb5e55fe1b7f26c84355b12f34932", kill_on_drop: false }` [INFO] [stdout] 4b18809171eb079de184aa12734ef8c1889bb5e55fe1b7f26c84355b12f34932