[INFO] cloning repository https://github.com/SushiKebab17/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/SushiKebab17/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSushiKebab17%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSushiKebab17%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e157b89720bfa963e7c8bac355ff7036026f33b3 [INFO] checking SushiKebab17/advent-of-code-2020 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSushiKebab17%2Fadvent-of-code-2020" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SushiKebab17/advent-of-code-2020 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/SushiKebab17/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/SushiKebab17/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/SushiKebab17/advent-of-code-2020 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SushiKebab17/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/scjqt/array2d` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 84fcb1a8e95e67261110e62148e702fc95af70c86ff720a7f8a45838703e7ef2 [INFO] running `Command { std: "docker" "start" "-a" "84fcb1a8e95e67261110e62148e702fc95af70c86ff720a7f8a45838703e7ef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84fcb1a8e95e67261110e62148e702fc95af70c86ff720a7f8a45838703e7ef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84fcb1a8e95e67261110e62148e702fc95af70c86ff720a7f8a45838703e7ef2", kill_on_drop: false }` [INFO] [stdout] 84fcb1a8e95e67261110e62148e702fc95af70c86ff720a7f8a45838703e7ef2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9cd6a925329868e988bc08c6444059d9a2807f342dc7a40b0ca4134b1d4bcb31 [INFO] running `Command { std: "docker" "start" "-a" "9cd6a925329868e988bc08c6444059d9a2807f342dc7a40b0ca4134b1d4bcb31", kill_on_drop: false }` [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking array2d v0.1.0 (https://github.com/scjqt/array2d#1dfed0a3) [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `line_num` is assigned to, but never used [INFO] [stdout] --> src/bin/06.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut line_num = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_line_num` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/16.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | / write!( [INFO] [stdout] 123 | | f, [INFO] [stdout] 124 | | "{}: ({}-{}) or ({}-{})", [INFO] [stdout] 125 | | self.name, self.range_1.0, self.range_1.1, self.range_2.0, self.range_2.1 [INFO] [stdout] 126 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/16.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | / write!( [INFO] [stdout] 123 | | f, [INFO] [stdout] 124 | | "{}: ({}-{}) or ({}-{})", [INFO] [stdout] 125 | | self.name, self.range_1.0, self.range_1.1, self.range_2.0, self.range_2.1 [INFO] [stdout] 126 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [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: variable does not need to be mutable [INFO] [stdout] --> src/bin/14.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut now = Instant::now(); [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: variable `line_num` is assigned to, but never used [INFO] [stdout] --> src/bin/06.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut line_num = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_line_num` instead [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/bin/14.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut now = Instant::now(); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.41s [INFO] running `Command { std: "docker" "inspect" "9cd6a925329868e988bc08c6444059d9a2807f342dc7a40b0ca4134b1d4bcb31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cd6a925329868e988bc08c6444059d9a2807f342dc7a40b0ca4134b1d4bcb31", kill_on_drop: false }` [INFO] [stdout] 9cd6a925329868e988bc08c6444059d9a2807f342dc7a40b0ca4134b1d4bcb31 [INFO] checking SushiKebab17/advent-of-code-2020 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSushiKebab17%2Fadvent-of-code-2020" "/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/SushiKebab17/advent-of-code-2020 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/SushiKebab17/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/SushiKebab17/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/SushiKebab17/advent-of-code-2020 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/SushiKebab17/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a40fcdf29525650f7d953ec49ac6b5ad613812b8a37d8f90293634c5007c01e [INFO] running `Command { std: "docker" "start" "-a" "1a40fcdf29525650f7d953ec49ac6b5ad613812b8a37d8f90293634c5007c01e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a40fcdf29525650f7d953ec49ac6b5ad613812b8a37d8f90293634c5007c01e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a40fcdf29525650f7d953ec49ac6b5ad613812b8a37d8f90293634c5007c01e", kill_on_drop: false }` [INFO] [stdout] 1a40fcdf29525650f7d953ec49ac6b5ad613812b8a37d8f90293634c5007c01e [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16a8ca20fddeebdebc8d5ad592044127298e7ffd6467e9d09d81084125c0dc4b [INFO] running `Command { std: "docker" "start" "-a" "16a8ca20fddeebdebc8d5ad592044127298e7ffd6467e9d09d81084125c0dc4b", kill_on_drop: false }` [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking array2d v0.1.0 (https://github.com/scjqt/array2d#1dfed0a3) [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking advent_of_code_2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `line_num` is assigned to, but never used [INFO] [stdout] --> src/bin/06.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut line_num = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_line_num` instead [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/bin/14.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut now = Instant::now(); [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: variable `line_num` is assigned to, but never used [INFO] [stdout] --> src/bin/06.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut line_num = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_line_num` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/16.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | / write!( [INFO] [stdout] 123 | | f, [INFO] [stdout] 124 | | "{}: ({}-{}) or ({}-{})", [INFO] [stdout] 125 | | self.name, self.range_1.0, self.range_1.1, self.range_2.0, self.range_2.1 [INFO] [stdout] 126 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/16.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | / write!( [INFO] [stdout] 123 | | f, [INFO] [stdout] 124 | | "{}: ({}-{}) or ({}-{})", [INFO] [stdout] 125 | | self.name, self.range_1.0, self.range_1.1, self.range_2.0, self.range_2.1 [INFO] [stdout] 126 | | ); [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [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: variable does not need to be mutable [INFO] [stdout] --> src/bin/14.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut now = Instant::now(); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.90s [INFO] running `Command { std: "docker" "inspect" "16a8ca20fddeebdebc8d5ad592044127298e7ffd6467e9d09d81084125c0dc4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16a8ca20fddeebdebc8d5ad592044127298e7ffd6467e9d09d81084125c0dc4b", kill_on_drop: false }` [INFO] [stdout] 16a8ca20fddeebdebc8d5ad592044127298e7ffd6467e9d09d81084125c0dc4b