[INFO] cloning repository https://github.com/lapin-b/advent-of-code-2022 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lapin-b/advent-of-code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flapin-b%2Fadvent-of-code-2022", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flapin-b%2Fadvent-of-code-2022'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8bdb648fb7b8b5df33eaf83c4377062bbff31480 [INFO] checking lapin-b/advent-of-code-2022 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flapin-b%2Fadvent-of-code-2022" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lapin-b/advent-of-code-2022 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/lapin-b/advent-of-code-2022 [INFO] finished tweaking git repo https://github.com/lapin-b/advent-of-code-2022 [INFO] tweaked toml for git repo https://github.com/lapin-b/advent-of-code-2022 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lapin-b/advent-of-code-2022 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8a99b33da98e10ab103657b7c40f6cd1c5de180cf106a79da1b09cba2926004c [INFO] running `Command { std: "docker" "start" "-a" "8a99b33da98e10ab103657b7c40f6cd1c5de180cf106a79da1b09cba2926004c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a99b33da98e10ab103657b7c40f6cd1c5de180cf106a79da1b09cba2926004c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a99b33da98e10ab103657b7c40f6cd1c5de180cf106a79da1b09cba2926004c", kill_on_drop: false }` [INFO] [stdout] 8a99b33da98e10ab103657b7c40f6cd1c5de180cf106a79da1b09cba2926004c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4e05a6bfb852bec8ac17dc949a36e5b08f541b7e0bfd0de7f49b937a8e89b957 [INFO] running `Command { std: "docker" "start" "-a" "4e05a6bfb852bec8ac17dc949a36e5b08f541b7e0bfd0de7f49b937a8e89b957", 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 anyhow v1.0.66 [INFO] [stderr] Checking utils v0.1.0 (/opt/rustwide/workdir/utils) [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day2) [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day1) [INFO] [stderr] Checking day3 v0.1.0 (/opt/rustwide/workdir/day3) [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day4) [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> day4/src/main.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> day4/src/main.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Display, Formatter}; [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.35s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4e05a6bfb852bec8ac17dc949a36e5b08f541b7e0bfd0de7f49b937a8e89b957", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e05a6bfb852bec8ac17dc949a36e5b08f541b7e0bfd0de7f49b937a8e89b957", kill_on_drop: false }` [INFO] [stdout] 4e05a6bfb852bec8ac17dc949a36e5b08f541b7e0bfd0de7f49b937a8e89b957 [INFO] checking lapin-b/advent-of-code-2022 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flapin-b%2Fadvent-of-code-2022" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lapin-b/advent-of-code-2022 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/lapin-b/advent-of-code-2022 [INFO] finished tweaking git repo https://github.com/lapin-b/advent-of-code-2022 [INFO] tweaked toml for git repo https://github.com/lapin-b/advent-of-code-2022 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lapin-b/advent-of-code-2022 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4b291afd82d6084d69f3c7101f20c6334842c905f985d11c652aab7ee48cd1d5 [INFO] running `Command { std: "docker" "start" "-a" "4b291afd82d6084d69f3c7101f20c6334842c905f985d11c652aab7ee48cd1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b291afd82d6084d69f3c7101f20c6334842c905f985d11c652aab7ee48cd1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b291afd82d6084d69f3c7101f20c6334842c905f985d11c652aab7ee48cd1d5", kill_on_drop: false }` [INFO] [stdout] 4b291afd82d6084d69f3c7101f20c6334842c905f985d11c652aab7ee48cd1d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4e1bc23d7bee3157685d3f36efcec31072c310a5d093f9c85417a383ce5df29a [INFO] running `Command { std: "docker" "start" "-a" "4e1bc23d7bee3157685d3f36efcec31072c310a5d093f9c85417a383ce5df29a", 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 anyhow v1.0.66 [INFO] [stderr] Checking utils v0.1.0 (/opt/rustwide/workdir/utils) [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day2) [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day1) [INFO] [stderr] Checking day3 v0.1.0 (/opt/rustwide/workdir/day3) [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day4) [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> day4/src/main.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Display, Formatter}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> day4/src/main.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Display, Formatter}; [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.04s [INFO] running `Command { std: "docker" "inspect" "4e1bc23d7bee3157685d3f36efcec31072c310a5d093f9c85417a383ce5df29a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e1bc23d7bee3157685d3f36efcec31072c310a5d093f9c85417a383ce5df29a", kill_on_drop: false }` [INFO] [stdout] 4e1bc23d7bee3157685d3f36efcec31072c310a5d093f9c85417a383ce5df29a