[INFO] cloning repository https://github.com/Tichau/advent-of-code-2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tichau/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTichau%2Fadvent-of-code-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTichau%2Fadvent-of-code-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f7c8fbfb08b8970398a9bed3f910f878ae2025b6 [INFO] checking Tichau/advent-of-code-2021 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTichau%2Fadvent-of-code-2021" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Tichau/advent-of-code-2021 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/Tichau/advent-of-code-2021 [INFO] finished tweaking git repo https://github.com/Tichau/advent-of-code-2021 [INFO] tweaked toml for git repo https://github.com/Tichau/advent-of-code-2021 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Tichau/advent-of-code-2021 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] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.109 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a09eb2dac88298480e74aa2594cf61a839a364e8a2e8d4e81d7e5572e25f93bc [INFO] running `Command { std: "docker" "start" "-a" "a09eb2dac88298480e74aa2594cf61a839a364e8a2e8d4e81d7e5572e25f93bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a09eb2dac88298480e74aa2594cf61a839a364e8a2e8d4e81d7e5572e25f93bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a09eb2dac88298480e74aa2594cf61a839a364e8a2e8d4e81d7e5572e25f93bc", kill_on_drop: false }` [INFO] [stdout] a09eb2dac88298480e74aa2594cf61a839a364e8a2e8d4e81d7e5572e25f93bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 875b7548f0bda642ab3ecd14cb354a4426061fc7d194037037f9c578e9639d32 [INFO] running `Command { std: "docker" "start" "-a" "875b7548f0bda642ab3ecd14cb354a4426061fc7d194037037f9c578e9639d32", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking aoc2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pair = &mut pairs[pair_index]; [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: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:34:29 [INFO] [stdout] | [INFO] [stdout] 34 | let mut pair = &mut pairs[pair_index]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pair = &mut pairs[pair_index]; [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: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:34:29 [INFO] [stdout] | [INFO] [stdout] 34 | let mut pair = &mut pairs[pair_index]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.22s [INFO] running `Command { std: "docker" "inspect" "875b7548f0bda642ab3ecd14cb354a4426061fc7d194037037f9c578e9639d32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "875b7548f0bda642ab3ecd14cb354a4426061fc7d194037037f9c578e9639d32", kill_on_drop: false }` [INFO] [stdout] 875b7548f0bda642ab3ecd14cb354a4426061fc7d194037037f9c578e9639d32 [INFO] checking Tichau/advent-of-code-2021 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTichau%2Fadvent-of-code-2021" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Tichau/advent-of-code-2021 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Tichau/advent-of-code-2021 [INFO] finished tweaking git repo https://github.com/Tichau/advent-of-code-2021 [INFO] tweaked toml for git repo https://github.com/Tichau/advent-of-code-2021 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Tichau/advent-of-code-2021 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b446e2180f2afc7ac01fc44d981f43db3599a76e9fd7eba0e846cd22bc96d44d [INFO] running `Command { std: "docker" "start" "-a" "b446e2180f2afc7ac01fc44d981f43db3599a76e9fd7eba0e846cd22bc96d44d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b446e2180f2afc7ac01fc44d981f43db3599a76e9fd7eba0e846cd22bc96d44d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b446e2180f2afc7ac01fc44d981f43db3599a76e9fd7eba0e846cd22bc96d44d", kill_on_drop: false }` [INFO] [stdout] b446e2180f2afc7ac01fc44d981f43db3599a76e9fd7eba0e846cd22bc96d44d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 288c2187988c4e99a2a40304e6b330394a0ae9ebe1a1253ded8f7397f621b084 [INFO] running `Command { std: "docker" "start" "-a" "288c2187988c4e99a2a40304e6b330394a0ae9ebe1a1253ded8f7397f621b084", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking aoc2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pair = &mut pairs[pair_index]; [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: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:34:29 [INFO] [stdout] | [INFO] [stdout] 34 | let mut pair = &mut pairs[pair_index]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | let mut pair = &mut pairs[pair_index]; [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: variable does not need to be mutable [INFO] [stdout] --> src/solvers/day18.rs:34:29 [INFO] [stdout] | [INFO] [stdout] 34 | let mut pair = &mut pairs[pair_index]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.19s [INFO] running `Command { std: "docker" "inspect" "288c2187988c4e99a2a40304e6b330394a0ae9ebe1a1253ded8f7397f621b084", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "288c2187988c4e99a2a40304e6b330394a0ae9ebe1a1253ded8f7397f621b084", kill_on_drop: false }` [INFO] [stdout] 288c2187988c4e99a2a40304e6b330394a0ae9ebe1a1253ded8f7397f621b084