[INFO] cloning repository https://github.com/dmschreiber/advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmschreiber/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 673173031121af8103c4cab7120cac905265a67d [INFO] checking dmschreiber/advent-of-code-2018 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018" "/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/dmschreiber/advent-of-code-2018 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/dmschreiber/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/dmschreiber/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/dmschreiber/advent-of-code-2018 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dmschreiber/advent-of-code-2018 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 crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pin-project-lite v0.2.1 [INFO] [stderr] Downloaded futures-sink v0.3.10 [INFO] [stderr] Downloaded bytes v1.0.0 [INFO] [stderr] Downloaded futures-io v0.3.9 [INFO] [stderr] Downloaded futures-core v0.3.10 [INFO] [stderr] Downloaded tokio-stream v0.1.1 [INFO] [stderr] Downloaded cached_proc_macro v0.6.0 [INFO] [stderr] Downloaded futures-channel v0.3.10 [INFO] [stderr] Downloaded futures-util v0.3.9 [INFO] [stderr] Downloaded tokio v1.0.1 [INFO] [stderr] Downloaded pathfinding v2.1.1 [INFO] [stderr] Downloaded futures-task v0.3.10 [INFO] [stderr] Downloaded cached v0.22.0 [INFO] [stderr] Downloaded futures-executor v0.3.9 [INFO] [stderr] Downloaded futures-macro v0.3.9 [INFO] [stderr] Downloaded tokio-util v0.6.0 [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] d4a7de5e7013395a64f9d23ee7001b152595d8f9e8e608dfbd5514a83e577afc [INFO] running `Command { std: "docker" "start" "-a" "d4a7de5e7013395a64f9d23ee7001b152595d8f9e8e608dfbd5514a83e577afc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4a7de5e7013395a64f9d23ee7001b152595d8f9e8e608dfbd5514a83e577afc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4a7de5e7013395a64f9d23ee7001b152595d8f9e8e608dfbd5514a83e577afc", kill_on_drop: false }` [INFO] [stdout] d4a7de5e7013395a64f9d23ee7001b152595d8f9e8e608dfbd5514a83e577afc [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] faaba8eb4b5ce96118d93cded3296bb78d167c2db2d0ec241f2866a8973392b2 [INFO] running `Command { std: "docker" "start" "-a" "faaba8eb4b5ce96118d93cded3296bb78d167c2db2d0ec241f2866a8973392b2", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking pin-project-lite v0.2.1 [INFO] [stderr] Checking futures-core v0.3.10 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking futures-sink v0.3.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking futures-io v0.3.9 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Checking futures-channel v0.3.10 [INFO] [stderr] Checking futures-task v0.3.10 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Checking bytes v1.0.0 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling cached_proc_macro_types v0.1.0 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking fixedbitset v0.3.1 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking pathfinding v2.1.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling futures-macro v0.3.9 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling async-trait v0.1.42 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking futures-util v0.3.9 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling cached_proc_macro v0.6.0 [INFO] [stderr] Checking futures-executor v0.3.9 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking cached v0.22.0 [INFO] [stderr] Checking tokio-stream v0.1.1 [INFO] [stderr] Checking tokio-util v0.6.0 [INFO] [stderr] Checking puzzle-base v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/puzzle24.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut target_group = groups.get_mut(target_pos).unwrap(); [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/puzzle24.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut target_group = groups.get_mut(target_pos).unwrap(); [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/puzzle15.rs:169:7 [INFO] [stdout] | [INFO] [stdout] 169 | let mut target = units.get_mut(target_position).unwrap(); [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/puzzle15.rs:190:7 [INFO] [stdout] | [INFO] [stdout] 190 | let mut target = units.get_mut(target_position).unwrap(); [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/puzzle15.rs:169:7 [INFO] [stdout] | [INFO] [stdout] 169 | let mut target = units.get_mut(target_position).unwrap(); [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/puzzle9.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | let mut prev = map.get_mut(&prev_marble).unwrap(); [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/puzzle9.rs:88:7 [INFO] [stdout] | [INFO] [stdout] 88 | let mut next = map.get_mut(&next_marble).unwrap(); [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/puzzle15.rs:190:7 [INFO] [stdout] | [INFO] [stdout] 190 | let mut target = units.get_mut(target_position).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/puzzle9.rs:82:40 [INFO] [stdout] | [INFO] [stdout] 82 | let target = map.get(&which).unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Marble` does not implement `Clone`, so calling `clone` on `&Marble` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 82 - let target = map.get(&which).unwrap().clone(); [INFO] [stdout] 82 + let target = map.get(&which).unwrap(); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Marble`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 29 + #[derive(Clone)] [INFO] [stdout] 30 | pub struct Marble { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/puzzle9.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | let mut prev = map.get_mut(&prev_marble).unwrap(); [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/puzzle9.rs:88:7 [INFO] [stdout] | [INFO] [stdout] 88 | let mut next = map.get_mut(&next_marble).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/puzzle9.rs:82:40 [INFO] [stdout] | [INFO] [stdout] 82 | let target = map.get(&which).unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Marble` does not implement `Clone`, so calling `clone` on `&Marble` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 82 - let target = map.get(&which).unwrap().clone(); [INFO] [stdout] 82 + let target = map.get(&which).unwrap(); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Marble`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 29 + #[derive(Clone)] [INFO] [stdout] 30 | pub struct Marble { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.46s [INFO] running `Command { std: "docker" "inspect" "faaba8eb4b5ce96118d93cded3296bb78d167c2db2d0ec241f2866a8973392b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "faaba8eb4b5ce96118d93cded3296bb78d167c2db2d0ec241f2866a8973392b2", kill_on_drop: false }` [INFO] [stdout] faaba8eb4b5ce96118d93cded3296bb78d167c2db2d0ec241f2866a8973392b2 [INFO] checking dmschreiber/advent-of-code-2018 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018" "/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/dmschreiber/advent-of-code-2018 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/dmschreiber/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/dmschreiber/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/dmschreiber/advent-of-code-2018 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dmschreiber/advent-of-code-2018 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] dfe52b16802a13071296444fe2d03d0545af6e1462144ef03840cda7d36b5045 [INFO] running `Command { std: "docker" "start" "-a" "dfe52b16802a13071296444fe2d03d0545af6e1462144ef03840cda7d36b5045", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfe52b16802a13071296444fe2d03d0545af6e1462144ef03840cda7d36b5045", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfe52b16802a13071296444fe2d03d0545af6e1462144ef03840cda7d36b5045", kill_on_drop: false }` [INFO] [stdout] dfe52b16802a13071296444fe2d03d0545af6e1462144ef03840cda7d36b5045 [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] b2c0f45eef1962156e1fd6fbadf8f6baab88792422ff251d0950202c444d4175 [INFO] running `Command { std: "docker" "start" "-a" "b2c0f45eef1962156e1fd6fbadf8f6baab88792422ff251d0950202c444d4175", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking pin-project-lite v0.2.1 [INFO] [stderr] Checking futures-core v0.3.10 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking futures-sink v0.3.10 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Checking futures-io v0.3.9 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking futures-task v0.3.10 [INFO] [stderr] Checking futures-channel v0.3.10 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Checking bytes v1.0.0 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling cached_proc_macro_types v0.1.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking fixedbitset v0.3.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking pathfinding v2.1.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling futures-macro v0.3.9 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling async-trait v0.1.42 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking futures-util v0.3.9 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling cached_proc_macro v0.6.0 [INFO] [stderr] Checking futures-executor v0.3.9 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking cached v0.22.0 [INFO] [stderr] Checking tokio-stream v0.1.1 [INFO] [stderr] Checking tokio-util v0.6.0 [INFO] [stderr] Checking puzzle-base v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/puzzle24.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut target_group = groups.get_mut(target_pos).unwrap(); [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/puzzle24.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut target_group = groups.get_mut(target_pos).unwrap(); [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/puzzle15.rs:169:7 [INFO] [stdout] | [INFO] [stdout] 169 | let mut target = units.get_mut(target_position).unwrap(); [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/puzzle15.rs:190:7 [INFO] [stdout] | [INFO] [stdout] 190 | let mut target = units.get_mut(target_position).unwrap(); [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/puzzle15.rs:169:7 [INFO] [stdout] | [INFO] [stdout] 169 | let mut target = units.get_mut(target_position).unwrap(); [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/puzzle15.rs:190:7 [INFO] [stdout] | [INFO] [stdout] 190 | let mut target = units.get_mut(target_position).unwrap(); [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/puzzle9.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | let mut prev = map.get_mut(&prev_marble).unwrap(); [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/puzzle9.rs:88:7 [INFO] [stdout] | [INFO] [stdout] 88 | let mut next = map.get_mut(&next_marble).unwrap(); [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/puzzle9.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | let mut prev = map.get_mut(&prev_marble).unwrap(); [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/puzzle9.rs:88:7 [INFO] [stdout] | [INFO] [stdout] 88 | let mut next = map.get_mut(&next_marble).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/puzzle9.rs:82:40 [INFO] [stdout] | [INFO] [stdout] 82 | let target = map.get(&which).unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Marble` does not implement `Clone`, so calling `clone` on `&Marble` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 82 - let target = map.get(&which).unwrap().clone(); [INFO] [stdout] 82 + let target = map.get(&which).unwrap(); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Marble`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 29 + #[derive(Clone)] [INFO] [stdout] 30 | pub struct Marble { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/puzzle9.rs:82:40 [INFO] [stdout] | [INFO] [stdout] 82 | let target = map.get(&which).unwrap().clone(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Marble` does not implement `Clone`, so calling `clone` on `&Marble` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 82 - let target = map.get(&which).unwrap().clone(); [INFO] [stdout] 82 + let target = map.get(&which).unwrap(); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Marble`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 29 + #[derive(Clone)] [INFO] [stdout] 30 | pub struct Marble { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.59s [INFO] running `Command { std: "docker" "inspect" "b2c0f45eef1962156e1fd6fbadf8f6baab88792422ff251d0950202c444d4175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2c0f45eef1962156e1fd6fbadf8f6baab88792422ff251d0950202c444d4175", kill_on_drop: false }` [INFO] [stdout] b2c0f45eef1962156e1fd6fbadf8f6baab88792422ff251d0950202c444d4175