[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 try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmschreiber%2Fadvent-of-code-2018" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmschreiber/advent-of-code-2018 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 231c71b23b8714a2e7f5be7f7878a67bf0879641260000398184ace5b7d8f72a
[INFO] running `Command { std: "docker" "start" "-a" "231c71b23b8714a2e7f5be7f7878a67bf0879641260000398184ace5b7d8f72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "231c71b23b8714a2e7f5be7f7878a67bf0879641260000398184ace5b7d8f72a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231c71b23b8714a2e7f5be7f7878a67bf0879641260000398184ace5b7d8f72a", kill_on_drop: false }`
[INFO] [stdout] 231c71b23b8714a2e7f5be7f7878a67bf0879641260000398184ace5b7d8f72a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3d858c6d1e46dc8d33d21677b10f39e49859d87d74d75548f952b6177225ae0
[INFO] running `Command { std: "docker" "start" "-a" "f3d858c6d1e46dc8d33d21677b10f39e49859d87d74d75548f952b6177225ae0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking pin-project-lite v0.2.1
[INFO] [stderr]     Checking futures-core v0.3.10
[INFO] [stderr]     Checking futures-sink v0.3.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-io v0.3.9
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]     Checking bytes v1.0.0
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking fixedbitset v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.10
[INFO] [stderr]     Checking futures-task v0.3.10
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking pathfinding v2.1.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[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]     Checking futures-util v0.3.9
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling cached_proc_macro v0.6.0
[INFO] [stderr]     Checking tokio-stream v0.1.1
[INFO] [stderr]     Checking futures-executor v0.3.9
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking tokio-util v0.6.0
[INFO] [stderr]     Checking cached v0.22.0
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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] [stderr] error: could not compile `puzzle-base` (bin "puzzle-base") due to 1 previous error; 6 warnings emitted
[INFO] [stdout] error: struct `Recipe` is never constructed
[INFO] [stdout]   --> src/puzzle14.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Recipe {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] error: struct `Recipe` is never constructed
[INFO] [stdout]   --> src/puzzle14.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Recipe {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[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] [stderr] error: could not compile `puzzle-base` (bin "puzzle-base" test) due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f3d858c6d1e46dc8d33d21677b10f39e49859d87d74d75548f952b6177225ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d858c6d1e46dc8d33d21677b10f39e49859d87d74d75548f952b6177225ae0", kill_on_drop: false }`
[INFO] [stdout] f3d858c6d1e46dc8d33d21677b10f39e49859d87d74d75548f952b6177225ae0
