[INFO] cloning repository https://github.com/banditpig/AoC_2015_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/banditpig/AoC_2015_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbanditpig%2FAoC_2015_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbanditpig%2FAoC_2015_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c17ec8b7ed670bd99b4299a2c73fb4787a1c2604 [INFO] checking banditpig/AoC_2015_Rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbanditpig%2FAoC_2015_Rust" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/banditpig/AoC_2015_Rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/banditpig/AoC_2015_Rust [INFO] finished tweaking git repo https://github.com/banditpig/AoC_2015_Rust [INFO] tweaked toml for git repo https://github.com/banditpig/AoC_2015_Rust written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/banditpig/AoC_2015_Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5dbf711dff013b0ac5aa6c27fc8440828ef6eec404a3d3716b56d233542a75aa [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5dbf711dff013b0ac5aa6c27fc8440828ef6eec404a3d3716b56d233542a75aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5dbf711dff013b0ac5aa6c27fc8440828ef6eec404a3d3716b56d233542a75aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dbf711dff013b0ac5aa6c27fc8440828ef6eec404a3d3716b56d233542a75aa", kill_on_drop: false }` [INFO] [stdout] 5dbf711dff013b0ac5aa6c27fc8440828ef6eec404a3d3716b56d233542a75aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5abb9bffa39c6e366024d49c152fabb5899d5d185763e735df7b126ca5725588 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5abb9bffa39c6e366024d49c152fabb5899d5d185763e735df7b126ca5725588", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day6.rs:129:53 [INFO] [stdout] | [INFO] [stdout] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable) -> &'a mut Switchable { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day6.rs:129:79 [INFO] [stdout] | [INFO] [stdout] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable) -> &'a mut Switchable { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day6.rs:129:53 [INFO] [stdout] | [INFO] [stdout] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable) -> &'a mut Switchable { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day6.rs:129:79 [INFO] [stdout] | [INFO] [stdout] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable) -> &'a mut Switchable { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day6.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | let mut old = self[r][c]; [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/day6.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | let mut old = self[r][c]; [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: function is never used: `has_duplicates` [INFO] [stdout] --> src/utils.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn has_duplicates(v: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `has_duplicates` [INFO] [stdout] --> src/utils.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn has_duplicates(v: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.82s [INFO] running `Command { std: "docker" "inspect" "5abb9bffa39c6e366024d49c152fabb5899d5d185763e735df7b126ca5725588", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5abb9bffa39c6e366024d49c152fabb5899d5d185763e735df7b126ca5725588", kill_on_drop: false }` [INFO] [stdout] 5abb9bffa39c6e366024d49c152fabb5899d5d185763e735df7b126ca5725588