[INFO] updating cached repository https://github.com/banditpig/AoC_2015_Rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c17ec8b7ed670bd99b4299a2c73fb4787a1c2604
[INFO] testing banditpig/AoC_2015_Rust against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbanditpig%2FAoC_2015_Rust" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/banditpig/AoC_2015_Rust on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 work/builds/worker-4/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 `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] f94b75657866e2de29bf6df08c2bed0da3d79fad620380e1bcc4a1302ae3032e
[INFO] running `"docker" "start" "-a" "f94b75657866e2de29bf6df08c2bed0da3d79fad620380e1bcc4a1302ae3032e"`
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/day6.rs:129:53
[INFO] [stderr]     |
[INFO] [stderr] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable<T>) -> &'a mut Switchable<T> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/day6.rs:129:79
[INFO] [stderr]     |
[INFO] [stderr] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable<T>) -> &'a mut Switchable<T> {
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day6.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |                         let mut old = self[r][c];
[INFO] [stderr]    |                             ----^^^
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `has_duplicates`
[INFO] [stderr]   --> src/utils.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn has_duplicates<T: Eq + Ord + Clone>(v: &Vec<T>) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `"docker" "inspect" "f94b75657866e2de29bf6df08c2bed0da3d79fad620380e1bcc4a1302ae3032e"`
[INFO] running `"docker" "rm" "-f" "f94b75657866e2de29bf6df08c2bed0da3d79fad620380e1bcc4a1302ae3032e"`
[INFO] [stdout] f94b75657866e2de29bf6df08c2bed0da3d79fad620380e1bcc4a1302ae3032e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bea55ebaf8911cf94492322a4c00e799f465eeafd2b2202c454c7af5895c09bb
[INFO] running `"docker" "start" "-a" "bea55ebaf8911cf94492322a4c00e799f465eeafd2b2202c454c7af5895c09bb"`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/day6.rs:129:53
[INFO] [stderr]     |
[INFO] [stderr] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable<T>) -> &'a mut Switchable<T> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/day6.rs:129:79
[INFO] [stderr]     |
[INFO] [stderr] 129 | fn run_ops_gen<'a, T>(ops: &AllOps, lights: &'a mut Switchable<T>) -> &'a mut Switchable<T> {
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn Switchable<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day6.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |                         let mut old = self[r][c];
[INFO] [stderr]    |                             ----^^^
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `has_duplicates`
[INFO] [stderr]   --> src/utils.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn has_duplicates<T: Eq + Ord + Clone>(v: &Vec<T>) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `"docker" "inspect" "bea55ebaf8911cf94492322a4c00e799f465eeafd2b2202c454c7af5895c09bb"`
[INFO] running `"docker" "rm" "-f" "bea55ebaf8911cf94492322a4c00e799f465eeafd2b2202c454c7af5895c09bb"`
[INFO] [stdout] bea55ebaf8911cf94492322a4c00e799f465eeafd2b2202c454c7af5895c09bb
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 0d298422f14207173b7badedbf7fa2b2f92640a4b6839c82dae7166383b1bb5b
[INFO] running `"docker" "start" "-a" "0d298422f14207173b7badedbf7fa2b2f92640a4b6839c82dae7166383b1bb5b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust-29e990ac433d96a6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0d298422f14207173b7badedbf7fa2b2f92640a4b6839c82dae7166383b1bb5b"`
[INFO] running `"docker" "rm" "-f" "0d298422f14207173b7badedbf7fa2b2f92640a4b6839c82dae7166383b1bb5b"`
[INFO] [stdout] 0d298422f14207173b7badedbf7fa2b2f92640a4b6839c82dae7166383b1bb5b