[INFO] updating cached repository https://github.com/Schr3da/Boxes---A-Small-Puzzle-Project
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] d5f401d22cdfab1215a9ffda6d4836249f025d5d
[INFO] checking Schr3da/Boxes---A-Small-Puzzle-Project against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchr3da%2FBoxes---A-Small-Puzzle-Project" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Schr3da/Boxes---A-Small-Puzzle-Project on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Schr3da/Boxes---A-Small-Puzzle-Project
[INFO] finished tweaking git repo https://github.com/Schr3da/Boxes---A-Small-Puzzle-Project
[INFO] tweaked toml for git repo https://github.com/Schr3da/Boxes---A-Small-Puzzle-Project written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Schr3da/Boxes---A-Small-Puzzle-Project already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f80d3b649a989db0140b8dd279b4beba6288e77ed5cf4314296504e020f8dcd3
[INFO] running `"docker" "start" "-a" "f80d3b649a989db0140b8dd279b4beba6288e77ed5cf4314296504e020f8dcd3"`
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking boxes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `std` is imported redundantly
[INFO] [stderr]   --> src/renderers.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         use std;
[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/utils.rs:32:34
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn iter_over_grid(func: &mut FnMut(i32, i32, i32)) {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32, i32, i32)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `std` is imported redundantly
[INFO] [stderr]   --> src/renderers.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         use std;
[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/utils.rs:32:34
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn iter_over_grid(func: &mut FnMut(i32, i32, i32)) {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32, i32, i32)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.02s
[INFO] running `"docker" "inspect" "f80d3b649a989db0140b8dd279b4beba6288e77ed5cf4314296504e020f8dcd3"`
[INFO] running `"docker" "rm" "-f" "f80d3b649a989db0140b8dd279b4beba6288e77ed5cf4314296504e020f8dcd3"`
[INFO] [stdout] f80d3b649a989db0140b8dd279b4beba6288e77ed5cf4314296504e020f8dcd3