[INFO] cloning repository byronwasti/chip-8-emulator
[INFO] running `"git" "clone" "--bare" "git://github.com/byronwasti/chip-8-emulator.git" "work/cache/sources/gh/byronwasti/chip-8-emulator"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/byronwasti/chip-8-emulator'...
[INFO] running `"git" "clone" "work/cache/sources/gh/byronwasti/chip-8-emulator" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/byronwasti/chip-8-emulator"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/byronwasti/chip-8-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/byronwasti/chip-8-emulator" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/byronwasti/chip-8-emulator"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/byronwasti/chip-8-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75a875ae044f0ce8fd29306f3ca549b17a094ca7
[INFO] sha for GitHub repo byronwasti/chip-8-emulator: 75a875ae044f0ce8fd29306f3ca549b17a094ca7
[INFO] validating manifest of byronwasti/chip-8-emulator on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of byronwasti/chip-8-emulator on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing byronwasti/chip-8-emulator
[INFO] finished frobbing byronwasti/chip-8-emulator
[INFO] frobbed toml for byronwasti/chip-8-emulator written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/byronwasti/chip-8-emulator/Cargo.toml
[INFO] started frobbing byronwasti/chip-8-emulator
[INFO] finished frobbing byronwasti/chip-8-emulator
[INFO] frobbed toml for byronwasti/chip-8-emulator written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/byronwasti/chip-8-emulator/Cargo.toml
[INFO] crate byronwasti/chip-8-emulator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking byronwasti/chip-8-emulator against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-0/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/byronwasti/chip-8-emulator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0537212ecf69e9cb493a50916e10ac1feacce82d6cc6c25602486e361d33ea85
[INFO] running `"docker" "start" "-a" "0537212ecf69e9cb493a50916e10ac1feacce82d6cc6c25602486e361d33ea85"`
[INFO] [stderr]     Checking serde v1.0.25
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]    Compiling serde_derive_internals v0.18.1
[INFO] [stderr]     Checking miniz-sys v0.1.10
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]    Compiling serde_derive v1.0.25
[INFO] [stderr]     Checking structopt v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]     Checking log v0.4.0
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking serde-value v0.5.1
[INFO] [stderr]     Checking log4rs v0.8.0
[INFO] [stderr]     Checking chip8-emulator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/sdl2_peripherals.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/sdl2_peripherals.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.71s
[INFO] running `"docker" "inspect" "0537212ecf69e9cb493a50916e10ac1feacce82d6cc6c25602486e361d33ea85"`
[INFO] running `"docker" "rm" "-f" "0537212ecf69e9cb493a50916e10ac1feacce82d6cc6c25602486e361d33ea85"`
[INFO] [stdout] 0537212ecf69e9cb493a50916e10ac1feacce82d6cc6c25602486e361d33ea85