[INFO] updating cached repository https://github.com/johannst/chip-remu
[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] e779e119761bc6178d9c756809a8124599967cb0
[INFO] testing johannst/chip-remu against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohannst%2Fchip-remu" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johannst/chip-remu on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/johannst/chip-remu
[INFO] finished tweaking git repo https://github.com/johannst/chip-remu
[INFO] tweaked toml for git repo https://github.com/johannst/chip-remu written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/johannst/chip-remu already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 854b957add120945ee75c5a121dcf8e812c522cd7bd0e29c7e09ddfda89c59f4
[INFO] running `"docker" "start" "-a" "854b957add120945ee75c5a121dcf8e812c522cd7bd0e29c7e09ddfda89c59f4"`
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling chip8-remu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `dump`
[INFO] [stderr]    --> src/cpu.rs:257:5
[INFO] [stderr]     |
[INFO] [stderr] 257 |     pub fn dump(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read`
[INFO] [stderr]   --> src/gpu.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn read(&mut self, buf: &mut [T]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dump_range`
[INFO] [stderr]   --> src/memory.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn dump_range(&self, addr: usize, size: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dump`
[INFO] [stderr]   --> src/memory.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn dump(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `"docker" "inspect" "854b957add120945ee75c5a121dcf8e812c522cd7bd0e29c7e09ddfda89c59f4"`
[INFO] running `"docker" "rm" "-f" "854b957add120945ee75c5a121dcf8e812c522cd7bd0e29c7e09ddfda89c59f4"`
[INFO] [stdout] 854b957add120945ee75c5a121dcf8e812c522cd7bd0e29c7e09ddfda89c59f4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ce71992ee3ebfc3566de2d769868e110d22ecc16bd8bb4a30d41e4e3ff849b7a
[INFO] running `"docker" "start" "-a" "ce71992ee3ebfc3566de2d769868e110d22ecc16bd8bb4a30d41e4e3ff849b7a"`
[INFO] [stderr]    Compiling chip8-remu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `dump`
[INFO] [stderr]    --> src/cpu.rs:257:5
[INFO] [stderr]     |
[INFO] [stderr] 257 |     pub fn dump(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dump_range`
[INFO] [stderr]   --> src/memory.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn dump_range(&self, addr: usize, size: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dump`
[INFO] [stderr]   --> src/memory.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn dump(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "ce71992ee3ebfc3566de2d769868e110d22ecc16bd8bb4a30d41e4e3ff849b7a"`
[INFO] running `"docker" "rm" "-f" "ce71992ee3ebfc3566de2d769868e110d22ecc16bd8bb4a30d41e4e3ff849b7a"`
[INFO] [stdout] ce71992ee3ebfc3566de2d769868e110d22ecc16bd8bb4a30d41e4e3ff849b7a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 3f867e0a248fcb81417fa9078ef1b99fbb035df0eb8d97d6c273ba2d2932fc6a
[INFO] running `"docker" "start" "-a" "3f867e0a248fcb81417fa9078ef1b99fbb035df0eb8d97d6c273ba2d2932fc6a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8_remu-4d8699c772256126
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test decoder::unittest::test_no_arg_instr ... ok
[INFO] [stdout] test decoder::unittest::test_addr_instr ... ok
[INFO] [stdout] test decoder::unittest::test_reg_byte_instr ... ok
[INFO] [stdout] test decoder::unittest::test_reg_reg_instr ... ok
[INFO] [stdout] test decoder::unittest::test_reg_reg_nibble_instr ... ok
[INFO] [stdout] test decoder::unittest::test_unknown_nistr ... ok
[INFO] [stdout] test gpu::test::gpu_write_sprite ... ok
[INFO] [stdout] test gpu::test::pb_read ... ok
[INFO] [stdout] test gpu::test::pb_write ... ok
[INFO] [stdout] test gpu::test::pb_write_wrapping ... ok
[INFO] [stdout] test decoder::unittest::test_reg_instr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3f867e0a248fcb81417fa9078ef1b99fbb035df0eb8d97d6c273ba2d2932fc6a"`
[INFO] running `"docker" "rm" "-f" "3f867e0a248fcb81417fa9078ef1b99fbb035df0eb8d97d6c273ba2d2932fc6a"`
[INFO] [stdout] 3f867e0a248fcb81417fa9078ef1b99fbb035df0eb8d97d6c273ba2d2932fc6a