[INFO] updating cached repository https://github.com/michaelsergio/chip8-disassembler
[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] 29362573575a6a26f68d1f2a59412c1e9585941e
[INFO] testing michaelsergio/chip8-disassembler against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsergio%2Fchip8-disassembler" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelsergio/chip8-disassembler 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/michaelsergio/chip8-disassembler
[INFO] finished tweaking git repo https://github.com/michaelsergio/chip8-disassembler
[INFO] tweaked toml for git repo https://github.com/michaelsergio/chip8-disassembler written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelsergio/chip8-disassembler 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] bdcf7b0d48f4bce11f6b54fff9178b09671cc4e9f9f602cb36448215cd725ecf
[INFO] running `"docker" "start" "-a" "bdcf7b0d48f4bce11f6b54fff9178b09671cc4e9f9f602cb36448215cd725ecf"`
[INFO] [stderr]    Compiling chip8-disassemble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `decode_op`
[INFO] [stderr]    --> src/main.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn decode_op(opcode: u8) -> &'static str {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "bdcf7b0d48f4bce11f6b54fff9178b09671cc4e9f9f602cb36448215cd725ecf"`
[INFO] running `"docker" "rm" "-f" "bdcf7b0d48f4bce11f6b54fff9178b09671cc4e9f9f602cb36448215cd725ecf"`
[INFO] [stdout] bdcf7b0d48f4bce11f6b54fff9178b09671cc4e9f9f602cb36448215cd725ecf
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 0c6444d5dcd933fc9f9950d4343948146c89fea2a11e3e7f83c9c288828c26e8
[INFO] running `"docker" "start" "-a" "0c6444d5dcd933fc9f9950d4343948146c89fea2a11e3e7f83c9c288828c26e8"`
[INFO] [stderr]    Compiling chip8-disassemble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `decode_op`
[INFO] [stderr]    --> src/main.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn decode_op(opcode: u8) -> &'static str {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "0c6444d5dcd933fc9f9950d4343948146c89fea2a11e3e7f83c9c288828c26e8"`
[INFO] running `"docker" "rm" "-f" "0c6444d5dcd933fc9f9950d4343948146c89fea2a11e3e7f83c9c288828c26e8"`
[INFO] [stdout] 0c6444d5dcd933fc9f9950d4343948146c89fea2a11e3e7f83c9c288828c26e8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 89e747f7eb6c40132d547c7969fc98082710a14e1bb104f49b281496b371756b
[INFO] running `"docker" "start" "-a" "89e747f7eb6c40132d547c7969fc98082710a14e1bb104f49b281496b371756b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8_disassemble-b508f6fd00c8d10a
[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" "89e747f7eb6c40132d547c7969fc98082710a14e1bb104f49b281496b371756b"`
[INFO] running `"docker" "rm" "-f" "89e747f7eb6c40132d547c7969fc98082710a14e1bb104f49b281496b371756b"`
[INFO] [stdout] 89e747f7eb6c40132d547c7969fc98082710a14e1bb104f49b281496b371756b