[INFO] cloning repository https://github.com/michaelsergio/chip8-disassembler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelsergio/chip8-disassembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsergio%2Fchip8-disassembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsergio%2Fchip8-disassembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d5cd1ea2378cd8f0a67ce4ada81d8fff1600b0e
[INFO] testing michaelsergio/chip8-disassembler against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsergio%2Fchip8-disassembler" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelsergio/chip8-disassembler on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelsergio/chip8-disassembler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccbcbb21217daed168792929960d0ca6aef674681628f49f52f605b6aa9f4a8c
[INFO] running `Command { std: "docker" "start" "-a" "ccbcbb21217daed168792929960d0ca6aef674681628f49f52f605b6aa9f4a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccbcbb21217daed168792929960d0ca6aef674681628f49f52f605b6aa9f4a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbcbb21217daed168792929960d0ca6aef674681628f49f52f605b6aa9f4a8c", kill_on_drop: false }`
[INFO] [stdout] ccbcbb21217daed168792929960d0ca6aef674681628f49f52f605b6aa9f4a8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abc2642c02f6b60d7091d5d682951c2073875c093f510d604d9209a5d91e9ceb
[INFO] running `Command { std: "docker" "start" "-a" "abc2642c02f6b60d7091d5d682951c2073875c093f510d604d9209a5d91e9ceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8-disassemble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `decode_op`
[INFO] [stdout]    --> src/main.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn decode_op(opcode: u8) -> &'static str {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "abc2642c02f6b60d7091d5d682951c2073875c093f510d604d9209a5d91e9ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc2642c02f6b60d7091d5d682951c2073875c093f510d604d9209a5d91e9ceb", kill_on_drop: false }`
[INFO] [stdout] abc2642c02f6b60d7091d5d682951c2073875c093f510d604d9209a5d91e9ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9b1734c03232086c9147b9c28d6a8de93c8f182b29240abde96b52d32f701e
[INFO] running `Command { std: "docker" "start" "-a" "0c9b1734c03232086c9147b9c28d6a8de93c8f182b29240abde96b52d32f701e", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8-disassemble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `decode_op`
[INFO] [stdout]    --> src/main.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn decode_op(opcode: u8) -> &'static str {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "0c9b1734c03232086c9147b9c28d6a8de93c8f182b29240abde96b52d32f701e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9b1734c03232086c9147b9c28d6a8de93c8f182b29240abde96b52d32f701e", kill_on_drop: false }`
[INFO] [stdout] 0c9b1734c03232086c9147b9c28d6a8de93c8f182b29240abde96b52d32f701e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 32ae9ebe8dbc31aef487863ed4218f8ce13385b3d7697d5c75340ed7645efea6
[INFO] running `Command { std: "docker" "start" "-a" "32ae9ebe8dbc31aef487863ed4218f8ce13385b3d7697d5c75340ed7645efea6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `decode_op`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:143:4
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 143 | fn decode_op(opcode: u8) -> &'static str {
[INFO] [stdout] 
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chip8_disassemble-16acbae972467a5f)
[INFO] running `Command { std: "docker" "inspect" "32ae9ebe8dbc31aef487863ed4218f8ce13385b3d7697d5c75340ed7645efea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ae9ebe8dbc31aef487863ed4218f8ce13385b3d7697d5c75340ed7645efea6", kill_on_drop: false }`
[INFO] [stdout] 32ae9ebe8dbc31aef487863ed4218f8ce13385b3d7697d5c75340ed7645efea6