[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 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelsergio%2Fchip8-disassembler" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelsergio/chip8-disassembler on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac41f1af95eef89755b60554974579e89ff23ced01d46c3e235795cd39c33445
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ac41f1af95eef89755b60554974579e89ff23ced01d46c3e235795cd39c33445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac41f1af95eef89755b60554974579e89ff23ced01d46c3e235795cd39c33445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac41f1af95eef89755b60554974579e89ff23ced01d46c3e235795cd39c33445", kill_on_drop: false }`
[INFO] [stdout] ac41f1af95eef89755b60554974579e89ff23ced01d46c3e235795cd39c33445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3861eee8fb7fd48ba5d78c4fac2605486e8c4b2a54b4dd573968f0afaea0f7ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3861eee8fb7fd48ba5d78c4fac2605486e8c4b2a54b4dd573968f0afaea0f7ee", 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 1.03s
[INFO] running `Command { std: "docker" "inspect" "3861eee8fb7fd48ba5d78c4fac2605486e8c4b2a54b4dd573968f0afaea0f7ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3861eee8fb7fd48ba5d78c4fac2605486e8c4b2a54b4dd573968f0afaea0f7ee", kill_on_drop: false }`
[INFO] [stdout] 3861eee8fb7fd48ba5d78c4fac2605486e8c4b2a54b4dd573968f0afaea0f7ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a267add28e5946935ffdf1c08710a16c7a00b993a902bd2bc93345aa99f284f
[INFO] running `Command { std: "docker" "start" "-a" "8a267add28e5946935ffdf1c08710a16c7a00b993a902bd2bc93345aa99f284f", 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 0.68s
[INFO] running `Command { std: "docker" "inspect" "8a267add28e5946935ffdf1c08710a16c7a00b993a902bd2bc93345aa99f284f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a267add28e5946935ffdf1c08710a16c7a00b993a902bd2bc93345aa99f284f", kill_on_drop: false }`
[INFO] [stdout] 8a267add28e5946935ffdf1c08710a16c7a00b993a902bd2bc93345aa99f284f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d95f6cfb0fe333fdf4f1a8fe67da6fc4f90f85997ff9c29ccedec864ef7c20a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d95f6cfb0fe333fdf4f1a8fe67da6fc4f90f85997ff9c29ccedec864ef7c20a", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `decode_op`
[INFO] [stderr]    --> src/main.rs:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 | fn decode_op(opcode: u8) -> &'static str {
[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 /opt/rustwide/target/debug/deps/chip8_disassemble-37b739a2bc3d771f
[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 `Command { std: "docker" "inspect" "6d95f6cfb0fe333fdf4f1a8fe67da6fc4f90f85997ff9c29ccedec864ef7c20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d95f6cfb0fe333fdf4f1a8fe67da6fc4f90f85997ff9c29ccedec864ef7c20a", kill_on_drop: false }`
[INFO] [stdout] 6d95f6cfb0fe333fdf4f1a8fe67da6fc4f90f85997ff9c29ccedec864ef7c20a