[INFO] cloning repository https://github.com/derekwheel/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/derekwheel/chip8-disassembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekwheel%2Fchip8-disassembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekwheel%2Fchip8-disassembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce065be58fb6f66e484baef62722c7e95c516f1d
[INFO] testing derekwheel/chip8-disassembler against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekwheel%2Fchip8-disassembler" "/workspace/builds/worker-69/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/derekwheel/chip8-disassembler on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/derekwheel/chip8-disassembler
[INFO] finished tweaking git repo https://github.com/derekwheel/chip8-disassembler
[INFO] tweaked toml for git repo https://github.com/derekwheel/chip8-disassembler written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate git repo https://github.com/derekwheel/chip8-disassembler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 736875bbb6427966f7a984a405f5b898a1d5befe248cf6eb4d979684b284ac4e
[INFO] running `Command { std: "docker" "start" "-a" "736875bbb6427966f7a984a405f5b898a1d5befe248cf6eb4d979684b284ac4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "736875bbb6427966f7a984a405f5b898a1d5befe248cf6eb4d979684b284ac4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736875bbb6427966f7a984a405f5b898a1d5befe248cf6eb4d979684b284ac4e", kill_on_drop: false }`
[INFO] [stdout] 736875bbb6427966f7a984a405f5b898a1d5befe248cf6eb4d979684b284ac4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 641c6affdc2c44ee8a3634aea8fe842355effb14719955f464d390e81ef8f6c8
[INFO] running `Command { std: "docker" "start" "-a" "641c6affdc2c44ee8a3634aea8fe842355effb14719955f464d390e81ef8f6c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chip8-disassembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `addr`
[INFO] [stdout]  --> src/opcode/args.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     addr: u16
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register`
[INFO] [stdout]   --> src/opcode/args.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     register: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]   --> src/opcode/args.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     value: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register`
[INFO] [stdout]   --> src/opcode/args.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     register: usize
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register1`
[INFO] [stdout]   --> src/opcode/args.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     register1: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register2`
[INFO] [stdout]   --> src/opcode/args.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     register2: usize
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "641c6affdc2c44ee8a3634aea8fe842355effb14719955f464d390e81ef8f6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641c6affdc2c44ee8a3634aea8fe842355effb14719955f464d390e81ef8f6c8", kill_on_drop: false }`
[INFO] [stdout] 641c6affdc2c44ee8a3634aea8fe842355effb14719955f464d390e81ef8f6c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64fd19f564e72013f03957c2c3d1fe8c746f9e511e6c7d3721acb2ac866f2c6a
[INFO] running `Command { std: "docker" "start" "-a" "64fd19f564e72013f03957c2c3d1fe8c746f9e511e6c7d3721acb2ac866f2c6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8-disassembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `addr`
[INFO] [stdout]  --> src/opcode/args.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     addr: u16
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register`
[INFO] [stdout]   --> src/opcode/args.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     register: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]   --> src/opcode/args.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     value: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register`
[INFO] [stdout]   --> src/opcode/args.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     register: usize
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register1`
[INFO] [stdout]   --> src/opcode/args.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     register1: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register2`
[INFO] [stdout]   --> src/opcode/args.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     register2: usize
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "64fd19f564e72013f03957c2c3d1fe8c746f9e511e6c7d3721acb2ac866f2c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64fd19f564e72013f03957c2c3d1fe8c746f9e511e6c7d3721acb2ac866f2c6a", kill_on_drop: false }`
[INFO] [stdout] 64fd19f564e72013f03957c2c3d1fe8c746f9e511e6c7d3721acb2ac866f2c6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08518f84ad84723afb88a0e2c7780661b6e7a34d2f04ad8390baa6168f299c3f
[INFO] running `Command { std: "docker" "start" "-a" "08518f84ad84723afb88a0e2c7780661b6e7a34d2f04ad8390baa6168f299c3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `addr`
[INFO] [stderr]  --> src/opcode/args.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     addr: u16
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `register`
[INFO] [stderr]   --> src/opcode/args.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     register: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]   --> src/opcode/args.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     value: u8,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `register`
[INFO] [stderr]   --> src/opcode/args.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     register: usize
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `register1`
[INFO] [stderr]   --> src/opcode/args.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     register1: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `register2`
[INFO] [stderr]   --> src/opcode/args.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     register2: usize
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chip8-disassembler` (bin "chip8-disassembler" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chip8_disassembler-84e7dfebcc6403e2)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08518f84ad84723afb88a0e2c7780661b6e7a34d2f04ad8390baa6168f299c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08518f84ad84723afb88a0e2c7780661b6e7a34d2f04ad8390baa6168f299c3f", kill_on_drop: false }`
[INFO] [stdout] 08518f84ad84723afb88a0e2c7780661b6e7a34d2f04ad8390baa6168f299c3f