[INFO] cloning repository https://github.com/alearcy/prometheus-midi-controller
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alearcy/prometheus-midi-controller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falearcy%2Fprometheus-midi-controller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falearcy%2Fprometheus-midi-controller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c417a19644a9d53d23e50a058bbb98aadc8157c2
[INFO] testing alearcy/prometheus-midi-controller against 1.85.0 for beta-1.86-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falearcy%2Fprometheus-midi-controller" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alearcy/prometheus-midi-controller on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alearcy/prometheus-midi-controller
[INFO] finished tweaking git repo https://github.com/alearcy/prometheus-midi-controller
[INFO] tweaked toml for git repo https://github.com/alearcy/prometheus-midi-controller written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alearcy/prometheus-midi-controller already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "272f20041c7696a1285389370dc686e848450f5f1f648915d285906ffbe5af9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "272f20041c7696a1285389370dc686e848450f5f1f648915d285906ffbe5af9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272f20041c7696a1285389370dc686e848450f5f1f648915d285906ffbe5af9f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "d546a53c5dcd8eca540c040f91a79ccebe193092ae9f83fe3d3b9671c7a965ea", kill_on_drop: false }`
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[INFO] [stdout] warning: field `midi_device_names` is never read
[INFO] [stdout]  --> src/midi.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MidiSettings {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 5 |     pub midi_out: MidiOutput,
[INFO] [stdout] 6 |     pub midi_device_names: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `serial_devices` is never read
[INFO] [stdout]  --> src/serial.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SerialSettings {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |     pub serial_devices: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SerialSettings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d546a53c5dcd8eca540c040f91a79ccebe193092ae9f83fe3d3b9671c7a965ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d546a53c5dcd8eca540c040f91a79ccebe193092ae9f83fe3d3b9671c7a965ea", kill_on_drop: false }`
[INFO] [stdout] d546a53c5dcd8eca540c040f91a79ccebe193092ae9f83fe3d3b9671c7a965ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab85008cf2323c446736abf6887493c6c12e28f49f230053527cfe5fc15fd26d
[INFO] running `Command { std: "docker" "start" "-a" "ab85008cf2323c446736abf6887493c6c12e28f49f230053527cfe5fc15fd26d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serial-to-midi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `midi_device_names` is never read
[INFO] [stdout]  --> src/midi.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MidiSettings {
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] 5 |     pub midi_out: MidiOutput,
[INFO] [stdout] 6 |     pub midi_device_names: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `serial_devices` is never read
[INFO] [stdout]  --> src/serial.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SerialSettings {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |     pub serial_devices: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SerialSettings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ab85008cf2323c446736abf6887493c6c12e28f49f230053527cfe5fc15fd26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab85008cf2323c446736abf6887493c6c12e28f49f230053527cfe5fc15fd26d", kill_on_drop: false }`
[INFO] [stdout] ab85008cf2323c446736abf6887493c6c12e28f49f230053527cfe5fc15fd26d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b591e2fc70759004ca0e9b0ef3788f5d5473f02f9ce3c643ab5e3e213b607f2
[INFO] running `Command { std: "docker" "start" "-a" "6b591e2fc70759004ca0e9b0ef3788f5d5473f02f9ce3c643ab5e3e213b607f2", kill_on_drop: false }`
[INFO] [stderr] warning: field `midi_device_names` is never read
[INFO] [stderr]  --> src/midi.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct MidiSettings {
[INFO] [stderr]   |            ------------ field in this struct
[INFO] [stderr] 5 |     pub midi_out: MidiOutput,
[INFO] [stderr] 6 |     pub midi_device_names: Vec<String>,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `serial_devices` is never read
[INFO] [stderr]  --> src/serial.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct SerialSettings {
[INFO] [stderr]   |            -------------- field in this struct
[INFO] [stderr] 6 |     pub serial_devices: Vec<String>,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `SerialSettings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `serial-to-midi` (bin "serial-to-midi" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serial_to_midi-1cb964c2adf42a4a)
[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" "6b591e2fc70759004ca0e9b0ef3788f5d5473f02f9ce3c643ab5e3e213b607f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b591e2fc70759004ca0e9b0ef3788f5d5473f02f9ce3c643ab5e3e213b607f2", kill_on_drop: false }`
[INFO] [stdout] 6b591e2fc70759004ca0e9b0ef3788f5d5473f02f9ce3c643ab5e3e213b607f2