[INFO] fetching crate tether-midi-mediator 0.4.3...
[INFO] testing tether-midi-mediator-0.4.3 against beta-2024-10-19 for beta-1.83-1
[INFO] extracting crate tether-midi-mediator 0.4.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tether-midi-mediator 0.4.3 on toolchain beta-2024-10-19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-10-19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tether-midi-mediator 0.4.3
[INFO] finished tweaking crates.io crate tether-midi-mediator 0.4.3
[INFO] tweaked toml for crates.io crate tether-midi-mediator 0.4.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate tether-midi-mediator 0.4.3 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" "+beta-2024-10-19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-10-19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c3f6228bb8e0bea6650332be0cb3eca8993df65d0c2a7fe3a4f7baf1adfdd3b
[INFO] running `Command { std: "docker" "start" "-a" "8c3f6228bb8e0bea6650332be0cb3eca8993df65d0c2a7fe3a4f7baf1adfdd3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c3f6228bb8e0bea6650332be0cb3eca8993df65d0c2a7fe3a4f7baf1adfdd3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3f6228bb8e0bea6650332be0cb3eca8993df65d0c2a7fe3a4f7baf1adfdd3b", kill_on_drop: false }`
[INFO] [stdout] 8c3f6228bb8e0bea6650332be0cb3eca8993df65d0c2a7fe3a4f7baf1adfdd3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-10-19" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f188ea888d7dd38276ec645b8b411362e18052da961a5a91967b2dd54407c596
[INFO] running `Command { std: "docker" "start" "-a" "f188ea888d7dd38276ec645b8b411362e18052da961a5a91967b2dd54407c596", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tether-midi-mediator v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/mediation/mappings.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `username` and `password` are never read
[INFO] [stdout]   --> src/tether_interface.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TetherSettings {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 14 |     pub host: std::net::IpAddr,
[INFO] [stdout] 15 |     pub username: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 16 |     pub password: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TetherSettings` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "f188ea888d7dd38276ec645b8b411362e18052da961a5a91967b2dd54407c596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f188ea888d7dd38276ec645b8b411362e18052da961a5a91967b2dd54407c596", kill_on_drop: false }`
[INFO] [stdout] f188ea888d7dd38276ec645b8b411362e18052da961a5a91967b2dd54407c596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-10-19" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01be4bb30f9b88c44ad24b3e9a78d39842e167bee36cfde31155f3f830bb09a3
[INFO] running `Command { std: "docker" "start" "-a" "01be4bb30f9b88c44ad24b3e9a78d39842e167bee36cfde31155f3f830bb09a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling tether-midi-mediator v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/mediation/mappings.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `username` and `password` are never read
[INFO] [stdout]   --> src/tether_interface.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct TetherSettings {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 14 |     pub host: std::net::IpAddr,
[INFO] [stdout] 15 |     pub username: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 16 |     pub password: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TetherSettings` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "01be4bb30f9b88c44ad24b3e9a78d39842e167bee36cfde31155f3f830bb09a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01be4bb30f9b88c44ad24b3e9a78d39842e167bee36cfde31155f3f830bb09a3", kill_on_drop: false }`
[INFO] [stdout] 01be4bb30f9b88c44ad24b3e9a78d39842e167bee36cfde31155f3f830bb09a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-10-19" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41928481f75d2ac9c6c510c5997ee5cf9403dce9c1b1ad8e71a94ad10a3bcb44
[INFO] running `Command { std: "docker" "start" "-a" "41928481f75d2ac9c6c510c5997ee5cf9403dce9c1b1ad8e71a94ad10a3bcb44", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]  --> src/mediation/mappings.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use log::{debug, info};
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `username` and `password` are never read
[INFO] [stderr]   --> src/tether_interface.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct TetherSettings {
[INFO] [stderr]    |            -------------- fields in this struct
[INFO] [stderr] 14 |     pub host: std::net::IpAddr,
[INFO] [stderr] 15 |     pub username: Option<String>,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 16 |     pub password: Option<String>,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TetherSettings` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tether-midi-mediator` (bin "tether-midi" test) generated 2 warnings (run `cargo fix --bin "tether-midi" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tether_midi-7d63c5cceb99b72d)
[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" "41928481f75d2ac9c6c510c5997ee5cf9403dce9c1b1ad8e71a94ad10a3bcb44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41928481f75d2ac9c6c510c5997ee5cf9403dce9c1b1ad8e71a94ad10a3bcb44", kill_on_drop: false }`
[INFO] [stdout] 41928481f75d2ac9c6c510c5997ee5cf9403dce9c1b1ad8e71a94ad10a3bcb44