[INFO] cloning repository https://github.com/RhettDelFierro/wavetabler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RhettDelFierro/wavetabler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhettDelFierro%2Fwavetabler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhettDelFierro%2Fwavetabler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 914e19c3875d22b3ee0f5adddedfced85e9a4699
[INFO] testing RhettDelFierro/wavetabler against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhettDelFierro%2Fwavetabler" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RhettDelFierro/wavetabler 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/RhettDelFierro/wavetabler
[INFO] finished tweaking git repo https://github.com/RhettDelFierro/wavetabler
[INFO] tweaked toml for git repo https://github.com/RhettDelFierro/wavetabler written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/RhettDelFierro/wavetabler 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ec9f7dd5bf6b3eb6f36f2622832f7d933db9f4f5a647d6c8ffa005d0d36809af
[INFO] running `Command { std: "docker" "start" "-a" "ec9f7dd5bf6b3eb6f36f2622832f7d933db9f4f5a647d6c8ffa005d0d36809af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec9f7dd5bf6b3eb6f36f2622832f7d933db9f4f5a647d6c8ffa005d0d36809af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec9f7dd5bf6b3eb6f36f2622832f7d933db9f4f5a647d6c8ffa005d0d36809af", kill_on_drop: false }`
[INFO] [stdout] ec9f7dd5bf6b3eb6f36f2622832f7d933db9f4f5a647d6c8ffa005d0d36809af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 06b954cd69703357706d448da5e359897b350fd3d476c5b8526f1a1bd30c70b5
[INFO] running `Command { std: "docker" "start" "-a" "06b954cd69703357706d448da5e359897b350fd3d476c5b8526f1a1bd30c70b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling wavetabler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/command_line_query.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::stdin().read_line(&mut channels);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "06b954cd69703357706d448da5e359897b350fd3d476c5b8526f1a1bd30c70b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b954cd69703357706d448da5e359897b350fd3d476c5b8526f1a1bd30c70b5", kill_on_drop: false }`
[INFO] [stdout] 06b954cd69703357706d448da5e359897b350fd3d476c5b8526f1a1bd30c70b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fab40f6e5567c91fda0dbbdb023e8721f706d7602c57d1cf2a9b2e2ca70b0851
[INFO] running `Command { std: "docker" "start" "-a" "fab40f6e5567c91fda0dbbdb023e8721f706d7602c57d1cf2a9b2e2ca70b0851", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wavetabler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/command_line_query.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::stdin().read_line(&mut channels);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `Command { std: "docker" "inspect" "fab40f6e5567c91fda0dbbdb023e8721f706d7602c57d1cf2a9b2e2ca70b0851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab40f6e5567c91fda0dbbdb023e8721f706d7602c57d1cf2a9b2e2ca70b0851", kill_on_drop: false }`
[INFO] [stdout] fab40f6e5567c91fda0dbbdb023e8721f706d7602c57d1cf2a9b2e2ca70b0851
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] c818e239408743346a80796d00e1cfe8f41a772a37512945f452c41c6298d33b
[INFO] running `Command { std: "docker" "start" "-a" "c818e239408743346a80796d00e1cfe8f41a772a37512945f452c41c6298d33b", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/command_line_query.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     io::stdin().read_line(&mut channels);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `wavetabler` (bin "wavetabler" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wavetabler-dec3d521d4655998)
[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" "c818e239408743346a80796d00e1cfe8f41a772a37512945f452c41c6298d33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c818e239408743346a80796d00e1cfe8f41a772a37512945f452c41c6298d33b", kill_on_drop: false }`
[INFO] [stdout] c818e239408743346a80796d00e1cfe8f41a772a37512945f452c41c6298d33b