[INFO] cloning repository https://github.com/upachler/lv2-signal-gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/upachler/lv2-signal-gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupachler%2Flv2-signal-gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupachler%2Flv2-signal-gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6f5723d74c70de17fb27e512c91546de0c2877b
[INFO] checking upachler/lv2-signal-gen against master#f557a4fd462a779c92e4e8bd004426cf329efb30 for pr-111063-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fupachler%2Flv2-signal-gen" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/upachler/lv2-signal-gen on toolchain f557a4fd462a779c92e4e8bd004426cf329efb30
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/upachler/lv2-signal-gen
[INFO] finished tweaking git repo https://github.com/upachler/lv2-signal-gen
[INFO] tweaked toml for git repo https://github.com/upachler/lv2-signal-gen written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/upachler/lv2-signal-gen 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" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lv2rs-core v0.3.3
[INFO] [stderr]   Downloaded lv2rs-midi v0.1.2
[INFO] [stderr]   Downloaded lv2rs-urid v0.2.2
[INFO] [stderr]   Downloaded lv2rs-atom v0.1.2
[INFO] [stderr]   Downloaded ux v0.1.3
[INFO] [stderr]   Downloaded lv2rs v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f40574b84d26b6c87d8daf2904403b2f446fdde94933d781f5a23d16a68735a
[INFO] running `Command { std: "docker" "start" "-a" "0f40574b84d26b6c87d8daf2904403b2f446fdde94933d781f5a23d16a68735a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f40574b84d26b6c87d8daf2904403b2f446fdde94933d781f5a23d16a68735a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f40574b84d26b6c87d8daf2904403b2f446fdde94933d781f5a23d16a68735a", kill_on_drop: false }`
[INFO] [stdout] 0f40574b84d26b6c87d8daf2904403b2f446fdde94933d781f5a23d16a68735a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e2f55aec053082c1674f76e3f4c04be6e8598346487c63fafbfeb7fc8ca3de8
[INFO] running `Command { std: "docker" "start" "-a" "1e2f55aec053082c1674f76e3f4c04be6e8598346487c63fafbfeb7fc8ca3de8", kill_on_drop: false }`
[INFO] [stderr]     Checking lv2rs-core v0.3.3
[INFO] [stderr]     Checking ux v0.1.3
[INFO] [stderr]     Checking lv2rs-urid v0.2.2
[INFO] [stderr]     Checking lv2rs-atom v0.1.2
[INFO] [stderr]     Checking lv2rs-midi v0.1.2
[INFO] [stderr]     Checking lv2rs v0.3.2
[INFO] [stderr]     Checking signal-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/gen.rs:119:27
[INFO] [stdout]     |
[INFO] [stdout] 119 |         assert!(0.0 - buf[(buf.len()-1)] <= std::f32::EPSILON);
[INFO] [stdout]     |                           ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 119 -         assert!(0.0 - buf[(buf.len()-1)] <= std::f32::EPSILON);
[INFO] [stdout] 119 +         assert!(0.0 - buf[buf.len()-1] <= std::f32::EPSILON);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.82s
[INFO] running `Command { std: "docker" "inspect" "1e2f55aec053082c1674f76e3f4c04be6e8598346487c63fafbfeb7fc8ca3de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2f55aec053082c1674f76e3f4c04be6e8598346487c63fafbfeb7fc8ca3de8", kill_on_drop: false }`
[INFO] [stdout] 1e2f55aec053082c1674f76e3f4c04be6e8598346487c63fafbfeb7fc8ca3de8