[INFO] fetching crate sample 0.11.0...
[INFO] testing sample-0.11.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate sample 0.11.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sample 0.11.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sample 0.11.0
[INFO] finished tweaking crates.io crate sample 0.11.0
[INFO] tweaked toml for crates.io crate sample 0.11.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate sample 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4308d0a42036001d47ff3b1d6942c79c1bf4f5dd421b7bece48ae6356650d300
[INFO] running `Command { std: "docker" "start" "-a" "4308d0a42036001d47ff3b1d6942c79c1bf4f5dd421b7bece48ae6356650d300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4308d0a42036001d47ff3b1d6942c79c1bf4f5dd421b7bece48ae6356650d300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4308d0a42036001d47ff3b1d6942c79c1bf4f5dd421b7bece48ae6356650d300", kill_on_drop: false }`
[INFO] [stdout] 4308d0a42036001d47ff3b1d6942c79c1bf4f5dd421b7bece48ae6356650d300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 611ad78a88b1610291edb15f9713b81a5edb06be6850c80d98ff6dbf358c429f
[INFO] running `Command { std: "docker" "start" "-a" "611ad78a88b1610291edb15f9713b81a5edb06be6850c80d98ff6dbf358c429f", kill_on_drop: false }`
[INFO] [stderr]    Compiling sample v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/conv.rs:292:13
[INFO] [stdout]     |
[INFO] [stdout] 292 |             ((s + 2_147_483_647 + 1) as u32)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/ring_buffer.rs:552:29
[INFO] [stdout]     |
[INFO] [stdout] 552 |             let data = mem::uninitialized();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/window.rs:73:41
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let v = phase.to_float_sample().to_sample() * PI_2;
[INFO] [stdout]    |                                         ^^^^^^^^^ cannot infer type for type parameter `S` declared on the associated function `to_sample`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the type argument in the method call
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let v = phase.to_float_sample().to_sample::<S>() * PI_2;
[INFO] [stdout]    |                                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sample` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "611ad78a88b1610291edb15f9713b81a5edb06be6850c80d98ff6dbf358c429f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611ad78a88b1610291edb15f9713b81a5edb06be6850c80d98ff6dbf358c429f", kill_on_drop: false }`
[INFO] [stdout] 611ad78a88b1610291edb15f9713b81a5edb06be6850c80d98ff6dbf358c429f