[INFO] fetching crate tfhe-hpu-backend 0.2.0...
[INFO] checking tfhe-hpu-backend-0.2.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate tfhe-hpu-backend 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tfhe-hpu-backend 0.2.0
[INFO] finished tweaking crates.io crate tfhe-hpu-backend 0.2.0
[INFO] tweaked toml for crates.io crate tfhe-hpu-backend 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tfhe-hpu-backend 0.2.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tfhe-hpu-backend 0.2.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58f16a98f09652f0b50b7e8c38077750b66ca68fdc9fb15bcade6c54e75b3227
[INFO] running `Command { std: "docker" "start" "-a" "58f16a98f09652f0b50b7e8c38077750b66ca68fdc9fb15bcade6c54e75b3227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58f16a98f09652f0b50b7e8c38077750b66ca68fdc9fb15bcade6c54e75b3227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f16a98f09652f0b50b7e8c38077750b66ca68fdc9fb15bcade6c54e75b3227", kill_on_drop: false }`
[INFO] [stdout] 58f16a98f09652f0b50b7e8c38077750b66ca68fdc9fb15bcade6c54e75b3227
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edd460819a94a1327ef9f909f94753afebfb422518fc6a23d29a01be6adfb28e
[INFO] running `Command { std: "docker" "start" "-a" "edd460819a94a1327ef9f909f94753afebfb422518fc6a23d29a01be6adfb28e", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/asm/dop/mod.rs:441:42
[INFO] [stdout]     |
[INFO] [stdout] 441 |         |params: &DigitParameters, _deg| ((1 << (params.carry_w - 1)) - 1);
[INFO] [stdout]     |                                          ^                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 441 -         |params: &DigitParameters, _deg| ((1 << (params.carry_w - 1)) - 1);
[INFO] [stdout] 441 +         |params: &DigitParameters, _deg| (1 << (params.carry_w - 1)) - 1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/asm/dop/mod.rs:441:42
[INFO] [stdout]     |
[INFO] [stdout] 441 |         |params: &DigitParameters, _deg| ((1 << (params.carry_w - 1)) - 1);
[INFO] [stdout]     |                                          ^                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 441 -         |params: &DigitParameters, _deg| ((1 << (params.carry_w - 1)) - 1);
[INFO] [stdout] 441 +         |params: &DigitParameters, _deg| (1 << (params.carry_w - 1)) - 1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/fw/rtl/mod.rs:598:21
[INFO] [stdout]     |
[INFO] [stdout] 598 |             assert!((a.is_in(PosKind::REG) || a.is_cst()));
[INFO] [stdout]     |                     ^                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 598 -             assert!((a.is_in(PosKind::REG) || a.is_cst()));
[INFO] [stdout] 598 +             assert!( a.is_in(PosKind::REG) || a.is_cst());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/fw/rtl/mod.rs:598:21
[INFO] [stdout]     |
[INFO] [stdout] 598 |             assert!((a.is_in(PosKind::REG) || a.is_cst()));
[INFO] [stdout]     |                     ^                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 598 -             assert!((a.is_in(PosKind::REG) || a.is_cst()));
[INFO] [stdout] 598 +             assert!( a.is_in(PosKind::REG) || a.is_cst());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IpcError` is never constructed
[INFO] [stdout]   --> src/ffi/sim/ipc.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct IpcError {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IpcError` is never constructed
[INFO] [stdout]   --> src/ffi/sim/ipc.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct IpcError {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "edd460819a94a1327ef9f909f94753afebfb422518fc6a23d29a01be6adfb28e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edd460819a94a1327ef9f909f94753afebfb422518fc6a23d29a01be6adfb28e", kill_on_drop: false }`
[INFO] [stdout] edd460819a94a1327ef9f909f94753afebfb422518fc6a23d29a01be6adfb28e