[INFO] fetching crate rts 0.1.1...
[INFO] checking rts-0.1.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate rts 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rts 0.1.1
[INFO] finished tweaking crates.io crate rts 0.1.1
[INFO] tweaked toml for crates.io crate rts 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rts 0.1.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rts 0.1.1 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa51180f644bec6a41f0b8b5fd39ea8597608d4ca85aa255b19a4470b8e8391a
[INFO] running `Command { std: "docker" "start" "-a" "aa51180f644bec6a41f0b8b5fd39ea8597608d4ca85aa255b19a4470b8e8391a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa51180f644bec6a41f0b8b5fd39ea8597608d4ca85aa255b19a4470b8e8391a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa51180f644bec6a41f0b8b5fd39ea8597608d4ca85aa255b19a4470b8e8391a", kill_on_drop: false }`
[INFO] [stdout] aa51180f644bec6a41f0b8b5fd39ea8597608d4ca85aa255b19a4470b8e8391a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47950fd613f2e46cf8845899ada7f4d55bd6b8dcb9ad4559b71d7e7655e77e95
[INFO] running `Command { std: "docker" "start" "-a" "47950fd613f2e46cf8845899ada7f4d55bd6b8dcb9ad4559b71d7e7655e77e95", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling rts_derive v0.1.0
[INFO] [stderr]     Checking rts v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout]     |                   ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 - impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout] 104 + impl<F, A, R> RTS<A, (R)> for F
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:104:24
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout]     |                        ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 - impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout] 104 + impl<F, A, R> RTS<(A), R> for F
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout]     |                   ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 - impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout] 104 + impl<F, A, R> RTS<A, (R)> for F
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:104:24
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout]     |                        ^ ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 - impl<F, A, R> RTS<(A), (R)> for F
[INFO] [stdout] 104 + impl<F, A, R> RTS<(A), R> for F
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.24s
[INFO] running `Command { std: "docker" "inspect" "47950fd613f2e46cf8845899ada7f4d55bd6b8dcb9ad4559b71d7e7655e77e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47950fd613f2e46cf8845899ada7f4d55bd6b8dcb9ad4559b71d7e7655e77e95", kill_on_drop: false }`
[INFO] [stdout] 47950fd613f2e46cf8845899ada7f4d55bd6b8dcb9ad4559b71d7e7655e77e95