[INFO] fetching crate rbo 0.2.7...
[INFO] checking rbo-0.2.7 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate rbo 0.2.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rbo 0.2.7
[INFO] finished tweaking crates.io crate rbo 0.2.7
[INFO] tweaked toml for crates.io crate rbo 0.2.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbo 0.2.7 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 rbo 0.2.7 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] 049ac0cd4e7d6e032a2fb17b28d5d18d9241e50b87b9ac709bb2d3d873e917fa
[INFO] running `Command { std: "docker" "start" "-a" "049ac0cd4e7d6e032a2fb17b28d5d18d9241e50b87b9ac709bb2d3d873e917fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "049ac0cd4e7d6e032a2fb17b28d5d18d9241e50b87b9ac709bb2d3d873e917fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049ac0cd4e7d6e032a2fb17b28d5d18d9241e50b87b9ac709bb2d3d873e917fa", kill_on_drop: false }`
[INFO] [stdout] 049ac0cd4e7d6e032a2fb17b28d5d18d9241e50b87b9ac709bb2d3d873e917fa
[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] 86c8ed760f1e739d9a9c73de8c89e7f647cff096bd05933a70f3a173431f8742
[INFO] running `Command { std: "docker" "start" "-a" "86c8ed760f1e739d9a9c73de8c89e7f647cff096bd05933a70f3a173431f8742", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling anyhow v1.0.61
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking rbo v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/state.rs:79:43
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stdout]    |                                           ^                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stdout] 79 +         let sum_t: f64 = (1..=uf).map(|i| p.powf(i as f64) / i as f64).sum();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/state.rs:79:43
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stdout]    |                                           ^                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stdout] 79 +         let sum_t: f64 = (1..=uf).map(|i| p.powf(i as f64) / i as f64).sum();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.41s
[INFO] running `Command { std: "docker" "inspect" "86c8ed760f1e739d9a9c73de8c89e7f647cff096bd05933a70f3a173431f8742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c8ed760f1e739d9a9c73de8c89e7f647cff096bd05933a70f3a173431f8742", kill_on_drop: false }`
[INFO] [stdout] 86c8ed760f1e739d9a9c73de8c89e7f647cff096bd05933a70f3a173431f8742