[INFO] fetching crate rbo 0.2.7...
[INFO] testing rbo-0.2.7 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate rbo 0.2.7 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbo 0.2.7 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51a5155e1b46fb1e05af52806942f1094a92768e600c624e1fd6357b4553c669
[INFO] running `Command { std: "docker" "start" "-a" "51a5155e1b46fb1e05af52806942f1094a92768e600c624e1fd6357b4553c669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51a5155e1b46fb1e05af52806942f1094a92768e600c624e1fd6357b4553c669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a5155e1b46fb1e05af52806942f1094a92768e600c624e1fd6357b4553c669", kill_on_drop: false }`
[INFO] [stdout] 51a5155e1b46fb1e05af52806942f1094a92768e600c624e1fd6357b4553c669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ad4373225df0e1440b1383881aa01c2a0d836aa0642b46d0beb28076bfc492e
[INFO] running `Command { std: "docker" "start" "-a" "1ad4373225df0e1440b1383881aa01c2a0d836aa0642b46d0beb28076bfc492e", 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 anyhow v1.0.61
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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 6.84s
[INFO] running `Command { std: "docker" "inspect" "1ad4373225df0e1440b1383881aa01c2a0d836aa0642b46d0beb28076bfc492e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad4373225df0e1440b1383881aa01c2a0d836aa0642b46d0beb28076bfc492e", kill_on_drop: false }`
[INFO] [stdout] 1ad4373225df0e1440b1383881aa01c2a0d836aa0642b46d0beb28076bfc492e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b4bc80cfbd7d0eb0c57628337089f2752987c51a7dc8e1f1aacddb425bdc38
[INFO] running `Command { std: "docker" "start" "-a" "93b4bc80cfbd7d0eb0c57628337089f2752987c51a7dc8e1f1aacddb425bdc38", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling itoa v1.0.3
[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)]` (part of `#[warn(unused)]`) 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]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 13.21s
[INFO] running `Command { std: "docker" "inspect" "93b4bc80cfbd7d0eb0c57628337089f2752987c51a7dc8e1f1aacddb425bdc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b4bc80cfbd7d0eb0c57628337089f2752987c51a7dc8e1f1aacddb425bdc38", kill_on_drop: false }`
[INFO] [stdout] 93b4bc80cfbd7d0eb0c57628337089f2752987c51a7dc8e1f1aacddb425bdc38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8496a125f562efd40d34e0f29e883860e121781ad3a1691ed324690394450e5
[INFO] running `Command { std: "docker" "start" "-a" "d8496a125f562efd40d34e0f29e883860e121781ad3a1691ed324690394450e5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/state.rs:79:43
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stderr]    |                                           ^                           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 79 -         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stderr] 79 +         let sum_t: f64 = (1..=uf).map(|i| p.powf(i as f64) / i as f64 ).sum();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rbo` (lib) generated 1 warning (run `cargo fix --lib -p rbo` to apply 1 suggestion)
[INFO] [stderr] warning: `rbo` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbo-e071531b426822fc)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_residual ... ok
[INFO] [stdout] test tests::test_residual_uneven ... ok
[INFO] [stdout] test tests::uneven_comparison_to_sp ... ok
[INFO] [stdout] test tests::ext_uneven_comparison_to_william_webber ... ok
[INFO] [stdout] test tests::ext_permute_comparison_to_william_webber ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/rbo.rs (/opt/rustwide/target/debug/deps/rbo-f3a388b88f25f276)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbo
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/state.rs:79:43
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stderr]    |                                           ^                           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 79 -         let sum_t: f64 = (1..=uf).map(|i| (p.powf(i as f64) / i as f64)).sum();
[INFO] [stderr] 79 +         let sum_t: f64 = (1..=uf).map(|i| p.powf(i as f64) / i as f64 ).sum();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 7) ... ignored
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8496a125f562efd40d34e0f29e883860e121781ad3a1691ed324690394450e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8496a125f562efd40d34e0f29e883860e121781ad3a1691ed324690394450e5", kill_on_drop: false }`
[INFO] [stdout] d8496a125f562efd40d34e0f29e883860e121781ad3a1691ed324690394450e5