[INFO] fetching crate ratio-genetic 0.5.1...
[INFO] checking ratio-genetic-0.5.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate ratio-genetic 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ratio-genetic 0.5.1
[INFO] finished tweaking crates.io crate ratio-genetic 0.5.1
[INFO] tweaked toml for crates.io crate ratio-genetic 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ratio-genetic 0.5.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ratio-genetic 0.5.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfe7c2acdee78942910a4e089029d37e06ad779bf94a495ef2297dfcbc75c27b
[INFO] running `Command { std: "docker" "start" "-a" "cfe7c2acdee78942910a4e089029d37e06ad779bf94a495ef2297dfcbc75c27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfe7c2acdee78942910a4e089029d37e06ad779bf94a495ef2297dfcbc75c27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe7c2acdee78942910a4e089029d37e06ad779bf94a495ef2297dfcbc75c27b", kill_on_drop: false }`
[INFO] [stdout] cfe7c2acdee78942910a4e089029d37e06ad779bf94a495ef2297dfcbc75c27b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40d1707aa20f1143fd1fde7078fc686340bfd70bc8e0ab268130e140b96bb814
[INFO] running `Command { std: "docker" "start" "-a" "40d1707aa20f1143fd1fde7078fc686340bfd70bc8e0ab268130e140b96bb814", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bytemuck v1.23.0
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking wide v0.7.32
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking simba v0.9.0
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]     Checking nalgebra v0.33.2
[INFO] [stderr]     Checking ratio-genetic v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lineage.rs:96:30
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn fitness(&self) -> (impl Iterator<Item = &F> + '_) {
[INFO] [stdout]    |                              ^                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     pub fn fitness(&self) -> (impl Iterator<Item = &F> + '_) {
[INFO] [stdout] 96 +     pub fn fitness(&self) -> impl Iterator<Item = &F> + '_ {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lineage.rs:96:30
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn fitness(&self) -> (impl Iterator<Item = &F> + '_) {
[INFO] [stdout]    |                              ^                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     pub fn fitness(&self) -> (impl Iterator<Item = &F> + '_) {
[INFO] [stdout] 96 +     pub fn fitness(&self) -> impl Iterator<Item = &F> + '_ {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.64s
[INFO] running `Command { std: "docker" "inspect" "40d1707aa20f1143fd1fde7078fc686340bfd70bc8e0ab268130e140b96bb814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d1707aa20f1143fd1fde7078fc686340bfd70bc8e0ab268130e140b96bb814", kill_on_drop: false }`
[INFO] [stdout] 40d1707aa20f1143fd1fde7078fc686340bfd70bc8e0ab268130e140b96bb814