[INFO] fetching crate genetic-algorithm-traits 0.1.0...
[INFO] checking genetic-algorithm-traits-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate genetic-algorithm-traits 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate genetic-algorithm-traits 0.1.0
[INFO] finished tweaking crates.io crate genetic-algorithm-traits 0.1.0
[INFO] tweaked toml for crates.io crate genetic-algorithm-traits 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate genetic-algorithm-traits 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 899ed4e8689fe928440a177ea54683dc0412da7cdf34fde925561ffeba9f0952
[INFO] running `Command { std: "docker" "start" "-a" "899ed4e8689fe928440a177ea54683dc0412da7cdf34fde925561ffeba9f0952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "899ed4e8689fe928440a177ea54683dc0412da7cdf34fde925561ffeba9f0952", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899ed4e8689fe928440a177ea54683dc0412da7cdf34fde925561ffeba9f0952", kill_on_drop: false }`
[INFO] [stdout] 899ed4e8689fe928440a177ea54683dc0412da7cdf34fde925561ffeba9f0952
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c1065de0484e69d32d1343e2640c83a9bdf0858d4ca1f8262eeaebdb67a26dac
[INFO] running `Command { std: "docker" "start" "-a" "c1065de0484e69d32d1343e2640c83a9bdf0858d4ca1f8262eeaebdb67a26dac", kill_on_drop: false }`
[INFO] [stderr]     Checking genetic-algorithm-traits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/population.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |         &'a self,
[INFO] [stdout]    |          ^^ the lifetime is named here
[INFO] [stdout] 20 |         cost_data: &'a <<Self as Population<'a>>::Individual as Individual<'a>>::IndividualCost,
[INFO] [stdout]    |                     ^^                      ^^ the lifetime is named here  ^^ the lifetime is named here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is named here
[INFO] [stdout] 21 |     ) -> Vec<(f64, &Self::Individual)> {
[INFO] [stdout]    |                    ----------------- the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ) -> Vec<(f64, &'a Self::Individual)> {
[INFO] [stdout]    |                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/population.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |         &'a self,
[INFO] [stdout]    |          ^^ the lifetime is named here
[INFO] [stdout] 20 |         cost_data: &'a <<Self as Population<'a>>::Individual as Individual<'a>>::IndividualCost,
[INFO] [stdout]    |                     ^^                      ^^ the lifetime is named here  ^^ the lifetime is named here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is named here
[INFO] [stdout] 21 |     ) -> Vec<(f64, &Self::Individual)> {
[INFO] [stdout]    |                    ----------------- the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ) -> Vec<(f64, &'a Self::Individual)> {
[INFO] [stdout]    |                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "c1065de0484e69d32d1343e2640c83a9bdf0858d4ca1f8262eeaebdb67a26dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1065de0484e69d32d1343e2640c83a9bdf0858d4ca1f8262eeaebdb67a26dac", kill_on_drop: false }`
[INFO] [stdout] c1065de0484e69d32d1343e2640c83a9bdf0858d4ca1f8262eeaebdb67a26dac