[INFO] fetching crate bbte_optim_tzim1773_genetic 0.1.0...
[INFO] testing bbte_optim_tzim1773_genetic-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate bbte_optim_tzim1773_genetic 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bbte_optim_tzim1773_genetic 0.1.0
[INFO] finished tweaking crates.io crate bbte_optim_tzim1773_genetic 0.1.0
[INFO] tweaked toml for crates.io crate bbte_optim_tzim1773_genetic 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bbte_optim_tzim1773_genetic 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 716480ed616998849b37231bdcebe28fc66c7f5d002daae408b37951a5a5fcc6
[INFO] running `Command { std: "docker" "start" "-a" "716480ed616998849b37231bdcebe28fc66c7f5d002daae408b37951a5a5fcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "716480ed616998849b37231bdcebe28fc66c7f5d002daae408b37951a5a5fcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716480ed616998849b37231bdcebe28fc66c7f5d002daae408b37951a5a5fcc6", kill_on_drop: false }`
[INFO] [stdout] 716480ed616998849b37231bdcebe28fc66c7f5d002daae408b37951a5a5fcc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f64f25a9ded44d4c7e104f192600cb4e7a3f6f714246e15eaaa605cc235a42d6
[INFO] running `Command { std: "docker" "start" "-a" "f64f25a9ded44d4c7e104f192600cb4e7a3f6f714246e15eaaa605cc235a42d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bbte_optim_tzim1773_genetic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "f64f25a9ded44d4c7e104f192600cb4e7a3f6f714246e15eaaa605cc235a42d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f64f25a9ded44d4c7e104f192600cb4e7a3f6f714246e15eaaa605cc235a42d6", kill_on_drop: false }`
[INFO] [stdout] f64f25a9ded44d4c7e104f192600cb4e7a3f6f714246e15eaaa605cc235a42d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0da12f2f9f8e84bf42ec236ccb83c9b0eb31ee949261c0f24e54cebafc644bc
[INFO] running `Command { std: "docker" "start" "-a" "f0da12f2f9f8e84bf42ec236ccb83c9b0eb31ee949261c0f24e54cebafc644bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bbte_optim_tzim1773_genetic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:244:42
[INFO] [stdout]     |
[INFO] [stdout] 244 |         let off = |a: &usize, b: &usize| (*a + *b);
[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] 244 -         let off = |a: &usize, b: &usize| (*a + *b);
[INFO] [stdout] 244 +         let off = |a: &usize, b: &usize| *a + *b;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "f0da12f2f9f8e84bf42ec236ccb83c9b0eb31ee949261c0f24e54cebafc644bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0da12f2f9f8e84bf42ec236ccb83c9b0eb31ee949261c0f24e54cebafc644bc", kill_on_drop: false }`
[INFO] [stdout] f0da12f2f9f8e84bf42ec236ccb83c9b0eb31ee949261c0f24e54cebafc644bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82d4a25131e9f5aea76e83c6c3939bd475cc40c7dfe989c02225f270a2cfa0e7
[INFO] running `Command { std: "docker" "start" "-a" "82d4a25131e9f5aea76e83c6c3939bd475cc40c7dfe989c02225f270a2cfa0e7", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/lib.rs:244:42
[INFO] [stderr]     |
[INFO] [stderr] 244 |         let off = |a: &usize, b: &usize| (*a + *b);
[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] 244 -         let off = |a: &usize, b: &usize| (*a + *b);
[INFO] [stderr] 244 +         let off = |a: &usize, b: &usize| *a + *b;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `bbte_optim_tzim1773_genetic` (lib test) generated 1 warning (run `cargo fix --lib -p bbte_optim_tzim1773_genetic --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bbte_optim_tzim1773_genetic-969c0bcb7a082b04)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::correct_agent ... ok
[INFO] [stdout] test tests::correct_crossover ... ok
[INFO] [stdout] test tests::correct_mutation ... ok
[INFO] [stdout] test tests::convergence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bbte_optim_tzim1773_genetic
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Genetic<'a,T>::run (line 113) ... ok
[INFO] [stdout] test src/lib.rs - Genetic<'a,T>::run (line 140) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82d4a25131e9f5aea76e83c6c3939bd475cc40c7dfe989c02225f270a2cfa0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d4a25131e9f5aea76e83c6c3939bd475cc40c7dfe989c02225f270a2cfa0e7", kill_on_drop: false }`
[INFO] [stdout] 82d4a25131e9f5aea76e83c6c3939bd475cc40c7dfe989c02225f270a2cfa0e7