[INFO] fetching crate genx 0.4.0... [INFO] testing genx-0.4.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate genx 0.4.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate genx 0.4.0 [INFO] finished tweaking crates.io crate genx 0.4.0 [INFO] tweaked toml for crates.io crate genx 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate genx 0.4.0 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 genx 0.4.0 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] 09a790af029807bd469adb38361d38b9ecd820c2f156fbcfa0e05a717af4960b [INFO] running `Command { std: "docker" "start" "-a" "09a790af029807bd469adb38361d38b9ecd820c2f156fbcfa0e05a717af4960b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09a790af029807bd469adb38361d38b9ecd820c2f156fbcfa0e05a717af4960b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09a790af029807bd469adb38361d38b9ecd820c2f156fbcfa0e05a717af4960b", kill_on_drop: false }` [INFO] [stdout] 09a790af029807bd469adb38361d38b9ecd820c2f156fbcfa0e05a717af4960b [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] 374379519ddad5b085e8732084ed72c5292d1cdd9fd061928f25f16bcf19b1b1 [INFO] running `Command { std: "docker" "start" "-a" "374379519ddad5b085e8732084ed72c5292d1cdd9fd061928f25f16bcf19b1b1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.106 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling genx v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `random_offset` is never read [INFO] [stdout] --> src/selection/stochastic_universal.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | random_offset += fitness_step; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s [INFO] running `Command { std: "docker" "inspect" "374379519ddad5b085e8732084ed72c5292d1cdd9fd061928f25f16bcf19b1b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "374379519ddad5b085e8732084ed72c5292d1cdd9fd061928f25f16bcf19b1b1", kill_on_drop: false }` [INFO] [stdout] 374379519ddad5b085e8732084ed72c5292d1cdd9fd061928f25f16bcf19b1b1 [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] 7779b37a1b6efd363a3b59d6760d02964b36782302a9fc6bdc80481a33c34338 [INFO] running `Command { std: "docker" "start" "-a" "7779b37a1b6efd363a3b59d6760d02964b36782302a9fc6bdc80481a33c34338", kill_on_drop: false }` [INFO] [stderr] Compiling genx v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `random_offset` is never read [INFO] [stdout] --> src/selection/stochastic_universal.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | random_offset += fitness_step; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `random_offset` is never read [INFO] [stdout] --> src/selection/stochastic_universal.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | random_offset += fitness_step; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "7779b37a1b6efd363a3b59d6760d02964b36782302a9fc6bdc80481a33c34338", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7779b37a1b6efd363a3b59d6760d02964b36782302a9fc6bdc80481a33c34338", kill_on_drop: false }` [INFO] [stdout] 7779b37a1b6efd363a3b59d6760d02964b36782302a9fc6bdc80481a33c34338 [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] 6ee111df4cb84d340635ef91febfa25ac465c71f90491760bdd79fc1ac1f1c30 [INFO] running `Command { std: "docker" "start" "-a" "6ee111df4cb84d340635ef91febfa25ac465c71f90491760bdd79fc1ac1f1c30", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `random_offset` is never read [INFO] [stderr] --> src/selection/stochastic_universal.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | random_offset += fitness_step; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `genx` (lib) generated 1 warning [INFO] [stderr] warning: `genx` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/genx-09fb41586ecbdcff) [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 genx [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test src/lib.rs - (line 78) ... ok [INFO] [stdout] test src/selection/roulette_wheel.rs - selection::roulette_wheel::roulette_wheel_selection (line 18) ... ok [INFO] [stdout] test src/mutation/polynomial.rs - mutation::polynomial::polynomial_mutation (line 17) ... ok [INFO] [stdout] test src/selection/tournament.rs - selection::tournament::tournament_selection (line 17) ... ok [INFO] [stdout] test src/mutation/scramble.rs - mutation::scramble::scramble_mutation (line 13) ... ok [INFO] [stdout] test src/lib.rs - (line 37) ... ok [INFO] [stdout] test src/lib.rs - (line 18) ... ok [INFO] [stdout] test src/mutation/random.rs - mutation::random::random_mutation (line 16) ... ok [INFO] [stdout] test src/selection/stochastic_universal.rs - selection::stochastic_universal::stochastic_universal_selection (line 18) ... ok [INFO] [stdout] test src/selection/random.rs - selection::random::random_selection (line 17) ... ok [INFO] [stdout] test src/mutation/inversion.rs - mutation::inversion::inversion_mutation (line 13) ... ok [INFO] [stdout] test src/selection/steady_state.rs - selection::steady_state::steady_state_selection (line 13) ... ok [INFO] [stdout] test src/mutation/flipping.rs - mutation::flipping::flipping_mutation (line 14) ... ok [INFO] [stdout] test src/selection/rank.rs - selection::rank::rank_selection (line 19) ... ok [INFO] [stdout] test src/mutation/swap.rs - mutation::swap::swap_mutation (line 10) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6ee111df4cb84d340635ef91febfa25ac465c71f90491760bdd79fc1ac1f1c30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ee111df4cb84d340635ef91febfa25ac465c71f90491760bdd79fc1ac1f1c30", kill_on_drop: false }` [INFO] [stdout] 6ee111df4cb84d340635ef91febfa25ac465c71f90491760bdd79fc1ac1f1c30