[INFO] fetching crate petri 0.0.4...
[INFO] testing petri-0.0.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate petri 0.0.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate petri 0.0.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate petri 0.0.4
[INFO] finished tweaking crates.io crate petri 0.0.4
[INFO] tweaked toml for crates.io crate petri 0.0.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8947751aa52dd5c940909b91093ace62989e41b9c0e803fb9c802e601cc78953
[INFO] running `Command { std: "docker" "start" "-a" "8947751aa52dd5c940909b91093ace62989e41b9c0e803fb9c802e601cc78953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8947751aa52dd5c940909b91093ace62989e41b9c0e803fb9c802e601cc78953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8947751aa52dd5c940909b91093ace62989e41b9c0e803fb9c802e601cc78953", kill_on_drop: false }`
[INFO] [stdout] 8947751aa52dd5c940909b91093ace62989e41b9c0e803fb9c802e601cc78953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0d73719d71d0c7763e7469d20af3149478c81323f438a41cafbb17eb839d003
[INFO] running `Command { std: "docker" "start" "-a" "e0d73719d71d0c7763e7469d20af3149478c81323f438a41cafbb17eb839d003", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling petri v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/algo/simple.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     _marker: PhantomData<(O)>,
[INFO] [stdout]    |                          ^ ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     _marker: PhantomData<(O)>,
[INFO] [stdout] 45 +     _marker: PhantomData<O>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.68s
[INFO] running `Command { std: "docker" "inspect" "e0d73719d71d0c7763e7469d20af3149478c81323f438a41cafbb17eb839d003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d73719d71d0c7763e7469d20af3149478c81323f438a41cafbb17eb839d003", kill_on_drop: false }`
[INFO] [stdout] e0d73719d71d0c7763e7469d20af3149478c81323f438a41cafbb17eb839d003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 297ade2b842c41f165b9a3e6fac953454344e4d52ecf9e3bfc48a62fbe308745
[INFO] running `Command { std: "docker" "start" "-a" "297ade2b842c41f165b9a3e6fac953454344e4d52ecf9e3bfc48a62fbe308745", kill_on_drop: false }`
[INFO] [stderr]    Compiling petri v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/algo/simple.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     _marker: PhantomData<(O)>,
[INFO] [stdout]    |                          ^ ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     _marker: PhantomData<(O)>,
[INFO] [stdout] 45 +     _marker: PhantomData<O>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/algo/simple.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     _marker: PhantomData<(O)>,
[INFO] [stdout]    |                          ^ ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     _marker: PhantomData<(O)>,
[INFO] [stdout] 45 +     _marker: PhantomData<O>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.44s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/petri-5487cedce045c08b)
[INFO] running `Command { std: "docker" "inspect" "297ade2b842c41f165b9a3e6fac953454344e4d52ecf9e3bfc48a62fbe308745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297ade2b842c41f165b9a3e6fac953454344e4d52ecf9e3bfc48a62fbe308745", kill_on_drop: false }`
[INFO] [stdout] 297ade2b842c41f165b9a3e6fac953454344e4d52ecf9e3bfc48a62fbe308745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f33b452a260ee62996bcb759ba8fa6db4340ffaad74336ceaa2bb9f08114617f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f33b452a260ee62996bcb759ba8fa6db4340ffaad74336ceaa2bb9f08114617f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stdout] running 9 tests
[INFO] [stderr]   --> src/algo/simple.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |     _marker: PhantomData<(O)>,
[INFO] [stderr]    |                          ^ ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 -     _marker: PhantomData<(O)>,
[INFO] [stderr] 45 +     _marker: PhantomData<O>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `petri` (lib) generated 1 warning
[INFO] [stderr] warning: `petri` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/petri-5487cedce045c08b)
[INFO] [stdout] test ops::crossover::two_point::test::test_crosses_correctly ... ok
[INFO] [stdout] test ops::mutate::flip_bit::test::test_mutates_correctly ... ok
[INFO] [stdout] test ops::crossover::one_point::test::test_crosses_correctly ... ok
[INFO] [stdout] test ops::mutate::shuffle_indexes::test::test_panics_on_gt_1 - should panic ... ok
[INFO] [stdout] test ops::mutate::flip_bit::test::test_panics_on_lt_0 - should panic ... ok
[INFO] [stdout] test ops::mutate::flip_bit::test::test_panics_on_gt_1 - should panic ... ok
[INFO] [stdout] test ops::crossover::two_point::test::test_panics_on_different_len - should panic ... ok
[INFO] [stdout] test ops::crossover::one_point::test::test_panics_on_different_len - should panic ... ok
[INFO] [stdout] test ops::mutate::shuffle_indexes::test::test_panics_on_lt_0 - should panic ... ok
[INFO] [stderr]    Doc-tests petri
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/algo/simple.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 |     _marker: PhantomData<(O)>,
[INFO] [stderr]    |                          ^ ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 -     _marker: PhantomData<(O)>,
[INFO] [stderr] 45 +     _marker: PhantomData<O>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "f33b452a260ee62996bcb759ba8fa6db4340ffaad74336ceaa2bb9f08114617f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33b452a260ee62996bcb759ba8fa6db4340ffaad74336ceaa2bb9f08114617f", kill_on_drop: false }`
[INFO] [stdout] f33b452a260ee62996bcb759ba8fa6db4340ffaad74336ceaa2bb9f08114617f