[INFO] fetching crate lfa 0.15.0...
[INFO] testing lfa-0.15.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate lfa 0.15.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate lfa 0.15.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lfa 0.15.0
[INFO] finished tweaking crates.io crate lfa 0.15.0
[INFO] tweaked toml for crates.io crate lfa 0.15.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spaces v5.0.0
[INFO] [stderr]   Downloaded blas-src v0.2.1
[INFO] [stderr]   Downloaded rand_distr v0.2.2
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded openblas-src v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 21730f5b62b9994d6da731b4717c88a004ed6ced727a5b1007fcda934e5fd9e9
[INFO] running `Command { std: "docker" "start" "-a" "21730f5b62b9994d6da731b4717c88a004ed6ced727a5b1007fcda934e5fd9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21730f5b62b9994d6da731b4717c88a004ed6ced727a5b1007fcda934e5fd9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21730f5b62b9994d6da731b4717c88a004ed6ced727a5b1007fcda934e5fd9e9", kill_on_drop: false }`
[INFO] [stdout] 21730f5b62b9994d6da731b4717c88a004ed6ced727a5b1007fcda934e5fd9e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 5508193b8c490ec0499b236ef098c06bfbd2ffe6d84b19346359d7f70808fa80
[INFO] running `Command { std: "docker" "start" "-a" "5508193b8c490ec0499b236ef098c06bfbd2ffe6d84b19346359d7f70808fa80", kill_on_drop: false }`
[INFO] [stderr]    Compiling spaces v5.0.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling lfa v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/features.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         mem::replace(self, old.map_into(f));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/features.rs:538:9
[INFO] [stdout]     |
[INFO] [stdout] 538 |         mem::replace(self, old.merge_into(other, f));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "5508193b8c490ec0499b236ef098c06bfbd2ffe6d84b19346359d7f70808fa80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5508193b8c490ec0499b236ef098c06bfbd2ffe6d84b19346359d7f70808fa80", kill_on_drop: false }`
[INFO] [stdout] 5508193b8c490ec0499b236ef098c06bfbd2ffe6d84b19346359d7f70808fa80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f97b69d5a2d0b702977b492b2d917796698d72a34403e9890dc7fbeb2ba5af35
[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" "f97b69d5a2d0b702977b492b2d917796698d72a34403e9890dc7fbeb2ba5af35", kill_on_drop: false }`
[INFO] [stderr]    Compiling openblas-src v0.6.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/features.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         mem::replace(self, old.map_into(f));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/features.rs:538:9
[INFO] [stdout]     |
[INFO] [stdout] 538 |         mem::replace(self, old.merge_into(other, f));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling blas-src v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling lfa v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/features.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         mem::replace(self, old.map_into(f));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/features.rs:538:9
[INFO] [stdout]     |
[INFO] [stdout] 538 |         mem::replace(self, old.merge_into(other, f));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "f97b69d5a2d0b702977b492b2d917796698d72a34403e9890dc7fbeb2ba5af35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97b69d5a2d0b702977b492b2d917796698d72a34403e9890dc7fbeb2ba5af35", kill_on_drop: false }`
[INFO] [stdout] f97b69d5a2d0b702977b492b2d917796698d72a34403e9890dc7fbeb2ba5af35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36ea73343d1c80e1c9eb38ff013dbaa4b4de9b4af192c418758671530c6c4211
[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" "36ea73343d1c80e1c9eb38ff013dbaa4b4de9b4af192c418758671530c6c4211", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/features.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         mem::replace(self, old.map_into(f));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/features.rs:538:9
[INFO] [stderr]     |
[INFO] [stderr] 538 |         mem::replace(self, old.merge_into(other, f));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `lfa` (lib) generated 2 warnings
[INFO] [stderr] warning: `lfa` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lfa-24b63b02d2273148)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test basis::stack::tests::test_stack_mixed ... ok
[INFO] [stdout] test basis::kernelised::tests::test_n_features ... ok
[INFO] [stdout] test basis::tile_coding::tests::test_bin_state_1d ... ok
[INFO] [stdout] test basis::fourier::tests::test_order1_1d ... ok
[INFO] [stdout] test basis::fourier::tests::test_bounds ... ok
[INFO] [stdout] test basis::tile_coding::tests::test_bin_state_2d ... ok
[INFO] [stdout] test basis::fourier::tests::test_order2_2d ... ok
[INFO] [stdout] test basis::kernelised::tests::test_projection_1d ... ok
[INFO] [stdout] test features::tests::test_dense ... ok
[INFO] [stdout] test basis::uniform_grid::tests::test_1d ... ok
[INFO] [stdout] test basis::stack::tests::test_stack_indices ... ok
[INFO] [stdout] test basis::kernelised::tests::test_projection_2d ... ok
[INFO] [stdout] test basis::fourier::tests::test_order1_2d ... ok
[INFO] [stdout] test basis::fourier::tests::test_order2_1d ... ok
[INFO] [stdout] test basis::fourier::tests::test_n_features ... ok
[INFO] [stdout] test basis::stack::tests::test_stack_constant ... ok
[INFO] [stdout] test features::tests::test_map_inplace ... ok
[INFO] [stdout] test features::tests::test_merge_inplace ... ok
[INFO] [stdout] test features::tests::test_sparse ... ok
[INFO] [stdout] test basis::uniform_grid::tests::test_2d ... ok
[INFO] [stdout] test basis::constant::tests::test_project_general ... ok
[INFO] [stdout] test basis::normalisation::tests::test_l1 ... ok
[INFO] [stderr]    Doc-tests lfa
[INFO] [stdout] test basis::normalisation::tests::test_l2 ... ok
[INFO] [stdout] test basis::uniform_grid::tests::test_3d ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 11) - compile ... ok
[INFO] [stdout] test src/features.rs - features::Features::dot (line 555) ... ok
[INFO] [stdout] test src/features.rs - features::Features::into_dense (line 248) ... ok
[INFO] [stdout] test src/features.rs - features::Features::remove (line 208) ... ok
[INFO] [stdout] test src/basis/polynomial/mod.rs - basis::polynomial::Polynomial (line 14) ... ok
[INFO] [stdout] test src/basis/mod.rs - basis::Basis::project (line 30) ... ok
[INFO] [stdout] test src/features.rs - features::Features::matmul (line 591) ... ok
[INFO] [stdout] test src/basis/polynomial/mod.rs - basis::polynomial::Polynomial (line 27) ... ok
[INFO] [stdout] test src/features.rs - features::Features::stack (line 273) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "36ea73343d1c80e1c9eb38ff013dbaa4b4de9b4af192c418758671530c6c4211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ea73343d1c80e1c9eb38ff013dbaa4b4de9b4af192c418758671530c6c4211", kill_on_drop: false }`
[INFO] [stdout] 36ea73343d1c80e1c9eb38ff013dbaa4b4de9b4af192c418758671530c6c4211