[INFO] fetching crate lib_annex 0.1.4...
[INFO] testing lib_annex-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lib_annex 0.1.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate lib_annex 0.1.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lib_annex 0.1.4
[INFO] finished tweaking crates.io crate lib_annex 0.1.4
[INFO] tweaked toml for crates.io crate lib_annex 0.1.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 564f4de0c4643b3e3cb6ee0867fb04a1d8621f6cbea70b0c1ae0d86f5f5a62bb
[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" "564f4de0c4643b3e3cb6ee0867fb04a1d8621f6cbea70b0c1ae0d86f5f5a62bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "564f4de0c4643b3e3cb6ee0867fb04a1d8621f6cbea70b0c1ae0d86f5f5a62bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564f4de0c4643b3e3cb6ee0867fb04a1d8621f6cbea70b0c1ae0d86f5f5a62bb", kill_on_drop: false }`
[INFO] [stdout] 564f4de0c4643b3e3cb6ee0867fb04a1d8621f6cbea70b0c1ae0d86f5f5a62bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2e6a3d309edaa89e2b50f5b6546eedb41290a692f7e19f16e56fb89bf44e836
[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" "c2e6a3d309edaa89e2b50f5b6546eedb41290a692f7e19f16e56fb89bf44e836", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lib_annex v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/activation.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ActivatorFn = Fn(Num) -> Num;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Num) -> Num`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "c2e6a3d309edaa89e2b50f5b6546eedb41290a692f7e19f16e56fb89bf44e836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2e6a3d309edaa89e2b50f5b6546eedb41290a692f7e19f16e56fb89bf44e836", kill_on_drop: false }`
[INFO] [stdout] c2e6a3d309edaa89e2b50f5b6546eedb41290a692f7e19f16e56fb89bf44e836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 103d6b65c09b9c16fdb7d3262a01983a9e9de72406ae1303198e3be080ecb1b2
[INFO] running `Command { std: "docker" "start" "-a" "103d6b65c09b9c16fdb7d3262a01983a9e9de72406ae1303198e3be080ecb1b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling lib_annex v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/activation.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ActivatorFn = Fn(Num) -> Num;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Num) -> Num`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/activation.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type ActivatorFn = Fn(Num) -> Num;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Num) -> Num`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "103d6b65c09b9c16fdb7d3262a01983a9e9de72406ae1303198e3be080ecb1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "103d6b65c09b9c16fdb7d3262a01983a9e9de72406ae1303198e3be080ecb1b2", kill_on_drop: false }`
[INFO] [stdout] 103d6b65c09b9c16fdb7d3262a01983a9e9de72406ae1303198e3be080ecb1b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 193a32e777ddd01795db1efe340d076f2b24338ecdad8360a4a1277a29fb44cd
[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" "193a32e777ddd01795db1efe340d076f2b24338ecdad8360a4a1277a29fb44cd", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/activation.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type ActivatorFn = Fn(Num) -> Num;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Num) -> Num`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/activation.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type ActivatorFn = Fn(Num) -> Num;
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Num) -> Num`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib_annex-02e76585e399cde4
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test activation::test::relu_test ... ok
[INFO] [stdout] test activation::test::relu_with_threshold_test ... ok
[INFO] [stdout] test activation::test::tanh_test ... ok
[INFO] [stdout] test activation::test::tanh_deriv_test ... ok
[INFO] [stdout] test neuron::neuron_test::build_test ... ok
[INFO] [stdout] test neuron::neuron_test::feedforward_test ... ok
[INFO] [stdout] test neuron::neuron_test::backprop_test ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test activation::test::relu_deriv_test ... ok
[INFO] [stderr]    Doc-tests lib_annex
[INFO] [stdout] test dense::dense_tests::feedforward_test ... ok
[INFO] [stdout] test dense::dense_tests::backprop_test ... ok
[INFO] [stdout] test activation::test::sigmoid_test ... ok
[INFO] [stdout] test activation::test::sigmoid_deriv_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "193a32e777ddd01795db1efe340d076f2b24338ecdad8360a4a1277a29fb44cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193a32e777ddd01795db1efe340d076f2b24338ecdad8360a4a1277a29fb44cd", kill_on_drop: false }`
[INFO] [stdout] 193a32e777ddd01795db1efe340d076f2b24338ecdad8360a4a1277a29fb44cd