[INFO] fetching crate autodiff 0.2.2...
[INFO] testing autodiff-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate autodiff 0.2.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate autodiff 0.2.2 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 autodiff 0.2.2
[INFO] finished tweaking crates.io crate autodiff 0.2.2
[INFO] tweaked toml for crates.io crate autodiff 0.2.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate autodiff 0.2.2 already has a lockfile, it will not be regenerated
[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] b5c4e0540601e0ac5ca5b9e72f4b8a1ae0758b3a3b31cd50446b39e08563ac7d
[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" "b5c4e0540601e0ac5ca5b9e72f4b8a1ae0758b3a3b31cd50446b39e08563ac7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5c4e0540601e0ac5ca5b9e72f4b8a1ae0758b3a3b31cd50446b39e08563ac7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c4e0540601e0ac5ca5b9e72f4b8a1ae0758b3a3b31cd50446b39e08563ac7d", kill_on_drop: false }`
[INFO] [stdout] b5c4e0540601e0ac5ca5b9e72f4b8a1ae0758b3a3b31cd50446b39e08563ac7d
[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] fd4197391ff028c14332abdcc4b5d227c74e08e1c1bc5a2da066fce179f2f245
[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" "fd4197391ff028c14332abdcc4b5d227c74e08e1c1bc5a2da066fce179f2f245", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling autodiff v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "fd4197391ff028c14332abdcc4b5d227c74e08e1c1bc5a2da066fce179f2f245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4197391ff028c14332abdcc4b5d227c74e08e1c1bc5a2da066fce179f2f245", kill_on_drop: false }`
[INFO] [stdout] fd4197391ff028c14332abdcc4b5d227c74e08e1c1bc5a2da066fce179f2f245
[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] [stdout] 48b956e00a56503da21663169a4ecaa72a2867a0b03bf6b33ee66c1e311c0923
[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" "48b956e00a56503da21663169a4ecaa72a2867a0b03bf6b33ee66c1e311c0923", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling autodiff v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.49s
[INFO] running `Command { std: "docker" "inspect" "48b956e00a56503da21663169a4ecaa72a2867a0b03bf6b33ee66c1e311c0923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b956e00a56503da21663169a4ecaa72a2867a0b03bf6b33ee66c1e311c0923", kill_on_drop: false }`
[INFO] [stdout] 48b956e00a56503da21663169a4ecaa72a2867a0b03bf6b33ee66c1e311c0923
[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] 3d6b333b5cc6de78290da036feb11613e583c33ee33838fa721f327b44b721c8
[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" "3d6b333b5cc6de78290da036feb11613e583c33ee33838fa721f327b44b721c8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/autodiff-882bb089507773a1
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test forward_autodiff::tests::min_max_test ... ok
[INFO] [stdout] test forward_autodiff::tests::basic_arithmetic_test ... ok
[INFO] [stdout] test forward_autodiff::tests::quadratic ... ok
[INFO] [stdout] test forward_autodiff::tests::sum_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/autodiff-7ff5cfa0d4a41376
[INFO] [stdout] test num_test ... ok
[INFO] [stderr]    Doc-tests autodiff
[INFO] [stdout] test cubic ... ok
[INFO] [stdout] test simple_test ... ok
[INFO] [stdout] test third_order_stress_test ... ok
[INFO] [stdout] test random_test ... ok
[INFO] [stdout] test grad_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 50) ... ignored
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/forward_autodiff.rs - forward_autodiff::diff (line 1315) ... ok
[INFO] [stdout] test src/forward_autodiff.rs - forward_autodiff::grad (line 1335) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d6b333b5cc6de78290da036feb11613e583c33ee33838fa721f327b44b721c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6b333b5cc6de78290da036feb11613e583c33ee33838fa721f327b44b721c8", kill_on_drop: false }`
[INFO] [stdout] 3d6b333b5cc6de78290da036feb11613e583c33ee33838fa721f327b44b721c8