[INFO] fetching crate autodiff 0.3.2...
[INFO] testing autodiff-0.3.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate autodiff 0.3.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate autodiff 0.3.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autodiff 0.3.2
[INFO] finished tweaking crates.io crate autodiff 0.3.2
[INFO] tweaked toml for crates.io crate autodiff 0.3.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate autodiff 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8db6690975d19dce3a24395c36f1f82eb1ae1757cbc1d09ba2ec4aef0b685fe
[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" "d8db6690975d19dce3a24395c36f1f82eb1ae1757cbc1d09ba2ec4aef0b685fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8db6690975d19dce3a24395c36f1f82eb1ae1757cbc1d09ba2ec4aef0b685fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8db6690975d19dce3a24395c36f1f82eb1ae1757cbc1d09ba2ec4aef0b685fe", kill_on_drop: false }`
[INFO] [stdout] d8db6690975d19dce3a24395c36f1f82eb1ae1757cbc1d09ba2ec4aef0b685fe
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cfc257d934d0ac5cd4c9cd96decb1c936362cd540dbe892be53b83d4991ef7a
[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" "5cfc257d934d0ac5cd4c9cd96decb1c936362cd540dbe892be53b83d4991ef7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autodiff v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "5cfc257d934d0ac5cd4c9cd96decb1c936362cd540dbe892be53b83d4991ef7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cfc257d934d0ac5cd4c9cd96decb1c936362cd540dbe892be53b83d4991ef7a", kill_on_drop: false }`
[INFO] [stdout] 5cfc257d934d0ac5cd4c9cd96decb1c936362cd540dbe892be53b83d4991ef7a
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] bf5baba96f1c3ed3164f5d8cac71af098ce2b7eace3f6612fb69cf610b1699e3
[INFO] running `Command { std: "docker" "start" "-a" "bf5baba96f1c3ed3164f5d8cac71af098ce2b7eace3f6612fb69cf610b1699e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.2
[INFO] [stderr]    Compiling autodiff v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.71s
[INFO] running `Command { std: "docker" "inspect" "bf5baba96f1c3ed3164f5d8cac71af098ce2b7eace3f6612fb69cf610b1699e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5baba96f1c3ed3164f5d8cac71af098ce2b7eace3f6612fb69cf610b1699e3", kill_on_drop: false }`
[INFO] [stdout] bf5baba96f1c3ed3164f5d8cac71af098ce2b7eace3f6612fb69cf610b1699e3
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] ef8a01292d6219c92dbe4daf2f664c5c027b32c78121389095094966d4baba11
[INFO] running `Command { std: "docker" "start" "-a" "ef8a01292d6219c92dbe4daf2f664c5c027b32c78121389095094966d4baba11", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/autodiff-6aa53d4f87782e6a)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test forward_autodiff::tests::quadratic ... ok
[INFO] [stdout] test forward_autodiff::tests::min_max_test ... ok
[INFO] [stdout] test forward_autodiff::tests::sqrt ... ok
[INFO] [stdout] test forward_autodiff::tests::basic_arithmetic_test ... ok
[INFO] [stderr]      Running tests/autodiff.rs (/opt/rustwide/target/debug/deps/autodiff-cc57ec5bf0f5e0ea)
[INFO] [stdout] test forward_autodiff::tests::sum_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]    Doc-tests autodiff
[INFO] [stdout] test grad_test ... ok
[INFO] [stdout] test num_test ... ok
[INFO] [stdout] test third_order_stress_test ... ok
[INFO] [stdout] test cubic ... ok
[INFO] [stdout] test random_test ... ok
[INFO] [stdout] test simple_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 50) ... ignored
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/forward_autodiff.rs - forward_autodiff::diff (line 1359) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/forward_autodiff.rs - forward_autodiff (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/forward_autodiff.rs - forward_autodiff::grad (line 1382) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef8a01292d6219c92dbe4daf2f664c5c027b32c78121389095094966d4baba11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8a01292d6219c92dbe4daf2f664c5c027b32c78121389095094966d4baba11", kill_on_drop: false }`
[INFO] [stdout] ef8a01292d6219c92dbe4daf2f664c5c027b32c78121389095094966d4baba11