[INFO] fetching crate finitediff 0.1.4...
[INFO] testing finitediff-0.1.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate finitediff 0.1.4 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate finitediff 0.1.4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate finitediff 0.1.4
[INFO] finished tweaking crates.io crate finitediff 0.1.4
[INFO] tweaked toml for crates.io crate finitediff 0.1.4 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88b962a0b1fb918114d2e14d754c9d00623c3d485b901c4eec72211770116ea9
[INFO] running `Command { std: "docker" "start" "-a" "88b962a0b1fb918114d2e14d754c9d00623c3d485b901c4eec72211770116ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b962a0b1fb918114d2e14d754c9d00623c3d485b901c4eec72211770116ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b962a0b1fb918114d2e14d754c9d00623c3d485b901c4eec72211770116ea9", kill_on_drop: false }`
[INFO] [stdout] 88b962a0b1fb918114d2e14d754c9d00623c3d485b901c4eec72211770116ea9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c34f06efd6e75233833fe367f0212f4a6f9e5c3c48ed0cde675c02efa842b29b
[INFO] running `Command { std: "docker" "start" "-a" "c34f06efd6e75233833fe367f0212f4a6f9e5c3c48ed0cde675c02efa842b29b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling finitediff v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "c34f06efd6e75233833fe367f0212f4a6f9e5c3c48ed0cde675c02efa842b29b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34f06efd6e75233833fe367f0212f4a6f9e5c3c48ed0cde675c02efa842b29b", kill_on_drop: false }`
[INFO] [stdout] c34f06efd6e75233833fe367f0212f4a6f9e5c3c48ed0cde675c02efa842b29b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a841316ea5907a373f2cd81f65ec7c8fe3a3644222860d5d03e56b6a938b8ad
[INFO] running `Command { std: "docker" "start" "-a" "7a841316ea5907a373f2cd81f65ec7c8fe3a3644222860d5d03e56b6a938b8ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling finitediff v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "7a841316ea5907a373f2cd81f65ec7c8fe3a3644222860d5d03e56b6a938b8ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a841316ea5907a373f2cd81f65ec7c8fe3a3644222860d5d03e56b6a938b8ad", kill_on_drop: false }`
[INFO] [stdout] 7a841316ea5907a373f2cd81f65ec7c8fe3a3644222860d5d03e56b6a938b8ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55b5e2bc328cc3cb31bd881153ca02b552b7c5766f3ebc2c0ef8d5416355f2af
[INFO] running `Command { std: "docker" "start" "-a" "55b5e2bc328cc3cb31bd881153ca02b552b7c5766f3ebc2c0ef8d5416355f2af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/finitediff-022420b4cecbab8f)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test diff::tests::test_central_diff_vec_f64 ... ok
[INFO] [stdout] test hessian::tests::test_central_hessian_vec_f64 ... ok
[INFO] [stdout] test hessian::tests::test_central_hessian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test diff::tests::test_forward_diff_vec_f64 ... ok
[INFO] [stdout] test hessian::tests::test_forward_hessian_nograd_sparse_vec_f64 ... ok
[INFO] [stdout] test hessian::tests::test_forward_hessian_nograd_vec_f64 ... ok
[INFO] [stdout] test hessian::tests::test_forward_hessian_vec_f64 ... ok
[INFO] [stdout] test hessian::tests::test_forward_hessian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test jacobian::tests::test_central_jacobian_pert_vec_f64 ... ok
[INFO] [stdout] test jacobian::tests::test_central_jacobian_vec_f64 ... ok
[INFO] [stdout] test jacobian::tests::test_central_jacobian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test jacobian::tests::test_forward_jacobian_pert_vec_f64 ... ok
[INFO] [stdout] test jacobian::tests::test_forward_jacobian_vec_f64 ... ok
[INFO] [stdout] test jacobian::tests::test_forward_jacobian_vec_prod_vec_f64 ... ok
[INFO] [stdout] test tests_vec::test_central_diff_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_central_hessian_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_central_hessian_vec_prod_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_central_jacobian_pert_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_central_jacobian_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_central_jacobian_vec_prod_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_diff_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_hessian_nograd_sparse_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_hessian_nograd_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_hessian_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_hessian_vec_prod_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_jacobian_pert_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_jacobian_vec_f64_trait ... ok
[INFO] [stdout] test tests_vec::test_forward_jacobian_vec_prod_vec_f64_trait ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests finitediff
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 91) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 362) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] test src/lib.rs - (line 175) ... ok
[INFO] [stdout] test src/lib.rs - (line 333) ... ok
[INFO] [stdout] test src/lib.rs - (line 128) ... ok
[INFO] [stdout] test src/lib.rs - (line 306) ... ok
[INFO] [stdout] test src/lib.rs - (line 272) ... ok
[INFO] [stdout] test src/lib.rs - (line 213) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 91) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `ndarray`
[INFO] [stdout]  --> src/lib.rs:92:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ndarray::{array, Array1};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `ndarray`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `array`
[INFO] [stdout]   --> src/lib.rs:102:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | let x = array![1.0f64, 1.0];
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 91)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "55b5e2bc328cc3cb31bd881153ca02b552b7c5766f3ebc2c0ef8d5416355f2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b5e2bc328cc3cb31bd881153ca02b552b7c5766f3ebc2c0ef8d5416355f2af", kill_on_drop: false }`
[INFO] [stdout] 55b5e2bc328cc3cb31bd881153ca02b552b7c5766f3ebc2c0ef8d5416355f2af