[INFO] fetching crate sparse_complex 0.1.2...
[INFO] testing sparse_complex-0.1.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate sparse_complex 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sparse_complex 0.1.2 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 sparse_complex 0.1.2
[INFO] finished tweaking crates.io crate sparse_complex 0.1.2
[INFO] tweaked toml for crates.io crate sparse_complex 0.1.2 written to /workspace/builds/worker-3/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bb37bc44d70bbb8212123c3ab97e9c7cf56cbaee505d45cbf4ceb0b7b8907740
[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" "bb37bc44d70bbb8212123c3ab97e9c7cf56cbaee505d45cbf4ceb0b7b8907740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb37bc44d70bbb8212123c3ab97e9c7cf56cbaee505d45cbf4ceb0b7b8907740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb37bc44d70bbb8212123c3ab97e9c7cf56cbaee505d45cbf4ceb0b7b8907740", kill_on_drop: false }`
[INFO] [stdout] bb37bc44d70bbb8212123c3ab97e9c7cf56cbaee505d45cbf4ceb0b7b8907740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd7169d890abcc1e73542ae99e9139f30bf3afec9c5c9152980a1dbe8240f8f5
[INFO] running `Command { std: "docker" "start" "-a" "cd7169d890abcc1e73542ae99e9139f30bf3afec9c5c9152980a1dbe8240f8f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling sparse21 v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling sparse_complex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "cd7169d890abcc1e73542ae99e9139f30bf3afec9c5c9152980a1dbe8240f8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7169d890abcc1e73542ae99e9139f30bf3afec9c5c9152980a1dbe8240f8f5", kill_on_drop: false }`
[INFO] [stdout] cd7169d890abcc1e73542ae99e9139f30bf3afec9c5c9152980a1dbe8240f8f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 141b1c2b2a70e6b560490cda0bb1a3570f35e6a5804892bb5073516880d026ee
[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" "141b1c2b2a70e6b560490cda0bb1a3570f35e6a5804892bb5073516880d026ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparse_complex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "141b1c2b2a70e6b560490cda0bb1a3570f35e6a5804892bb5073516880d026ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141b1c2b2a70e6b560490cda0bb1a3570f35e6a5804892bb5073516880d026ee", kill_on_drop: false }`
[INFO] [stdout] 141b1c2b2a70e6b560490cda0bb1a3570f35e6a5804892bb5073516880d026ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cbcc4b4526bb48befbb811a89456e6243b3d312211484f4fa34a3baf39c4312f
[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" "cbcc4b4526bb48befbb811a89456e6243b3d312211484f4fa34a3baf39c4312f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sparse_complex-d2797d4bc653c936)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests_simple_matrix::test_add_element ... ok
[INFO] [stdout] test tests_simple_matrix::test_add_elements ... ok
[INFO] [stdout] test tests_simple_matrix::test_solve ... ok
[INFO] [stdout] test tests_std_traits::test_partial_eq ... ok
[INFO] [stdout] test tools::tests::test_primitive_to_complex ... ok
[INFO] [stdout] test tests_std_traits::test_default ... ok
[INFO] [stdout] test tools::tests::test_complex_to_primitive ... ok
[INFO] [stdout] test tools::tests::test_primitive_to_complex_err ... ok
[INFO] [stdout] test tests_std_traits::test_debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_138_sparse_matrix.rs (/opt/rustwide/target/debug/deps/test_138_sparse_matrix-8014fb90896e2752)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_138_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_simple_matrix.rs (/opt/rustwide/target/debug/deps/test_simple_matrix-e9ab9ccb4b47de12)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_b_imag_is_zero ... ok
[INFO] [stdout] test tests::test_b_real_is_zero ... ok
[INFO] [stdout] test tests::test_only_real_simple_matrix ... ok
[INFO] [stdout] test tests::test_simple_matrix ... ok
[INFO] [stdout] test tests::test_part_real_part_imag_simple_matrix ... ok
[INFO] [stdout] test tests::test_only_imag_simple_matrix ... ok
[INFO] [stdout] test tests::test_full_simple_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sparse_complex
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - ComplexMatrix::new (line 81) ... ok
[INFO] [stdout] test src/lib.rs - ComplexMatrix::from_entries (line 95) ... ok
[INFO] [stdout] test src/lib.rs - ComplexMatrix::order (line 198) ... ok
[INFO] [stdout] test src/lib.rs - ComplexMatrix::get (line 175) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - ComplexMatrix::solve (line 225) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cbcc4b4526bb48befbb811a89456e6243b3d312211484f4fa34a3baf39c4312f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbcc4b4526bb48befbb811a89456e6243b3d312211484f4fa34a3baf39c4312f", kill_on_drop: false }`
[INFO] [stdout] cbcc4b4526bb48befbb811a89456e6243b3d312211484f4fa34a3baf39c4312f