[INFO] fetching crate ark-ff 0.3.0...
[INFO] testing ark-ff-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ark-ff 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ark-ff 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-ff 0.3.0
[INFO] finished tweaking crates.io crate ark-ff 0.3.0
[INFO] tweaked toml for crates.io crate ark-ff 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ffc7df26f38fcbd9423380ec613c5f1886c917cd4f1bae9d53d141bc4feee34
[INFO] running `Command { std: "docker" "start" "-a" "5ffc7df26f38fcbd9423380ec613c5f1886c917cd4f1bae9d53d141bc4feee34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ffc7df26f38fcbd9423380ec613c5f1886c917cd4f1bae9d53d141bc4feee34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ffc7df26f38fcbd9423380ec613c5f1886c917cd4f1bae9d53d141bc4feee34", kill_on_drop: false }`
[INFO] [stdout] 5ffc7df26f38fcbd9423380ec613c5f1886c917cd4f1bae9d53d141bc4feee34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c15ad564c7e3884c761cd13bf1214f037daed0dcfb79d6f3906810175776510
[INFO] running `Command { std: "docker" "start" "-a" "8c15ad564c7e3884c761cd13bf1214f037daed0dcfb79d6f3906810175776510", kill_on_drop: false }`
[INFO] [stderr]    Compiling ark-ff v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `Command { std: "docker" "inspect" "8c15ad564c7e3884c761cd13bf1214f037daed0dcfb79d6f3906810175776510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c15ad564c7e3884c761cd13bf1214f037daed0dcfb79d6f3906810175776510", kill_on_drop: false }`
[INFO] [stdout] 8c15ad564c7e3884c761cd13bf1214f037daed0dcfb79d6f3906810175776510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b993ce53eaffb45e2cb2d62dbccc7d4c55ca20260c66e8b27a19ee86c36604e
[INFO] running `Command { std: "docker" "start" "-a" "7b993ce53eaffb45e2cb2d62dbccc7d4c55ca20260c66e8b27a19ee86c36604e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ark-ff v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.05s
[INFO] running `Command { std: "docker" "inspect" "7b993ce53eaffb45e2cb2d62dbccc7d4c55ca20260c66e8b27a19ee86c36604e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b993ce53eaffb45e2cb2d62dbccc7d4c55ca20260c66e8b27a19ee86c36604e", kill_on_drop: false }`
[INFO] [stdout] 7b993ce53eaffb45e2cb2d62dbccc7d4c55ca20260c66e8b27a19ee86c36604e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9485e9330da1083301301bafd641564bf8cba0d9df67eb7094a334c297595e97
[INFO] running `Command { std: "docker" "start" "-a" "9485e9330da1083301301bafd641564bf8cba0d9df67eb7094a334c297595e97", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ark_ff-3ec1cdaac2fd5317)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test biginteger::tests::test_biginteger384 ... ok
[INFO] [stdout] test biginteger::tests::test_biginteger128 ... ok
[INFO] [stdout] test bytes::test::test_macro ... ok
[INFO] [stdout] test biginteger::tests::test_biginteger64 ... ok
[INFO] [stdout] test biginteger::tests::test_biginteger768 ... ok
[INFO] [stdout] test biginteger::tests::test_biginteger832 ... ok
[INFO] [stdout] test bytes::test::test_macro_empty ... ok
[INFO] [stdout] test biginteger::tests::test_biginteger448 ... ok
[INFO] [stdout] test biginteger::tests::test_biginteger256 ... ok
[INFO] [stdout] test fields::models::fp12_2over3over2::test::test_characteristic_square_mod_6_is_one ... ok
[INFO] [stdout] test fields::models::quadratic_extension::quad_ext_tests::test_from_base_prime_field_elements ... ok
[INFO] [stdout] test fields::no_std_tests::test_from_into_biguint ... ok
[INFO] [stdout] test test_field::fq::test_const_from_repr ... ok
[INFO] [stdout] test fields::models::cubic_extension::cube_ext_tests::test_from_base_prime_field_elements ... ok
[INFO] [stdout] test fields::no_std_tests::test_batch_inversion ... ok
[INFO] [stderr]    Doc-tests ark-ff
[INFO] [stdout] test fields::no_std_tests::test_from_be_bytes_mod_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9485e9330da1083301301bafd641564bf8cba0d9df67eb7094a334c297595e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9485e9330da1083301301bafd641564bf8cba0d9df67eb7094a334c297595e97", kill_on_drop: false }`
[INFO] [stdout] 9485e9330da1083301301bafd641564bf8cba0d9df67eb7094a334c297595e97