[INFO] fetching crate ark-nonnative-field 0.3.0...
[INFO] building ark-nonnative-field-0.3.0 against try#14accda7ba2c586835d15379a621955d9f047371 for pr-103610
[INFO] extracting crate ark-nonnative-field 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ark-nonnative-field 0.3.0 on toolchain 14accda7ba2c586835d15379a621955d9f047371
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+14accda7ba2c586835d15379a621955d9f047371" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-nonnative-field 0.3.0
[INFO] finished tweaking crates.io crate ark-nonnative-field 0.3.0
[INFO] tweaked toml for crates.io crate ark-nonnative-field 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+14accda7ba2c586835d15379a621955d9f047371" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+14accda7ba2c586835d15379a621955d9f047371" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+14accda7ba2c586835d15379a621955d9f047371" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24ec782d1eda6008f8fc47e55d8ed616e404df84e2ea73dfea0753cb1bfdc361
[INFO] running `Command { std: "docker" "start" "-a" "24ec782d1eda6008f8fc47e55d8ed616e404df84e2ea73dfea0753cb1bfdc361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24ec782d1eda6008f8fc47e55d8ed616e404df84e2ea73dfea0753cb1bfdc361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ec782d1eda6008f8fc47e55d8ed616e404df84e2ea73dfea0753cb1bfdc361", kill_on_drop: false }`
[INFO] [stdout] 24ec782d1eda6008f8fc47e55d8ed616e404df84e2ea73dfea0753cb1bfdc361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+14accda7ba2c586835d15379a621955d9f047371" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19d303a2bd6a3e4f799b33a5d1b5eb7c4e04a42a85ec23712456ae8d1f3f4d3a
[INFO] running `Command { std: "docker" "start" "-a" "19d303a2bd6a3e4f799b33a5d1b5eb7c4e04a42a85ec23712456ae8d1f3f4d3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling ark-std v0.3.0
[INFO] [stderr]    Compiling ark-serialize v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling pest v2.4.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]    Compiling ark-ec v0.3.0
[INFO] [stderr]    Compiling ark-relations v0.3.0
[INFO] [stderr]    Compiling ark-r1cs-std v0.3.1
[INFO] [stderr]    Compiling ark-nonnative-field v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.06s
[INFO] running `Command { std: "docker" "inspect" "19d303a2bd6a3e4f799b33a5d1b5eb7c4e04a42a85ec23712456ae8d1f3f4d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d303a2bd6a3e4f799b33a5d1b5eb7c4e04a42a85ec23712456ae8d1f3f4d3a", kill_on_drop: false }`
[INFO] [stdout] 19d303a2bd6a3e4f799b33a5d1b5eb7c4e04a42a85ec23712456ae8d1f3f4d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+14accda7ba2c586835d15379a621955d9f047371" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afd5302c383616791832455bc05f0d07d09260dc6c3693d9f62fb29ff1330bc4
[INFO] running `Command { std: "docker" "start" "-a" "afd5302c383616791832455bc05f0d07d09260dc6c3693d9f62fb29ff1330bc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling ark-std v0.3.0
[INFO] [stderr]    Compiling ark-serialize v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling pest v2.4.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]    Compiling ark-ec v0.3.0
[INFO] [stderr]    Compiling ark-relations v0.3.0
[INFO] [stderr]    Compiling ark-mnt4-753 v0.3.0
[INFO] [stderr]    Compiling ark-mnt4-298 v0.3.0
[INFO] [stderr]    Compiling ark-r1cs-std v0.3.1
[INFO] [stderr]    Compiling ark-bls12-377 v0.3.0
[INFO] [stderr]    Compiling ark-bls12-381 v0.3.0
[INFO] [stderr]    Compiling ark-pallas v0.3.0
[INFO] [stderr]    Compiling ark-mnt6-298 v0.3.0
[INFO] [stderr]    Compiling ark-mnt6-753 v0.3.0
[INFO] [stderr]    Compiling ark-nonnative-field v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ark-nonnative-field`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name arithmetic_tests --edition=2018 tests/arithmetic_tests.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C opt-level=3 -C lto=thin -C debuginfo=2 -C debug-assertions=on --test --cfg 'feature="default"' -C metadata=53251d1ff1003159 -C extra-filename=-53251d1ff1003159 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ark_bls12_377=/opt/rustwide/target/debug/deps/libark_bls12_377-d296be0f0fee751f.rlib --extern ark_bls12_381=/opt/rustwide/target/debug/deps/libark_bls12_381-b0a98a19dc475e63.rlib --extern ark_ec=/opt/rustwide/target/debug/deps/libark_ec-b431f5e6ea28e760.rlib --extern ark_ff=/opt/rustwide/target/debug/deps/libark_ff-16eb853ae9e22a2f.rlib --extern ark_mnt4_298=/opt/rustwide/target/debug/deps/libark_mnt4_298-b8ff1948f0882dd1.rlib --extern ark_mnt4_753=/opt/rustwide/target/debug/deps/libark_mnt4_753-3b66fa08c3468914.rlib --extern ark_mnt6_298=/opt/rustwide/target/debug/deps/libark_mnt6_298-d48f5f18c43a2f64.rlib --extern ark_mnt6_753=/opt/rustwide/target/debug/deps/libark_mnt6_753-0abad9347f38e8d4.rlib --extern ark_nonnative_field=/opt/rustwide/target/debug/deps/libark_nonnative_field-780edd6530d71625.rlib --extern ark_pallas=/opt/rustwide/target/debug/deps/libark_pallas-db3ac67ec0d0fbbd.rlib --extern ark_r1cs_std=/opt/rustwide/target/debug/deps/libark_r1cs_std-363c03f3ee7ca529.rlib --extern ark_relations=/opt/rustwide/target/debug/deps/libark_relations-8f223ca098610b43.rlib --extern ark_std=/opt/rustwide/target/debug/deps/libark_std-2523508136e42ce4.rlib --extern derivative=/opt/rustwide/target/debug/deps/libderivative-3507e9373273afa8.so --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-9c03e843e2153718.rlib --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-c4a03a31e69cb095.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-01b0d9928dec3adb.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-796185308c10256e.so --extern tracing=/opt/rustwide/target/debug/deps/libtracing-bd7d4468460c0011.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "afd5302c383616791832455bc05f0d07d09260dc6c3693d9f62fb29ff1330bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd5302c383616791832455bc05f0d07d09260dc6c3693d9f62fb29ff1330bc4", kill_on_drop: false }`
[INFO] [stdout] afd5302c383616791832455bc05f0d07d09260dc6c3693d9f62fb29ff1330bc4