[INFO] fetching crate fawkes-crypto-bellman_ce 0.3.5...
[INFO] testing fawkes-crypto-bellman_ce-0.3.5 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate fawkes-crypto-bellman_ce 0.3.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fawkes-crypto-bellman_ce 0.3.5 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fawkes-crypto-bellman_ce 0.3.5
[INFO] finished tweaking crates.io crate fawkes-crypto-bellman_ce 0.3.5
[INFO] tweaked toml for crates.io crate fawkes-crypto-bellman_ce 0.3.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prefetch v0.2.0
[INFO] [stderr]   Downloaded fawkes-crypto-pairing_ce v0.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de7e058e30aaaf13e547963d1f794ccf23e9f2983b09cd927eed548d2f76cd15
[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" "de7e058e30aaaf13e547963d1f794ccf23e9f2983b09cd927eed548d2f76cd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de7e058e30aaaf13e547963d1f794ccf23e9f2983b09cd927eed548d2f76cd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de7e058e30aaaf13e547963d1f794ccf23e9f2983b09cd927eed548d2f76cd15", kill_on_drop: false }`
[INFO] [stdout] de7e058e30aaaf13e547963d1f794ccf23e9f2983b09cd927eed548d2f76cd15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2174b3b34f0ede94a19c464123904f77bc7c0a9c4515760123c699df1570750f
[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" "2174b3b34f0ede94a19c464123904f77bc7c0a9c4515760123c699df1570750f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling ff_derive_ce v0.5.1
[INFO] [stderr]    Compiling ff_ce v0.7.1
[INFO] [stderr]    Compiling fawkes-crypto-pairing_ce v0.18.1
[INFO] [stderr]    Compiling fawkes-crypto-bellman_ce v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/log.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(unused_macros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `cfg_if`
[INFO] [stdout]  --> src/log.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | cfg_if! {
[INFO] [stdout]   | ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.92s
[INFO] running `Command { std: "docker" "inspect" "2174b3b34f0ede94a19c464123904f77bc7c0a9c4515760123c699df1570750f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2174b3b34f0ede94a19c464123904f77bc7c0a9c4515760123c699df1570750f", kill_on_drop: false }`
[INFO] [stdout] 2174b3b34f0ede94a19c464123904f77bc7c0a9c4515760123c699df1570750f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaba746a353055b15c00e5c03538535d9b93cf2a01494aca0c864c665a909599
[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" "aaba746a353055b15c00e5c03538535d9b93cf2a01494aca0c864c665a909599", kill_on_drop: false }`
[INFO] [stderr]    Compiling fawkes-crypto-bellman_ce v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/log.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(unused_macros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `cfg_if`
[INFO] [stdout]  --> src/log.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | cfg_if! {
[INFO] [stdout]   | ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/log.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(unused_macros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `cfg_if`
[INFO] [stdout]  --> src/log.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | cfg_if! {
[INFO] [stdout]   | ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.54s
[INFO] running `Command { std: "docker" "inspect" "aaba746a353055b15c00e5c03538535d9b93cf2a01494aca0c864c665a909599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaba746a353055b15c00e5c03538535d9b93cf2a01494aca0c864c665a909599", kill_on_drop: false }`
[INFO] [stdout] aaba746a353055b15c00e5c03538535d9b93cf2a01494aca0c864c665a909599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a8a76febf6a434ff844d466517f5b915091626b418abe29809fe7034e2888f3
[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" "6a8a76febf6a434ff844d466517f5b915091626b418abe29809fe7034e2888f3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused attribute `allow`
[INFO] [stdout] running 12 tests
[INFO] [stderr]  --> src/log.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[allow(unused_macros)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `cfg_if`
[INFO] [stderr]  --> src/log.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | cfg_if! {
[INFO] [stderr]   | ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fawkes-crypto-bellman_ce` (lib) generated 1 warning
[INFO] [stderr] warning: `fawkes-crypto-bellman_ce` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fawkes_crypto_bellman_ce-a8b0e6862b69de47)
[INFO] [stdout] test multicore::test_log2_floor ... ok
[INFO] [stdout] test groth16::tests::test_xordemo ... ok
[INFO] [stdout] test domain::parallel_fft_consistency ... ok
[INFO] [stdout] test domain::fft_composition ... ok
[INFO] [stdout] test domain::polynomial_arith has been running for over 60 seconds
[INFO] [stdout] test domain::test_fft_bn256 has been running for over 60 seconds
[INFO] [stdout] test domain::test_field_element_multiplication_bn256 has been running for over 60 seconds
[INFO] [stdout] test groth16::test_with_bls12_381::serialization has been running for over 60 seconds
[INFO] [stdout] test multiexp::test_bench_sparse_multiexp has been running for over 60 seconds
[INFO] [stdout] test multiexp::test_dense_multiexp has been running for over 60 seconds
[INFO] [stdout] test multiexp::test_speed_with_bn256 has been running for over 60 seconds
[INFO] [stdout] test multiexp::test_with_bls12 has been running for over 60 seconds
[INFO] [stdout] test domain::test_field_element_multiplication_bn256 ... ok
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6a8a76febf6a434ff844d466517f5b915091626b418abe29809fe7034e2888f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a8a76febf6a434ff844d466517f5b915091626b418abe29809fe7034e2888f3", kill_on_drop: false }`
[INFO] [stdout] 6a8a76febf6a434ff844d466517f5b915091626b418abe29809fe7034e2888f3