[INFO] cloning repository https://github.com/arkworks-rs/curves
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arkworks-rs/curves" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farkworks-rs%2Fcurves", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farkworks-rs%2Fcurves'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a89ea8adc8a4beb3c9a4e6dfa6fbe66d0e3392a
[INFO] testing arkworks-rs/curves against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farkworks-rs%2Fcurves" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arkworks-rs/curves on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arkworks-rs/curves
[INFO] finished tweaking git repo https://github.com/arkworks-rs/curves
[INFO] tweaked toml for git repo https://github.com/arkworks-rs/curves written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/arkworks-rs/algebra`
[INFO] [stderr]     Updating git repository `https://github.com/arkworks-rs/r1cs-std`
[INFO] [stderr]     Updating git repository `https://github.com/arkworks-rs/std`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded paste v1.0.7
[INFO] [stderr]   Downloaded zeroize v1.5.4
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded hashbrown v0.12.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.25
[INFO] [stderr]   Downloaded zeroize_derive v1.3.2
[INFO] [stderr]   Downloaded rayon-core v1.9.2
[INFO] [stderr]   Downloaded ark-relations v0.3.0
[INFO] [stderr]   Downloaded rayon v1.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89238a374116eeac8e42bc2b7b30ac9a7107eb344c5abf96e773480a7176d8bd
[INFO] running `Command { std: "docker" "start" "-a" "89238a374116eeac8e42bc2b7b30ac9a7107eb344c5abf96e773480a7176d8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89238a374116eeac8e42bc2b7b30ac9a7107eb344c5abf96e773480a7176d8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89238a374116eeac8e42bc2b7b30ac9a7107eb344c5abf96e773480a7176d8bd", kill_on_drop: false }`
[INFO] [stdout] 89238a374116eeac8e42bc2b7b30ac9a7107eb344c5abf96e773480a7176d8bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9622a094c8196a753b425faf3651885dd399537e0f9bdbd85c2af48c0e0b7052
[INFO] running `Command { std: "docker" "start" "-a" "9622a094c8196a753b425faf3651885dd399537e0f9bdbd85c2af48c0e0b7052", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling ark-curve-benches v0.3.0 (/opt/rustwide/workdir/curve-benches)
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling ark-ff v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling ark-std v0.3.0 (https://github.com/arkworks-rs/std#05b7a19a)
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling ark-serialize-derive v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling ark-serialize v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling tracing v0.1.33
[INFO] [stderr]    Compiling zeroize v1.5.4
[INFO] [stderr]    Compiling ark-poly v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling ark-relations v0.3.0
[INFO] [stderr]    Compiling ark-ec v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling ark-bls12-377 v0.3.0 (/opt/rustwide/workdir/bls12_377)
[INFO] [stderr]    Compiling ark-bls12-381 v0.3.0 (/opt/rustwide/workdir/bls12_381)
[INFO] [stderr]    Compiling ark-mnt4-298 v0.3.0 (/opt/rustwide/workdir/mnt4_298)
[INFO] [stderr]    Compiling ark-mnt4-753 v0.3.0 (/opt/rustwide/workdir/mnt4_753)
[INFO] [stderr]    Compiling ark-r1cs-std v0.3.1 (https://github.com/arkworks-rs/r1cs-std#4e1e8d04)
[INFO] [stderr]    Compiling ark-bn254 v0.3.0 (/opt/rustwide/workdir/bn254)
[INFO] [stderr]    Compiling ark-pallas v0.3.0 (/opt/rustwide/workdir/pallas)
[INFO] [stderr]    Compiling ark-vesta v0.3.0 (/opt/rustwide/workdir/vesta)
[INFO] [stderr]    Compiling ark-ed-on-mnt4-298 v0.3.0 (/opt/rustwide/workdir/ed_on_mnt4_298)
[INFO] [stderr]    Compiling ark-mnt6-298 v0.3.0 (/opt/rustwide/workdir/mnt6_298)
[INFO] [stderr]    Compiling ark-ed-on-bn254 v0.3.0 (/opt/rustwide/workdir/ed_on_bn254)
[INFO] [stderr]    Compiling ark-ed-on-cp6-782 v0.3.0 (/opt/rustwide/workdir/ed_on_cp6_782)
[INFO] [stderr]    Compiling ark-bw6-761 v0.3.0 (/opt/rustwide/workdir/bw6_761)
[INFO] [stderr]    Compiling ark-cp6-782 v0.3.0 (/opt/rustwide/workdir/cp6_782)
[INFO] [stderr]    Compiling ark-ed-on-bls12-377 v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_377)
[INFO] [stderr]    Compiling ark-ed-on-bls12-381 v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_381)
[INFO] [stderr]    Compiling ark-ed-on-bls12-381-bandersnatch v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_381_bandersnatch)
[INFO] [stderr]    Compiling ark-ed-on-bw6-761 v0.3.0 (/opt/rustwide/workdir/ed_on_bw6_761)
[INFO] [stderr]    Compiling ark-mnt6-753 v0.3.0 (/opt/rustwide/workdir/mnt6_753)
[INFO] [stderr]    Compiling ark-ed-on-mnt4-753 v0.3.0 (/opt/rustwide/workdir/ed_on_mnt4_753)
[INFO] [stderr]    Compiling ark-curve-constraint-tests v0.3.0 (/opt/rustwide/workdir/curve-constraint-tests)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "9622a094c8196a753b425faf3651885dd399537e0f9bdbd85c2af48c0e0b7052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9622a094c8196a753b425faf3651885dd399537e0f9bdbd85c2af48c0e0b7052", kill_on_drop: false }`
[INFO] [stdout] 9622a094c8196a753b425faf3651885dd399537e0f9bdbd85c2af48c0e0b7052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1066ca3b6fdd52ceb78372bb37cc3677df6296198d5a4de46ea93c2f7e8b78a8
[INFO] running `Command { std: "docker" "start" "-a" "1066ca3b6fdd52ceb78372bb37cc3677df6296198d5a4de46ea93c2f7e8b78a8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ark-curve-benches v0.3.0 (/opt/rustwide/workdir/curve-benches)
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling ark-ff v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ark-serialize-derive v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling ark-std v0.3.0 (https://github.com/arkworks-rs/std#05b7a19a)
[INFO] [stderr]    Compiling ark-serialize v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling tracing v0.1.33
[INFO] [stderr]    Compiling zeroize v1.5.4
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling ark-poly v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling ark-relations v0.3.0
[INFO] [stderr]    Compiling ark-ec v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling ark-algebra-test-templates v0.3.0 (https://github.com/arkworks-rs/algebra#13c298c2)
[INFO] [stderr]    Compiling ark-r1cs-std v0.3.1 (https://github.com/arkworks-rs/r1cs-std#4e1e8d04)
[INFO] [stderr]    Compiling ark-bls12-377 v0.3.0 (/opt/rustwide/workdir/bls12_377)
[INFO] [stderr]    Compiling ark-mnt4-298 v0.3.0 (/opt/rustwide/workdir/mnt4_298)
[INFO] [stderr]    Compiling ark-bls12-381 v0.3.0 (/opt/rustwide/workdir/bls12_381)
[INFO] [stderr]    Compiling ark-mnt4-753 v0.3.0 (/opt/rustwide/workdir/mnt4_753)
[INFO] [stderr]    Compiling ark-bn254 v0.3.0 (/opt/rustwide/workdir/bn254)
[INFO] [stderr]    Compiling ark-pallas v0.3.0 (/opt/rustwide/workdir/pallas)
[INFO] [stderr]    Compiling ark-vesta v0.3.0 (/opt/rustwide/workdir/vesta)
[INFO] [stderr]    Compiling ark-mnt6-298 v0.3.0 (/opt/rustwide/workdir/mnt6_298)
[INFO] [stderr]    Compiling ark-ed-on-mnt4-298 v0.3.0 (/opt/rustwide/workdir/ed_on_mnt4_298)
[INFO] [stderr]    Compiling ark-ed-on-bn254 v0.3.0 (/opt/rustwide/workdir/ed_on_bn254)
[INFO] [stderr]    Compiling ark-ed-on-cp6-782 v0.3.0 (/opt/rustwide/workdir/ed_on_cp6_782)
[INFO] [stderr]    Compiling ark-cp6-782 v0.3.0 (/opt/rustwide/workdir/cp6_782)
[INFO] [stderr]    Compiling ark-bw6-761 v0.3.0 (/opt/rustwide/workdir/bw6_761)
[INFO] [stderr]    Compiling ark-ed-on-bls12-377 v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_377)
[INFO] [stderr]    Compiling ark-ed-on-bls12-381 v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_381)
[INFO] [stderr]    Compiling ark-ed-on-bls12-381-bandersnatch v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_381_bandersnatch)
[INFO] [stderr]    Compiling ark-ed-on-bw6-761 v0.3.0 (/opt/rustwide/workdir/ed_on_bw6_761)
[INFO] [stderr]    Compiling ark-mnt6-753 v0.3.0 (/opt/rustwide/workdir/mnt6_753)
[INFO] [stderr]    Compiling ark-ed-on-mnt4-753 v0.3.0 (/opt/rustwide/workdir/ed_on_mnt4_753)
[INFO] [stderr] error: could not compile `ark-bw6-761`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ark_bw6_761 --edition=2018 bw6_761/src/lib.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=52fd0d6c53c0f9cb -C extra-filename=-52fd0d6c53c0f9cb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ark_algebra_test_templates=/opt/rustwide/target/debug/deps/libark_algebra_test_templates-b7c0217498be549b.rlib --extern ark_bls12_377=/opt/rustwide/target/debug/deps/libark_bls12_377-5ed9a8116c116304.rlib --extern ark_ec=/opt/rustwide/target/debug/deps/libark_ec-e721e27ab057e1a8.rlib --extern ark_ff=/opt/rustwide/target/debug/deps/libark_ff-f7c74720ca9854a4.rlib --extern ark_serialize=/opt/rustwide/target/debug/deps/libark_serialize-bf3ab70567f37689.rlib --extern ark_std=/opt/rustwide/target/debug/deps/libark_std-0e6374584b96ac61.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1066ca3b6fdd52ceb78372bb37cc3677df6296198d5a4de46ea93c2f7e8b78a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1066ca3b6fdd52ceb78372bb37cc3677df6296198d5a4de46ea93c2f7e8b78a8", kill_on_drop: false }`
[INFO] [stdout] 1066ca3b6fdd52ceb78372bb37cc3677df6296198d5a4de46ea93c2f7e8b78a8