[INFO] fetching crate snarkvm-gadgets 0.7.9...
[INFO] testing snarkvm-gadgets-0.7.9 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate snarkvm-gadgets 0.7.9 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate snarkvm-gadgets 0.7.9 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 snarkvm-gadgets 0.7.9
[INFO] finished tweaking crates.io crate snarkvm-gadgets 0.7.9
[INFO] tweaked toml for crates.io crate snarkvm-gadgets 0.7.9 written to /workspace/builds/worker-64/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 7da5d3b6c2e2e18a610c822e48a5ae211ec3e733aeb37217aa7f87462f0228e0
[INFO] running `Command { std: "docker" "start" "-a" "7da5d3b6c2e2e18a610c822e48a5ae211ec3e733aeb37217aa7f87462f0228e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7da5d3b6c2e2e18a610c822e48a5ae211ec3e733aeb37217aa7f87462f0228e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da5d3b6c2e2e18a610c822e48a5ae211ec3e733aeb37217aa7f87462f0228e0", kill_on_drop: false }`
[INFO] [stdout] 7da5d3b6c2e2e18a610c822e48a5ae211ec3e733aeb37217aa7f87462f0228e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 44a6710f38c4c2c46601a09fb22b943e32159900935d86da3363f8023756cb57
[INFO] running `Command { std: "docker" "start" "-a" "44a6710f38c4c2c46601a09fb22b943e32159900935d86da3363f8023756cb57", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling snarkvm-profiler v0.7.9
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling snarkvm-derives v0.7.9
[INFO] [stderr]    Compiling snarkvm-utilities v0.7.9
[INFO] [stderr]    Compiling snarkvm-fields v0.7.9
[INFO] [stderr]    Compiling snarkvm-curves v0.7.9
[INFO] [stderr]    Compiling snarkvm-r1cs v0.7.9
[INFO] [stderr]    Compiling snarkvm-algorithms v0.7.9
[INFO] [stderr]    Compiling snarkvm-gadgets v0.7.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "44a6710f38c4c2c46601a09fb22b943e32159900935d86da3363f8023756cb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a6710f38c4c2c46601a09fb22b943e32159900935d86da3363f8023756cb57", kill_on_drop: false }`
[INFO] [stdout] 44a6710f38c4c2c46601a09fb22b943e32159900935d86da3363f8023756cb57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 246f0f5cf3ed0e2a41ada6c5ebf2a4fb5864f0279b9b9f1d22104d92262dfdc8
[INFO] running `Command { std: "docker" "start" "-a" "246f0f5cf3ed0e2a41ada6c5ebf2a4fb5864f0279b9b9f1d22104d92262dfdc8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling snarkvm-gadgets v0.7.9 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `snarkvm-gadgets`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name snarkvm_gadgets --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="algorithms"' --cfg 'feature="curves"' --cfg 'feature="default"' --cfg 'feature="full"' --cfg 'feature="nonnative"' --cfg 'feature="num-bigint"' --cfg 'feature="num-integer"' --cfg 'feature="num-traits"' -C metadata=0e541efbee4edf64 -C extra-filename=-0e541efbee4edf64 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern blake2=/opt/rustwide/target/debug/deps/libblake2-dcada2fe99ae0d26.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-b4f0c61c056ccbb9.rlib --extern derivative=/opt/rustwide/target/debug/deps/libderivative-0f7a62511b93df1c.so --extern digest=/opt/rustwide/target/debug/deps/libdigest-8dde157298e4cde6.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-4584bcfa222d8e0a.rlib --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-ffc358b7deea6dca.rlib --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-58c3aacaa76b5b48.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-214063de6a56896b.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-03d21a98958e81f6.so --extern rand=/opt/rustwide/target/debug/deps/librand-103265e50e195195.rlib --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-81c181a39752caab.rlib --extern rand_xorshift=/opt/rustwide/target/debug/deps/librand_xorshift-13445694809e630a.rlib --extern snarkvm_algorithms=/opt/rustwide/target/debug/deps/libsnarkvm_algorithms-26363b017a748731.rlib --extern snarkvm_curves=/opt/rustwide/target/debug/deps/libsnarkvm_curves-855e1af6a2068e8e.rlib --extern snarkvm_fields=/opt/rustwide/target/debug/deps/libsnarkvm_fields-47ebb2759fd661cc.rlib --extern snarkvm_r1cs=/opt/rustwide/target/debug/deps/libsnarkvm_r1cs-047973d7df324626.rlib --extern snarkvm_utilities=/opt/rustwide/target/debug/deps/libsnarkvm_utilities-5e96f46a35f7c04e.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-722dd0dc7ad8d7fc.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "246f0f5cf3ed0e2a41ada6c5ebf2a4fb5864f0279b9b9f1d22104d92262dfdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246f0f5cf3ed0e2a41ada6c5ebf2a4fb5864f0279b9b9f1d22104d92262dfdc8", kill_on_drop: false }`
[INFO] [stdout] 246f0f5cf3ed0e2a41ada6c5ebf2a4fb5864f0279b9b9f1d22104d92262dfdc8