[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] 9d232a7dcd254679c07e70019a8dd3d9e0de5ca0
[INFO] checking arkworks-rs/curves against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farkworks-rs%2Fcurves" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arkworks-rs/curves on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b108ed2eb635dc9f6938c101600c90046cf97a3ee42ab1ddcf8b58f2c2a0376
[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" "9b108ed2eb635dc9f6938c101600c90046cf97a3ee42ab1ddcf8b58f2c2a0376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b108ed2eb635dc9f6938c101600c90046cf97a3ee42ab1ddcf8b58f2c2a0376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b108ed2eb635dc9f6938c101600c90046cf97a3ee42ab1ddcf8b58f2c2a0376", kill_on_drop: false }`
[INFO] [stdout] 9b108ed2eb635dc9f6938c101600c90046cf97a3ee42ab1ddcf8b58f2c2a0376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eafbe4b0962a17819cf17df4bedc5f712914754c3a2fe111f354575686b1651f
[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" "eafbe4b0962a17819cf17df4bedc5f712914754c3a2fe111f354575686b1651f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]    Compiling ark-curve-benches v0.2.0 (/opt/rustwide/workdir/curve-benches)
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking ark-std v0.2.0
[INFO] [stderr]     Checking ark-serialize v0.2.0
[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 v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling ark-ff-macros v0.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.2.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking ark-ec v0.2.0
[INFO] [stderr]     Checking ark-relations v0.2.0
[INFO] [stderr]     Checking ark-bls12-377 v0.2.0 (/opt/rustwide/workdir/bls12_377)
[INFO] [stderr]     Checking ark-algebra-test-templates v0.2.0
[INFO] [stderr]     Checking ark-mnt4-753 v0.2.0 (/opt/rustwide/workdir/mnt4_753)
[INFO] [stderr]     Checking ark-r1cs-std v0.2.0
[INFO] [stderr]     Checking ark-mnt4-298 v0.2.0 (/opt/rustwide/workdir/mnt4_298)
[INFO] [stderr]     Checking ark-bls12-381 v0.2.0 (/opt/rustwide/workdir/bls12_381)
[INFO] [stderr]     Checking ark-pallas v0.2.0 (/opt/rustwide/workdir/pallas)
[INFO] [stderr]     Checking ark-bn254 v0.2.0 (/opt/rustwide/workdir/bn254)
[INFO] [stderr]     Checking ark-vesta v0.2.0 (/opt/rustwide/workdir/vesta)
[INFO] [stderr]     Checking ark-cp6-782 v0.2.0 (/opt/rustwide/workdir/cp6_782)
[INFO] [stderr]     Checking ark-bw6-761 v0.2.0 (/opt/rustwide/workdir/bw6_761)
[INFO] [stderr]     Checking ark-ed-on-cp6-782 v0.2.0 (/opt/rustwide/workdir/ed_on_cp6_782)
[INFO] [stderr]     Checking ark-mnt6-298 v0.2.0 (/opt/rustwide/workdir/mnt6_298)
[INFO] [stderr]     Checking ark-ed-on-bls12-381 v0.2.0 (/opt/rustwide/workdir/ed_on_bls12_381)
[INFO] [stderr]     Checking ark-mnt6-753 v0.2.0 (/opt/rustwide/workdir/mnt6_753)
[INFO] [stderr]     Checking ark-ed-on-mnt4-298 v0.2.0 (/opt/rustwide/workdir/ed_on_mnt4_298)
[INFO] [stderr]     Checking ark-ed-on-bls12-377 v0.2.0 (/opt/rustwide/workdir/ed_on_bls12_377)
[INFO] [stderr]     Checking ark-ed-on-bn254 v0.2.0 (/opt/rustwide/workdir/ed_on_bn254)
[INFO] [stderr]     Checking ark-ed-on-mnt4-753 v0.2.0 (/opt/rustwide/workdir/ed_on_mnt4_753)
[INFO] [stderr]     Checking ark-ed-on-bw6-761 v0.2.0 (/opt/rustwide/workdir/ed_on_bw6_761)
[INFO] [stderr]     Checking ark-curve-constraint-tests v0.2.0 (/opt/rustwide/workdir/curve-constraint-tests)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "eafbe4b0962a17819cf17df4bedc5f712914754c3a2fe111f354575686b1651f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eafbe4b0962a17819cf17df4bedc5f712914754c3a2fe111f354575686b1651f", kill_on_drop: false }`
[INFO] [stdout] eafbe4b0962a17819cf17df4bedc5f712914754c3a2fe111f354575686b1651f