[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] b5c2d8eba33778ebf4d18e35b60b692b38077ddc
[INFO] checking arkworks-rs/curves against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farkworks-rs%2Fcurves" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arkworks-rs/curves on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded ark-std v0.3.0
[INFO] [stderr]   Downloaded ark-ff-asm v0.3.0
[INFO] [stderr]   Downloaded ark-ec v0.3.0
[INFO] [stderr]   Downloaded ark-bls12-381 v0.3.0
[INFO] [stderr]   Downloaded memoffset v0.6.4
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded semver-parser v0.10.2
[INFO] [stderr]   Downloaded semver v0.11.0
[INFO] [stderr]   Downloaded tracing-core v0.1.19
[INFO] [stderr]   Downloaded zeroize_derive v1.1.0
[INFO] [stderr]   Downloaded rustc_version v0.3.3
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.20
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.1
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] [stderr]   Downloaded ark-serialize v0.3.0
[INFO] [stderr]   Downloaded ark-ff-macros v0.3.0
[INFO] [stderr]   Downloaded ark-r1cs-std v0.3.1
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[INFO] [stderr]   Downloaded libc v0.2.100
[INFO] [stderr]   Downloaded rayon v1.5.1
[INFO] [stderr]   Downloaded rayon-core v1.9.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.5
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.5
[INFO] [stderr]   Downloaded zeroize v1.4.1
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded ark-relations v0.3.0
[INFO] [stderr]   Downloaded ark-algebra-test-templates v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d27a84b3d206255679902ecbd18cec1cc1ae400b8d94ffcf36766252dd2bdc0
[INFO] running `Command { std: "docker" "start" "-a" "0d27a84b3d206255679902ecbd18cec1cc1ae400b8d94ffcf36766252dd2bdc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d27a84b3d206255679902ecbd18cec1cc1ae400b8d94ffcf36766252dd2bdc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d27a84b3d206255679902ecbd18cec1cc1ae400b8d94ffcf36766252dd2bdc0", kill_on_drop: false }`
[INFO] [stdout] 0d27a84b3d206255679902ecbd18cec1cc1ae400b8d94ffcf36766252dd2bdc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8138eb7a3c4539bf54bf9c298d012bb63b38f299c3c1b378ab043c47c31487aa
[INFO] running `Command { std: "docker" "start" "-a" "8138eb7a3c4539bf54bf9c298d012bb63b38f299c3c1b378ab043c47c31487aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[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]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling ark-curve-benches v0.3.0 (/opt/rustwide/workdir/curve-benches)
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking ark-serialize v0.3.0
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]     Checking ark-ec v0.3.0
[INFO] [stderr]     Checking ark-relations v0.3.0
[INFO] [stderr]     Checking ark-bls12-377 v0.3.0 (/opt/rustwide/workdir/bls12_377)
[INFO] [stderr]     Checking ark-mnt4-753 v0.3.0 (/opt/rustwide/workdir/mnt4_753)
[INFO] [stderr]     Checking ark-mnt4-298 v0.3.0 (/opt/rustwide/workdir/mnt4_298)
[INFO] [stderr]     Checking ark-pallas v0.3.0 (/opt/rustwide/workdir/pallas)
[INFO] [stderr]     Checking ark-bls12-381 v0.3.0
[INFO] [stderr]     Checking ark-r1cs-std v0.3.1
[INFO] [stderr]     Checking ark-bls12-381 v0.3.0 (/opt/rustwide/workdir/bls12_381)
[INFO] [stderr]     Checking ark-bn254 v0.3.0 (/opt/rustwide/workdir/bn254)
[INFO] [stderr]     Checking ark-ed-on-bls12-381-bandersnatch v0.1.0 (/opt/rustwide/workdir/ed_on_bls12_381_bandersnatch)
[INFO] [stderr]     Checking ark-vesta v0.3.0 (/opt/rustwide/workdir/vesta)
[INFO] [stderr]     Checking ark-mnt6-298 v0.3.0 (/opt/rustwide/workdir/mnt6_298)
[INFO] [stderr]     Checking ark-ed-on-mnt4-298 v0.3.0 (/opt/rustwide/workdir/ed_on_mnt4_298)
[INFO] [stderr]     Checking ark-ed-on-cp6-782 v0.3.0 (/opt/rustwide/workdir/ed_on_cp6_782)
[INFO] [stderr]     Checking ark-cp6-782 v0.3.0 (/opt/rustwide/workdir/cp6_782)
[INFO] [stderr]     Checking ark-ed-on-bls12-377 v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_377)
[INFO] [stderr]     Checking ark-bw6-761 v0.3.0 (/opt/rustwide/workdir/bw6_761)
[INFO] [stderr]     Checking ark-ed-on-mnt4-753 v0.3.0 (/opt/rustwide/workdir/ed_on_mnt4_753)
[INFO] [stderr]     Checking ark-mnt6-753 v0.3.0 (/opt/rustwide/workdir/mnt6_753)
[INFO] [stderr]     Checking ark-ed-on-bls12-381 v0.3.0 (/opt/rustwide/workdir/ed_on_bls12_381)
[INFO] [stderr]     Checking ark-ed-on-bn254 v0.3.0 (/opt/rustwide/workdir/ed_on_bn254)
[INFO] [stderr]     Checking ark-ed-on-bw6-761 v0.3.0 (/opt/rustwide/workdir/ed_on_bw6_761)
[INFO] [stderr]     Checking ark-algebra-test-templates v0.3.0
[INFO] [stderr]     Checking ark-curve-constraint-tests v0.3.0 (/opt/rustwide/workdir/curve-constraint-tests)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "8138eb7a3c4539bf54bf9c298d012bb63b38f299c3c1b378ab043c47c31487aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8138eb7a3c4539bf54bf9c298d012bb63b38f299c3c1b378ab043c47c31487aa", kill_on_drop: false }`
[INFO] [stdout] 8138eb7a3c4539bf54bf9c298d012bb63b38f299c3c1b378ab043c47c31487aa