[INFO] fetching crate ark-nonnative-field 0.3.0...
[INFO] checking ark-nonnative-field-0.3.0 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] extracting crate ark-nonnative-field 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ark-nonnative-field 0.3.0 on toolchain ccf408f4326a858c00dd845a64a86b16f360a801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-nonnative-field 0.3.0
[INFO] finished tweaking crates.io crate ark-nonnative-field 0.3.0
[INFO] tweaked toml for crates.io crate ark-nonnative-field 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] [stderr]       Adding ark-bls12-377 v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-bls12-381 v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-ec v0.3.0 (available: v0.4.2)
[INFO] [stderr]       Adding ark-ff v0.3.0 (available: v0.4.2)
[INFO] [stderr]       Adding ark-ff-asm v0.3.0 (available: v0.4.2)
[INFO] [stderr]       Adding ark-ff-macros v0.3.0 (available: v0.4.2)
[INFO] [stderr]       Adding ark-mnt4-298 v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-mnt4-753 v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-mnt6-298 v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-mnt6-753 v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-pallas v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-r1cs-std v0.3.1 (available: v0.4.0)
[INFO] [stderr]       Adding ark-relations v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding ark-serialize v0.3.0 (available: v0.4.2)
[INFO] [stderr]       Adding ark-std v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding digest v0.9.0 (available: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding rustc_version v0.3.3 (available: v0.4.1)
[INFO] [stderr]       Adding semver v0.11.0 (available: v1.0.23)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (available: v0.3.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9f4da381f9eff77447a4090afb696af3ec2610582d234d378ee68588eb1e679
[INFO] running `Command { std: "docker" "start" "-a" "f9f4da381f9eff77447a4090afb696af3ec2610582d234d378ee68588eb1e679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9f4da381f9eff77447a4090afb696af3ec2610582d234d378ee68588eb1e679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f4da381f9eff77447a4090afb696af3ec2610582d234d378ee68588eb1e679", kill_on_drop: false }`
[INFO] [stdout] f9f4da381f9eff77447a4090afb696af3ec2610582d234d378ee68588eb1e679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b4cbabf6e126148dd91308c0262bb32ec487cb84f92f6095a49c48e2e639ef2
[INFO] running `Command { std: "docker" "start" "-a" "5b4cbabf6e126148dd91308c0262bb32ec487cb84f92f6095a49c48e2e639ef2", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "5b4cbabf6e126148dd91308c0262bb32ec487cb84f92f6095a49c48e2e639ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4cbabf6e126148dd91308c0262bb32ec487cb84f92f6095a49c48e2e639ef2", kill_on_drop: false }`
[INFO] [stdout] 5b4cbabf6e126148dd91308c0262bb32ec487cb84f92f6095a49c48e2e639ef2