[INFO] fetching crate ff 0.10.1...
[INFO] checking ff-0.10.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate ff 0.10.1 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate ff 0.10.1 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] removed /workspace/builds/worker-107/source/rust-toolchain
[INFO] started tweaking crates.io crate ff 0.10.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ff 0.10.1
[INFO] tweaked toml for crates.io crate ff 0.10.1 written to /workspace/builds/worker-107/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 3fdf51c2bec37e6bc236dec1496159edb166b990ece51781d47d5bcec6be90f6
[INFO] running `Command { std: "docker" "start" "-a" "3fdf51c2bec37e6bc236dec1496159edb166b990ece51781d47d5bcec6be90f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fdf51c2bec37e6bc236dec1496159edb166b990ece51781d47d5bcec6be90f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdf51c2bec37e6bc236dec1496159edb166b990ece51781d47d5bcec6be90f6", kill_on_drop: false }`
[INFO] [stdout] 3fdf51c2bec37e6bc236dec1496159edb166b990ece51781d47d5bcec6be90f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 061fef1008a7ceb5d3a8448f8e4a70e86a8a500b0c0b04d9ee74d50b3a4263f2
[INFO] running `Command { std: "docker" "start" "-a" "061fef1008a7ceb5d3a8448f8e4a70e86a8a500b0c0b04d9ee74d50b3a4263f2", kill_on_drop: false }`
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking ff v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "061fef1008a7ceb5d3a8448f8e4a70e86a8a500b0c0b04d9ee74d50b3a4263f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061fef1008a7ceb5d3a8448f8e4a70e86a8a500b0c0b04d9ee74d50b3a4263f2", kill_on_drop: false }`
[INFO] [stdout] 061fef1008a7ceb5d3a8448f8e4a70e86a8a500b0c0b04d9ee74d50b3a4263f2