[INFO] fetching crate ff 0.12.0...
[INFO] checking ff-0.12.0 against master#e652caa679a304af11fc04f1f12452f255a82593 for pr-98000
[INFO] extracting crate ff 0.12.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ff 0.12.0 on toolchain e652caa679a304af11fc04f1f12452f255a82593
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain
[INFO] started tweaking crates.io crate ff 0.12.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ff 0.12.0
[INFO] tweaked toml for crates.io crate ff 0.12.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "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 ff_derive v0.12.0
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1014895f3bdd4251fdd630f5f3e133d6d1dc62fe7b5925f69e01cd7b9f77818f
[INFO] running `Command { std: "docker" "start" "-a" "1014895f3bdd4251fdd630f5f3e133d6d1dc62fe7b5925f69e01cd7b9f77818f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1014895f3bdd4251fdd630f5f3e133d6d1dc62fe7b5925f69e01cd7b9f77818f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1014895f3bdd4251fdd630f5f3e133d6d1dc62fe7b5925f69e01cd7b9f77818f", kill_on_drop: false }`
[INFO] [stdout] 1014895f3bdd4251fdd630f5f3e133d6d1dc62fe7b5925f69e01cd7b9f77818f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a04a849e06ee662d0f7ba8c12009e392fa926c441cae87d97c1f5c93634ed77
[INFO] running `Command { std: "docker" "start" "-a" "2a04a849e06ee662d0f7ba8c12009e392fa926c441cae87d97c1f5c93634ed77", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking ff v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "2a04a849e06ee662d0f7ba8c12009e392fa926c441cae87d97c1f5c93634ed77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a04a849e06ee662d0f7ba8c12009e392fa926c441cae87d97c1f5c93634ed77", kill_on_drop: false }`
[INFO] [stdout] 2a04a849e06ee662d0f7ba8c12009e392fa926c441cae87d97c1f5c93634ed77