[INFO] fetching crate ff 0.13.0...
[INFO] checking ff-0.13.0 against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216-1
[INFO] extracting crate ff 0.13.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ff 0.13.0 on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate ff 0.13.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ff 0.13.0
[INFO] tweaked toml for crates.io crate ff 0.13.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ff_derive v0.13.0
[INFO] [stderr]   Downloaded subtle v2.6.1
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded arrayref v0.3.9
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] [stderr]   Downloaded funty v2.0.0
[INFO] [stderr]   Downloaded arrayvec v0.7.6
[INFO] [stderr]   Downloaded blake2b_simd v1.0.2
[INFO] [stderr]   Downloaded radium v0.7.0
[INFO] [stderr]   Downloaded tap v1.0.1
[INFO] [stderr]   Downloaded wyz v0.5.1
[INFO] [stderr]   Downloaded constant_time_eq v0.3.1
[INFO] [stderr]   Downloaded bitvec v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 197d92ea01c1b73301110eb028069e99fdff829ffc3f7a3ebd382ed1e2e74528
[INFO] running `Command { std: "docker" "start" "-a" "197d92ea01c1b73301110eb028069e99fdff829ffc3f7a3ebd382ed1e2e74528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "197d92ea01c1b73301110eb028069e99fdff829ffc3f7a3ebd382ed1e2e74528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197d92ea01c1b73301110eb028069e99fdff829ffc3f7a3ebd382ed1e2e74528", kill_on_drop: false }`
[INFO] [stdout] 197d92ea01c1b73301110eb028069e99fdff829ffc3f7a3ebd382ed1e2e74528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb858702cca713b7d60fb6a41d6b893b4ec4e8008a06404d3d053121af8b82ed
[INFO] running `Command { std: "docker" "start" "-a" "fb858702cca713b7d60fb6a41d6b893b4ec4e8008a06404d3d053121af8b82ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ff v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.03s
[INFO] running `Command { std: "docker" "inspect" "fb858702cca713b7d60fb6a41d6b893b4ec4e8008a06404d3d053121af8b82ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb858702cca713b7d60fb6a41d6b893b4ec4e8008a06404d3d053121af8b82ed", kill_on_drop: false }`
[INFO] [stdout] fb858702cca713b7d60fb6a41d6b893b4ec4e8008a06404d3d053121af8b82ed