[INFO] fetching crate polynomial-over-finite-prime-field 0.3.2...
[INFO] checking polynomial-over-finite-prime-field-0.3.2 against try#42d1facfffa1a5357d6d62815f7be91f8ad69ed8 for pr-95474
[INFO] extracting crate polynomial-over-finite-prime-field 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate polynomial-over-finite-prime-field 0.3.2 on toolchain 42d1facfffa1a5357d6d62815f7be91f8ad69ed8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynomial-over-finite-prime-field 0.3.2
[INFO] finished tweaking crates.io crate polynomial-over-finite-prime-field 0.3.2
[INFO] tweaked toml for crates.io crate polynomial-over-finite-prime-field 0.3.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5747059745d09c84c3e7bbcdbe47effe81892d44017da2dc36d094ec952f0692
[INFO] running `Command { std: "docker" "start" "-a" "5747059745d09c84c3e7bbcdbe47effe81892d44017da2dc36d094ec952f0692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5747059745d09c84c3e7bbcdbe47effe81892d44017da2dc36d094ec952f0692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5747059745d09c84c3e7bbcdbe47effe81892d44017da2dc36d094ec952f0692", kill_on_drop: false }`
[INFO] [stdout] 5747059745d09c84c3e7bbcdbe47effe81892d44017da2dc36d094ec952f0692
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fe0a6706b54ab7d18f9cd63411814901ae87e76f61902d93be1f49e741c3d41
[INFO] running `Command { std: "docker" "start" "-a" "4fe0a6706b54ab7d18f9cd63411814901ae87e76f61902d93be1f49e741c3d41", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.7
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling rug v1.15.0
[INFO] [stderr]     Checking modulo-n-tools v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking ring-algorithm v0.4.5
[INFO] [stderr]     Checking polynomial-over-finite-prime-field v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "4fe0a6706b54ab7d18f9cd63411814901ae87e76f61902d93be1f49e741c3d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe0a6706b54ab7d18f9cd63411814901ae87e76f61902d93be1f49e741c3d41", kill_on_drop: false }`
[INFO] [stdout] 4fe0a6706b54ab7d18f9cd63411814901ae87e76f61902d93be1f49e741c3d41