[INFO] fetching crate polynomial-ring 0.4.3...
[INFO] checking polynomial-ring-0.4.3 against try#ea2bf32540662c61547071aad6cf0851a0b02f58 for pr-96376
[INFO] extracting crate polynomial-ring 0.4.3 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate polynomial-ring 0.4.3 on toolchain ea2bf32540662c61547071aad6cf0851a0b02f58
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynomial-ring 0.4.3
[INFO] finished tweaking crates.io crate polynomial-ring 0.4.3
[INFO] tweaked toml for crates.io crate polynomial-ring 0.4.3 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "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-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cc5f845d7b5ed58888a557f78e354b3e7d8f740b268e56d66b5ad04941d3c7f
[INFO] running `Command { std: "docker" "start" "-a" "4cc5f845d7b5ed58888a557f78e354b3e7d8f740b268e56d66b5ad04941d3c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cc5f845d7b5ed58888a557f78e354b3e7d8f740b268e56d66b5ad04941d3c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc5f845d7b5ed58888a557f78e354b3e7d8f740b268e56d66b5ad04941d3c7f", kill_on_drop: false }`
[INFO] [stdout] 4cc5f845d7b5ed58888a557f78e354b3e7d8f740b268e56d66b5ad04941d3c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a8bca2ff249e7c95ae1b8fcd3fd0ec735559b8ec378800a18516de0acd7da3a
[INFO] running `Command { std: "docker" "start" "-a" "0a8bca2ff249e7c95ae1b8fcd3fd0ec735559b8ec378800a18516de0acd7da3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.8
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling rug v1.15.0
[INFO] [stderr]     Checking auto_ops v0.3.0
[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]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking ring-algorithm v0.4.5
[INFO] [stderr]     Checking polynomial-ring v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 09s
[INFO] running `Command { std: "docker" "inspect" "0a8bca2ff249e7c95ae1b8fcd3fd0ec735559b8ec378800a18516de0acd7da3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a8bca2ff249e7c95ae1b8fcd3fd0ec735559b8ec378800a18516de0acd7da3a", kill_on_drop: false }`
[INFO] [stdout] 0a8bca2ff249e7c95ae1b8fcd3fd0ec735559b8ec378800a18516de0acd7da3a