[INFO] fetching crate polynomial-ring 0.2.1...
[INFO] checking polynomial-ring-0.2.1 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate polynomial-ring 0.2.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate polynomial-ring 0.2.1 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynomial-ring 0.2.1
[INFO] finished tweaking crates.io crate polynomial-ring 0.2.1
[INFO] tweaked toml for crates.io crate polynomial-ring 0.2.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6da15e4f8c41ebd0c15a43e73dece798c0c031fa1ef44316d1f5056c1c393ab3
[INFO] running `Command { std: "docker" "start" "-a" "6da15e4f8c41ebd0c15a43e73dece798c0c031fa1ef44316d1f5056c1c393ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6da15e4f8c41ebd0c15a43e73dece798c0c031fa1ef44316d1f5056c1c393ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da15e4f8c41ebd0c15a43e73dece798c0c031fa1ef44316d1f5056c1c393ab3", kill_on_drop: false }`
[INFO] [stdout] 6da15e4f8c41ebd0c15a43e73dece798c0c031fa1ef44316d1f5056c1c393ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18aec2f664388c1f636505ee2974959bb686eadf0cb779c7eb9a6eef1370ecc7
[INFO] running `Command { std: "docker" "start" "-a" "18aec2f664388c1f636505ee2974959bb686eadf0cb779c7eb9a6eef1370ecc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking take_mut v0.2.2
[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 v0.3.2
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking ring-algorithm v0.2.3
[INFO] [stderr]     Checking polynomial-ring v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "18aec2f664388c1f636505ee2974959bb686eadf0cb779c7eb9a6eef1370ecc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18aec2f664388c1f636505ee2974959bb686eadf0cb779c7eb9a6eef1370ecc7", kill_on_drop: false }`
[INFO] [stdout] 18aec2f664388c1f636505ee2974959bb686eadf0cb779c7eb9a6eef1370ecc7