[INFO] fetching crate polynomical 1.0.0...
[INFO] checking polynomical-1.0.0 against master#d9563937fa3b030c5845811113505070109414d2 for pr-151830
[INFO] extracting crate polynomical 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate polynomical 1.0.0
[INFO] finished tweaking crates.io crate polynomical 1.0.0
[INFO] tweaked toml for crates.io crate polynomical 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polynomical 1.0.0 on toolchain d9563937fa3b030c5845811113505070109414d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c7fbbb783a043482e553687ad46edc0bb1f3f53697fd95e45b98967bf6c9077
[INFO] running `Command { std: "docker" "start" "-a" "1c7fbbb783a043482e553687ad46edc0bb1f3f53697fd95e45b98967bf6c9077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7fbbb783a043482e553687ad46edc0bb1f3f53697fd95e45b98967bf6c9077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7fbbb783a043482e553687ad46edc0bb1f3f53697fd95e45b98967bf6c9077", kill_on_drop: false }`
[INFO] [stdout] 1c7fbbb783a043482e553687ad46edc0bb1f3f53697fd95e45b98967bf6c9077
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d9563937fa3b030c5845811113505070109414d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a2e75e673d59ae792b6a5ea34cd4bc9e0a4ca2efdef5278358dae5686c3b669
[INFO] running `Command { std: "docker" "start" "-a" "0a2e75e673d59ae792b6a5ea34cd4bc9e0a4ca2efdef5278358dae5686c3b669", kill_on_drop: false }`
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking polynomical v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "0a2e75e673d59ae792b6a5ea34cd4bc9e0a4ca2efdef5278358dae5686c3b669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2e75e673d59ae792b6a5ea34cd4bc9e0a4ca2efdef5278358dae5686c3b669", kill_on_drop: false }`
[INFO] [stdout] 0a2e75e673d59ae792b6a5ea34cd4bc9e0a4ca2efdef5278358dae5686c3b669