[INFO] fetching crate hypercube 0.1.0...
[INFO] checking hypercube-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate hypercube 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate hypercube 0.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hypercube 0.1.0
[INFO] finished tweaking crates.io crate hypercube 0.1.0
[INFO] tweaked toml for crates.io crate hypercube 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate hypercube 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97e7e1ea3f4e097b944ae5865e0bf7e9123c05894807a3636b62cb640417b393
[INFO] running `Command { std: "docker" "start" "-a" "97e7e1ea3f4e097b944ae5865e0bf7e9123c05894807a3636b62cb640417b393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e7e1ea3f4e097b944ae5865e0bf7e9123c05894807a3636b62cb640417b393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e7e1ea3f4e097b944ae5865e0bf7e9123c05894807a3636b62cb640417b393", kill_on_drop: false }`
[INFO] [stdout] 97e7e1ea3f4e097b944ae5865e0bf7e9123c05894807a3636b62cb640417b393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9555f7f4d5e5e22f1773c933b40d43d6f237198fe7055a5fce815ab6759b6af3
[INFO] running `Command { std: "docker" "start" "-a" "9555f7f4d5e5e22f1773c933b40d43d6f237198fe7055a5fce815ab6759b6af3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking directed_bijective_connection_graph v0.2.1
[INFO] [stderr]     Checking hypercube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "9555f7f4d5e5e22f1773c933b40d43d6f237198fe7055a5fce815ab6759b6af3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9555f7f4d5e5e22f1773c933b40d43d6f237198fe7055a5fce815ab6759b6af3", kill_on_drop: false }`
[INFO] [stdout] 9555f7f4d5e5e22f1773c933b40d43d6f237198fe7055a5fce815ab6759b6af3