[INFO] fetching crate webnd 0.0.1-placeholder...
[INFO] checking webnd-0.0.1-placeholder against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate webnd 0.0.1-placeholder into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate webnd 0.0.1-placeholder on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webnd 0.0.1-placeholder
[INFO] finished tweaking crates.io crate webnd 0.0.1-placeholder
[INFO] tweaked toml for crates.io crate webnd 0.0.1-placeholder written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a034735c0142cd3c1c520a1341535186f6059406c10d5ba69767e92dd1b6c56
[INFO] running `Command { std: "docker" "start" "-a" "5a034735c0142cd3c1c520a1341535186f6059406c10d5ba69767e92dd1b6c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a034735c0142cd3c1c520a1341535186f6059406c10d5ba69767e92dd1b6c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a034735c0142cd3c1c520a1341535186f6059406c10d5ba69767e92dd1b6c56", kill_on_drop: false }`
[INFO] [stdout] 5a034735c0142cd3c1c520a1341535186f6059406c10d5ba69767e92dd1b6c56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24460425c77e798fb862312842029815c08f8ee73bdd1ba6ad2fc4eb82ce912
[INFO] running `Command { std: "docker" "start" "-a" "f24460425c77e798fb862312842029815c08f8ee73bdd1ba6ad2fc4eb82ce912", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking webnd v0.0.1-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "f24460425c77e798fb862312842029815c08f8ee73bdd1ba6ad2fc4eb82ce912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24460425c77e798fb862312842029815c08f8ee73bdd1ba6ad2fc4eb82ce912", kill_on_drop: false }`
[INFO] [stdout] f24460425c77e798fb862312842029815c08f8ee73bdd1ba6ad2fc4eb82ce912