[INFO] fetching crate rumbrella-rdk-serialization-rson 0.1.0...
[INFO] checking rumbrella-rdk-serialization-rson-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate rumbrella-rdk-serialization-rson 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rumbrella-rdk-serialization-rson 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumbrella-rdk-serialization-rson 0.1.0
[INFO] finished tweaking crates.io crate rumbrella-rdk-serialization-rson 0.1.0
[INFO] tweaked toml for crates.io crate rumbrella-rdk-serialization-rson 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7e3bdb4f6d408b198a0f6898bcd06fab375265de3c72fb08cbfe83c6f161c0d
[INFO] running `Command { std: "docker" "start" "-a" "b7e3bdb4f6d408b198a0f6898bcd06fab375265de3c72fb08cbfe83c6f161c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7e3bdb4f6d408b198a0f6898bcd06fab375265de3c72fb08cbfe83c6f161c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e3bdb4f6d408b198a0f6898bcd06fab375265de3c72fb08cbfe83c6f161c0d", kill_on_drop: false }`
[INFO] [stdout] b7e3bdb4f6d408b198a0f6898bcd06fab375265de3c72fb08cbfe83c6f161c0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1921c31c7a4ecaa8346e98ffd5e58f01c3957afc0debf14040b8397d13c5e79b
[INFO] running `Command { std: "docker" "start" "-a" "1921c31c7a4ecaa8346e98ffd5e58f01c3957afc0debf14040b8397d13c5e79b", kill_on_drop: false }`
[INFO] [stderr]     Checking rumbrella-rdk-serialization-rson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "1921c31c7a4ecaa8346e98ffd5e58f01c3957afc0debf14040b8397d13c5e79b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1921c31c7a4ecaa8346e98ffd5e58f01c3957afc0debf14040b8397d13c5e79b", kill_on_drop: false }`
[INFO] [stdout] 1921c31c7a4ecaa8346e98ffd5e58f01c3957afc0debf14040b8397d13c5e79b