[INFO] fetching crate json-crawler 0.0.1...
[INFO] checking json-crawler-0.0.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate json-crawler 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate json-crawler 0.0.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json-crawler 0.0.1
[INFO] finished tweaking crates.io crate json-crawler 0.0.1
[INFO] tweaked toml for crates.io crate json-crawler 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42a94b6968d7c611f090ad50ecafd7b399ee0da826faee966da802cd293f15de
[INFO] running `Command { std: "docker" "start" "-a" "42a94b6968d7c611f090ad50ecafd7b399ee0da826faee966da802cd293f15de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a94b6968d7c611f090ad50ecafd7b399ee0da826faee966da802cd293f15de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a94b6968d7c611f090ad50ecafd7b399ee0da826faee966da802cd293f15de", kill_on_drop: false }`
[INFO] [stdout] 42a94b6968d7c611f090ad50ecafd7b399ee0da826faee966da802cd293f15de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 428de9ae6138510f9400f7b54d77e8b5d363b9d428816c7655d20070968a8c22
[INFO] running `Command { std: "docker" "start" "-a" "428de9ae6138510f9400f7b54d77e8b5d363b9d428816c7655d20070968a8c22", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking json-crawler v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "428de9ae6138510f9400f7b54d77e8b5d363b9d428816c7655d20070968a8c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428de9ae6138510f9400f7b54d77e8b5d363b9d428816c7655d20070968a8c22", kill_on_drop: false }`
[INFO] [stdout] 428de9ae6138510f9400f7b54d77e8b5d363b9d428816c7655d20070968a8c22