[INFO] fetching crate jrpc 0.4.1...
[INFO] checking jrpc-0.4.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate jrpc 0.4.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate jrpc 0.4.1 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 jrpc 0.4.1
[INFO] finished tweaking crates.io crate jrpc 0.4.1
[INFO] tweaked toml for crates.io crate jrpc 0.4.1 written to /workspace/builds/worker-2-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 12 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded std_prelude v0.2.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2a7201918b5e7a99f2a9f45dbce8cf25cd7db8c7f585226ed0c8f3ea641eb3a5
[INFO] running `Command { std: "docker" "start" "-a" "2a7201918b5e7a99f2a9f45dbce8cf25cd7db8c7f585226ed0c8f3ea641eb3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a7201918b5e7a99f2a9f45dbce8cf25cd7db8c7f585226ed0c8f3ea641eb3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a7201918b5e7a99f2a9f45dbce8cf25cd7db8c7f585226ed0c8f3ea641eb3a5", kill_on_drop: false }`
[INFO] [stdout] 2a7201918b5e7a99f2a9f45dbce8cf25cd7db8c7f585226ed0c8f3ea641eb3a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1e1b2e794485e199e70a113f41f039fd5661a0579f4885e25cc16c6107ed5893
[INFO] running `Command { std: "docker" "start" "-a" "1e1b2e794485e199e70a113f41f039fd5661a0579f4885e25cc16c6107ed5893", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking jrpc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "1e1b2e794485e199e70a113f41f039fd5661a0579f4885e25cc16c6107ed5893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1b2e794485e199e70a113f41f039fd5661a0579f4885e25cc16c6107ed5893", kill_on_drop: false }`
[INFO] [stdout] 1e1b2e794485e199e70a113f41f039fd5661a0579f4885e25cc16c6107ed5893