[INFO] fetching crate wasmbus-rpc 0.4.1...
[INFO] checking wasmbus-rpc-0.4.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate wasmbus-rpc 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wasmbus-rpc 0.4.1 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 wasmbus-rpc 0.4.1
[INFO] finished tweaking crates.io crate wasmbus-rpc 0.4.1
[INFO] tweaked toml for crates.io crate wasmbus-rpc 0.4.1 written to /workspace/builds/worker-6/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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef2d58fb72e86c830e72a69e81bf0559a4e919931b77e84cbb208c0d1c604b93
[INFO] running `Command { std: "docker" "start" "-a" "ef2d58fb72e86c830e72a69e81bf0559a4e919931b77e84cbb208c0d1c604b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef2d58fb72e86c830e72a69e81bf0559a4e919931b77e84cbb208c0d1c604b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef2d58fb72e86c830e72a69e81bf0559a4e919931b77e84cbb208c0d1c604b93", kill_on_drop: false }`
[INFO] [stdout] ef2d58fb72e86c830e72a69e81bf0559a4e919931b77e84cbb208c0d1c604b93
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb984fdcfb209cf8e4169c9c06672cee02e7891924a567d8856b9f9fde1d512c
[INFO] running `Command { std: "docker" "start" "-a" "eb984fdcfb209cf8e4169c9c06672cee02e7891924a567d8856b9f9fde1d512c", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.17
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling ratsio_fork_040 v0.4.1
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking wasmbus-rpc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `module_path`
[INFO] [stdout]   --> src/channel_log.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     module_path: Option<&'static str>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `module_path`
[INFO] [stdout]   --> src/channel_log.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     module_path: Option<&'static str>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.54s
[INFO] running `Command { std: "docker" "inspect" "eb984fdcfb209cf8e4169c9c06672cee02e7891924a567d8856b9f9fde1d512c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb984fdcfb209cf8e4169c9c06672cee02e7891924a567d8856b9f9fde1d512c", kill_on_drop: false }`
[INFO] [stdout] eb984fdcfb209cf8e4169c9c06672cee02e7891924a567d8856b9f9fde1d512c