[INFO] fetching crate rtipc 0.1.0...
[INFO] building rtipc-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rtipc 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rtipc 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rtipc 0.1.0
[INFO] tweaked toml for crates.io crate rtipc 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtipc 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rtipc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cache-size v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f4dfbda1e971a6419009a6a649d70e456ff6bf76f5ebc2f5adf8fdacad958a0
[INFO] running `Command { std: "docker" "start" "-a" "4f4dfbda1e971a6419009a6a649d70e456ff6bf76f5ebc2f5adf8fdacad958a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f4dfbda1e971a6419009a6a649d70e456ff6bf76f5ebc2f5adf8fdacad958a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f4dfbda1e971a6419009a6a649d70e456ff6bf76f5ebc2f5adf8fdacad958a0", kill_on_drop: false }`
[INFO] [stdout] 4f4dfbda1e971a6419009a6a649d70e456ff6bf76f5ebc2f5adf8fdacad958a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0249359a3d91a9e64e2d85e61629cd5e16e6e48257d537895ef618b7fd2be21
[INFO] running `Command { std: "docker" "start" "-a" "f0249359a3d91a9e64e2d85e61629cd5e16e6e48257d537895ef618b7fd2be21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling cache-size v0.7.0
[INFO] [stderr]    Compiling rtipc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "f0249359a3d91a9e64e2d85e61629cd5e16e6e48257d537895ef618b7fd2be21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0249359a3d91a9e64e2d85e61629cd5e16e6e48257d537895ef618b7fd2be21", kill_on_drop: false }`
[INFO] [stdout] f0249359a3d91a9e64e2d85e61629cd5e16e6e48257d537895ef618b7fd2be21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 092d9ed44f00f026751715e3ba42b83b5cef260b2909a44c52abdff0634c72bd
[INFO] running `Command { std: "docker" "start" "-a" "092d9ed44f00f026751715e3ba42b83b5cef260b2909a44c52abdff0634c72bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtipc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rtipc::ProduceForceResult`
[INFO] [stdout]   --> examples/rpc.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rtipc::ProduceForceResult;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Unknown` is never constructed
[INFO] [stdout]   --> examples/rpc.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum CommandId {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 22 |     Unknown,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommandId` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "092d9ed44f00f026751715e3ba42b83b5cef260b2909a44c52abdff0634c72bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092d9ed44f00f026751715e3ba42b83b5cef260b2909a44c52abdff0634c72bd", kill_on_drop: false }`
[INFO] [stdout] 092d9ed44f00f026751715e3ba42b83b5cef260b2909a44c52abdff0634c72bd