[INFO] fetching crate kconfig_compiler 0.0.1...
[INFO] checking kconfig_compiler-0.0.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate kconfig_compiler 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate kconfig_compiler 0.0.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kconfig_compiler 0.0.1
[INFO] finished tweaking crates.io crate kconfig_compiler 0.0.1
[INFO] tweaked toml for crates.io crate kconfig_compiler 0.0.1 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding roxmltree v0.14.1 (latest: v0.20.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a91bb0f0514799d964c481cc163d7c7d102dc5c5679b84b7a4d8e0ae581d298
[INFO] running `Command { std: "docker" "start" "-a" "5a91bb0f0514799d964c481cc163d7c7d102dc5c5679b84b7a4d8e0ae581d298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a91bb0f0514799d964c481cc163d7c7d102dc5c5679b84b7a4d8e0ae581d298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a91bb0f0514799d964c481cc163d7c7d102dc5c5679b84b7a4d8e0ae581d298", kill_on_drop: false }`
[INFO] [stdout] 5a91bb0f0514799d964c481cc163d7c7d102dc5c5679b84b7a4d8e0ae581d298
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 325419e6d7d3fc0857b9eb1279db0008956ad06c3f48c077e043b9966535fbac
[INFO] running `Command { std: "docker" "start" "-a" "325419e6d7d3fc0857b9eb1279db0008956ad06c3f48c077e043b9966535fbac", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking xmlparser v0.13.6
[INFO] [stderr]     Checking roxmltree v0.14.1
[INFO] [stderr]     Checking kconfig_compiler v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `BasicType` is never used
[INFO] [stdout]    --> src/kcfg/serializer.rs:325:7
[INFO] [stdout]     |
[INFO] [stdout] 325 | trait BasicType {
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BasicType` is never used
[INFO] [stdout]    --> src/kcfg/serializer.rs:325:7
[INFO] [stdout]     |
[INFO] [stdout] 325 | trait BasicType {
[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` profile [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "325419e6d7d3fc0857b9eb1279db0008956ad06c3f48c077e043b9966535fbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "325419e6d7d3fc0857b9eb1279db0008956ad06c3f48c077e043b9966535fbac", kill_on_drop: false }`
[INFO] [stdout] 325419e6d7d3fc0857b9eb1279db0008956ad06c3f48c077e043b9966535fbac