[INFO] fetching crate kconfig_compiler 0.0.1...
[INFO] checking kconfig_compiler-0.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate kconfig_compiler 0.0.1 into /workspace/builds/worker-2-tc1/source
[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] validating manifest of crates.io crate kconfig_compiler 0.0.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] [stderr]       Adding roxmltree v0.14.1 (available: v0.20.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35b4825c1407001d0db0de4a710c196e43f4460e7509be699e0ce30d2d9612e7
[INFO] running `Command { std: "docker" "start" "-a" "35b4825c1407001d0db0de4a710c196e43f4460e7509be699e0ce30d2d9612e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35b4825c1407001d0db0de4a710c196e43f4460e7509be699e0ce30d2d9612e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b4825c1407001d0db0de4a710c196e43f4460e7509be699e0ce30d2d9612e7", kill_on_drop: false }`
[INFO] [stdout] 35b4825c1407001d0db0de4a710c196e43f4460e7509be699e0ce30d2d9612e7
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9997e3f02aa7b1fd7c99cc39f4bb78884e54aef318473a9abf3bb58e73e22069
[INFO] running `Command { std: "docker" "start" "-a" "9997e3f02aa7b1fd7c99cc39f4bb78884e54aef318473a9abf3bb58e73e22069", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking xmlparser v0.13.6
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking roxmltree v0.14.1
[INFO] [stderr]     Checking quote v1.0.40
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "9997e3f02aa7b1fd7c99cc39f4bb78884e54aef318473a9abf3bb58e73e22069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9997e3f02aa7b1fd7c99cc39f4bb78884e54aef318473a9abf3bb58e73e22069", kill_on_drop: false }`
[INFO] [stdout] 9997e3f02aa7b1fd7c99cc39f4bb78884e54aef318473a9abf3bb58e73e22069