[INFO] fetching crate kconfig_compiler 0.0.1...
[INFO] checking kconfig_compiler-0.0.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate kconfig_compiler 0.0.1 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kconfig_compiler 0.0.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 230322e8569e713b49d9cb48cda9488f04c5a8c4d73207db0559fc533382a959
[INFO] running `Command { std: "docker" "start" "-a" "230322e8569e713b49d9cb48cda9488f04c5a8c4d73207db0559fc533382a959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "230322e8569e713b49d9cb48cda9488f04c5a8c4d73207db0559fc533382a959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "230322e8569e713b49d9cb48cda9488f04c5a8c4d73207db0559fc533382a959", kill_on_drop: false }`
[INFO] [stdout] 230322e8569e713b49d9cb48cda9488f04c5a8c4d73207db0559fc533382a959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0cf3d1a1a643b69964c420eddbe04ed3f82531469bdb767fb6902e2ecf477a8
[INFO] running `Command { std: "docker" "start" "-a" "f0cf3d1a1a643b69964c420eddbe04ed3f82531469bdb767fb6902e2ecf477a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking xmlparser v0.13.6
[INFO] [stderr]     Checking heck v0.4.1
[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 4.24s
[INFO] running `Command { std: "docker" "inspect" "f0cf3d1a1a643b69964c420eddbe04ed3f82531469bdb767fb6902e2ecf477a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0cf3d1a1a643b69964c420eddbe04ed3f82531469bdb767fb6902e2ecf477a8", kill_on_drop: false }`
[INFO] [stdout] f0cf3d1a1a643b69964c420eddbe04ed3f82531469bdb767fb6902e2ecf477a8