[INFO] updating cached repository drone-os/demo-core-nucleo [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/drone-os/demo-core-nucleo [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/drone-os/demo-core-nucleo" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/drone-os/demo-core-nucleo"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/drone-os/demo-core-nucleo'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/drone-os/demo-core-nucleo" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/drone-os/demo-core-nucleo"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/drone-os/demo-core-nucleo'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e5fba82b589d9fbdf991c5deefa0d944985fd21f [INFO] sha for GitHub repo drone-os/demo-core-nucleo: e5fba82b589d9fbdf991c5deefa0d944985fd21f [INFO] validating manifest of drone-os/demo-core-nucleo on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of drone-os/demo-core-nucleo on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing drone-os/demo-core-nucleo [INFO] finished frobbing drone-os/demo-core-nucleo [INFO] frobbed toml for drone-os/demo-core-nucleo written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/drone-os/demo-core-nucleo/Cargo.toml [INFO] started frobbing drone-os/demo-core-nucleo [INFO] finished frobbing drone-os/demo-core-nucleo [INFO] frobbed toml for drone-os/demo-core-nucleo written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/drone-os/demo-core-nucleo/Cargo.toml [INFO] crate drone-os/demo-core-nucleo already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking drone-os/demo-core-nucleo against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/drone-os/demo-core-nucleo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d1f4fe0a44e5a00b740017f820a06313b9f96bc3a634c4e1d8e017e7c6229a6c [INFO] running `"docker" "start" "-a" "d1f4fe0a44e5a00b740017f820a06313b9f96bc3a634c4e1d8e017e7c6229a6c"` [INFO] [stderr] Checking futures-core-preview v0.2.3 [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking drone-ctypes v0.8.3 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking sc v0.2.2 [INFO] [stderr] Checking rlibc v1.0.0 [INFO] [stderr] Compiling log v0.4.4 [INFO] [stderr] Compiling serde v1.0.75 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking futures-channel-preview v0.2.2 [INFO] [stderr] Checking futures-io-preview v0.2.2 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking test v0.2.3 (https://github.com/drone-os/drone-test#017ea82b) [INFO] [stderr] Compiling Inflector v0.11.3 [INFO] [stderr] Checking futures-sink-preview v0.2.2 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking futures-util-preview v0.2.2 [INFO] [stderr] Compiling drone-mirror-failure v0.1.1 [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27 [INFO] [stderr] | [INFO] [stderr] 359 | Span::Nightly(proc_macro::Span::def_site()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54724 [INFO] [stderr] = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Checking futures-executor-preview v0.2.2 [INFO] [stderr] error: Could not compile `proc-macro2`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "d1f4fe0a44e5a00b740017f820a06313b9f96bc3a634c4e1d8e017e7c6229a6c"` [INFO] running `"docker" "rm" "-f" "d1f4fe0a44e5a00b740017f820a06313b9f96bc3a634c4e1d8e017e7c6229a6c"` [INFO] [stdout] d1f4fe0a44e5a00b740017f820a06313b9f96bc3a634c4e1d8e017e7c6229a6c