[INFO] updating cached repository pedrosland/prost-test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pedrosland/prost-test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pedrosland/prost-test" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/pedrosland/prost-test"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/pedrosland/prost-test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pedrosland/prost-test" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/pedrosland/prost-test"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/pedrosland/prost-test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f1e9d3b664d67e5026572c48f41fc84f454502ee
[INFO] sha for GitHub repo pedrosland/prost-test: f1e9d3b664d67e5026572c48f41fc84f454502ee
[INFO] validating manifest of pedrosland/prost-test on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pedrosland/prost-test on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pedrosland/prost-test
[INFO] finished frobbing pedrosland/prost-test
[INFO] frobbed toml for pedrosland/prost-test written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/pedrosland/prost-test/Cargo.toml
[INFO] started frobbing pedrosland/prost-test
[INFO] finished frobbing pedrosland/prost-test
[INFO] frobbed toml for pedrosland/prost-test written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/pedrosland/prost-test/Cargo.toml
[INFO] crate pedrosland/prost-test already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pedrosland/prost-test against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/pedrosland/prost-test:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 17f9e928612bb13a9dd252944932b765007301049a56a322f86d76da6ad0b71d
[INFO] running `"docker" "start" "-a" "17f9e928612bb13a9dd252944932b765007301049a56a322f86d76da6ad0b71d"`
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]     Checking prost-types v0.5.0
[INFO] [stderr]    Compiling proc-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected identifier, found `::`
[INFO] [stderr]    --> /opt/crater/target/debug/build/proc-test-fea19167412860e4/out/google.datastore.v1.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 121 |     #[derive(Clone, PartialEq, ::prost::Oneof)]
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                expected identifier
[INFO] [stderr]     |                                while parsing this match expression
[INFO] [stderr] 
[INFO] [stderr] error: proc-macro derive produced unparseable tokens
[INFO] [stderr]    --> /opt/crater/target/debug/build/proc-test-fea19167412860e4/out/google.datastore.v1.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 121 |     #[derive(Clone, PartialEq, ::prost::Oneof)]
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `proc-test`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: expected identifier, found `::`
[INFO] [stderr]    --> /opt/crater/target/debug/build/proc-test-fea19167412860e4/out/google.datastore.v1.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 121 |     #[derive(Clone, PartialEq, ::prost::Oneof)]
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                expected identifier
[INFO] [stderr]     |                                while parsing this match expression
[INFO] [stderr] 
[INFO] [stderr] error: proc-macro derive produced unparseable tokens
[INFO] [stderr]    --> /opt/crater/target/debug/build/proc-test-fea19167412860e4/out/google.datastore.v1.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 121 |     #[derive(Clone, PartialEq, ::prost::Oneof)]
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `proc-test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "17f9e928612bb13a9dd252944932b765007301049a56a322f86d76da6ad0b71d"`
[INFO] running `"docker" "rm" "-f" "17f9e928612bb13a9dd252944932b765007301049a56a322f86d76da6ad0b71d"`
[INFO] [stdout] 17f9e928612bb13a9dd252944932b765007301049a56a322f86d76da6ad0b71d