[INFO] updating cached repository 49nord/unsafety-dance-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/49nord/unsafety-dance-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/49nord/unsafety-dance-rs" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/49nord/unsafety-dance-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/49nord/unsafety-dance-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/49nord/unsafety-dance-rs" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/49nord/unsafety-dance-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/49nord/unsafety-dance-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9402f94793606331559b0620a0950d7f64612c12
[INFO] sha for GitHub repo 49nord/unsafety-dance-rs: 9402f94793606331559b0620a0950d7f64612c12
[INFO] validating manifest of 49nord/unsafety-dance-rs 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 49nord/unsafety-dance-rs 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 49nord/unsafety-dance-rs
[INFO] finished frobbing 49nord/unsafety-dance-rs
[INFO] frobbed toml for 49nord/unsafety-dance-rs written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/49nord/unsafety-dance-rs/Cargo.toml
[INFO] started frobbing 49nord/unsafety-dance-rs
[INFO] finished frobbing 49nord/unsafety-dance-rs
[INFO] frobbed toml for 49nord/unsafety-dance-rs written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/49nord/unsafety-dance-rs/Cargo.toml
[INFO] crate 49nord/unsafety-dance-rs 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 49nord/unsafety-dance-rs against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/49nord/unsafety-dance-rs:/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] 485c2527abc3c812a270813095a7eb8cb87bed238f22ba11f46072a181cca7ed
[INFO] running `"docker" "start" "-a" "485c2527abc3c812a270813095a7eb8cb87bed238f22ba11f46072a181cca7ed"`
[INFO] [stderr]     Checking unsafety-dance v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `rustc_driver::driver`
[INFO] [stderr]   --> src/main.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 | use rustc_driver::driver::{CompileController, CompileState};
[INFO] [stderr]    |                   ^^^^^^ could not find `driver` in `rustc_driver`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rustc_driver::CompilerCalls`
[INFO] [stderr]   --> src/main.rs:18:33
[INFO] [stderr]    |
[INFO] [stderr] 18 | use rustc_driver::{Compilation, CompilerCalls};
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ no `CompilerCalls` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> src/main.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 | use syntax::{ast, codemap, visit};
[INFO] [stderr]    |                   ^^^^^^^ no `codemap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rustc_driver::driver`
[INFO] [stderr]   --> src/main.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 | use rustc_driver::driver::{CompileController, CompileState};
[INFO] [stderr]    |                   ^^^^^^ could not find `driver` in `rustc_driver`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `rustc_driver::CompilerCalls`
[INFO] [stderr]   --> src/main.rs:18:33
[INFO] [stderr]    |
[INFO] [stderr] 18 | use rustc_driver::{Compilation, CompilerCalls};
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ no `CompilerCalls` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> src/main.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 | use syntax::{ast, codemap, visit};
[INFO] [stderr]    |                   ^^^^^^^ no `codemap` in the root
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `unsafety-dance`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `unsafety-dance`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "485c2527abc3c812a270813095a7eb8cb87bed238f22ba11f46072a181cca7ed"`
[INFO] running `"docker" "rm" "-f" "485c2527abc3c812a270813095a7eb8cb87bed238f22ba11f46072a181cca7ed"`
[INFO] [stdout] 485c2527abc3c812a270813095a7eb8cb87bed238f22ba11f46072a181cca7ed