[INFO] crate warnalyzer 0.1.0 is already in cache
[INFO] extracting crate warnalyzer 0.1.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/warnalyzer/0.1.0
[INFO] extracting crate warnalyzer 0.1.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/warnalyzer/0.1.0
[INFO] validating manifest of warnalyzer-0.1.0 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 warnalyzer-0.1.0 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 warnalyzer-0.1.0
[INFO] finished frobbing warnalyzer-0.1.0
[INFO] frobbed toml for warnalyzer-0.1.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/warnalyzer/0.1.0/Cargo.toml
[INFO] started frobbing warnalyzer-0.1.0
[INFO] finished frobbing warnalyzer-0.1.0
[INFO] frobbed toml for warnalyzer-0.1.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/warnalyzer/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking warnalyzer-0.1.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/warnalyzer/0.1.0:/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] 9e368ec32ee695e82a4cba3d17bbcb101fc41a3252062c5154153be85a7a6128
[INFO] running `"docker" "start" "-a" "9e368ec32ee695e82a4cba3d17bbcb101fc41a3252062c5154153be85a7a6128"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking intervaltree v0.2.4
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking warnalyzer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `syn::visit`, `syn::visit`
[INFO] [stderr]   --> src/mute.rs:88:11
[INFO] [stderr]    |
[INFO] [stderr] 88 |     use syn::visit::{visit_item, self};
[INFO] [stderr]    |              ^^^^^               ^^^^ no `visit` in the root
[INFO] [stderr]    |              |
[INFO] [stderr]    |              could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `visit` in `syn`
[INFO] [stderr]    --> src/mute.rs:105:22
[INFO] [stderr]     |
[INFO] [stderr] 105 |     impl<'ast, 'a> syn::visit::Visit<'ast> for Visitor<'a> {
[INFO] [stderr]     |                         ^^^^^ could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `syn::visit`, `syn::visit`
[INFO] [stderr]   --> src/mute.rs:88:11
[INFO] [stderr]    |
[INFO] [stderr] 88 |     use syn::visit::{visit_item, self};
[INFO] [stderr]    |              ^^^^^               ^^^^ no `visit` in the root
[INFO] [stderr]    |              |
[INFO] [stderr]    |              could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `visit` in `syn`
[INFO] [stderr]    --> src/mute.rs:105:22
[INFO] [stderr]     |
[INFO] [stderr] 105 |     impl<'ast, 'a> syn::visit::Visit<'ast> for Visitor<'a> {
[INFO] [stderr]     |                         ^^^^^ could not find `visit` in `syn`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `warnalyzer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `warnalyzer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9e368ec32ee695e82a4cba3d17bbcb101fc41a3252062c5154153be85a7a6128"`
[INFO] running `"docker" "rm" "-f" "9e368ec32ee695e82a4cba3d17bbcb101fc41a3252062c5154153be85a7a6128"`
[INFO] [stdout] 9e368ec32ee695e82a4cba3d17bbcb101fc41a3252062c5154153be85a7a6128