[INFO] crate rust_swig 0.3.0 is already in cache
[INFO] extracting crate rust_swig 0.3.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/rust_swig/0.3.0
[INFO] extracting crate rust_swig 0.3.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rust_swig/0.3.0
[INFO] validating manifest of rust_swig-0.3.0 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 rust_swig-0.3.0 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 rust_swig-0.3.0
[INFO] finished frobbing rust_swig-0.3.0
[INFO] frobbed toml for rust_swig-0.3.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/rust_swig/0.3.0/Cargo.toml
[INFO] started frobbing rust_swig-0.3.0
[INFO] finished frobbing rust_swig-0.3.0
[INFO] frobbed toml for rust_swig-0.3.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rust_swig/0.3.0/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] 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 rust_swig-0.3.0 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/rust_swig/0.3.0:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 39c978fe999a1ae36d399de5e532b955d95bb5ff105182d1e832711a5a379b4d
[INFO] running `"docker" "start" "-a" "39c978fe999a1ae36d399de5e532b955d95bb5ff105182d1e832711a5a379b4d"`
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling rust_swig v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/typemap/utils.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 |     f_method: &ForeignMethodSignature<FI = FTI>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ForeignMethodSignature<FI = FTI>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/typemap/utils.rs:116:16
[INFO] [stderr]     |
[INFO] [stderr] 116 |     f_method: &ForeignMethodSignature<FI = FTI>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ForeignMethodSignature<FI = FTI>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:420:53
[INFO] [stderr]     |
[INFO] [stderr] 420 |     fn language_generator(cfg: &LanguageConfig) -> &LanguageGenerator {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LanguageGenerator`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/typemap/utils.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 |     f_method: &ForeignMethodSignature<FI = FTI>,
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ForeignMethodSignature<FI = FTI>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/typemap/utils.rs:116:16
[INFO] [stderr]     |
[INFO] [stderr] 116 |     f_method: &ForeignMethodSignature<FI = FTI>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ForeignMethodSignature<FI = FTI>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:420:53
[INFO] [stderr]     |
[INFO] [stderr] 420 |     fn language_generator(cfg: &LanguageConfig) -> &LanguageGenerator {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn LanguageGenerator`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.09s
[INFO] running `"docker" "inspect" "39c978fe999a1ae36d399de5e532b955d95bb5ff105182d1e832711a5a379b4d"`
[INFO] running `"docker" "rm" "-f" "39c978fe999a1ae36d399de5e532b955d95bb5ff105182d1e832711a5a379b4d"`
[INFO] [stdout] 39c978fe999a1ae36d399de5e532b955d95bb5ff105182d1e832711a5a379b4d