[INFO] crate genco 0.3.30 is already in cache [INFO] extracting crate genco 0.3.30 into work/ex/beta-1.38-1/sources/1.37.0/reg/genco/0.3.30 [INFO] extracting crate genco 0.3.30 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/genco/0.3.30 [INFO] validating manifest of genco-0.3.30 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of genco-0.3.30 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing genco-0.3.30 [INFO] finished frobbing genco-0.3.30 [INFO] frobbed toml for genco-0.3.30 written to work/ex/beta-1.38-1/sources/1.37.0/reg/genco/0.3.30/Cargo.toml [INFO] started frobbing genco-0.3.30 [INFO] finished frobbing genco-0.3.30 [INFO] frobbed toml for genco-0.3.30 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/genco/0.3.30/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing genco-0.3.30 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/genco/0.3.30:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 05be3874bf1a3c586c8dd1a3f24aeda6a99a1866b8a2c976770decdb3f5b3362 [INFO] running `"docker" "start" "-a" "05be3874bf1a3c586c8dd1a3f24aeda6a99a1866b8a2c976770decdb3f5b3362"` [INFO] [stderr] Compiling genco v0.3.30 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/formatter.rs:19:24 [INFO] [stderr] | [INFO] [stderr] 19 | write: &'write mut fmt::Write, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write` [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/formatter.rs:30:28 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn new(write: &mut fmt::Write) -> Formatter { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write` [INFO] [stderr] [INFO] [stderr] warning[E0521]: borrowed data escapes outside of function [INFO] [stderr] --> src/js.rs:139:32 [INFO] [stderr] | [INFO] [stderr] 132 | tokens: Tokens<'a, JavaScript<'a>>, [INFO] [stderr] | ------ `tokens` is a reference that is only valid in the function body [INFO] [stderr] 133 | out: &mut Formatter, [INFO] [stderr] 134 | extra: &mut Self::Extra, [INFO] [stderr] | ----- `extra` is declared here, outside of the function body [INFO] [stderr] ... [INFO] [stderr] 139 | if let Some(imports) = Self::imports(&tokens) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ `tokens` escapes the function body here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0597]: `tokens` does not live long enough [INFO] [stderr] --> src/js.rs:139:46 [INFO] [stderr] | [INFO] [stderr] 102 | impl<'el> Custom for JavaScript<'el> { [INFO] [stderr] | --- lifetime `'el` defined here [INFO] [stderr] ... [INFO] [stderr] 139 | if let Some(imports) = Self::imports(&tokens) { [INFO] [stderr] | --------------^^^^^^^- [INFO] [stderr] | | | [INFO] [stderr] | | borrowed value does not live long enough [INFO] [stderr] | argument requires that `tokens` is borrowed for `'el` [INFO] [stderr] ... [INFO] [stderr] 145 | } [INFO] [stderr] | - `tokens` dropped here while still borrowed [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.86s [INFO] running `"docker" "inspect" "05be3874bf1a3c586c8dd1a3f24aeda6a99a1866b8a2c976770decdb3f5b3362"` [INFO] running `"docker" "rm" "-f" "05be3874bf1a3c586c8dd1a3f24aeda6a99a1866b8a2c976770decdb3f5b3362"` [INFO] [stdout] 05be3874bf1a3c586c8dd1a3f24aeda6a99a1866b8a2c976770decdb3f5b3362 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/genco/0.3.30:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 742b2eb993d5ebdad7d6ef6463cbcafaf977ca72aa12f38326f4ccc89bd4bb4e [INFO] running `"docker" "start" "-a" "742b2eb993d5ebdad7d6ef6463cbcafaf977ca72aa12f38326f4ccc89bd4bb4e"` [INFO] [stderr] Compiling genco v0.3.30 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/formatter.rs:19:24 [INFO] [stderr] | [INFO] [stderr] 19 | write: &'write mut fmt::Write, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write` [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/formatter.rs:30:28 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn new(write: &mut fmt::Write) -> Formatter { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write` [INFO] [stderr] [INFO] [stderr] warning[E0521]: borrowed data escapes outside of function [INFO] [stderr] --> src/js.rs:139:32 [INFO] [stderr] | [INFO] [stderr] 132 | tokens: Tokens<'a, JavaScript<'a>>, [INFO] [stderr] | ------ `tokens` is a reference that is only valid in the function body [INFO] [stderr] 133 | out: &mut Formatter, [INFO] [stderr] 134 | extra: &mut Self::Extra, [INFO] [stderr] | ----- `extra` is declared here, outside of the function body [INFO] [stderr] ... [INFO] [stderr] 139 | if let Some(imports) = Self::imports(&tokens) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ `tokens` escapes the function body here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0597]: `tokens` does not live long enough [INFO] [stderr] --> src/js.rs:139:46 [INFO] [stderr] | [INFO] [stderr] 102 | impl<'el> Custom for JavaScript<'el> { [INFO] [stderr] | --- lifetime `'el` defined here [INFO] [stderr] ... [INFO] [stderr] 139 | if let Some(imports) = Self::imports(&tokens) { [INFO] [stderr] | --------------^^^^^^^- [INFO] [stderr] | | | [INFO] [stderr] | | borrowed value does not live long enough [INFO] [stderr] | argument requires that `tokens` is borrowed for `'el` [INFO] [stderr] ... [INFO] [stderr] 145 | } [INFO] [stderr] | - `tokens` dropped here while still borrowed [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.15s [INFO] running `"docker" "inspect" "742b2eb993d5ebdad7d6ef6463cbcafaf977ca72aa12f38326f4ccc89bd4bb4e"` [INFO] running `"docker" "rm" "-f" "742b2eb993d5ebdad7d6ef6463cbcafaf977ca72aa12f38326f4ccc89bd4bb4e"` [INFO] [stdout] 742b2eb993d5ebdad7d6ef6463cbcafaf977ca72aa12f38326f4ccc89bd4bb4e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/genco/0.3.30:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 1d716097dce602e42f72ea4befce47eec53442fbfb5482bcb7bcff2498051f19 [INFO] running `"docker" "start" "-a" "1d716097dce602e42f72ea4befce47eec53442fbfb5482bcb7bcff2498051f19"` [INFO] [stdout] [INFO] [stdout] running 56 tests [INFO] [stdout] test csharp::interface::tests::test_interface ... ok [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/genco-2de2d635d720a87a [INFO] [stdout] test csharp::method::tests::test_no_comments ... ok [INFO] [stdout] test csharp::field::tests::test_with_comments ... ok [INFO] [stdout] test csharp::field::tests::test_no_comments ... ok [INFO] [stdout] test csharp::enum_::tests::test_vec ... ok [INFO] [stdout] test csharp::tests::test_using ... ignored [INFO] [stdout] test dart::modifier::tests::test_vec ... ok [INFO] [stdout] test csharp::method::tests::test_with_comments ... ok [INFO] [stdout] test csharp::enum_::tests::test_implements ... ok [INFO] [stdout] test csharp::modifier::tests::test_vec ... ok [INFO] [stdout] test csharp::tests::test_simple ... ok [INFO] [stdout] test csharp::tests::test_string ... ok [INFO] [stdout] test csharp::constructor::tests::test_vec ... ok [INFO] [stdout] test dart::tests::test_builtin ... ok [INFO] [stdout] test dart::tests::test_imported ... ok [INFO] [stdout] test csharp::class::tests::test_class ... ok [INFO] [stdout] test go::tests::test_string ... ok [INFO] [stdout] test go::tests::test_map ... ok [INFO] [stdout] test java::class::tests::test_vec ... ok [INFO] [stdout] test go::tests::test_array ... ok [INFO] [stdout] test dart::utils::tests::test_doc_comment ... ok [INFO] [stdout] test java::enum_::tests::test_vec ... ok [INFO] [stdout] test java::field::tests::test_no_comments ... ok [INFO] [stdout] test java::field::tests::test_with_comments ... ok [INFO] [stdout] test java::constructor::tests::test_vec ... ok [INFO] [stdout] test java::interface::tests::test_vec ... ok [INFO] [stdout] test java::method::tests::test_no_comments ... ok [INFO] [stdout] test java::method::tests::test_throws ... ok [INFO] [stdout] test java::method::tests::test_with_comments ... ok [INFO] [stdout] test java::tests::test_string ... ok [INFO] [stdout] test js::tests::test_function ... ok [INFO] [stdout] test js::tests::test_imported ... ok [INFO] [stdout] test java::modifier::tests::test_vec ... ok [INFO] [stdout] test java::tests::test_imported ... ok [INFO] [stdout] test js::tests::test_string ... ok [INFO] [stdout] test js::tests::test_local ... ok [INFO] [stdout] test macros::tests::test_quoted ... ok [INFO] [stdout] test macros::tests::test_macros ... ok [INFO] [stdout] test java::tests::test_primitive ... ok [INFO] [stdout] test python::tests::test_string ... ok [INFO] [stdout] test python::tests::test_local ... ok [INFO] [stdout] test rust::tests::test_imported ... ok [INFO] [stdout] test rust::tests::test_string ... ok [INFO] [stdout] test python::tests::test_imported ... ok [INFO] [stdout] test rust::tests::test_imported_with_arguments ... ok [INFO] [stdout] test rust::tests::test_imported_alias ... ok [INFO] [stdout] test swift::tests::test_array ... ok [INFO] [stdout] test swift::tests::test_imported ... ok [INFO] [stdout] test tokens::tests::test_join ... ok [INFO] [stdout] test swift::tests::test_map ... ok [INFO] [stdout] test tests::test_nested ... ok [INFO] [stdout] test swift::tests::test_string ... ok [INFO] [stdout] test tokens::tests::test_walk_custom ... ok [INFO] [stdout] test go::tests::test_imported ... ok [INFO] [stdout] test java::constructor::tests::test_throws ... ok [INFO] [stdout] test dart::tests::test_string ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 55 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests genco [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/macros.rs - toks (line 7) ... ignored [INFO] [stdout] test src/macros.rs - nested (line 99) ... ok [INFO] [stdout] test src/macros.rs - nested (line 122) ... ok [INFO] [stdout] test src/tokens.rs - tokens (line 5) ... ok [INFO] [stdout] test src/macros.rs - push (line 51) ... ok [INFO] [stdout] test src/macros.rs - push (line 29) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "1d716097dce602e42f72ea4befce47eec53442fbfb5482bcb7bcff2498051f19"` [INFO] running `"docker" "rm" "-f" "1d716097dce602e42f72ea4befce47eec53442fbfb5482bcb7bcff2498051f19"` [INFO] [stdout] 1d716097dce602e42f72ea4befce47eec53442fbfb5482bcb7bcff2498051f19