[INFO] crate enum-unitary 0.3.6 is already in cache [INFO] extracting crate enum-unitary 0.3.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/enum-unitary/0.3.6 [INFO] extracting crate enum-unitary 0.3.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/enum-unitary/0.3.6 [INFO] validating manifest of enum-unitary-0.3.6 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 enum-unitary-0.3.6 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 enum-unitary-0.3.6 [INFO] finished frobbing enum-unitary-0.3.6 [INFO] frobbed toml for enum-unitary-0.3.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/enum-unitary/0.3.6/Cargo.toml [INFO] started frobbing enum-unitary-0.3.6 [INFO] finished frobbing enum-unitary-0.3.6 [INFO] frobbed toml for enum-unitary-0.3.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/enum-unitary/0.3.6/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 enum-unitary-0.3.6 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/enum-unitary/0.3.6:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 8708159d0f95bdf99048116bfc9efd3977cf78e2270667479764c3999a12d587 [INFO] running `"docker" "start" "-a" "8708159d0f95bdf99048116bfc9efd3977cf78e2270667479764c3999a12d587"` [INFO] [stderr] Compiling enum_derive v0.1.7 [INFO] [stderr] Compiling macro-attr v0.2.0 [INFO] [stderr] Compiling enum-unitary v0.3.6 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:53:30 [INFO] [stderr] | [INFO] [stderr] 53 | fn iter_variants() -> Box >; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `"docker" "inspect" "8708159d0f95bdf99048116bfc9efd3977cf78e2270667479764c3999a12d587"` [INFO] running `"docker" "rm" "-f" "8708159d0f95bdf99048116bfc9efd3977cf78e2270667479764c3999a12d587"` [INFO] [stdout] 8708159d0f95bdf99048116bfc9efd3977cf78e2270667479764c3999a12d587 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/enum-unitary/0.3.6:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 42871fe56f4601e6495d0fcd6889129b11790b02ddbf400f0f71568aabad7e34 [INFO] running `"docker" "start" "-a" "42871fe56f4601e6495d0fcd6889129b11790b02ddbf400f0f71568aabad7e34"` [INFO] [stderr] Compiling enum-unitary v0.3.6 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> examples/example.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(const_fn)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:19:19 [INFO] [stderr] | [INFO] [stderr] 19 | #![cfg_attr(test, feature(const_fn))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:53:30 [INFO] [stderr] | [INFO] [stderr] 53 | fn iter_variants() -> Box >; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [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/lib.rs:552:35 [INFO] [stderr] | [INFO] [stderr] 552 | fn iter_variants() -> Box <(Iterator )> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [INFO] [stderr] ... [INFO] [stderr] 687 | / enum_unitary!{ [INFO] [stderr] 688 | | enum Myenum1 (Myenum1Variants) { [INFO] [stderr] 689 | | A, B, C [INFO] [stderr] 690 | | } [INFO] [stderr] 691 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:660:34 [INFO] [stderr] | [INFO] [stderr] 660 | fn iter_variants() -> Box > { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [INFO] [stderr] ... [INFO] [stderr] 719 | / enum_unitary!{ [INFO] [stderr] 720 | | pub enum Myenum2 (Myenum2Variants) { [INFO] [stderr] 721 | | A, B, C [INFO] [stderr] 722 | | } [INFO] [stderr] 723 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:356:34 [INFO] [stderr] | [INFO] [stderr] 356 | fn iter_variants() -> Box > { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [INFO] [stderr] ... [INFO] [stderr] 751 | / enum_unitary!{ [INFO] [stderr] 752 | | enum Myenum3 (Myenum3Variants) { [INFO] [stderr] 753 | | X [INFO] [stderr] 754 | | } [INFO] [stderr] 755 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:444:34 [INFO] [stderr] | [INFO] [stderr] 444 | fn iter_variants() -> Box > { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [INFO] [stderr] ... [INFO] [stderr] 771 | / enum_unitary!{ [INFO] [stderr] 772 | | pub enum Myenum4 (Myenum4Variants) { [INFO] [stderr] 773 | | X [INFO] [stderr] 774 | | } [INFO] [stderr] 775 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:180:34 [INFO] [stderr] | [INFO] [stderr] 180 | fn iter_variants() -> Box > { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [INFO] [stderr] ... [INFO] [stderr] 791 | / enum_unitary!{ [INFO] [stderr] 792 | | enum Myenum5 (Myenum5Variants) { } [INFO] [stderr] 793 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:268:34 [INFO] [stderr] | [INFO] [stderr] 268 | fn iter_variants() -> Box > { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator ` [INFO] [stderr] ... [INFO] [stderr] 810 | / enum_unitary!{ [INFO] [stderr] 811 | | pub enum Myenum6 (Myenum6Variants) { } [INFO] [stderr] 812 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `enum-unitary`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `enum-unitary`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "42871fe56f4601e6495d0fcd6889129b11790b02ddbf400f0f71568aabad7e34"` [INFO] running `"docker" "rm" "-f" "42871fe56f4601e6495d0fcd6889129b11790b02ddbf400f0f71568aabad7e34"` [INFO] [stdout] 42871fe56f4601e6495d0fcd6889129b11790b02ddbf400f0f71568aabad7e34