[INFO] crate rustep 0.1.2 is already in cache [INFO] extracting crate rustep 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/rustep/0.1.2 [INFO] extracting crate rustep 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rustep/0.1.2 [INFO] validating manifest of rustep-0.1.2 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rustep-0.1.2 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rustep-0.1.2 [INFO] finished frobbing rustep-0.1.2 [INFO] frobbed toml for rustep-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/rustep/0.1.2/Cargo.toml [INFO] started frobbing rustep-0.1.2 [INFO] finished frobbing rustep-0.1.2 [INFO] frobbed toml for rustep-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rustep/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing rustep-0.1.2 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rustep/0.1.2:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 59a529d65329e3f53bd370e9211c193dfd31f3396eb6d2b7dd58d23cf02a9924 [INFO] running `"docker" "start" "-a" "59a529d65329e3f53bd370e9211c193dfd31f3396eb6d2b7dd58d23cf02a9924"` [INFO] [stderr] Compiling enumflags v0.3.2 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling enumflags_derive v0.4.1 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling rustep v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/format/elf.rs:1082:1 [INFO] [stderr] | [INFO] [stderr] 1082 | /// Elf class means to differ in arch, we must get that ahead to determine which type to be used. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 1083 | / named!(parse_elf_class<&[u8], u8>, [INFO] [stderr] 1084 | | do_parse!( [INFO] [stderr] 1085 | | tag!("\x7fELF") >> // Elf ident [INFO] [stderr] 1086 | | data: le_u8 >> [INFO] [stderr] 1087 | | (data) [INFO] [stderr] 1088 | | ) [INFO] [stderr] 1089 | | ); [INFO] [stderr] | |__- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/format/elf.rs:1299:1 [INFO] [stderr] | [INFO] [stderr] 1299 | /// Parses a single elf program table, 32-bit version [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 1300 | / named!(parse_elf_prog_header32<&[u8], Elf32_Phdr>, [INFO] [stderr] 1301 | | do_parse!( [INFO] [stderr] 1302 | | p_type: le_u32 >> [INFO] [stderr] 1303 | | p_offset: le_u32 >> [INFO] [stderr] ... | [INFO] [stderr] 1320 | | ) [INFO] [stderr] 1321 | | ); [INFO] [stderr] | |__- rustdoc does not generate documentation for macro expansions [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | #![feature(try_from)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:50:1 [INFO] [stderr] | [INFO] [stderr] 50 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryInto` [INFO] [stderr] --> src/format/elf.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | TryInto, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: cannot find type `SegmentFlag` in this scope [INFO] [stderr] --> src/format/elf.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | #[derive(EnumFlags, Copy, Clone, Debug)] [INFO] [stderr] | ^^^^^^^^^ names from parent modules are not accessible without an explicit import [INFO] [stderr] | [INFO] [stderr] = note: #[warn(proc_macro_derive_resolution_fallback)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #50504 [INFO] [stderr] [INFO] [stderr] warning: cannot find type `SegmentFlag` in this scope [INFO] [stderr] --> src/format/elf.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | #[derive(EnumFlags, Copy, Clone, Debug)] [INFO] [stderr] | ^^^^^^^^^ names from parent modules are not accessible without an explicit import [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #50504 [INFO] [stderr] [INFO] [stderr] warning: cannot find type `SectionFlag` in this scope [INFO] [stderr] --> src/format/elf.rs:111:10 [INFO] [stderr] | [INFO] [stderr] 111 | #[derive(EnumFlags, Copy, Clone, Debug)] [INFO] [stderr] | ^^^^^^^^^ names from parent modules are not accessible without an explicit import [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #50504 [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 `rustep`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "59a529d65329e3f53bd370e9211c193dfd31f3396eb6d2b7dd58d23cf02a9924"` [INFO] running `"docker" "rm" "-f" "59a529d65329e3f53bd370e9211c193dfd31f3396eb6d2b7dd58d23cf02a9924"` [INFO] [stdout] 59a529d65329e3f53bd370e9211c193dfd31f3396eb6d2b7dd58d23cf02a9924