[INFO] crate mml 0.1.41 is already in cache [INFO] extracting crate mml 0.1.41 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/mml/0.1.41 [INFO] extracting crate mml 0.1.41 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/mml/0.1.41 [INFO] validating manifest of mml-0.1.41 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mml-0.1.41 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mml-0.1.41 [INFO] finished frobbing mml-0.1.41 [INFO] frobbed toml for mml-0.1.41 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/mml/0.1.41/Cargo.toml [INFO] started frobbing mml-0.1.41 [INFO] finished frobbing mml-0.1.41 [INFO] frobbed toml for mml-0.1.41 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/mml/0.1.41/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking mml-0.1.41 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/mml/0.1.41:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cd4d3fd539f501856191f626697269113408dbfa52b77c12be541ee310ded4b7 [INFO] running `"docker" "start" "-a" "cd4d3fd539f501856191f626697269113408dbfa52b77c12be541ee310ded4b7"` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/opt/crater/workdir/src/main.rs` was erroneously implicitly accepted for binary `ml`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Checking mml v0.1.41 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/core/item/state/mod.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | /// Trait. [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 154 | / &ast::ItemKind::Trait(_, ast::Generics {lifetimes: _, ref ty_params, ..}, _, ref trait_item) => { [INFO] [stderr] 155 | | let kind: (&'a ast::Item, &'a Vec, &'a Vec) = (item, ty_params, trait_item); [INFO] [stderr] 156 | | let kind: (Abstract, Vec<&'a ptr::P>) = (Abstract::from(kind), properties.to_vec()); [INFO] [stderr] 157 | | Some(ItemState::from(kind)) [INFO] [stderr] 158 | | }, [INFO] [stderr] | |_________________- rustdoc does not generate documentation for match arms [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/core/item/state/mod.rs:159:17 [INFO] [stderr] | [INFO] [stderr] 159 | /// Structure with variables. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 160 | / &ast::ItemKind::Struct(ast::VariantData::Struct(ref struct_field, _), ..) => { [INFO] [stderr] 161 | | let kind: (&'a ast::Item, &'a Vec) = (item, struct_field); [INFO] [stderr] 162 | | let kind: (Abstract, Vec<&'a ptr::P>) = (Abstract::from(kind), properties.to_vec()); [INFO] [stderr] 163 | | Some(ItemState::from(kind)) [INFO] [stderr] 164 | | }, [INFO] [stderr] | |_________________- rustdoc does not generate documentation for match arms [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/core/item/state/mod.rs:165:17 [INFO] [stderr] | [INFO] [stderr] 165 | /// Enumeration with variables. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 166 | / &ast::ItemKind::Enum(ast::EnumDef {ref variants}, ast::Generics {lifetimes: _, ref ty_params, ..}) => { [INFO] [stderr] 167 | | let kind: (&'a ast::Item, &'a Vec, &'a Vec) = (item, ty_params, variants); [INFO] [stderr] 168 | | let kind: (Abstract, Vec<&'a ptr::P>) = (Abstract::from(kind), properties.to_vec()); [INFO] [stderr] 169 | | Some(ItemState::from(kind)) [INFO] [stderr] 170 | | }, [INFO] [stderr] | |_________________- rustdoc does not generate documentation for match arms [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/core/item/state/mod.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | /// Trait. [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 154 | / &ast::ItemKind::Trait(_, ast::Generics {lifetimes: _, ref ty_params, ..}, _, ref trait_item) => { [INFO] [stderr] 155 | | let kind: (&'a ast::Item, &'a Vec, &'a Vec) = (item, ty_params, trait_item); [INFO] [stderr] 156 | | let kind: (Abstract, Vec<&'a ptr::P>) = (Abstract::from(kind), properties.to_vec()); [INFO] [stderr] 157 | | Some(ItemState::from(kind)) [INFO] [stderr] 158 | | }, [INFO] [stderr] | |_________________- rustdoc does not generate documentation for match arms [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_doc_comments)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/core/item/state/mod.rs:159:17 [INFO] [stderr] | [INFO] [stderr] 159 | /// Structure with variables. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 160 | / &ast::ItemKind::Struct(ast::VariantData::Struct(ref struct_field, _), ..) => { [INFO] [stderr] 161 | | let kind: (&'a ast::Item, &'a Vec) = (item, struct_field); [INFO] [stderr] 162 | | let kind: (Abstract, Vec<&'a ptr::P>) = (Abstract::from(kind), properties.to_vec()); [INFO] [stderr] 163 | | Some(ItemState::from(kind)) [INFO] [stderr] 164 | | }, [INFO] [stderr] | |_________________- rustdoc does not generate documentation for match arms [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/core/item/state/mod.rs:165:17 [INFO] [stderr] | [INFO] [stderr] 165 | /// Enumeration with variables. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 166 | / &ast::ItemKind::Enum(ast::EnumDef {ref variants}, ast::Generics {lifetimes: _, ref ty_params, ..}) => { [INFO] [stderr] 167 | | let kind: (&'a ast::Item, &'a Vec, &'a Vec) = (item, ty_params, variants); [INFO] [stderr] 168 | | let kind: (Abstract, Vec<&'a ptr::P>) = (Abstract::from(kind), properties.to_vec()); [INFO] [stderr] 169 | | Some(ItemState::from(kind)) [INFO] [stderr] 170 | | }, [INFO] [stderr] | |_________________- rustdoc does not generate documentation for match arms [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.17s [INFO] running `"docker" "inspect" "cd4d3fd539f501856191f626697269113408dbfa52b77c12be541ee310ded4b7"` [INFO] running `"docker" "rm" "-f" "cd4d3fd539f501856191f626697269113408dbfa52b77c12be541ee310ded4b7"` [INFO] [stdout] cd4d3fd539f501856191f626697269113408dbfa52b77c12be541ee310ded4b7