[INFO] crate jam_derive 0.0.1 is already in cache [INFO] extracting crate jam_derive 0.0.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/jam_derive/0.0.1 [INFO] extracting crate jam_derive 0.0.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/jam_derive/0.0.1 [INFO] validating manifest of jam_derive-0.0.1 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 jam_derive-0.0.1 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 jam_derive-0.0.1 [INFO] finished frobbing jam_derive-0.0.1 [INFO] frobbed toml for jam_derive-0.0.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/jam_derive/0.0.1/Cargo.toml [INFO] started frobbing jam_derive-0.0.1 [INFO] finished frobbing jam_derive-0.0.1 [INFO] frobbed toml for jam_derive-0.0.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/jam_derive/0.0.1/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 jam_derive-0.0.1 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/jam_derive/0.0.1:/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] 4f4e63de60ea4134d57c9534779e48d26ae024468a351fea70f3aaba74e44e5f [INFO] running `"docker" "start" "-a" "4f4e63de60ea4134d57c9534779e48d26ae024468a351fea70f3aaba74e44e5f"` [INFO] [stderr] Checking syn v0.11.11 [INFO] [stderr] Checking jam_derive v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Item`, `parse_items` [INFO] [stderr] --> src/lib.rs:46:11 [INFO] [stderr] | [INFO] [stderr] 46 | use syn::{Item, parse_items}; [INFO] [stderr] | ^^^^ ^^^^^^^^^^^ [INFO] [stderr] warning: unused imports: `Item`, `parse_items` [INFO] [stderr] --> src/lib.rs:46:11 [INFO] [stderr] | [INFO] [stderr] 46 | use syn::{Item, parse_items}; [INFO] [stderr] | ^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] warning: unused import: `TokenTree` [INFO] [stderr] --> src/lib.rs:47:18 [INFO] [stderr] | [INFO] [stderr] 47 | use syn::{Field, TokenTree, Variant, Ident, ItemKind, VariantData, Ty, Pat, Mutability, BindingMode}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `TokenTree` [INFO] [stderr] --> src/lib.rs:47:18 [INFO] [stderr] | [INFO] [stderr] 47 | use syn::{Field, TokenTree, Variant, Ident, ItemKind, VariantData, Ty, Pat, Mutability, BindingMode}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node` [INFO] [stderr] --> src/lib.rs:236:13 [INFO] [stderr] | [INFO] [stderr] 236 | let node = elms.node; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_node` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attrs` [INFO] [stderr] --> src/lib.rs:291:69 [INFO] [stderr] | [INFO] [stderr] 291 | if let Some(syn::ConstExpr::Other(syn::Expr { ref node, ref attrs })) = first_variant.discriminant { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `attrs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attrs` [INFO] [stderr] --> src/lib.rs:293:48 [INFO] [stderr] | [INFO] [stderr] 293 | let &syn::Expr { ref node, ref attrs} = expr.as_ref(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `attrs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attrs` [INFO] [stderr] --> src/lib.rs:296:52 [INFO] [stderr] | [INFO] [stderr] 296 | let &syn::Expr { ref node, ref attrs} = exprs.first().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `attrs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/lib.rs:298:63 [INFO] [stderr] | [INFO] [stderr] 298 | if let &syn::ExprKind::Mac(syn::Mac { ref path, ref tts }) = node { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `path: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node` [INFO] [stderr] --> src/lib.rs:236:13 [INFO] [stderr] | [INFO] [stderr] 236 | let node = elms.node; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_node` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attrs` [INFO] [stderr] --> src/lib.rs:291:69 [INFO] [stderr] | [INFO] [stderr] 291 | if let Some(syn::ConstExpr::Other(syn::Expr { ref node, ref attrs })) = first_variant.discriminant { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `attrs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attrs` [INFO] [stderr] --> src/lib.rs:293:48 [INFO] [stderr] | [INFO] [stderr] 293 | let &syn::Expr { ref node, ref attrs} = expr.as_ref(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `attrs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attrs` [INFO] [stderr] --> src/lib.rs:296:52 [INFO] [stderr] | [INFO] [stderr] 296 | let &syn::Expr { ref node, ref attrs} = exprs.first().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `attrs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/lib.rs:298:63 [INFO] [stderr] | [INFO] [stderr] 298 | if let &syn::ExprKind::Mac(syn::Mac { ref path, ref tts }) = node { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `path: _` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IdentNotFound` [INFO] [stderr] --> src/lib.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | IdentNotFound, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:34:12 [INFO] [stderr] | [INFO] [stderr] 34 | #![feature(proc_macro, proc_macro_lib)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro_lib` has been stable since 1.15.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:34:24 [INFO] [stderr] | [INFO] [stderr] 34 | #![feature(proc_macro, proc_macro_lib)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:102:59 [INFO] [stderr] | [INFO] [stderr] 102 | if let Ty::Path(_, syn::Path { global: _, segments: ref segments}) = field.ty { [INFO] [stderr] | ---------^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the `ident:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:103:53 [INFO] [stderr] | [INFO] [stderr] 103 | if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() { [INFO] [stderr] | ------^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:122:44 [INFO] [stderr] | [INFO] [stderr] 122 | if let Some(syn::Path { global: _, segments: segments }) = path { [INFO] [stderr] | ---------^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `ident:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:123:45 [INFO] [stderr] | [INFO] [stderr] 123 | if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() { [INFO] [stderr] | ------^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:130:51 [INFO] [stderr] | [INFO] [stderr] 130 | if let Ty::Path(_, syn::Path { global: _, segments: segments}) = *ty { [INFO] [stderr] | ---------^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `ident:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:131:45 [INFO] [stderr] | [INFO] [stderr] 131 | if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() { [INFO] [stderr] | ------^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:167:67 [INFO] [stderr] | [INFO] [stderr] 167 | if let Ty::Path(_, syn::Path { global: _, segments: segments}) = ty.clone() { [INFO] [stderr] | ---------^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `IdentNotFound` [INFO] [stderr] --> src/lib.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | IdentNotFound, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `main` [INFO] [stderr] --> src/lib.rs:326:1 [INFO] [stderr] | [INFO] [stderr] 326 | fn main() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:34:12 [INFO] [stderr] | [INFO] [stderr] 34 | #![feature(proc_macro, proc_macro_lib)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro_lib` has been stable since 1.15.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:34:24 [INFO] [stderr] | [INFO] [stderr] 34 | #![feature(proc_macro, proc_macro_lib)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:102:59 [INFO] [stderr] | [INFO] [stderr] 102 | if let Ty::Path(_, syn::Path { global: _, segments: ref segments}) = field.ty { [INFO] [stderr] | ---------^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the `ident:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:103:53 [INFO] [stderr] | [INFO] [stderr] 103 | if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() { [INFO] [stderr] | ------^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:122:44 [INFO] [stderr] | [INFO] [stderr] 122 | if let Some(syn::Path { global: _, segments: segments }) = path { [INFO] [stderr] | ---------^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `ident:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:123:45 [INFO] [stderr] | [INFO] [stderr] 123 | if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() { [INFO] [stderr] | ------^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:130:51 [INFO] [stderr] | [INFO] [stderr] 130 | if let Ty::Path(_, syn::Path { global: _, segments: segments}) = *ty { [INFO] [stderr] | ---------^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `ident:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:131:45 [INFO] [stderr] | [INFO] [stderr] 131 | if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() { [INFO] [stderr] | ------^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] warning: the `segments:` in this pattern is redundant [INFO] [stderr] --> src/lib.rs:167:67 [INFO] [stderr] | [INFO] [stderr] 167 | if let Ty::Path(_, syn::Path { global: _, segments: segments}) = ty.clone() { [INFO] [stderr] | ---------^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.57s [INFO] running `"docker" "inspect" "4f4e63de60ea4134d57c9534779e48d26ae024468a351fea70f3aaba74e44e5f"` [INFO] running `"docker" "rm" "-f" "4f4e63de60ea4134d57c9534779e48d26ae024468a351fea70f3aaba74e44e5f"` [INFO] [stdout] 4f4e63de60ea4134d57c9534779e48d26ae024468a351fea70f3aaba74e44e5f