Dec 15 07:22:58.229 INFO testing jam_derive-0.0.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 07:22:58.229 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 07:22:58.542 INFO [stdout] 7a373538eb6d5919b2a21cadeafa88a9d316cdf78f3a75d5d68b2af6fc8d9391
Dec 15 07:22:58.544 INFO running `"docker" "start" "-a" "7a373538eb6d5919b2a21cadeafa88a9d316cdf78f3a75d5d68b2af6fc8d9391"`
Dec 15 07:22:59.130 INFO [stderr] usermod: no changes
Dec 15 07:22:59.178 INFO [stderr]    Compiling jam_derive v0.0.1 (/source)
Dec 15 07:22:59.850 INFO [stderr] warning: unused imports: `Item`, `parse_items`
Dec 15 07:22:59.850 INFO [stderr]   --> src/lib.rs:46:11
Dec 15 07:22:59.850 INFO [stderr]    |
Dec 15 07:22:59.850 INFO [stderr] 46 | use syn::{Item, parse_items};
Dec 15 07:22:59.850 INFO [stderr]    |           ^^^^  ^^^^^^^^^^^
Dec 15 07:22:59.850 INFO [stderr]    |
Dec 15 07:22:59.850 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 15 07:22:59.850 INFO [stderr] 
Dec 15 07:22:59.850 INFO [stderr] warning: unused import: `TokenTree`
Dec 15 07:22:59.850 INFO [stderr]   --> src/lib.rs:47:18
Dec 15 07:22:59.850 INFO [stderr]    |
Dec 15 07:22:59.850 INFO [stderr] 47 | use syn::{Field, TokenTree, Variant, Ident, ItemKind, VariantData, Ty, Pat, Mutability, BindingMode};
Dec 15 07:22:59.850 INFO [stderr]    |                  ^^^^^^^^^
Dec 15 07:22:59.850 INFO [stderr] 
Dec 15 07:22:59.911 INFO [stderr] warning: unused variable: `node`
Dec 15 07:22:59.912 INFO [stderr]    --> src/lib.rs:236:13
Dec 15 07:22:59.912 INFO [stderr]     |
Dec 15 07:22:59.912 INFO [stderr] 236 |         let node = elms.node;
Dec 15 07:22:59.912 INFO [stderr]     |             ^^^^ help: consider using `_node` instead
Dec 15 07:22:59.912 INFO [stderr]     |
Dec 15 07:22:59.912 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 15 07:22:59.912 INFO [stderr] 
Dec 15 07:22:59.912 INFO [stderr] warning: unused variable: `attrs`
Dec 15 07:22:59.912 INFO [stderr]    --> src/lib.rs:291:69
Dec 15 07:22:59.912 INFO [stderr]     |
Dec 15 07:22:59.912 INFO [stderr] 291 |         if let Some(syn::ConstExpr::Other(syn::Expr { ref node, ref attrs })) = first_variant.discriminant {
Dec 15 07:22:59.912 INFO [stderr]     |                                                                     ^^^^^ help: try ignoring the field: `attrs: _`
Dec 15 07:22:59.912 INFO [stderr] 
Dec 15 07:22:59.912 INFO [stderr] warning: unused variable: `attrs`
Dec 15 07:22:59.912 INFO [stderr]    --> src/lib.rs:293:48
Dec 15 07:22:59.912 INFO [stderr]     |
Dec 15 07:22:59.912 INFO [stderr] 293 |                 let &syn::Expr { ref node, ref attrs} = expr.as_ref();
Dec 15 07:22:59.912 INFO [stderr]     |                                                ^^^^^ help: try ignoring the field: `attrs: _`
Dec 15 07:22:59.912 INFO [stderr] 
Dec 15 07:22:59.912 INFO [stderr] warning: unused variable: `attrs`
Dec 15 07:22:59.912 INFO [stderr]    --> src/lib.rs:296:52
Dec 15 07:22:59.912 INFO [stderr]     |
Dec 15 07:22:59.912 INFO [stderr] 296 |                     let &syn::Expr { ref node, ref attrs} = exprs.first().unwrap();
Dec 15 07:22:59.912 INFO [stderr]     |                                                    ^^^^^ help: try ignoring the field: `attrs: _`
Dec 15 07:22:59.912 INFO [stderr] 
Dec 15 07:22:59.912 INFO [stderr] warning: unused variable: `path`
Dec 15 07:22:59.912 INFO [stderr]    --> src/lib.rs:298:63
Dec 15 07:22:59.912 INFO [stderr]     |
Dec 15 07:22:59.912 INFO [stderr] 298 |                     if let &syn::ExprKind::Mac(syn::Mac { ref path, ref tts }) = node {
Dec 15 07:22:59.912 INFO [stderr]     |                                                               ^^^^ help: try ignoring the field: `path: _`
Dec 15 07:22:59.912 INFO [stderr] 
Dec 15 07:22:59.970 INFO [stderr] warning: variant is never constructed: `IdentNotFound`
Dec 15 07:22:59.970 INFO [stderr]   --> src/lib.rs:55:5
Dec 15 07:22:59.970 INFO [stderr]    |
Dec 15 07:22:59.970 INFO [stderr] 55 |     IdentNotFound,
Dec 15 07:22:59.970 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 15 07:22:59.970 INFO [stderr]    |
Dec 15 07:22:59.970 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 07:22:59.970 INFO [stderr] 
Dec 15 07:22:59.970 INFO [stderr] warning: function is never used: `main`
Dec 15 07:22:59.970 INFO [stderr]    --> src/lib.rs:326:1
Dec 15 07:22:59.970 INFO [stderr]     |
Dec 15 07:22:59.970 INFO [stderr] 326 | fn main() {
Dec 15 07:22:59.970 INFO [stderr]     | ^^^^^^^^^
Dec 15 07:22:59.970 INFO [stderr] 
Dec 15 07:22:59.970 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 15 07:22:59.970 INFO [stderr]   --> src/lib.rs:34:12
Dec 15 07:22:59.970 INFO [stderr]    |
Dec 15 07:22:59.970 INFO [stderr] 34 | #![feature(proc_macro, proc_macro_lib)]
Dec 15 07:22:59.970 INFO [stderr]    |            ^^^^^^^^^^
Dec 15 07:22:59.970 INFO [stderr]    |
Dec 15 07:22:59.970 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 15 07:22:59.970 INFO [stderr] 
Dec 15 07:22:59.970 INFO [stderr] warning: the feature `proc_macro_lib` has been stable since 1.15.0 and no longer requires an attribute to enable
Dec 15 07:22:59.970 INFO [stderr]   --> src/lib.rs:34:24
Dec 15 07:22:59.970 INFO [stderr]    |
Dec 15 07:22:59.970 INFO [stderr] 34 | #![feature(proc_macro, proc_macro_lib)]
Dec 15 07:22:59.970 INFO [stderr]    |                        ^^^^^^^^^^^^^^
Dec 15 07:22:59.970 INFO [stderr] 
Dec 15 07:22:59.970 INFO [stderr] warning: the `segments:` in this pattern is redundant
Dec 15 07:22:59.970 INFO [stderr]    --> src/lib.rs:102:59
Dec 15 07:22:59.970 INFO [stderr]     |
Dec 15 07:22:59.970 INFO [stderr] 102 |                 if let Ty::Path(_, syn::Path { global: _, segments: ref segments}) = field.ty {
Dec 15 07:22:59.970 INFO [stderr]     |                                                           ---------^^^^^^^^^^^^^
Dec 15 07:22:59.970 INFO [stderr]     |                                                           |
Dec 15 07:22:59.970 INFO [stderr]     |                                                           help: remove this
Dec 15 07:22:59.970 INFO [stderr]     |
Dec 15 07:22:59.970 INFO [stderr]     = note: #[warn(non_shorthand_field_patterns)] on by default
Dec 15 07:22:59.970 INFO [stderr] 
Dec 15 07:22:59.970 INFO [stderr] warning: the `ident:` in this pattern is redundant
Dec 15 07:22:59.970 INFO [stderr]    --> src/lib.rs:103:53
Dec 15 07:22:59.970 INFO [stderr]     |
Dec 15 07:22:59.970 INFO [stderr] 103 |                     if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() {
Dec 15 07:22:59.970 INFO [stderr]     |                                                     ------^^^^^^^^^^
Dec 15 07:22:59.970 INFO [stderr]     |                                                     |
Dec 15 07:22:59.971 INFO [stderr]     |                                                     help: remove this
Dec 15 07:22:59.971 INFO [stderr] 
Dec 15 07:22:59.971 INFO [stderr] warning: the `segments:` in this pattern is redundant
Dec 15 07:22:59.971 INFO [stderr]    --> src/lib.rs:122:44
Dec 15 07:22:59.972 INFO [stderr]     |
Dec 15 07:22:59.972 INFO [stderr] 122 |         if let Some(syn::Path { global: _, segments: segments }) = path {
Dec 15 07:22:59.972 INFO [stderr]     |                                            ---------^^^^^^^^^
Dec 15 07:22:59.972 INFO [stderr]     |                                            |
Dec 15 07:22:59.972 INFO [stderr]     |                                            help: remove this
Dec 15 07:22:59.972 INFO [stderr] 
Dec 15 07:22:59.972 INFO [stderr] warning: the `ident:` in this pattern is redundant
Dec 15 07:22:59.972 INFO [stderr]    --> src/lib.rs:123:45
Dec 15 07:22:59.972 INFO [stderr]     |
Dec 15 07:22:59.972 INFO [stderr] 123 |             if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() {
Dec 15 07:22:59.972 INFO [stderr]     |                                             ------^^^^^^^^^^
Dec 15 07:22:59.972 INFO [stderr]     |                                             |
Dec 15 07:22:59.972 INFO [stderr]     |                                             help: remove this
Dec 15 07:22:59.972 INFO [stderr] 
Dec 15 07:22:59.972 INFO [stderr] warning: the `segments:` in this pattern is redundant
Dec 15 07:22:59.972 INFO [stderr]    --> src/lib.rs:130:51
Dec 15 07:22:59.972 INFO [stderr]     |
Dec 15 07:22:59.972 INFO [stderr] 130 |         if let Ty::Path(_, syn::Path { global: _, segments: segments}) = *ty {
Dec 15 07:22:59.972 INFO [stderr]     |                                                   ---------^^^^^^^^^
Dec 15 07:22:59.972 INFO [stderr]     |                                                   |
Dec 15 07:22:59.972 INFO [stderr]     |                                                   help: remove this
Dec 15 07:22:59.972 INFO [stderr] 
Dec 15 07:22:59.972 INFO [stderr] warning: the `ident:` in this pattern is redundant
Dec 15 07:22:59.972 INFO [stderr]    --> src/lib.rs:131:45
Dec 15 07:22:59.972 INFO [stderr]     |
Dec 15 07:22:59.972 INFO [stderr] 131 |             if let Some(&syn::PathSegment { ident: ref ident, parameters: _ }) = segments.last() {
Dec 15 07:22:59.972 INFO [stderr]     |                                             ------^^^^^^^^^^
Dec 15 07:22:59.972 INFO [stderr]     |                                             |
Dec 15 07:22:59.972 INFO [stderr]     |                                             help: remove this
Dec 15 07:22:59.972 INFO [stderr] 
Dec 15 07:22:59.972 INFO [stderr] warning: the `segments:` in this pattern is redundant
Dec 15 07:22:59.972 INFO [stderr]    --> src/lib.rs:167:67
Dec 15 07:22:59.972 INFO [stderr]     |
Dec 15 07:22:59.972 INFO [stderr] 167 |                         if let Ty::Path(_, syn::Path { global: _, segments: segments}) = ty.clone() {
Dec 15 07:22:59.972 INFO [stderr]     |                                                                   ---------^^^^^^^^^
Dec 15 07:22:59.972 INFO [stderr]     |                                                                   |
Dec 15 07:22:59.972 INFO [stderr]     |                                                                   help: remove this
Dec 15 07:22:59.972 INFO [stderr] 
Dec 15 07:23:01.556 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
Dec 15 07:23:01.559 INFO [stderr] su: No module specific data is present
Dec 15 07:23:01.971 INFO running `"docker" "inspect" "7a373538eb6d5919b2a21cadeafa88a9d316cdf78f3a75d5d68b2af6fc8d9391"`
Dec 15 07:23:02.243 INFO running `"docker" "rm" "-f" "7a373538eb6d5919b2a21cadeafa88a9d316cdf78f3a75d5d68b2af6fc8d9391"`
Dec 15 07:23:02.559 INFO [stdout] 7a373538eb6d5919b2a21cadeafa88a9d316cdf78f3a75d5d68b2af6fc8d9391
Dec 15 07:23:02.561 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 07:23:02.891 INFO [stdout] 33f51cc7c8a8ed90f236a8b85cf02e478d8815a56401ce7172120a8fa04a4a51
Dec 15 07:23:02.892 INFO running `"docker" "start" "-a" "33f51cc7c8a8ed90f236a8b85cf02e478d8815a56401ce7172120a8fa04a4a51"`
Dec 15 07:23:03.299 INFO [stderr] usermod: no changes
Dec 15 07:23:03.338 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 07:23:03.339 INFO [stderr] su: No module specific data is present
Dec 15 07:23:03.767 INFO running `"docker" "inspect" "33f51cc7c8a8ed90f236a8b85cf02e478d8815a56401ce7172120a8fa04a4a51"`
Dec 15 07:23:04.069 INFO running `"docker" "rm" "-f" "33f51cc7c8a8ed90f236a8b85cf02e478d8815a56401ce7172120a8fa04a4a51"`
Dec 15 07:23:04.309 INFO [stdout] 33f51cc7c8a8ed90f236a8b85cf02e478d8815a56401ce7172120a8fa04a4a51
Dec 15 07:23:04.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 07:23:04.573 INFO [stdout] 7cbe6141a5b1423ef8272b1f55d63385c84f57f6ca3da656c53b98cb57bb5f31
Dec 15 07:23:04.576 INFO running `"docker" "start" "-a" "7cbe6141a5b1423ef8272b1f55d63385c84f57f6ca3da656c53b98cb57bb5f31"`
Dec 15 07:23:05.191 INFO [stderr] usermod: no changes
Dec 15 07:23:05.247 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 15 07:23:05.255 INFO [stderr]    Doc-tests jam_derive
Dec 15 07:23:06.548 INFO [stdout] 
Dec 15 07:23:06.548 INFO [stdout] running 0 tests
Dec 15 07:23:06.548 INFO [stdout] 
Dec 15 07:23:06.548 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 07:23:06.548 INFO [stdout] 
Dec 15 07:23:06.558 INFO [stderr] su: No module specific data is present
Dec 15 07:23:06.888 INFO running `"docker" "inspect" "7cbe6141a5b1423ef8272b1f55d63385c84f57f6ca3da656c53b98cb57bb5f31"`
Dec 15 07:23:06.981 INFO running `"docker" "rm" "-f" "7cbe6141a5b1423ef8272b1f55d63385c84f57f6ca3da656c53b98cb57bb5f31"`
Dec 15 07:23:07.124 INFO [stdout] 7cbe6141a5b1423ef8272b1f55d63385c84f57f6ca3da656c53b98cb57bb5f31