[INFO] crate gc_plugin 0.1.1 is already in cache
[INFO] extracting crate gc_plugin 0.1.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/gc_plugin/0.1.1
[INFO] extracting crate gc_plugin 0.1.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/gc_plugin/0.1.1
[INFO] validating manifest of gc_plugin-0.1.1 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 gc_plugin-0.1.1 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 gc_plugin-0.1.1
[INFO] finished frobbing gc_plugin-0.1.1
[INFO] frobbed toml for gc_plugin-0.1.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/gc_plugin/0.1.1/Cargo.toml
[INFO] started frobbing gc_plugin-0.1.1
[INFO] finished frobbing gc_plugin-0.1.1
[INFO] frobbed toml for gc_plugin-0.1.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/gc_plugin/0.1.1/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking gc_plugin-0.1.1 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/gc_plugin/0.1.1:/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] c12a7ac10ad7c12a169838510e3a456fca215f764bdb420f3b36db4336fc62c3
[INFO] running `"docker" "start" "-a" "c12a7ac10ad7c12a169838510e3a456fca215f764bdb420f3b36db4336fc62c3"`
[INFO] [stderr]     Checking gc_plugin v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `syntax::parse::token::intern`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use syntax::parse::token::intern;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `intern` in `parse::token`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext::base::MultiDecorator`
[INFO] [stderr]   --> src/lib.rs:15:47
[INFO] [stderr]    |
[INFO] [stderr] 15 | use syntax::ext::base::{Annotatable, ExtCtxt, MultiDecorator};
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ no `MultiDecorator` in `ext::base`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> src/lib.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 | use syntax::codemap::Span;
[INFO] [stderr]    |             ^^^^^^^ could not find `codemap` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::parse::token::intern`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use syntax::parse::token::intern;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `intern` in `parse::token`
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: module `deriving` is private
[INFO] [stderr]   --> src/lib.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 | use syntax_ext::deriving::generic::{combine_substructure, EnumMatching, FieldInfo, MethodDef, Struct, Substructure, TraitDef, ty};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext::base::MultiDecorator`
[INFO] [stderr]   --> src/lib.rs:15:47
[INFO] [stderr]    |
[INFO] [stderr] 15 | use syntax::ext::base::{Annotatable, ExtCtxt, MultiDecorator};
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ no `MultiDecorator` in `ext::base`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> src/lib.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 | use syntax::codemap::Span;
[INFO] [stderr]    |             ^^^^^^^ could not find `codemap` in `syntax`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `syntax::ext::build::AstBuilder`
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:100
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn expand_trace(cx: &mut ExtCtxt, span: Span, mitem: &MetaItem, item: &Annotatable, push: &mut FnMut(Annotatable)) {
[INFO] [stderr]    |                                                                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0603]: module `deriving` is private
[INFO] [stderr]   --> src/lib.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 | use syntax_ext::deriving::generic::{combine_substructure, EnumMatching, FieldInfo, MethodDef, Struct, Substructure, TraitDef, ty};
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `syntax::ext::build::AstBuilder`
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use syntax::ext::build::AstBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:100
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn expand_trace(cx: &mut ExtCtxt, span: Span, mitem: &MetaItem, item: &Annotatable, push: &mut FnMut(Annotatable)) {
[INFO] [stderr]    |                                                                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Annotatable)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0603.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0603.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `gc_plugin`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `gc_plugin`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c12a7ac10ad7c12a169838510e3a456fca215f764bdb420f3b36db4336fc62c3"`
[INFO] running `"docker" "rm" "-f" "c12a7ac10ad7c12a169838510e3a456fca215f764bdb420f3b36db4336fc62c3"`
[INFO] [stdout] c12a7ac10ad7c12a169838510e3a456fca215f764bdb420f3b36db4336fc62c3