[INFO] fetching crate gc 0.3.2... [INFO] extracting crate gc 0.3.2 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/gc/0.3.2 [INFO] extracting crate gc 0.3.2 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/gc/0.3.2 [INFO] validating manifest of gc-0.3.2 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of gc-0.3.2 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing gc-0.3.2 [INFO] finished frobbing gc-0.3.2 [INFO] frobbed toml for gc-0.3.2 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/gc/0.3.2/Cargo.toml [INFO] started frobbing gc-0.3.2 [INFO] finished frobbing gc-0.3.2 [INFO] frobbed toml for gc-0.3.2 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/gc/0.3.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] testing gc-0.3.2 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/gc/0.3.2:/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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 75b9afc035cadd46f167366e5fc126f5faecbd820ffcec830533557961d75bd2 [INFO] running `"docker" "start" "-a" "75b9afc035cadd46f167366e5fc126f5faecbd820ffcec830533557961d75bd2"` [INFO] [stderr] Compiling gc v0.3.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/gc.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | / /// Whether or not the thread is currently in the sweep phase of garbage collection. [INFO] [stderr] 45 | | /// During this phase, attempts to dereference a `Gc` pointer will trigger a panic. [INFO] [stderr] | |______________________________________________________________________________________^ [INFO] [stderr] 46 | thread_local!(pub static GC_DROPPING: Cell = Cell::new(false)); [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/gc.rs:63:1 [INFO] [stderr] | [INFO] [stderr] 63 | /// The garbage collector's internal state. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 64 | / thread_local!(static GC_STATE: RefCell = RefCell::new(GcState { [INFO] [stderr] 65 | | bytes_allocated: 0, [INFO] [stderr] 66 | | threshold: INITIAL_THRESHOLD, [INFO] [stderr] 67 | | boxes_start: None, [INFO] [stderr] 68 | | })); [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] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:21:38 [INFO] [stderr] | [INFO] [stderr] 21 | boxes_start: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:75:31 [INFO] [stderr] | [INFO] [stderr] 75 | next: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:158:44 [INFO] [stderr] | [INFO] [stderr] 158 | incoming: *mut Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:159:28 [INFO] [stderr] | [INFO] [stderr] 159 | this: Shared>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:161:51 [INFO] [stderr] | [INFO] [stderr] 161 | unsafe fn mark(head: &mut Option>>) -> Vec { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/lib.rs:396:9 [INFO] [stderr] | [INFO] [stderr] 396 | unsafe { self.cell.into_inner() } [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_unsafe)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `"docker" "inspect" "75b9afc035cadd46f167366e5fc126f5faecbd820ffcec830533557961d75bd2"` [INFO] running `"docker" "rm" "-f" "75b9afc035cadd46f167366e5fc126f5faecbd820ffcec830533557961d75bd2"` [INFO] [stdout] 75b9afc035cadd46f167366e5fc126f5faecbd820ffcec830533557961d75bd2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/gc/0.3.2:/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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] c154f3a1c525c67872603dfd75444dc8562cd95cc3634c1a6ba1bf690fb03882 [INFO] running `"docker" "start" "-a" "c154f3a1c525c67872603dfd75444dc8562cd95cc3634c1a6ba1bf690fb03882"` [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling gc_derive v0.3.2 [INFO] [stderr] Compiling gc v0.3.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/gc.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | / /// Whether or not the thread is currently in the sweep phase of garbage collection. [INFO] [stderr] 45 | | /// During this phase, attempts to dereference a `Gc` pointer will trigger a panic. [INFO] [stderr] | |______________________________________________________________________________________^ [INFO] [stderr] 46 | thread_local!(pub static GC_DROPPING: Cell = Cell::new(false)); [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/gc.rs:63:1 [INFO] [stderr] | [INFO] [stderr] 63 | /// The garbage collector's internal state. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 64 | / thread_local!(static GC_STATE: RefCell = RefCell::new(GcState { [INFO] [stderr] 65 | | bytes_allocated: 0, [INFO] [stderr] 66 | | threshold: INITIAL_THRESHOLD, [INFO] [stderr] 67 | | boxes_start: None, [INFO] [stderr] 68 | | })); [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] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:21:38 [INFO] [stderr] | [INFO] [stderr] 21 | boxes_start: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:75:31 [INFO] [stderr] | [INFO] [stderr] 75 | next: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:158:44 [INFO] [stderr] | [INFO] [stderr] 158 | incoming: *mut Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:159:28 [INFO] [stderr] | [INFO] [stderr] 159 | this: Shared>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc.rs:161:51 [INFO] [stderr] | [INFO] [stderr] 161 | unsafe fn mark(head: &mut Option>>) -> Vec { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/lib.rs:396:9 [INFO] [stderr] | [INFO] [stderr] 396 | unsafe { self.cell.into_inner() } [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_unsafe)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.09s [INFO] running `"docker" "inspect" "c154f3a1c525c67872603dfd75444dc8562cd95cc3634c1a6ba1bf690fb03882"` [INFO] running `"docker" "rm" "-f" "c154f3a1c525c67872603dfd75444dc8562cd95cc3634c1a6ba1bf690fb03882"` [INFO] [stdout] c154f3a1c525c67872603dfd75444dc8562cd95cc3634c1a6ba1bf690fb03882 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/gc/0.3.2:/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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] 65c6c355ab10a525a33b7b6979295cee4c353d8780303270efe5afc0db4e52dd [INFO] running `"docker" "start" "-a" "65c6c355ab10a525a33b7b6979295cee4c353d8780303270efe5afc0db4e52dd"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/gc-8c1bc7261ed79e86 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/finalize-a43a77c8751a6da6 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test drop_triggers_finalize ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/gc_semantics-4dab8a15213ab502 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test gccell_rooting ... ok [INFO] [stdout] test basic_cycle_allocate ... ok [INFO] [stdout] test basic_allocate ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/gymnastics_cycle-24d3ee973d47bc8e [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_cycle ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/i128-02cd75371ca3bffa [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/trace_impl-0272b2a7b8bd73f3 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests gc [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - Gc::new (line 70) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "65c6c355ab10a525a33b7b6979295cee4c353d8780303270efe5afc0db4e52dd"` [INFO] running `"docker" "rm" "-f" "65c6c355ab10a525a33b7b6979295cee4c353d8780303270efe5afc0db4e52dd"` [INFO] [stdout] 65c6c355ab10a525a33b7b6979295cee4c353d8780303270efe5afc0db4e52dd