[INFO] crate intrusive-collections 0.8.1 is already in cache
[INFO] extracting crate intrusive-collections 0.8.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/intrusive-collections/0.8.1
[INFO] extracting crate intrusive-collections 0.8.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/intrusive-collections/0.8.1
[INFO] validating manifest of intrusive-collections-0.8.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of intrusive-collections-0.8.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing intrusive-collections-0.8.1
[INFO] finished frobbing intrusive-collections-0.8.1
[INFO] frobbed toml for intrusive-collections-0.8.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/intrusive-collections/0.8.1/Cargo.toml
[INFO] started frobbing intrusive-collections-0.8.1
[INFO] finished frobbing intrusive-collections-0.8.1
[INFO] frobbed toml for intrusive-collections-0.8.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/intrusive-collections/0.8.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing intrusive-collections-0.8.1 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/intrusive-collections/0.8.1:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 88cfb3ddc23c71762b64fc720e78bd0ab09f387c002736efa7559d1460a03cec
[INFO] running `"docker" "start" "-a" "88cfb3ddc23c71762b64fc720e78bd0ab09f387c002736efa7559d1460a03cec"`
[INFO] [stderr]    Compiling intrusive-collections v0.8.1 (/opt/crater/workdir)
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]     --> src/rbtree.rs:1456:43
[INFO] [stderr]      |
[INFO] [stderr] 1456 | pub enum Entry<'a, A: Adapter<Link = Link> + 'a> {
[INFO] [stderr]      |                                           ^^^^^ help: remove this bound
[INFO] [stderr]      |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]     --> src/lib.rs:275:9
[INFO] [stderr]      |
[INFO] [stderr] 275  | #![warn(rust_2018_idioms)]
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "88cfb3ddc23c71762b64fc720e78bd0ab09f387c002736efa7559d1460a03cec"`
[INFO] running `"docker" "rm" "-f" "88cfb3ddc23c71762b64fc720e78bd0ab09f387c002736efa7559d1460a03cec"`
[INFO] [stdout] 88cfb3ddc23c71762b64fc720e78bd0ab09f387c002736efa7559d1460a03cec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/intrusive-collections/0.8.1:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2411891f202bf63e76ec9959300b3ab71a448f2720049da3c78226f09b73f6f4
[INFO] running `"docker" "start" "-a" "2411891f202bf63e76ec9959300b3ab71a448f2720049da3c78226f09b73f6f4"`
[INFO] [stderr]    Compiling intrusive-collections v0.8.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the type `linked_list::tests::test_non_static::Obj<'a, T>` does not permit being left uninitialized
[INFO] [stderr]     --> src/adapter.rs:73:40
[INFO] [stderr]      |
[INFO] [stderr] 73   |         let val: $container = unsafe { $crate::__core::mem::uninitialized() };
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                        |
[INFO] [stderr]      |                                        this code causes undefined behavior when executed
[INFO] [stderr]      |                                        help: use `MaybeUninit<T>` instead
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/linked_list.rs:1349:9
[INFO] [stderr]      |
[INFO] [stderr] 1349 |         intrusive_adapter!(ObjAdapter<'a, T> = &'a Obj<'a, T>: Obj<'a, T> {link: Link} where T: 'a);
[INFO] [stderr]      |         -------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: References must be non-null (in this struct field)
[INFO] [stderr]     --> src/linked_list.rs:1347:13
[INFO] [stderr]      |
[INFO] [stderr] 1347 |             value: &'a T,
[INFO] [stderr]      |             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]     --> src/rbtree.rs:1456:43
[INFO] [stderr]      |
[INFO] [stderr] 1456 | pub enum Entry<'a, A: Adapter<Link = Link> + 'a> {
[INFO] [stderr]      |                                           ^^^^^ help: remove this bound
[INFO] [stderr]      |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]     --> src/lib.rs:275:9
[INFO] [stderr]      |
[INFO] [stderr] 275  | #![warn(rust_2018_idioms)]
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr] warning: the type `rbtree::tests::test_non_static::Obj<'a, T>` does not permit being left uninitialized
[INFO] [stderr]     --> src/adapter.rs:73:40
[INFO] [stderr]      |
[INFO] [stderr] 73   |         let val: $container = unsafe { $crate::__core::mem::uninitialized() };
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                        |
[INFO] [stderr]      |                                        this code causes undefined behavior when executed
[INFO] [stderr]      |                                        help: use `MaybeUninit<T>` instead
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/rbtree.rs:2349:9
[INFO] [stderr]      |
[INFO] [stderr] 2349 |         intrusive_adapter!(ObjAdapter<'a, T> = &'a Obj<'a, T>: Obj<'a, T> {link: Link} where T: 'a);
[INFO] [stderr]      |         -------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr] note: References must be non-null (in this struct field)
[INFO] [stderr]     --> src/rbtree.rs:2347:13
[INFO] [stderr]      |
[INFO] [stderr] 2347 |             value: &'a T,
[INFO] [stderr]      |             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the type `singly_linked_list::tests::test_non_static::Obj<'a, T>` does not permit being left uninitialized
[INFO] [stderr]     --> src/adapter.rs:73:40
[INFO] [stderr]      |
[INFO] [stderr] 73   |         let val: $container = unsafe { $crate::__core::mem::uninitialized() };
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                        |
[INFO] [stderr]      |                                        this code causes undefined behavior when executed
[INFO] [stderr]      |                                        help: use `MaybeUninit<T>` instead
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/singly_linked_list.rs:1073:9
[INFO] [stderr]      |
[INFO] [stderr] 1073 |         intrusive_adapter!(ObjAdapter<'a, T> = &'a Obj<'a, T>: Obj<'a, T> {link: Link} where T: 'a);
[INFO] [stderr]      |         -------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr] note: References must be non-null (in this struct field)
[INFO] [stderr]     --> src/singly_linked_list.rs:1071:13
[INFO] [stderr]      |
[INFO] [stderr] 1071 |             value: &'a T,
[INFO] [stderr]      |             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `"docker" "inspect" "2411891f202bf63e76ec9959300b3ab71a448f2720049da3c78226f09b73f6f4"`
[INFO] running `"docker" "rm" "-f" "2411891f202bf63e76ec9959300b3ab71a448f2720049da3c78226f09b73f6f4"`
[INFO] [stdout] 2411891f202bf63e76ec9959300b3ab71a448f2720049da3c78226f09b73f6f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/intrusive-collections/0.8.1:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9ed35359658c0499133ffdd6c5328b4db60abf47d32176b52ce0920207d35bab
[INFO] running `"docker" "start" "-a" "9ed35359658c0499133ffdd6c5328b4db60abf47d32176b52ce0920207d35bab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/intrusive_collections-7569a792e6b5ab5c
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test intrusive_pointer::tests::test_arc ... ok
[INFO] [stdout] test intrusive_pointer::tests::test_box ... ok
[INFO] [stdout] test linked_list::tests::test_link ... ok
[INFO] [stdout] test linked_list::tests::test_iter ... ok
[INFO] [stdout] test linked_list::tests::test_force_unlink ... ok
[INFO] [stdout] test intrusive_pointer::tests::test_rc_unsized ... ok
[INFO] [stdout] test intrusive_pointer::tests::test_arc_unsized ... ok
[INFO] [stdout] test intrusive_pointer::tests::test_rc ... ok
[INFO] [stdout] test intrusive_pointer::tests::test_box_unsized ... ok
[INFO] [stdout] test linked_list::tests::test_non_static ... ok
[INFO] [stdout] test linked_list::tests::test_cursor ... ok
[INFO] [stdout] test linked_list::tests::test_push_pop ... ok
[INFO] [stdout] test linked_list::tests::test_multi_list ... ok
[INFO] [stdout] test rbtree::tests::test_entry ... ok
[INFO] [stdout] test rbtree::tests::test_fast_clear ... ok
[INFO] [stdout] test rbtree::tests::test_cursor ... ok
[INFO] [stdout] test singly_linked_list::tests::test_fast_clear ... ok
[INFO] [stdout] test linked_list::tests::test_split_splice ... ok
[INFO] [stdout] test rbtree::tests::test_find ... ok
[INFO] [stdout] test rbtree::tests::test_non_static ... ok
[INFO] [stdout] test singly_linked_list::tests::test_cursor ... ok
[INFO] [stdout] test singly_linked_list::tests::test_link ... ok
[INFO] [stdout] test rbtree::tests::test_link ... ok
[INFO] [stdout] test singly_linked_list::tests::test_iter ... ok
[INFO] [stdout] test rbtree::tests::test_insert_remove ... ok
[INFO] [stdout] test singly_linked_list::tests::test_non_static ... ok
[INFO] [stdout] test singly_linked_list::tests::test_multi_list ... ok
[INFO] [stdout] test singly_linked_list::tests::test_split_splice ... ok
[INFO] [stdout] test rbtree::tests::test_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests intrusive-collections
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/adapter.rs - intrusive_adapter (line 143) ... ignored
[INFO] [stdout] test src/adapter.rs - intrusive_adapter (line 154) ... ignored
[INFO] [stdout] test src/adapter.rs - container_of (line 111) ... ok
[INFO] [stdout] test src/key_adapter.rs - key_adapter::KeyAdapter (line 19) ... ok
[INFO] [stdout] test src/lib.rs -  (line 152) ... ok
[INFO] [stdout] test src/adapter.rs - intrusive_adapter (line 173) ... ok
[INFO] [stdout] test src/lib.rs -  (line 93) ... ok
[INFO] [stdout] test src/lib.rs -  (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 190) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9ed35359658c0499133ffdd6c5328b4db60abf47d32176b52ce0920207d35bab"`
[INFO] running `"docker" "rm" "-f" "9ed35359658c0499133ffdd6c5328b4db60abf47d32176b52ce0920207d35bab"`
[INFO] [stdout] 9ed35359658c0499133ffdd6c5328b4db60abf47d32176b52ce0920207d35bab