[INFO] fetching crate scoped-gc 0.1.3...
[INFO] extracting crate scoped-gc 0.1.3 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/scoped-gc/0.1.3
[INFO] extracting crate scoped-gc 0.1.3 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/scoped-gc/0.1.3
[INFO] validating manifest of scoped-gc-0.1.3 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 scoped-gc-0.1.3 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 scoped-gc-0.1.3
[INFO] finished frobbing scoped-gc-0.1.3
[INFO] frobbed toml for scoped-gc-0.1.3 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/scoped-gc/0.1.3/Cargo.toml
[INFO] started frobbing scoped-gc-0.1.3
[INFO] finished frobbing scoped-gc-0.1.3
[INFO] frobbed toml for scoped-gc-0.1.3 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/scoped-gc/0.1.3/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] 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] testing scoped-gc-0.1.3 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/scoped-gc/0.1.3:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 8233c0df65e2c0b8997511e53e2ea7440443a76b6e0ccd254fcc676adb73b7ed
[INFO] running `"docker" "start" "-a" "8233c0df65e2c0b8997511e53e2ea7440443a76b6e0ccd254fcc676adb73b7ed"`
[INFO] [stderr]    Compiling scoped-gc v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/gc_box.rs:21:46
[INFO] [stderr]    |
[INFO] [stderr] 21 |   pub(crate) next: Option<NonNull<GcBox<'gc, Trace>>>,
[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_scope.rs:42:47
[INFO] [stderr]    |
[INFO] [stderr] 42 |   pub(crate) boxes: Option<NonNull<GcBox<'gc, Trace>>>,
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Trace`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/gc_scope.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let gc_box: &GcBox<Trace> = unsafe { gc_box_ptr.as_ref() };
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Trace`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/gc_scope.rs:82:38
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut unmarked: Vec<*mut GcBox<Trace>> = Vec::new();
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Trace`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "8233c0df65e2c0b8997511e53e2ea7440443a76b6e0ccd254fcc676adb73b7ed"`
[INFO] running `"docker" "rm" "-f" "8233c0df65e2c0b8997511e53e2ea7440443a76b6e0ccd254fcc676adb73b7ed"`
[INFO] [stdout] 8233c0df65e2c0b8997511e53e2ea7440443a76b6e0ccd254fcc676adb73b7ed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/scoped-gc/0.1.3:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] b5064851bca6a35e5c863ebdd34b8a0172fe64b63527022b37c9a7e345422b8a
[INFO] running `"docker" "start" "-a" "b5064851bca6a35e5c863ebdd34b8a0172fe64b63527022b37c9a7e345422b8a"`
[INFO] [stderr]    Compiling scoped-gc v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/gc_box.rs:21:46
[INFO] [stderr]    |
[INFO] [stderr] 21 |   pub(crate) next: Option<NonNull<GcBox<'gc, Trace>>>,
[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_scope.rs:42:47
[INFO] [stderr]    |
[INFO] [stderr] 42 |   pub(crate) boxes: Option<NonNull<GcBox<'gc, Trace>>>,
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Trace`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/gc_scope.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let gc_box: &GcBox<Trace> = unsafe { gc_box_ptr.as_ref() };
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Trace`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/gc_scope.rs:82:38
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut unmarked: Vec<*mut GcBox<Trace>> = Vec::new();
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Trace`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "b5064851bca6a35e5c863ebdd34b8a0172fe64b63527022b37c9a7e345422b8a"`
[INFO] running `"docker" "rm" "-f" "b5064851bca6a35e5c863ebdd34b8a0172fe64b63527022b37c9a7e345422b8a"`
[INFO] [stdout] b5064851bca6a35e5c863ebdd34b8a0172fe64b63527022b37c9a7e345422b8a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/scoped-gc/0.1.3:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 5480e10bc486eadd533cb16ec5bd6a01b73877053bac4625ca5088d3b6fd57c5
[INFO] running `"docker" "start" "-a" "5480e10bc486eadd533cb16ec5bd6a01b73877053bac4625ca5088d3b6fd57c5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/scoped_gc-d2752ec1fa90b0d6
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::test_non_regression_pr3 ... ok
[INFO] [stdout] test test::test_gc_tree ... ok
[INFO] [stdout] test test::test_gc_simple ... ok
[INFO] [stdout] test test::test_gc ... ok
[INFO] [stdout] test test::test_gc_ref ... ok
[INFO] [stdout] test test::test_gc_circular ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scoped_gc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - gc (line 28) ... ok
[INFO] [stdout] test src/lib.rs - gc (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5480e10bc486eadd533cb16ec5bd6a01b73877053bac4625ca5088d3b6fd57c5"`
[INFO] running `"docker" "rm" "-f" "5480e10bc486eadd533cb16ec5bd6a01b73877053bac4625ca5088d3b6fd57c5"`
[INFO] [stdout] 5480e10bc486eadd533cb16ec5bd6a01b73877053bac4625ca5088d3b6fd57c5