[INFO] crate bacon_rajan_cc 0.3.0 is already in cache
[INFO] testing bacon_rajan_cc-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate bacon_rajan_cc 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bacon_rajan_cc 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bacon_rajan_cc 0.3.0
[INFO] finished tweaking crates.io crate bacon_rajan_cc 0.3.0
[INFO] tweaked toml for crates.io crate bacon_rajan_cc 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c436aaa93a468a6500c2471c2620b28e2d0222e750c7f4d7ba3f16954a24695d
[INFO] running `"docker" "start" "-a" "c436aaa93a468a6500c2471c2620b28e2d0222e750c7f4d7ba3f16954a24695d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bacon_rajan_cc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/trace.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&(CcBoxPtr + 'static)) + 'a`
[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/trace.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:16:49
[INFO] [stderr]    |
[INFO] [stderr] 16 | thread_local!(static ROOTS: RefCell<Vec<NonNull<CcBoxPtr>>> = RefCell::new(vec![]));
[INFO] [stderr]    |                                                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn add_root(box_ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:194:31
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn mark_gray(cc_box_ptr: &CcBoxPtr) {
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:215:28
[INFO] [stderr]     |
[INFO] [stderr] 215 |             let box_ptr : &CcBoxPtr = s.as_ref();
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:247:23
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn scan_black(s: &CcBoxPtr) {
[INFO] [stderr]     |                       ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:257:17
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn scan(s: &CcBoxPtr) {
[INFO] [stderr]     |                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:275:26
[INFO] [stderr]     |
[INFO] [stderr] 275 |             let p : &mut CcBoxPtr = unsafe { s.as_mut() };
[INFO] [stderr]     |                          ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:27
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:72
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                                                                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:307:24
[INFO] [stderr]     |
[INFO] [stderr] 307 |             let ptr : &CcBoxPtr = unsafe { s.as_ref() };
[INFO] [stderr]     |                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cc_box_ptr.rs:59:35
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub unsafe fn free(mut s: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:315:27
[INFO] [stderr]     |
[INFO] [stderr] 315 |         let ptr : NonNull<CcBoxPtr> = self._ptr;
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:863:35
[INFO] [stderr]     |
[INFO] [stderr] 863 | unsafe fn deallocate(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:867:35
[INFO] [stderr]     |
[INFO] [stderr] 867 | unsafe fn drop_value(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "c436aaa93a468a6500c2471c2620b28e2d0222e750c7f4d7ba3f16954a24695d"`
[INFO] running `"docker" "rm" "-f" "c436aaa93a468a6500c2471c2620b28e2d0222e750c7f4d7ba3f16954a24695d"`
[INFO] [stdout] c436aaa93a468a6500c2471c2620b28e2d0222e750c7f4d7ba3f16954a24695d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2a66d2be9b5b513b2de933a8d7e5f26e134ba626d0f5751044170e7223aa17c0
[INFO] running `"docker" "start" "-a" "2a66d2be9b5b513b2de933a8d7e5f26e134ba626d0f5751044170e7223aa17c0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bacon_rajan_cc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/trace.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&(CcBoxPtr + 'static)) + 'a`
[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/trace.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:16:49
[INFO] [stderr]    |
[INFO] [stderr] 16 | thread_local!(static ROOTS: RefCell<Vec<NonNull<CcBoxPtr>>> = RefCell::new(vec![]));
[INFO] [stderr]    |                                                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn add_root(box_ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:194:31
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn mark_gray(cc_box_ptr: &CcBoxPtr) {
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:215:28
[INFO] [stderr]     |
[INFO] [stderr] 215 |             let box_ptr : &CcBoxPtr = s.as_ref();
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:247:23
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn scan_black(s: &CcBoxPtr) {
[INFO] [stderr]     |                       ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:257:17
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn scan(s: &CcBoxPtr) {
[INFO] [stderr]     |                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:275:26
[INFO] [stderr]     |
[INFO] [stderr] 275 |             let p : &mut CcBoxPtr = unsafe { s.as_mut() };
[INFO] [stderr]     |                          ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:27
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:72
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                                                                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:307:24
[INFO] [stderr]     |
[INFO] [stderr] 307 |             let ptr : &CcBoxPtr = unsafe { s.as_ref() };
[INFO] [stderr]     |                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cc_box_ptr.rs:59:35
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub unsafe fn free(mut s: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:315:27
[INFO] [stderr]     |
[INFO] [stderr] 315 |         let ptr : NonNull<CcBoxPtr> = self._ptr;
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:863:35
[INFO] [stderr]     |
[INFO] [stderr] 863 | unsafe fn deallocate(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:867:35
[INFO] [stderr]     |
[INFO] [stderr] 867 | unsafe fn drop_value(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/trace.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&(CcBoxPtr + 'static)) + 'a`
[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/trace.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:16:49
[INFO] [stderr]    |
[INFO] [stderr] 16 | thread_local!(static ROOTS: RefCell<Vec<NonNull<CcBoxPtr>>> = RefCell::new(vec![]));
[INFO] [stderr]    |                                                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn add_root(box_ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:194:31
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn mark_gray(cc_box_ptr: &CcBoxPtr) {
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:215:28
[INFO] [stderr]     |
[INFO] [stderr] 215 |             let box_ptr : &CcBoxPtr = s.as_ref();
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:247:23
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn scan_black(s: &CcBoxPtr) {
[INFO] [stderr]     |                       ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:257:17
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn scan(s: &CcBoxPtr) {
[INFO] [stderr]     |                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:275:26
[INFO] [stderr]     |
[INFO] [stderr] 275 |             let p : &mut CcBoxPtr = unsafe { s.as_mut() };
[INFO] [stderr]     |                          ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:27
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:72
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                                                                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:307:24
[INFO] [stderr]     |
[INFO] [stderr] 307 |             let ptr : &CcBoxPtr = unsafe { s.as_ref() };
[INFO] [stderr]     |                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cc_box_ptr.rs:59:35
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub unsafe fn free(mut s: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:315:27
[INFO] [stderr]     |
[INFO] [stderr] 315 |         let ptr : NonNull<CcBoxPtr> = self._ptr;
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:863:35
[INFO] [stderr]     |
[INFO] [stderr] 863 | unsafe fn deallocate(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:867:35
[INFO] [stderr]     |
[INFO] [stderr] 867 | unsafe fn drop_value(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "2a66d2be9b5b513b2de933a8d7e5f26e134ba626d0f5751044170e7223aa17c0"`
[INFO] running `"docker" "rm" "-f" "2a66d2be9b5b513b2de933a8d7e5f26e134ba626d0f5751044170e7223aa17c0"`
[INFO] [stdout] 2a66d2be9b5b513b2de933a8d7e5f26e134ba626d0f5751044170e7223aa17c0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 547f2bfe29eea41d1ebac40ac4cf2bf676acc527bd561d73227f9a756667e9c3
[INFO] running `"docker" "start" "-a" "547f2bfe29eea41d1ebac40ac4cf2bf676acc527bd561d73227f9a756667e9c3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/trace.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&(CcBoxPtr + 'static)) + 'a`
[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/trace.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:16:49
[INFO] [stderr]    |
[INFO] [stderr] 16 | thread_local!(static ROOTS: RefCell<Vec<NonNull<CcBoxPtr>>> = RefCell::new(vec![]));
[INFO] [stderr]    |                                                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn add_root(box_ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:194:31
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn mark_gray(cc_box_ptr: &CcBoxPtr) {
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:215:28
[INFO] [stderr]     |
[INFO] [stderr] 215 |             let box_ptr : &CcBoxPtr = s.as_ref();
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:247:23
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn scan_black(s: &CcBoxPtr) {
[INFO] [stderr]     |                       ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:257:17
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn scan(s: &CcBoxPtr) {
[INFO] [stderr]     |                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:275:26
[INFO] [stderr]     |
[INFO] [stderr] 275 |             let p : &mut CcBoxPtr = unsafe { s.as_mut() };
[INFO] [stderr]     |                          ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:27
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:72
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                                                                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:307:24
[INFO] [stderr]     |
[INFO] [stderr] 307 |             let ptr : &CcBoxPtr = unsafe { s.as_ref() };
[INFO] [stderr]     |                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cc_box_ptr.rs:59:35
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub unsafe fn free(mut s: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:315:27
[INFO] [stderr]     |
[INFO] [stderr] 315 |         let ptr : NonNull<CcBoxPtr> = self._ptr;
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:863:35
[INFO] [stderr]     |
[INFO] [stderr] 863 | unsafe fn deallocate(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:867:35
[INFO] [stderr]     |
[INFO] [stderr] 867 | unsafe fn drop_value(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/trace.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&(CcBoxPtr + 'static)) + 'a`
[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/trace.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Tracer<'a> = FnMut(&(CcBoxPtr + 'static)) + 'a;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:16:49
[INFO] [stderr]    |
[INFO] [stderr] 16 | thread_local!(static ROOTS: RefCell<Vec<NonNull<CcBoxPtr>>> = RefCell::new(vec![]));
[INFO] [stderr]    |                                                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collect.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn add_root(box_ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:194:31
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn mark_gray(cc_box_ptr: &CcBoxPtr) {
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:215:28
[INFO] [stderr]     |
[INFO] [stderr] 215 |             let box_ptr : &CcBoxPtr = s.as_ref();
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:247:23
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn scan_black(s: &CcBoxPtr) {
[INFO] [stderr]     |                       ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:257:17
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn scan(s: &CcBoxPtr) {
[INFO] [stderr]     |                 ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:275:26
[INFO] [stderr]     |
[INFO] [stderr] 275 |             let p : &mut CcBoxPtr = unsafe { s.as_mut() };
[INFO] [stderr]     |                          ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:27
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:293:72
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn collect_white(s: &(CcBoxPtr + 'static), white: &mut Vec<NonNull<CcBoxPtr>>) {
[INFO] [stderr]     |                                                                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collect.rs:307:24
[INFO] [stderr]     |
[INFO] [stderr] 307 |             let ptr : &CcBoxPtr = unsafe { s.as_ref() };
[INFO] [stderr]     |                        ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cc_box_ptr.rs:59:35
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub unsafe fn free(mut s: NonNull<CcBoxPtr>) {
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:315:27
[INFO] [stderr]     |
[INFO] [stderr] 315 |         let ptr : NonNull<CcBoxPtr> = self._ptr;
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:863:35
[INFO] [stderr]     |
[INFO] [stderr] 863 | unsafe fn deallocate(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:867:35
[INFO] [stderr]     |
[INFO] [stderr] 867 | unsafe fn drop_value(ptr: NonNull<CcBoxPtr>) {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn CcBoxPtr`
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bacon_rajan_cc-7e8c19594ba5a862
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::list_cycle ... ok
[INFO] [stdout] test tests::test_map ... ok
[INFO] [stdout] test tests::test_show ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stdout] test tests::test_strong_count ... ok
[INFO] [stdout] test tests::test_live ... ok
[INFO] [stdout] test tests::test_weak_count ... ok
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] test tests::try_unwrap ... ok
[INFO] [stdout] test tests::test_dead ... ok
[INFO] [stdout] test tests::test_destructor ... ok
[INFO] [stdout] test tests::test_cowrc_clone_weak ... ok
[INFO] [stdout] test tests::weak_self_cyclic ... ok
[INFO] [stdout] test tests::test_cowrc_clone_unique2 ... ok
[INFO] [stdout] test tests::test_cowrc_clone_make_unique ... ok
[INFO] [stdout] test tests::is_unique ... ok
[INFO] [stdout] test tests::get_mut ... ok
[INFO] [stdout] test tests::test_simple_clone ... ok
[INFO] [stderr]    Doc-tests bacon_rajan_cc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/lib.rs - Cc<T>::eq (line 542) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::downgrade (line 275) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::get_mut (line 382) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::drop (line 465) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::clone (line 505) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::is_unique (line 326) ... ok
[INFO] [stdout] test src/lib.rs -  (line 33) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::cmp (line 662) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::gt (line 628) ... ok
[INFO] [stdout] test src/collect.rs - collect::number_of_roots_buffered (line 38) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::default (line 524) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::ge (line 644) ... ok
[INFO] [stdout] test src/collect.rs - collect::collect_cycles (line 112) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::le (line 612) ... ok
[INFO] [stdout] test src/lib.rs -  (line 97) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::new (line 246) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::partial_cmp (line 578) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::lt (line 596) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::make_unique (line 419) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::ne (line 558) ... ok
[INFO] [stdout] test src/lib.rs - Cc<T>::try_unwrap (line 348) ... ok
[INFO] [stdout] test src/lib.rs - Weak<T>::upgrade (line 721) ... ok
[INFO] [stdout] test src/lib.rs - Weak<T>::drop (line 747) ... ok
[INFO] [stdout] test src/lib.rs - Weak<T>::clone (line 788) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "547f2bfe29eea41d1ebac40ac4cf2bf676acc527bd561d73227f9a756667e9c3"`
[INFO] running `"docker" "rm" "-f" "547f2bfe29eea41d1ebac40ac4cf2bf676acc527bd561d73227f9a756667e9c3"`
[INFO] [stdout] 547f2bfe29eea41d1ebac40ac4cf2bf676acc527bd561d73227f9a756667e9c3