[INFO] crate dynstack 0.3.0 is already in cache
[INFO] checking dynstack-0.3.0 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate dynstack 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dynstack 0.3.0 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dynstack 0.3.0
[INFO] finished tweaking crates.io crate dynstack 0.3.0
[INFO] tweaked toml for crates.io crate dynstack 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d47b166f1ed359ecbebd7ef43590d0f90e9639d4fc37ad27c3cc3b18a7e43a3a
[INFO] running `"docker" "start" "-a" "d47b166f1ed359ecbebd7ef43590d0f90e9639d4fc37ad27c3cc3b18a7e43a3a"`
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking dynstack v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking criterion-stats v0.1.3
[INFO] [stderr]     Checking criterion-plot v0.1.3
[INFO] [stderr]     Checking criterion v0.1.2
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:368:32
[INFO] [stderr]     |
[INFO] [stderr] 368 |     let mut stack = DynStack::<Debug>::new();
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Debug`
[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/lib.rs:408:32
[INFO] [stderr]     |
[INFO] [stderr] 408 |     let mut stack = DynStack::<Fn() -> usize>::new();
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:439:36
[INFO] [stderr]     |
[INFO] [stderr] 439 |         let mut stack = DynStack::<Any>::new();
[INFO] [stderr]     |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:496:34
[INFO] [stderr]     |
[INFO] [stderr] 496 |     let assert_aligned = |item: &Aligned| {
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Aligned`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:497:39
[INFO] [stderr]     |
[INFO] [stderr] 497 |         let thin_ptr = item as *const Aligned as *const () as usize;
[INFO] [stderr]     |                                       ^^^^^^^ help: use `dyn`: `dyn Aligned`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:503:32
[INFO] [stderr]     |
[INFO] [stderr] 503 |     let mut stack = DynStack::<Aligned>::new();
[INFO] [stderr]     |                                ^^^^^^^ help: use `dyn`: `dyn Aligned`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut vec = Vec::<Box<Display>>::new();
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Display`
[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]   --> benches/comparisons.rs:23:32
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut stack = DynStack::<Display>::new();
[INFO] [stderr]    |                                ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut stack = Vec::<Box<Fn() -> usize>>::new();
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:35:48
[INFO] [stderr]    |
[INFO] [stderr] 35 |         fn pseudorecursive(stack: &mut Vec<Box<Fn() -> usize>>, n: usize) {
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut stack = DynStack::<Fn() -> usize>::new();
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:52:49
[INFO] [stderr]    |
[INFO] [stderr] 52 |         fn pseudorecursive(stack: &mut DynStack<Fn() -> usize>, n: usize) {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:68:28
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let mut state: Box<Fn() -> usize> = Box::new(|| 0);
[INFO] [stderr]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:69:44
[INFO] [stderr]    |
[INFO] [stderr] 69 |         fn pseudorecursive(state: &mut Box<Fn() -> usize>, n: usize) {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:83:36
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut stack = DynStack::<Fn() -> usize>::new();
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/comparisons.rs:84:49
[INFO] [stderr]    |
[INFO] [stderr] 84 |         fn pseudorecursive(stack: &mut DynStack<Fn() -> usize>, n: usize) {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> usize`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `"docker" "inspect" "d47b166f1ed359ecbebd7ef43590d0f90e9639d4fc37ad27c3cc3b18a7e43a3a"`
[INFO] running `"docker" "rm" "-f" "d47b166f1ed359ecbebd7ef43590d0f90e9639d4fc37ad27c3cc3b18a7e43a3a"`
[INFO] [stdout] d47b166f1ed359ecbebd7ef43590d0f90e9639d4fc37ad27c3cc3b18a7e43a3a