[INFO] crate fibers 0.1.12 is already in cache
[INFO] checking fibers-0.1.12 against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] extracting crate fibers 0.1.12 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fibers 0.1.12 on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fibers 0.1.12
[INFO] finished tweaking crates.io crate fibers 0.1.12
[INFO] tweaked toml for crates.io crate fibers 0.1.12 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] 4ef175d34a2cf46da2c76f53352219d8e073b6d4bed62f024e6400a672bb0f90
[INFO] running `"docker" "start" "-a" "4ef175d34a2cf46da2c76f53352219d8e073b6d4bed62f024e6400a672bb0f90"`
[INFO] [stderr]     Checking splay_tree v0.2.10
[INFO] [stderr]     Checking nbchan v0.1.3
[INFO] [stderr]     Checking handy_async v0.2.13
[INFO] [stderr]     Checking fibers v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/executor/in_place.rs:76:38
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[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/executor/in_place.rs:87:38
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/executor/thread_pool.rs:127:38
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/executor/thread_pool.rs:138:38
[INFO] [stderr]     |
[INFO] [stderr] 138 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/schedule.rs:210:38
[INFO] [stderr]     |
[INFO] [stderr] 210 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fiber/mod.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:127:18
[INFO] [stderr]     |
[INFO] [stderr] 127 | type BoxFn = Box<Fn(Box<Future<Item = (), Error = ()> + Send>) + Send + 'static>;
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Future<Item = (), Error = ()> + Send>) + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:127:25
[INFO] [stderr]     |
[INFO] [stderr] 127 | type BoxFn = Box<Fn(Box<Future<Item = (), Error = ()> + Send>) + Send + 'static>;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:132:38
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:226:35
[INFO] [stderr]     |
[INFO] [stderr] 226 | pub(crate) type FiberFuture = Box<Future<Item = (), Error = ()> + Send>;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io/poll/poller.rs:385:23
[INFO] [stderr]     |
[INFO] [stderr] 385 | struct BoxEvented(Box<mio::Evented + Send + 'static>);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn mio::Evented + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io/poll/poller.rs:392:28
[INFO] [stderr]     |
[INFO] [stderr] 392 | struct RegisterReplyFn(Box<FnMut(mio::Token) + Send + 'static>);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(mio::Token) + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sync/oneshot.rs:339:32
[INFO] [stderr]     |
[INFO] [stderr] 339 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/fiber/schedule.rs:14:53
[INFO] [stderr]    |
[INFO] [stderr] 14 | static mut NEXT_SCHEDULER_ID: atomic::AtomicUsize = atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/fibonacci.rs:29:53
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn fibonacci<H: Spawn>(n: usize, handle: &H) -> Box<Future<Item = usize, Error = ()> + Send> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = usize, Error = ()> + Send`
[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/executor/in_place.rs:76:38
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[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/executor/in_place.rs:87:38
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/executor/thread_pool.rs:127:38
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/executor/thread_pool.rs:138:38
[INFO] [stderr]     |
[INFO] [stderr] 138 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/schedule.rs:210:38
[INFO] [stderr]     |
[INFO] [stderr] 210 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fiber/mod.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:127:18
[INFO] [stderr]     |
[INFO] [stderr] 127 | type BoxFn = Box<Fn(Box<Future<Item = (), Error = ()> + Send>) + Send + 'static>;
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<Future<Item = (), Error = ()> + Send>) + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:127:25
[INFO] [stderr]     |
[INFO] [stderr] 127 | type BoxFn = Box<Fn(Box<Future<Item = (), Error = ()> + Send>) + Send + 'static>;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:132:38
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn spawn_boxed(&self, fiber: Box<Future<Item = (), Error = ()> + Send>) {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fiber/mod.rs:226:35
[INFO] [stderr]     |
[INFO] [stderr] 226 | pub(crate) type FiberFuture = Box<Future<Item = (), Error = ()> + Send>;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io/poll/poller.rs:385:23
[INFO] [stderr]     |
[INFO] [stderr] 385 | struct BoxEvented(Box<mio::Evented + Send + 'static>);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn mio::Evented + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io/poll/poller.rs:392:28
[INFO] [stderr]     |
[INFO] [stderr] 392 | struct RegisterReplyFn(Box<FnMut(mio::Token) + Send + 'static>);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(mio::Token) + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sync/oneshot.rs:339:32
[INFO] [stderr]     |
[INFO] [stderr] 339 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/fiber/schedule.rs:14:53
[INFO] [stderr]    |
[INFO] [stderr] 14 | static mut NEXT_SCHEDULER_ID: atomic::AtomicUsize = atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.21s
[INFO] running `"docker" "inspect" "4ef175d34a2cf46da2c76f53352219d8e073b6d4bed62f024e6400a672bb0f90"`
[INFO] running `"docker" "rm" "-f" "4ef175d34a2cf46da2c76f53352219d8e073b6d4bed62f024e6400a672bb0f90"`
[INFO] [stdout] 4ef175d34a2cf46da2c76f53352219d8e073b6d4bed62f024e6400a672bb0f90