[INFO] fetching crate timberwolf 0.3.2...
[INFO] checking timberwolf-0.3.2 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate timberwolf 0.3.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate timberwolf 0.3.2 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate timberwolf 0.3.2
[INFO] finished tweaking crates.io crate timberwolf 0.3.2
[INFO] tweaked toml for crates.io crate timberwolf 0.3.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] e9c1cfbf89e2108b7ea6697fe6c56af709fa1127c998cd0cb602e3e2a9c286c5
[INFO] running `"docker" "start" "-a" "e9c1cfbf89e2108b7ea6697fe6c56af709fa1127c998cd0cb602e3e2a9c286c5"`
[INFO] [stderr]     Checking timberwolf v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:62:37
[INFO] [stderr]    |
[INFO] [stderr] 62 |     contexts: RwLock<Vec<RwLock<Box<Context + Send + Sync>>>>
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[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/context/mod.rs:74:50
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn push_context (&self, mut context: Box<Context + Send + Sync>) {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:83:46
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn pop_context (&self) -> Option<Box<Context + Send + Sync>> {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context/mod.rs:102:96
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn swap_context <T: 'static + Context + Send + Sync> (&self, context: T) -> Option<Box<Context + Send + Sync>> {
[INFO] [stderr]     |                                                                                                ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/log/mod.rs:18:38
[INFO] [stderr]    |
[INFO] [stderr] 18 |     receivers: RwLock<Vec<RwLock<Box<Receiver + Send + Sync>>>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Receiver + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/log/mod.rs:30:47
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn add_receiver (&self, receiver: Box<Receiver + Send + Sync>) {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Receiver + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:56
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn push_story_context (&mut self, context: Box<Context + Send + Sync>) {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:55
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn add_log_receiver (&mut self, receiver: Box<Receiver + Send + Sync>) {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Receiver + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:62:37
[INFO] [stderr]    |
[INFO] [stderr] 62 |     contexts: RwLock<Vec<RwLock<Box<Context + Send + Sync>>>>
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[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/context/mod.rs:74:50
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn push_context (&self, mut context: Box<Context + Send + Sync>) {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/context/mod.rs:83:46
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn pop_context (&self) -> Option<Box<Context + Send + Sync>> {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/context/mod.rs:102:96
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn swap_context <T: 'static + Context + Send + Sync> (&self, context: T) -> Option<Box<Context + Send + Sync>> {
[INFO] [stderr]     |                                                                                                ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/log/mod.rs:18:38
[INFO] [stderr]    |
[INFO] [stderr] 18 |     receivers: RwLock<Vec<RwLock<Box<Receiver + Send + Sync>>>>,
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Receiver + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/log/mod.rs:30:47
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn add_receiver (&self, receiver: Box<Receiver + Send + Sync>) {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Receiver + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:56
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn push_story_context (&mut self, context: Box<Context + Send + Sync>) {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Context + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:55
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn add_log_receiver (&mut self, receiver: Box<Receiver + Send + Sync>) {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Receiver + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "e9c1cfbf89e2108b7ea6697fe6c56af709fa1127c998cd0cb602e3e2a9c286c5"`
[INFO] running `"docker" "rm" "-f" "e9c1cfbf89e2108b7ea6697fe6c56af709fa1127c998cd0cb602e3e2a9c286c5"`
[INFO] [stdout] e9c1cfbf89e2108b7ea6697fe6c56af709fa1127c998cd0cb602e3e2a9c286c5