[INFO] crate timberwolf 0.3.2 is already in cache
[INFO] extracting crate timberwolf 0.3.2 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/timberwolf/0.3.2
[INFO] extracting crate timberwolf 0.3.2 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/timberwolf/0.3.2
[INFO] validating manifest of timberwolf-0.3.2 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of timberwolf-0.3.2 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing timberwolf-0.3.2
[INFO] finished frobbing timberwolf-0.3.2
[INFO] frobbed toml for timberwolf-0.3.2 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/timberwolf/0.3.2/Cargo.toml
[INFO] started frobbing timberwolf-0.3.2
[INFO] finished frobbing timberwolf-0.3.2
[INFO] frobbed toml for timberwolf-0.3.2 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/timberwolf/0.3.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking timberwolf-0.3.2 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/timberwolf/0.3.2:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9805b3c8644f4bbcb3186c6cc8f12ae5a0fbe7baa0fd57912b5fc1c8dbd9314b
[INFO] running `"docker" "start" "-a" "9805b3c8644f4bbcb3186c6cc8f12ae5a0fbe7baa0fd57912b5fc1c8dbd9314b"`
[INFO] [stderr]     Checking timberwolf v0.3.2 (/opt/crater/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 0.94s
[INFO] running `"docker" "inspect" "9805b3c8644f4bbcb3186c6cc8f12ae5a0fbe7baa0fd57912b5fc1c8dbd9314b"`
[INFO] running `"docker" "rm" "-f" "9805b3c8644f4bbcb3186c6cc8f12ae5a0fbe7baa0fd57912b5fc1c8dbd9314b"`
[INFO] [stdout] 9805b3c8644f4bbcb3186c6cc8f12ae5a0fbe7baa0fd57912b5fc1c8dbd9314b