[INFO] fetching crate runtime-loop 0.0.3...
[INFO] extracting crate runtime-loop 0.0.3 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/runtime-loop/0.0.3
[INFO] extracting crate runtime-loop 0.0.3 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/runtime-loop/0.0.3
[INFO] validating manifest of runtime-loop-0.0.3 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of runtime-loop-0.0.3 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing runtime-loop-0.0.3
[INFO] finished frobbing runtime-loop-0.0.3
[INFO] frobbed toml for runtime-loop-0.0.3 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/runtime-loop/0.0.3/Cargo.toml
[INFO] started frobbing runtime-loop-0.0.3
[INFO] finished frobbing runtime-loop-0.0.3
[INFO] frobbed toml for runtime-loop-0.0.3 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/runtime-loop/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking runtime-loop-0.0.3 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/runtime-loop/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 88d256af5ebe0f54c32fe0c2dd8d74d3764baa4c08eaf2b79c6d4a8a088adbc5
[INFO] running `"docker" "start" "-a" "88d256af5ebe0f54c32fe0c2dd8d74d3764baa4c08eaf2b79c6d4a8a088adbc5"`
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking runtime-loop v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |     lambda: Box<Fn(&T) + Send>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) + 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/lib.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn new(lambda: Box<Fn(&T) + Send>) -> Self { Signal{lambda} }
[INFO] [stderr]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:88:20
[INFO] [stderr]    |
[INFO] [stderr] 88 |     poll_func: Box<Fn(&T) -> T+Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T+Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:94:40
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn new(data: T, poll_func: Box<Fn(&T) -> T+Send>) -> Self { 
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T+Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:126:40
[INFO] [stderr]     |
[INFO] [stderr] 126 |     observers: HashMap<Uuid, Arc<Mutex<PollableTrait>>>,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn PollableTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:56
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn add_pollable(&mut self, pollable: Arc<Mutex<PollableTrait>>) { 
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn PollableTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:71:17
[INFO] [stderr]    |
[INFO] [stderr] 71 |     lambda: Box<Fn(&T) + Send>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) + 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/lib.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn new(lambda: Box<Fn(&T) + Send>) -> Self { Signal{lambda} }
[INFO] [stderr]    |                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:88:20
[INFO] [stderr]    |
[INFO] [stderr] 88 |     poll_func: Box<Fn(&T) -> T+Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T+Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:94:40
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn new(data: T, poll_func: Box<Fn(&T) -> T+Send>) -> Self { 
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T+Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:126:40
[INFO] [stderr]     |
[INFO] [stderr] 126 |     observers: HashMap<Uuid, Arc<Mutex<PollableTrait>>>,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn PollableTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:56
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn add_pollable(&mut self, pollable: Arc<Mutex<PollableTrait>>) { 
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn PollableTrait`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `"docker" "inspect" "88d256af5ebe0f54c32fe0c2dd8d74d3764baa4c08eaf2b79c6d4a8a088adbc5"`
[INFO] running `"docker" "rm" "-f" "88d256af5ebe0f54c32fe0c2dd8d74d3764baa4c08eaf2b79c6d4a8a088adbc5"`
[INFO] [stdout] 88d256af5ebe0f54c32fe0c2dd8d74d3764baa4c08eaf2b79c6d4a8a088adbc5