[INFO] fetching crate corona 0.4.3...
[INFO] testing corona-0.4.3 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate corona 0.4.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate corona 0.4.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate corona 0.4.3
[INFO] tweaked toml for crates.io crate corona 0.4.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate corona 0.4.3 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate corona 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d14cd3bcbd3024434a306ced0d0b172756eeea5f3bb1d9061fb9ca3d3a1ee742
[INFO] running `Command { std: "docker" "start" "-a" "d14cd3bcbd3024434a306ced0d0b172756eeea5f3bb1d9061fb9ca3d3a1ee742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d14cd3bcbd3024434a306ced0d0b172756eeea5f3bb1d9061fb9ca3d3a1ee742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14cd3bcbd3024434a306ced0d0b172756eeea5f3bb1d9061fb9ca3d3a1ee742", kill_on_drop: false }`
[INFO] [stdout] d14cd3bcbd3024434a306ced0d0b172756eeea5f3bb1d9061fb9ca3d3a1ee742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 921dac256ddc2a5c820ae3f5c655a0544cca2027eb33f666777a4c9a866196b1
[INFO] running `Command { std: "docker" "start" "-a" "921dac256ddc2a5c820ae3f5c655a0544cca2027eb33f666777a4c9a866196b1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-timer v0.2.8
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling context v2.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling corona v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/switch.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Context`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/switch.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut dyn FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<dyn BoxableTask>;
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<Any + Send>,
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<dyn Any + Send>,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stdout]     |                           ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<dyn Any + Send>>,
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:20:55
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>);
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>)
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>),
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:229:18
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn extractor(&mut self) -> StreamExtractor<Self>;
[INFO] [stdout]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn extractor(&mut self) -> StreamExtractor<'_, Self>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:288:18
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn extractor(&mut self) -> StreamExtractor<Self> {
[INFO] [stdout]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn extractor(&mut self) -> StreamExtractor<'_, Self> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:385:23
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<Self::SinkItem, Self, I::IntoIter>
[INFO] [stdout]     |                       ^^^^^^^^^              --------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<'_, Self::SinkItem, Self, I::IntoIter>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<Self::SinkItem, Self, Src::IntoIter>
[INFO] [stdout]     |                         ^^^^^^^^^                ----------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<'_, Self::SinkItem, Self, Src::IntoIter>
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.96s
[INFO] running `Command { std: "docker" "inspect" "921dac256ddc2a5c820ae3f5c655a0544cca2027eb33f666777a4c9a866196b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "921dac256ddc2a5c820ae3f5c655a0544cca2027eb33f666777a4c9a866196b1", kill_on_drop: false }`
[INFO] [stdout] 921dac256ddc2a5c820ae3f5c655a0544cca2027eb33f666777a4c9a866196b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8fcd96e59213865cfb52ed7d2d20f4e7484e9bb02e3f0527546299b396f812a
[INFO] running `Command { std: "docker" "start" "-a" "f8fcd96e59213865cfb52ed7d2d20f4e7484e9bb02e3f0527546299b396f812a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling corona v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/switch.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Context`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/switch.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut dyn FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<dyn BoxableTask>;
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<Any + Send>,
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<dyn Any + Send>,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stdout]     |                           ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<dyn Any + Send>>,
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:20:55
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>);
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>)
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>),
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:229:18
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn extractor(&mut self) -> StreamExtractor<Self>;
[INFO] [stdout]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn extractor(&mut self) -> StreamExtractor<'_, Self>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:288:18
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn extractor(&mut self) -> StreamExtractor<Self> {
[INFO] [stdout]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn extractor(&mut self) -> StreamExtractor<'_, Self> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:385:23
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<Self::SinkItem, Self, I::IntoIter>
[INFO] [stdout]     |                       ^^^^^^^^^              --------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<'_, Self::SinkItem, Self, I::IntoIter>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<Self::SinkItem, Self, Src::IntoIter>
[INFO] [stdout]     |                         ^^^^^^^^^                ----------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<'_, Self::SinkItem, Self, Src::IntoIter>
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling version-sync v0.5.0
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/switch.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Context`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/switch.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut dyn FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<dyn BoxableTask>;
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<Any + Send>,
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<dyn Any + Send>,
[INFO] [stdout]     |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stdout]     |                           ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<dyn Any + Send>>,
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:20:55
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>);
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>)
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> test/early_cleanup.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn no_stream() -> Box<Stream<Item = (), Error = ()>> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn no_stream() -> Box<dyn Stream<Item = (), Error = ()>> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>),
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:229:18
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn extractor(&mut self) -> StreamExtractor<Self>;
[INFO] [stdout]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn extractor(&mut self) -> StreamExtractor<'_, Self>;
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:288:18
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn extractor(&mut self) -> StreamExtractor<Self> {
[INFO] [stdout]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn extractor(&mut self) -> StreamExtractor<'_, Self> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:385:23
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<Self::SinkItem, Self, I::IntoIter>
[INFO] [stdout]     |                       ^^^^^^^^^              --------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<'_, Self::SinkItem, Self, I::IntoIter>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/prelude.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<Self::SinkItem, Self, Src::IntoIter>
[INFO] [stdout]     |                         ^^^^^^^^^                ----------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<'_, Self::SinkItem, Self, Src::IntoIter>
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 52.56s
[INFO] running `Command { std: "docker" "inspect" "f8fcd96e59213865cfb52ed7d2d20f4e7484e9bb02e3f0527546299b396f812a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8fcd96e59213865cfb52ed7d2d20f4e7484e9bb02e3f0527546299b396f812a", kill_on_drop: false }`
[INFO] [stdout] f8fcd96e59213865cfb52ed7d2d20f4e7484e9bb02e3f0527546299b396f812a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8380a3b85a6618a3ee098a58e8bc08633f7583e5b8c74e8c7a6f40a6c250af94
[INFO] running `Command { std: "docker" "start" "-a" "8380a3b85a6618a3ee098a58e8bc08633f7583e5b8c74e8c7a6f40a6c250af94", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/switch.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stderr]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Context`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/switch.rs:19:36
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/coroutine.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stderr]    |                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Panicked(Box<dyn Any + Send + 'static>),
[INFO] [stderr]    |                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) poll: *mut dyn FnMut() -> Poll<(), ()>,
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stderr]    |                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 36 | type BoxedTask = Box<dyn BoxableTask>;
[INFO] [stderr]    |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:158:20
[INFO] [stderr]     |
[INFO] [stderr] 158 |         panic: Box<Any + Send>,
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 158 |         panic: Box<dyn Any + Send>,
[INFO] [stderr]     |                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stderr]     |                           ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 172 |         panic: Option<Box<dyn Any + Send>>,
[INFO] [stderr]     |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:20:55
[INFO] [stderr]    |
[INFO] [stderr] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stderr]    |                                                       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>);
[INFO] [stderr]    |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stderr]    |                                                       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>)
[INFO] [stderr]    |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:26:55
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stderr]    |                                                       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<dyn Any + Send>>),
[INFO] [stderr]    |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/prelude.rs:229:18
[INFO] [stderr]     |
[INFO] [stderr] 229 |     fn extractor(&mut self) -> StreamExtractor<Self>;
[INFO] [stderr]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 229 |     fn extractor(&mut self) -> StreamExtractor<'_, Self>;
[INFO] [stderr]     |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/prelude.rs:288:18
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn extractor(&mut self) -> StreamExtractor<Self> {
[INFO] [stderr]     |                  ^^^^^^^^^     --------------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 288 |     fn extractor(&mut self) -> StreamExtractor<'_, Self> {
[INFO] [stderr]     |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/prelude.rs:385:23
[INFO] [stderr]     |
[INFO] [stderr] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<Self::SinkItem, Self, I::IntoIter>
[INFO] [stderr]     |                       ^^^^^^^^^              --------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 385 |     fn coro_sender<I>(&mut self, iter: I) -> SinkSender<'_, Self::SinkItem, Self, I::IntoIter>
[INFO] [stderr]     |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/prelude.rs:391:25
[INFO] [stderr]     |
[INFO] [stderr] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<Self::SinkItem, Self, Src::IntoIter>
[INFO] [stderr]     |                         ^^^^^^^^^                ----------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 391 |     fn coro_sender<Src>(&mut self, iter: Src) -> SinkSender<'_, Self::SinkItem, Self, Src::IntoIter>
[INFO] [stderr]     |                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `corona` (lib) generated 17 warnings (run `cargo fix --lib -p corona` to apply 11 suggestions)
[INFO] [stderr] warning: `corona` (lib test) generated 17 warnings (17 duplicates)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> test/early_cleanup.rs:116:23
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn no_stream() -> Box<Stream<Item = (), Error = ()>> {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn no_stream() -> Box<dyn Stream<Item = (), Error = ()>> {
[INFO] [stderr]     |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `corona` (test "integration_tests") generated 1 warning (run `cargo fix --test "integration_tests"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/corona-c2aef1ccc97bb92f)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test coroutine::tests::coroutine_run ... ok
[INFO] [stdout] test coroutine::tests::leak_always ... ok
[INFO] [stdout] test wrappers::tests::sink_sender ... ok
[INFO] [stdout] test switch::tests::switch_coroutine ... ok
[INFO] [stdout] test wrappers::tests::stream_extract ... ok
[INFO] [stdout] test coroutine::tests::spawn_some ... ok
[INFO] [stdout] test wrappers::tests::async_sink_sender ... ok
[INFO] [stdout] test coroutine::tests::future_wait ... ok
[INFO] [stdout] test coroutine::tests::panics_catch ... ok
[INFO] [stdout] test coroutine::tests::panic_leak ... ok
[INFO] [stdout] test coroutine::tests::panics_run ... ok
[INFO] [stdout] test coroutine::tests::panic_without_coroutine - should panic ... ok
[INFO] [stdout] test coroutine::tests::panic_in_future ... ok
[INFO] [stdout] test coroutine::tests::panics_spawn - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running test/tests.rs (/opt/rustwide/target/debug/deps/integration_tests-c55a7f58232652a0)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test bugreports::bug_4_weird_stack_size_assert ... ok
[INFO] [stdout] test early_cleanup::stream_panic ... ok
[INFO] [stdout] test early_cleanup::cleanup_nopanic ... ok
[INFO] [stdout] test prelude_api::coro_wait ... ok
[INFO] [stdout] test prelude_api::extract ... ok
[INFO] [stdout] test prelude_api::iter_ok ... ok
[INFO] [stdout] test prelude_api::iter_result ... ok
[INFO] [stdout] test prelude_api::push_sink ... ok
[INFO] [stdout] test version::test_readme_deps ... ok
[INFO] [stdout] test version::test_html_root_url ... ok
[INFO] [stdout] test prelude_api::reference ... ok
[INFO] [stdout] test early_cleanup::cleanup_panic ... ok
[INFO] [stdout] test prelude_api::iter_ok_many ... ok
[INFO] [stdout] test io_blocking::line_req_resp ... FAILED
[INFO] [stdout] test early_cleanup::cleanup_main_panic ... ok
[INFO] [stdout] test reentrant_wait::directly_reentrant ... ok
[INFO] [stdout] test early_cleanup::stream_cleanup ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- io_blocking::line_req_resp stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'io_blocking::line_req_resp' panicked at test/io_blocking.rs:13:71:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 22, kind: InvalidInput, message: "Invalid argument" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b62128e2b72 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b62128e2b72 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b62128e2b72 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b62128e2b72 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5b621290a293 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5b621290a293 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5b62128df7c3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b62128df7c3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5b62128e29c2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5b62128e40ec - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5b62128e3f42 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5b62127b2354 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5b62127b2354 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b62128e4bcb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5b62128e4bcb - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5b62128e489a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5b62128e3069 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5b62128e452d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5b6212908ce0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5b6212909086 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5b621276b50f - core::result::Result<T,E>::unwrap::h00b914ad86102e64
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5b621276b50f - integration_tests::io_blocking::server::h13eafadaa4e0a4ce
[INFO] [stdout]                                at /opt/rustwide/workdir/test/io_blocking.rs:13:71
[INFO] [stdout]   22:     0x5b6212760dc5 - integration_tests::io_blocking::line_req_resp::{{closure}}::h1e2ffcda62b002b2
[INFO] [stdout]                                at /opt/rustwide/workdir/test/io_blocking.rs:53:20
[INFO] [stdout]   23:     0x5b6212760dc5 - futures::future::lazy::Lazy<F,R>::get::h63a6b301d8ea4259
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/future/lazy.rs:64:59
[INFO] [stdout]   24:     0x5b6212760dc5 - <futures::future::lazy::Lazy<F,R> as futures::future::Future>::poll::hae2c48e48b181682
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/future/lazy.rs:82:14
[INFO] [stdout]   25:     0x5b62127629ee - futures::task_impl::Spawn<T>::poll_future_notify::{{closure}}::hb5e3277e7a23887b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/task_impl/mod.rs:326:47
[INFO] [stdout]   26:     0x5b62127629ee - futures::task_impl::Spawn<T>::enter::{{closure}}::hf67153783fb49c48
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/task_impl/mod.rs:396:27
[INFO] [stdout]   27:     0x5b62127629ee - futures::task_impl::std::set::h4698bab0b729fceb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/task_impl/std/mod.rs:78:13
[INFO] [stdout]   28:     0x5b621277090b - futures::task_impl::Spawn<T>::enter::ha0a468c1920ed621
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/task_impl/mod.rs:396:9
[INFO] [stdout]   29:     0x5b621277090b - futures::task_impl::Spawn<T>::poll_fn_notify::h4696d38ca9028d35
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/task_impl/mod.rs:288:14
[INFO] [stdout]   30:     0x5b621277090b - futures::task_impl::Spawn<T>::poll_future_notify::h2bfe1bb4b4ebfd22
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-0.1.25/src/task_impl/mod.rs:326:14
[INFO] [stdout]   31:     0x5b621277090b - tokio_current_thread::Entered<P>::block_on::{{closure}}::hcb0ccc479df34520
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-current-thread-0.1.4/src/lib.rs:479:24
[INFO] [stdout]   32:     0x5b621277090b - tokio_current_thread::Borrow<U>::enter::{{closure}}::{{closure}}::h96601a8f8671f209
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-current-thread-0.1.4/src/lib.rs:779:17
[INFO] [stdout]   33:     0x5b621277090b - tokio_current_thread::CurrentRunner::set_spawn::h80a31d4ae448419e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-current-thread-0.1.4/src/lib.rs:816:9
[INFO] [stdout]   34:     0x5b621277090b - tokio_current_thread::Borrow<U>::enter::{{closure}}::h5b64727a4d495223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-current-thread-0.1.4/src/lib.rs:778:21
[INFO] [stdout]   35:     0x5b621277090b - std::thread::local::LocalKey<T>::try_with::h3fe56ab96a874dfe
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:315:12
[INFO] [stdout]   36:     0x5b621277090b - std::thread::local::LocalKey<T>::with::h805a852382928875
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:279:20
[INFO] [stdout]   37:     0x5b621277090b - tokio_current_thread::Borrow<U>::enter::h24c87db9d9abda7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-current-thread-0.1.4/src/lib.rs:776:17
[INFO] [stdout]   38:     0x5b621277090b - tokio_current_thread::Entered<P>::block_on::h9b1748dacbeed0db
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-current-thread-0.1.4/src/lib.rs:478:46
[INFO] [stdout]   39:     0x5b621274ab19 - tokio::runtime::current_thread::runtime::Runtime::block_on::{{closure}}::hd9bf2cced683c88d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.1.13/src/runtime/current_thread/runtime.rs:187:32
[INFO] [stdout]   40:     0x5b621274ab19 - tokio::runtime::current_thread::runtime::Runtime::enter::{{closure}}::{{closure}}::{{closure}}::{{closure}}::hcca6c1ba3a17ed03
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.1.13/src/runtime/current_thread/runtime.rs:228:25
[INFO] [stdout]   41:     0x5b621274ab19 - tokio_executor::global::with_default::{{closure}}::h2e295c8cc7e618b8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-executor-0.1.5/src/global.rs:192:9
[INFO] [stdout]   42:     0x5b621274ab19 - std::thread::local::LocalKey<T>::try_with::h23c2ab269e20677c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:315:12
[INFO] [stdout]   43:     0x5b621274ab19 - std::thread::local::LocalKey<T>::with::h57a72619b494f8d5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:279:20
[INFO] [stdout]   44:     0x5b621274ab19 - tokio_executor::global::with_default::h62a65df275751252
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-executor-0.1.5/src/global.rs:162:14
[INFO] [stdout]   45:     0x5b621274ab19 - tokio::runtime::current_thread::runtime::Runtime::enter::{{closure}}::{{closure}}::{{closure}}::he3d548d9914bdc66
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.1.13/src/runtime/current_thread/runtime.rs:226:21
[INFO] [stdout]   46:     0x5b621274ab19 - tokio_timer::timer::handle::with_default::{{closure}}::ha07b9f2ce8987cc7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-timer-0.2.8/src/timer/handle.rs:94:9
[INFO] [stdout]   47:     0x5b621274ab19 - std::thread::local::LocalKey<T>::try_with::h3121bea2709d5ae4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:315:12
[INFO] [stdout]   48:     0x5b621274ab19 - std::thread::local::LocalKey<T>::with::hadef2233f5bab602
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:279:20
[INFO] [stdout]   49:     0x5b621274a5f4 - tokio_timer::timer::handle::with_default::h328a877bd3f96ea0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-timer-0.2.8/src/timer/handle.rs:81:19
[INFO] [stdout]   50:     0x5b621274a5f4 - tokio::runtime::current_thread::runtime::Runtime::enter::{{closure}}::{{closure}}::h9d3c2ba5207a9308
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.1.13/src/runtime/current_thread/runtime.rs:219:17
[INFO] [stdout]   51:     0x5b621274a5f4 - tokio_timer::clock::clock::with_default::{{closure}}::h7bc9c845bb0eff2b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-timer-0.2.8/src/clock/clock.rs:136:9
[INFO] [stdout]   52:     0x5b621274a5f4 - std::thread::local::LocalKey<T>::try_with::h8049b504d82d669c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:315:12
[INFO] [stdout]   53:     0x5b621274a5f4 - std::thread::local::LocalKey<T>::with::h2ba963ad119b4eb0
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:279:20
[INFO] [stdout]   54:     0x5b621274a5f4 - tokio_timer::clock::clock::with_default::ha090608b96e625b5
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-timer-0.2.8/src/clock/clock.rs:119:11
[INFO] [stdout]   55:     0x5b621274a5f4 - tokio::runtime::current_thread::runtime::Runtime::enter::{{closure}}::h201943cb16634169
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.1.13/src/runtime/current_thread/runtime.rs:218:13
[INFO] [stdout]   56:     0x5b621274a5f4 - tokio_reactor::with_default::{{closure}}::h353311fa836d5f5b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-reactor-0.1.7/src/lib.rs:229:9
[INFO] [stdout]   57:     0x5b621274a5f4 - std::thread::local::LocalKey<T>::try_with::h3d6150c1a2aaeaa4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:315:12
[INFO] [stdout]   58:     0x5b621274a5f4 - std::thread::local::LocalKey<T>::with::h882e67dfe408d5ab
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/local.rs:279:20
[INFO] [stdout]   59:     0x5b6212775238 - tokio_reactor::with_default::h9660ecfa4272a210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-reactor-0.1.7/src/lib.rs:212:21
[INFO] [stdout]   60:     0x5b6212775238 - tokio::runtime::current_thread::runtime::Runtime::enter::h57c6be2836f3886e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.1.13/src/runtime/current_thread/runtime.rs:217:9
[INFO] [stdout]   61:     0x5b621276cfd0 - tokio::runtime::current_thread::runtime::Runtime::block_on::hd28a4d3e1b6e09e4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-0.1.13/src/runtime/current_thread/runtime.rs:185:14
[INFO] [stdout]   62:     0x5b621276cfd0 - integration_tests::io_blocking::line_req_resp::h5b884ed41f1f4249
[INFO] [stdout]                                at /opt/rustwide/workdir/test/io_blocking.rs:52:8
[INFO] [stdout]   63:     0x5b6212766479 - integration_tests::io_blocking::line_req_resp::{{closure}}::hf0497c184eb06d0f
[INFO] [stdout]                                at /opt/rustwide/workdir/test/io_blocking.rs:50:19
[INFO] [stdout]   64:     0x5b6212766479 - core::ops::function::FnOnce::call_once::h471e694dec7cd3d9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x5b62127b7a8b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   66:     0x5b62127b7a8b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   67:     0x5b62127b6cce - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   68:     0x5b62127b6cce - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   69:     0x5b62127b6cce - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   70:     0x5b62127b6cce - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   71:     0x5b62127b6cce - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   72:     0x5b62127b6cce - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   73:     0x5b62127b6cce - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   74:     0x5b621277a874 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   75:     0x5b621277a874 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   76:     0x5b621277e21a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   77:     0x5b621277e21a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   78:     0x5b621277e21a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   79:     0x5b621277e21a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   80:     0x5b621277e21a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   81:     0x5b621277e21a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   82:     0x5b621277e21a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   83:     0x5b62128e7c27 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   84:     0x5b62128e7c27 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   85:     0x5b62128e7c27 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   86:     0x72f614f53aa4 - <unknown>
[INFO] [stdout]   87:     0x72f614fe0a34 - clone
[INFO] [stdout]   88:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     io_blocking::line_req_resp
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test integration_tests`
[INFO] running `Command { std: "docker" "inspect" "8380a3b85a6618a3ee098a58e8bc08633f7583e5b8c74e8c7a6f40a6c250af94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8380a3b85a6618a3ee098a58e8bc08633f7583e5b8c74e8c7a6f40a6c250af94", kill_on_drop: false }`
[INFO] [stdout] 8380a3b85a6618a3ee098a58e8bc08633f7583e5b8c74e8c7a6f40a6c250af94
