[INFO] fetching crate ckb-vm-syscall-tracer 0.202.1...
[INFO] building ckb-vm-syscall-tracer-0.202.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate ckb-vm-syscall-tracer 0.202.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ckb-vm-syscall-tracer 0.202.1
[INFO] finished tweaking crates.io crate ckb-vm-syscall-tracer 0.202.1
[INFO] tweaked toml for crates.io crate ckb-vm-syscall-tracer 0.202.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ckb-vm-syscall-tracer 0.202.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ckb-vm-syscall-tracer 0.202.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded ckb-vm v0.24.14
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[INFO] [stderr]   Downloaded prost v0.14.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72b28107eaacd0738c9db19b301b54e1087eaab814fb91e08eeb4fc70d3cf800
[INFO] running `Command { std: "docker" "start" "-a" "72b28107eaacd0738c9db19b301b54e1087eaab814fb91e08eeb4fc70d3cf800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72b28107eaacd0738c9db19b301b54e1087eaab814fb91e08eeb4fc70d3cf800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b28107eaacd0738c9db19b301b54e1087eaab814fb91e08eeb4fc70d3cf800", kill_on_drop: false }`
[INFO] [stdout] 72b28107eaacd0738c9db19b301b54e1087eaab814fb91e08eeb4fc70d3cf800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88676d9250cfe82128fd4a7f440f54428f2c51fc48eab17b9b7e279c4a569a34
[INFO] running `Command { std: "docker" "start" "-a" "88676d9250cfe82128fd4a7f440f54428f2c51fc48eab17b9b7e279c4a569a34", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-stream v0.1.17
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[INFO] [stderr]    Compiling ckb-vm-syscall-tracer v0.202.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.6
[INFO] [stderr]    Compiling ckb-gen-types v0.202.0
[INFO] [stderr]    Compiling ckb-rational v0.202.0
[INFO] [stderr]    Compiling ckb-types v0.202.0
[INFO] [stderr]    Compiling ckb-vm-fuzzing-utils v0.202.1
[INFO] [stderr]    Compiling ckb-traits v0.202.0
[INFO] [stderr]    Compiling ckb-jsonrpc-types v0.202.0
[INFO] [stderr]    Compiling ckb-dao-utils v0.202.0
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[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:143:18
[INFO] [stdout]     |
[INFO] [stdout] 143 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 143 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:256:18
[INFO] [stdout]     |
[INFO] [stdout] 256 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 256 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 256 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:299:39
[INFO] [stdout]     |
[INFO] [stdout] 299 |     inner_collector_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 299 -     inner_collector_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 299 +     inner_collector_syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:300:27
[INFO] [stdout]     |
[INFO] [stdout] 300 |     ckb_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                           ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 300 -     ckb_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 300 +     ckb_syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:449:18
[INFO] [stdout]     |
[INFO] [stdout] 449 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 449 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 449 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:528:23
[INFO] [stdout]     |
[INFO] [stdout] 528 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 528 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 528 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:797:18
[INFO] [stdout]     |
[INFO] [stdout] 797 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 797 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 797 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:875:18
[INFO] [stdout]     |
[INFO] [stdout] 875 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 875 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 875 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:985:23
[INFO] [stdout]     |
[INFO] [stdout] 985 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 985 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 985 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1041:18
[INFO] [stdout]      |
[INFO] [stdout] 1041 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                  ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1041 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 1041 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1120:23
[INFO] [stdout]      |
[INFO] [stdout] 1120 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]      |                       ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1120 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 1120 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1232 | define_combine_collector!(CombineCollector2, CombineCollector2Trace, c1: C, c2: D);
[INFO] [stdout]      | ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1233 | define_combine_collector!(CombineCollector3, CombineCollector3Trace, c1: C, c2: D, c3: E);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1234 | define_combine_collector!(CombineCollector4, CombineCollector4Trace, c1: C, c2: D, c3: E, c4: F);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1235 | define_combine_collector!(CombineCollector5, CombineCollector5Trace, c1: C, c2: D, c3: E, c4: F, c5: G);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1236 | define_combine_collector!(CombineCollector6, CombineCollector6Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H);
[INFO] [stdout]      | -------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1237 | define_combine_collector!(CombineCollector7, CombineCollector7Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1238 | define_combine_collector!(CombineCollector8, CombineCollector8Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J);
[INFO] [stdout]      | ---------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1239 | define_combine_collector!(CombineCollector9, CombineCollector9Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1240 | define_combine_collector!(CombineCollector10, CombineCollector10Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1241 | define_combine_collector!(CombineCollector11, CombineCollector11Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1242 | define_combine_collector!(CombineCollector12, CombineCollector12Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1243 | define_combine_collector!(CombineCollector13, CombineCollector13Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1244 | define_combine_collector!(CombineCollector14, CombineCollector14Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1245 | define_combine_collector!(CombineCollector15, CombineCollector15Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q, c15: R);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1246 | define_combine_collector!(CombineCollector16, CombineCollector16Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q, c15: R, c16: S);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1320:25
[INFO] [stdout]      |
[INFO] [stdout] 1320 |     syscalls: &mut [Box<(dyn Syscalls<M>)>],
[INFO] [stdout]      |                         ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1320 -     syscalls: &mut [Box<(dyn Syscalls<M>)>],
[INFO] [stdout] 1320 +     syscalls: &mut [Box<dyn Syscalls<M> >],
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "88676d9250cfe82128fd4a7f440f54428f2c51fc48eab17b9b7e279c4a569a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88676d9250cfe82128fd4a7f440f54428f2c51fc48eab17b9b7e279c4a569a34", kill_on_drop: false }`
[INFO] [stdout] 88676d9250cfe82128fd4a7f440f54428f2c51fc48eab17b9b7e279c4a569a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f285f0a0aaa25b5d2c5f22cf309b50234d23dda3f14dcf08a2908a974d7a1cb
[INFO] running `Command { std: "docker" "start" "-a" "9f285f0a0aaa25b5d2c5f22cf309b50234d23dda3f14dcf08a2908a974d7a1cb", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:143:18
[INFO] [stdout]     |
[INFO] [stdout] 143 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 143 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:256:18
[INFO] [stdout]     |
[INFO] [stdout] 256 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 256 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 256 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:299:39
[INFO] [stdout]     |
[INFO] [stdout] 299 |     inner_collector_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 299 -     inner_collector_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 299 +     inner_collector_syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:300:27
[INFO] [stdout]     |
[INFO] [stdout] 300 |     ckb_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                           ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 300 -     ckb_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 300 +     ckb_syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:449:18
[INFO] [stdout]     |
[INFO] [stdout] 449 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 449 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 449 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:528:23
[INFO] [stdout]     |
[INFO] [stdout] 528 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 528 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 528 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:797:18
[INFO] [stdout]     |
[INFO] [stdout] 797 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 797 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 797 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:875:18
[INFO] [stdout]     |
[INFO] [stdout] 875 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 875 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 875 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:985:23
[INFO] [stdout]     |
[INFO] [stdout] 985 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 985 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 985 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1041:18
[INFO] [stdout]      |
[INFO] [stdout] 1041 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                  ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1041 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 1041 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1120:23
[INFO] [stdout]      |
[INFO] [stdout] 1120 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]      |                       ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1120 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 1120 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1232 | define_combine_collector!(CombineCollector2, CombineCollector2Trace, c1: C, c2: D);
[INFO] [stdout]      | ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1233 | define_combine_collector!(CombineCollector3, CombineCollector3Trace, c1: C, c2: D, c3: E);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1234 | define_combine_collector!(CombineCollector4, CombineCollector4Trace, c1: C, c2: D, c3: E, c4: F);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1235 | define_combine_collector!(CombineCollector5, CombineCollector5Trace, c1: C, c2: D, c3: E, c4: F, c5: G);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1236 | define_combine_collector!(CombineCollector6, CombineCollector6Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H);
[INFO] [stdout]      | -------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1237 | define_combine_collector!(CombineCollector7, CombineCollector7Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1238 | define_combine_collector!(CombineCollector8, CombineCollector8Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J);
[INFO] [stdout]      | ---------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1239 | define_combine_collector!(CombineCollector9, CombineCollector9Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1240 | define_combine_collector!(CombineCollector10, CombineCollector10Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ckb-vm-syscall-tracer v0.202.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1241 | define_combine_collector!(CombineCollector11, CombineCollector11Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1242 | define_combine_collector!(CombineCollector12, CombineCollector12Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1243 | define_combine_collector!(CombineCollector13, CombineCollector13Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1244 | define_combine_collector!(CombineCollector14, CombineCollector14Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1245 | define_combine_collector!(CombineCollector15, CombineCollector15Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q, c15: R);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1246 | define_combine_collector!(CombineCollector16, CombineCollector16Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q, c15: R, c16: S);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1320:25
[INFO] [stdout]      |
[INFO] [stdout] 1320 |     syscalls: &mut [Box<(dyn Syscalls<M>)>],
[INFO] [stdout]      |                         ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1320 -     syscalls: &mut [Box<(dyn Syscalls<M>)>],
[INFO] [stdout] 1320 +     syscalls: &mut [Box<dyn Syscalls<M> >],
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:143:18
[INFO] [stdout]     |
[INFO] [stdout] 143 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 143 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 143 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:256:18
[INFO] [stdout]     |
[INFO] [stdout] 256 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 256 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 256 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:299:39
[INFO] [stdout]     |
[INFO] [stdout] 299 |     inner_collector_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 299 -     inner_collector_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 299 +     inner_collector_syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:300:27
[INFO] [stdout]     |
[INFO] [stdout] 300 |     ckb_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                           ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 300 -     ckb_syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 300 +     ckb_syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:449:18
[INFO] [stdout]     |
[INFO] [stdout] 449 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 449 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 449 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:528:23
[INFO] [stdout]     |
[INFO] [stdout] 528 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 528 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 528 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:797:18
[INFO] [stdout]     |
[INFO] [stdout] 797 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 797 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 797 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:875:18
[INFO] [stdout]     |
[INFO] [stdout] 875 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]     |                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 875 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 875 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:985:23
[INFO] [stdout]     |
[INFO] [stdout] 985 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]     |                       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 985 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 985 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1041:18
[INFO] [stdout]      |
[INFO] [stdout] 1041 |     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                  ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1041 -     ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout] 1041 +     ) -> Vec<Box<dyn Syscalls<M> >>
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1120:23
[INFO] [stdout]      |
[INFO] [stdout] 1120 |     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout]      |                       ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1120 -     syscalls: Vec<Box<(dyn Syscalls<M>)>>,
[INFO] [stdout] 1120 +     syscalls: Vec<Box<dyn Syscalls<M> >>,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1232 | define_combine_collector!(CombineCollector2, CombineCollector2Trace, c1: C, c2: D);
[INFO] [stdout]      | ---------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1233 | define_combine_collector!(CombineCollector3, CombineCollector3Trace, c1: C, c2: D, c3: E);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1234 | define_combine_collector!(CombineCollector4, CombineCollector4Trace, c1: C, c2: D, c3: E, c4: F);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1235 | define_combine_collector!(CombineCollector5, CombineCollector5Trace, c1: C, c2: D, c3: E, c4: F, c5: G);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1236 | define_combine_collector!(CombineCollector6, CombineCollector6Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H);
[INFO] [stdout]      | -------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1237 | define_combine_collector!(CombineCollector7, CombineCollector7Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1238 | define_combine_collector!(CombineCollector8, CombineCollector8Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J);
[INFO] [stdout]      | ---------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1239 | define_combine_collector!(CombineCollector9, CombineCollector9Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1240 | define_combine_collector!(CombineCollector10, CombineCollector10Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1241 | define_combine_collector!(CombineCollector11, CombineCollector11Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1242 | define_combine_collector!(CombineCollector12, CombineCollector12Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1243 | define_combine_collector!(CombineCollector13, CombineCollector13Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1244 | define_combine_collector!(CombineCollector14, CombineCollector14Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q);
[INFO] [stdout]      | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1245 | define_combine_collector!(CombineCollector15, CombineCollector15Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q, c15: R);
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1183:26
[INFO] [stdout]      |
[INFO] [stdout] 1183 |             ) -> Vec<Box<(dyn Syscalls<M>)>>
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1246 | define_combine_collector!(CombineCollector16, CombineCollector16Trace, c1: C, c2: D, c3: E, c4: F, c5: G, c6: H, c7: I, c8: J, c9: K, c10: L, c11: N, c12: O, c13: P, c14: Q, c15: R, c16: S);
[INFO] [stdout]      | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `define_combine_collector` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/lib.rs:1320:25
[INFO] [stdout]      |
[INFO] [stdout] 1320 |     syscalls: &mut [Box<(dyn Syscalls<M>)>],
[INFO] [stdout]      |                         ^               ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1320 -     syscalls: &mut [Box<(dyn Syscalls<M>)>],
[INFO] [stdout] 1320 +     syscalls: &mut [Box<dyn Syscalls<M> >],
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "9f285f0a0aaa25b5d2c5f22cf309b50234d23dda3f14dcf08a2908a974d7a1cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f285f0a0aaa25b5d2c5f22cf309b50234d23dda3f14dcf08a2908a974d7a1cb", kill_on_drop: false }`
[INFO] [stdout] 9f285f0a0aaa25b5d2c5f22cf309b50234d23dda3f14dcf08a2908a974d7a1cb
