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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e23a70cd20f4272de78b9f0458834e31e9cb332c
[INFO] checking kurnevsky/nc-task against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkurnevsky%2Fnc-task" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kurnevsky/nc-task on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kurnevsky/nc-task
[INFO] finished tweaking git repo https://github.com/kurnevsky/nc-task
[INFO] tweaked toml for git repo https://github.com/kurnevsky/nc-task written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/kurnevsky/nc-task already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 71f4db742aaff4b6787f26e132a37230441da7a01f70f18bb2d1644892dd4a91
[INFO] running `Command { std: "docker" "start" "-a" "71f4db742aaff4b6787f26e132a37230441da7a01f70f18bb2d1644892dd4a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71f4db742aaff4b6787f26e132a37230441da7a01f70f18bb2d1644892dd4a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71f4db742aaff4b6787f26e132a37230441da7a01f70f18bb2d1644892dd4a91", kill_on_drop: false }`
[INFO] [stdout] 71f4db742aaff4b6787f26e132a37230441da7a01f70f18bb2d1644892dd4a91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d491aa20125e753d368ef9bd90953c05733abae3d969dd1660c981f3a2942efb
[INFO] running `Command { std: "docker" "start" "-a" "d491aa20125e753d368ef9bd90953c05733abae3d969dd1660c981f3a2942efb", kill_on_drop: false }`
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[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_service.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout] 20 +     type Future = Box<dyn Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_service.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + 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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 -     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout] 45 +     type Future = Box<dyn Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_service.rs:46:26
[INFO] [stdout]    |
[INFO] [stdout] 46 |     type InitError = Box<StdError + Send + Sync>;
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 -     type InitError = Box<StdError + Send + Sync>;
[INFO] [stdout] 46 +     type InitError = Box<dyn StdError + Send + Sync>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_editor_service.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + 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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout] 20 +     type Future = Box<dyn Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_editor_service.rs:72:23
[INFO] [stdout]    |
[INFO] [stdout] 72 |     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + 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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 72 -     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout] 72 +     type Future = Box<dyn Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_editor_service.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     type InitError = Box<StdError + Send + Sync>;
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 73 -     type InitError = Box<StdError + Send + Sync>;
[INFO] [stdout] 73 +     type InitError = Box<dyn StdError + Send + Sync>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_service.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout] 20 +     type Future = Box<dyn Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_service.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + 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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 -     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout] 45 +     type Future = Box<dyn Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_service.rs:46:26
[INFO] [stdout]    |
[INFO] [stdout] 46 |     type InitError = Box<StdError + Send + Sync>;
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 -     type InitError = Box<StdError + Send + Sync>;
[INFO] [stdout] 46 +     type InitError = Box<dyn StdError + Send + Sync>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_editor_service.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + 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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout] 20 +     type Future = Box<dyn Future<Item = Response<Body>, Error = Self::Error> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_editor_service.rs:72:23
[INFO] [stdout]    |
[INFO] [stdout] 72 |     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + 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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 72 -     type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout] 72 +     type Future = Box<dyn Future<Item = Self::Service, Error = Self::InitError> + Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proxy_editor_service.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     type InitError = Box<StdError + Send + Sync>;
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 73 -     type InitError = Box<StdError + Send + Sync>;
[INFO] [stdout] 73 +     type InitError = Box<dyn StdError + Send + Sync>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "d491aa20125e753d368ef9bd90953c05733abae3d969dd1660c981f3a2942efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d491aa20125e753d368ef9bd90953c05733abae3d969dd1660c981f3a2942efb", kill_on_drop: false }`
[INFO] [stdout] d491aa20125e753d368ef9bd90953c05733abae3d969dd1660c981f3a2942efb