[INFO] fetching crate rotor 0.6.3... [INFO] testing rotor-0.6.3 against 1.55.0 for beta-1.56-1 [INFO] extracting crate rotor 0.6.3 into /workspace/builds/worker-99/source [INFO] validating manifest of crates.io crate rotor 0.6.3 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rotor 0.6.3 [INFO] finished tweaking crates.io crate rotor 0.6.3 [INFO] tweaked toml for crates.io crate rotor 0.6.3 written to /workspace/builds/worker-99/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b411c64a21b2fea2f736bc620019d8184bbf792d9316c1fd487de8fe5cd33f0c [INFO] running `Command { std: "docker" "start" "-a" "b411c64a21b2fea2f736bc620019d8184bbf792d9316c1fd487de8fe5cd33f0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b411c64a21b2fea2f736bc620019d8184bbf792d9316c1fd487de8fe5cd33f0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b411c64a21b2fea2f736bc620019d8184bbf792d9316c1fd487de8fe5cd33f0c", kill_on_drop: false }` [INFO] [stdout] b411c64a21b2fea2f736bc620019d8184bbf792d9316c1fd487de8fe5cd33f0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46357044c417ff34213a06d68944cff41313c8d1e2d9250fd151a00cead8ee33 [INFO] running `Command { std: "docker" "start" "-a" "46357044c417ff34213a06d68944cff41313c8d1e2d9250fd151a00cead8ee33", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling slab v0.1.3 [INFO] [stderr] Compiling bytes v0.3.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling quick-error v0.2.2 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling rotor v0.6.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:37:23 [INFO] [stdout] | [INFO] [stdout] 37 | loop_api: &'a mut LoopApi, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn LoopApi` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:50:23 [INFO] [stdout] | [INFO] [stdout] 50 | loop_api: &'a mut LoopApi, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn LoopApi` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:59:33 [INFO] [stdout] | [INFO] [stdout] 59 | fn register(&mut self, io: &Evented, interest: EventSet, opt: PollOpt) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:61:35 [INFO] [stdout] | [INFO] [stdout] 61 | fn reregister(&mut self, io: &Evented, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:64:35 [INFO] [stdout] | [INFO] [stdout] 64 | fn deregister(&mut self, io: &Evented) -> io::Result<()>; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:100:37 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn register(&mut self, io: &Evented, interest: EventSet, opt: PollOpt) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:106:39 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn reregister(&mut self, io: &Evented, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:113:39 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn deregister(&mut self, io: &Evented) -> io::Result<()> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:167:33 [INFO] [stdout] | [INFO] [stdout] 167 | fn register(&mut self, io: &Evented, interest: EventSet, opt: PollOpt) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:173:35 [INFO] [stdout] | [INFO] [stdout] 173 | fn reregister(&mut self, io: &Evented, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:180:35 [INFO] [stdout] | [INFO] [stdout] 180 | fn deregister(&mut self, io: &Evented) -> io::Result<()> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:231:37 [INFO] [stdout] | [INFO] [stdout] 231 | pub fn register(&mut self, io: &Evented, interest: EventSet, opt: PollOpt) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:237:39 [INFO] [stdout] | [INFO] [stdout] 237 | pub fn reregister(&mut self, io: &Evented, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:244:39 [INFO] [stdout] | [INFO] [stdout] 244 | pub fn deregister(&mut self, io: &Evented) -> io::Result<()> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:295:33 [INFO] [stdout] | [INFO] [stdout] 295 | fn register(&mut self, io: &Evented, interest: EventSet, opt: PollOpt) [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:301:35 [INFO] [stdout] | [INFO] [stdout] 301 | fn reregister(&mut self, io: &Evented, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/scope.rs:308:35 [INFO] [stdout] | [INFO] [stdout] 308 | fn deregister(&mut self, io: &Evented) -> io::Result<()> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/loop_api.rs:12:33 [INFO] [stdout] | [INFO] [stdout] 12 | fn register(&mut self, io: &Evented, token: Token, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/loop_api.rs:14:35 [INFO] [stdout] | [INFO] [stdout] 14 | fn reregister(&mut self, io: &Evented, token: Token, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/loop_api.rs:16:35 [INFO] [stdout] | [INFO] [stdout] 16 | fn deregister(&mut self, io: &Evented) -> io::Result<()>; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/loop_api.rs:25:33 [INFO] [stdout] | [INFO] [stdout] 25 | fn register(&mut self, io: &Evented, token: Token, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/loop_api.rs:31:35 [INFO] [stdout] | [INFO] [stdout] 31 | fn reregister(&mut self, io: &Evented, token: Token, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/loop_api.rs:37:35 [INFO] [stdout] | [INFO] [stdout] 37 | fn deregister(&mut self, io: &Evented) -> io::Result<()> [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Evented` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/response.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | Error(Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/response.rs:28:25 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn error(e: Box) -> Response { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/response.rs:109:36 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/response.rs:164:38 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn expect_error(self) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/response.rs:174:30 [INFO] [stdout] | [INFO] [stdout] 174 | -> (Result>>, Option, Option