[INFO] fetching crate modulator 0.1.0...
[INFO] checking modulator-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate modulator 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate modulator 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modulator 0.1.0
[INFO] finished tweaking crates.io crate modulator 0.1.0
[INFO] tweaked toml for crates.io crate modulator 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b2267da8f40079e93eb4c61877c047512184d70564dfde2401c01c62d3d7fe4
[INFO] running `Command { std: "docker" "start" "-a" "7b2267da8f40079e93eb4c61877c047512184d70564dfde2401c01c62d3d7fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b2267da8f40079e93eb4c61877c047512184d70564dfde2401c01c62d3d7fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2267da8f40079e93eb4c61877c047512184d70564dfde2401c01c62d3d7fe4", kill_on_drop: false }`
[INFO] [stdout] 7b2267da8f40079e93eb4c61877c047512184d70564dfde2401c01c62d3d7fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fd4756b886b6d9ac60fe22c35b6f75369ac5e1734eb3926314bc41c4ccb213d
[INFO] running `Command { std: "docker" "start" "-a" "2fd4756b886b6d9ac60fe22c35b6f75369ac5e1734eb3926314bc41c4ccb213d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking modulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub wave: Box<Fn(&Wave, f32) -> f32>, // wave closure, receives self and time in s
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Wave, f32) -> f32`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:50:37
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn wave(mut self, wave: Box<Fn(&Wave, f32) -> f32>) -> Self {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Wave, f32) -> f32`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:56:42
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn set_wave(&mut self, wave: Box<Fn(&Wave, f32) -> f32>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Wave, f32) -> f32`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:76:34
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]    |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:162:34
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:309:34
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:528:34
[INFO] [stdout]     |
[INFO] [stdout] 528 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:701:34
[INFO] [stdout]     |
[INFO] [stdout] 701 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:396:34
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn as_any(&mut self) -> &mut Any;
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub wave: Box<Fn(&Wave, f32) -> f32>, // wave closure, receives self and time in s
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Wave, f32) -> f32`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:50:37
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn wave(mut self, wave: Box<Fn(&Wave, f32) -> f32>) -> Self {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Wave, f32) -> f32`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:56:42
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn set_wave(&mut self, wave: Box<Fn(&Wave, f32) -> f32>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Wave, f32) -> f32`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sources.rs:76:34
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]    |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:162:34
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:309:34
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:528:34
[INFO] [stdout]     |
[INFO] [stdout] 528 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sources.rs:701:34
[INFO] [stdout]     |
[INFO] [stdout] 701 |     fn as_any(&mut self) -> &mut Any {
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:396:34
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn as_any(&mut self) -> &mut Any;
[INFO] [stdout]     |                                  ^^^ help: use `dyn`: `dyn Any`
[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 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "2fd4756b886b6d9ac60fe22c35b6f75369ac5e1734eb3926314bc41c4ccb213d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd4756b886b6d9ac60fe22c35b6f75369ac5e1734eb3926314bc41c4ccb213d", kill_on_drop: false }`
[INFO] [stdout] 2fd4756b886b6d9ac60fe22c35b6f75369ac5e1734eb3926314bc41c4ccb213d