[INFO] fetching crate cita-vm 0.1.6...
[INFO] checking cita-vm-0.1.6 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate cita-vm 0.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cita-vm 0.1.6 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cita-vm 0.1.6
[INFO] finished tweaking crates.io crate cita-vm 0.1.6
[INFO] tweaked toml for crates.io crate cita-vm 0.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded keccak-hash v0.1.2
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[INFO] [stderr]   Downloaded cita_trie v1.0.1
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[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4143d23a6632c099ae2469c64050353669575ad1c6ce8f5074c53e176855278
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4143d23a6632c099ae2469c64050353669575ad1c6ce8f5074c53e176855278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4143d23a6632c099ae2469c64050353669575ad1c6ce8f5074c53e176855278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4143d23a6632c099ae2469c64050353669575ad1c6ce8f5074c53e176855278", kill_on_drop: false }`
[INFO] [stdout] b4143d23a6632c099ae2469c64050353669575ad1c6ce8f5074c53e176855278
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6b5b503c9aebca5aee25ff757ac8805ac56847679febd3f3d38036d72339b50
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6b5b503c9aebca5aee25ff757ac8805ac56847679febd3f3d38036d72339b50", kill_on_drop: false }`
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[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/executive.rs:82:25
[INFO] [stdout]    |
[INFO] [stdout] 82 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/executive.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new(b: Arc<BlockDataProvider>, s: Arc<RefCell<State<B>>>, store: Arc<RefCell<Store>>) -> Self {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 215 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:252:25
[INFO] [stdout]     |
[INFO] [stdout] 252 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:292:25
[INFO] [stdout]     |
[INFO] [stdout] 292 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:426:25
[INFO] [stdout]     |
[INFO] [stdout] 426 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:528:25
[INFO] [stdout]     |
[INFO] [stdout] 528 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:548:29
[INFO] [stdout]     |
[INFO] [stdout] 548 |     pub block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:554:36
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn new(block_provider: Arc<BlockDataProvider>, state_provider: state::State<B>, config: Config) -> Self {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:573:29
[INFO] [stdout]     |
[INFO] [stdout] 573 |         block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/executive.rs:716:10
[INFO] [stdout]     |
[INFO] [stdout] 716 |     ) -> (Result<evm::InterpreterResult, evm::Error>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn get(address: Address) -> Box<PrecompiledContract> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:33:47
[INFO] [stdout]    |
[INFO] [stdout] 33 |         0x01 => Box::new(EcRecover {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:34:48
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0x02 => Box::new(SHA256Hash {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:35:51
[INFO] [stdout]    |
[INFO] [stdout] 35 |         0x03 => Box::new(RIPEMD160Hash {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:36:46
[INFO] [stdout]    |
[INFO] [stdout] 36 |         0x04 => Box::new(DataCopy {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:37:47
[INFO] [stdout]    |
[INFO] [stdout] 37 |         0x05 => Box::new(BigModExp {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:38:46
[INFO] [stdout]    |
[INFO] [stdout] 38 |         0x06 => Box::new(Bn256Add {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:39:52
[INFO] [stdout]    |
[INFO] [stdout] 39 |         0x07 => Box::new(Bn256ScalarMul {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:40:50
[INFO] [stdout]    |
[INFO] [stdout] 40 |         0x08 => Box::new(Bn256Pairing {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/executive.rs:82:25
[INFO] [stdout]    |
[INFO] [stdout] 82 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/executive.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new(b: Arc<BlockDataProvider>, s: Arc<RefCell<State<B>>>, store: Arc<RefCell<Store>>) -> Self {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 215 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:252:25
[INFO] [stdout]     |
[INFO] [stdout] 252 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:292:25
[INFO] [stdout]     |
[INFO] [stdout] 292 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:426:25
[INFO] [stdout]     |
[INFO] [stdout] 426 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:528:25
[INFO] [stdout]     |
[INFO] [stdout] 528 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:548:29
[INFO] [stdout]     |
[INFO] [stdout] 548 |     pub block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:554:36
[INFO] [stdout]     |
[INFO] [stdout] 554 |     pub fn new(block_provider: Arc<BlockDataProvider>, state_provider: state::State<B>, config: Config) -> Self {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/executive.rs:573:29
[INFO] [stdout]     |
[INFO] [stdout] 573 |         block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/executive.rs:716:10
[INFO] [stdout]     |
[INFO] [stdout] 716 |     ) -> (Result<evm::InterpreterResult, evm::Error>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn get(address: Address) -> Box<PrecompiledContract> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:33:47
[INFO] [stdout]    |
[INFO] [stdout] 33 |         0x01 => Box::new(EcRecover {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:34:48
[INFO] [stdout]    |
[INFO] [stdout] 34 |         0x02 => Box::new(SHA256Hash {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:35:51
[INFO] [stdout]    |
[INFO] [stdout] 35 |         0x03 => Box::new(RIPEMD160Hash {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:36:46
[INFO] [stdout]    |
[INFO] [stdout] 36 |         0x04 => Box::new(DataCopy {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:37:47
[INFO] [stdout]    |
[INFO] [stdout] 37 |         0x05 => Box::new(BigModExp {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:38:46
[INFO] [stdout]    |
[INFO] [stdout] 38 |         0x06 => Box::new(Bn256Add {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:39:52
[INFO] [stdout]    |
[INFO] [stdout] 39 |         0x07 => Box::new(Bn256ScalarMul {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/precompiled.rs:40:50
[INFO] [stdout]    |
[INFO] [stdout] 40 |         0x08 => Box::new(Bn256Pairing {}) as Box<PrecompiledContract>,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PrecompiledContract`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> benches/benchmark.rs:204:34
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let block_data_provider: Arc<cita_vm::BlockDataProvider> = Arc::new(cita_vm::BlockDataProviderMock::default());
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn cita_vm::BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> benches/benchmark.rs:253:34
[INFO] [stdout]     |
[INFO] [stdout] 253 |     let block_data_provider: Arc<cita_vm::BlockDataProvider> = Arc::new(cita_vm::BlockDataProviderMock::default());
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn cita_vm::BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/state_misc.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let block_data_provider: Arc<cita_vm::BlockDataProvider> = Arc::new(cita_vm::BlockDataProviderMock::default());
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn cita_vm::BlockDataProvider`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/state_solidity_test.rs:32:34
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let block_data_provider: Arc<cita_vm::BlockDataProvider> = Arc::new(cita_vm::BlockDataProviderMock::default());
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn cita_vm::BlockDataProvider`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/state_solidity_test.rs:258:34
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let block_data_provider: Arc<cita_vm::BlockDataProvider> = Arc::new(cita_vm::BlockDataProviderMock::default());
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn cita_vm::BlockDataProvider`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "d6b5b503c9aebca5aee25ff757ac8805ac56847679febd3f3d38036d72339b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b5b503c9aebca5aee25ff757ac8805ac56847679febd3f3d38036d72339b50", kill_on_drop: false }`
[INFO] [stdout] d6b5b503c9aebca5aee25ff757ac8805ac56847679febd3f3d38036d72339b50
