[INFO] fetching crate cita-vm 0.1.6...
[INFO] building cita-vm-0.1.6 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate cita-vm 0.1.6 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate cita-vm 0.1.6 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d66afb47f471578339c50db22330bd2d2ece2bfd10fc7faa89b0f87e09e6d8d
[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" "8d66afb47f471578339c50db22330bd2d2ece2bfd10fc7faa89b0f87e09e6d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d66afb47f471578339c50db22330bd2d2ece2bfd10fc7faa89b0f87e09e6d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d66afb47f471578339c50db22330bd2d2ece2bfd10fc7faa89b0f87e09e6d8d", kill_on_drop: false }`
[INFO] [stdout] 8d66afb47f471578339c50db22330bd2d2ece2bfd10fc7faa89b0f87e09e6d8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f46c1904659826dcb24625e0130f3cf124fd9788280bcb53320ecca8aaaf9fb
[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" "2f46c1904659826dcb24625e0130f3cf124fd9788280bcb53320ecca8aaaf9fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling serde_json v1.0.64
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[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
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[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling hmac-drbg v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling ripemd160 v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling libsecp256k1 v0.2.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rlp v0.3.0
[INFO] [stderr]    Compiling keccak-hash v0.1.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling cita-evm v0.1.6
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling cita_trie v1.0.1
[INFO] [stderr]    Compiling cita-state v0.1.6
[INFO] [stderr]    Compiling cita-vm v0.1.6 (/opt/rustwide/workdir)
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 215 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:252:25
[INFO] [stdout]     |
[INFO] [stdout] 252 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:292:25
[INFO] [stdout]     |
[INFO] [stdout] 292 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:426:25
[INFO] [stdout]     |
[INFO] [stdout] 426 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:528:25
[INFO] [stdout]     |
[INFO] [stdout] 528 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:573:29
[INFO] [stdout]     |
[INFO] [stdout] 573 |         block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.45s
[INFO] running `Command { std: "docker" "inspect" "2f46c1904659826dcb24625e0130f3cf124fd9788280bcb53320ecca8aaaf9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f46c1904659826dcb24625e0130f3cf124fd9788280bcb53320ecca8aaaf9fb", kill_on_drop: false }`
[INFO] [stdout] 2f46c1904659826dcb24625e0130f3cf124fd9788280bcb53320ecca8aaaf9fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcf140d4b18aba9a3f647df21ab75b047dceda1763e6fb5b311a35ac25b26a4b
[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" "dcf140d4b18aba9a3f647df21ab75b047dceda1763e6fb5b311a35ac25b26a4b", kill_on_drop: false }`
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 215 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:252:25
[INFO] [stdout]     |
[INFO] [stdout] 252 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:292:25
[INFO] [stdout]     |
[INFO] [stdout] 292 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:426:25
[INFO] [stdout]     |
[INFO] [stdout] 426 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:528:25
[INFO] [stdout]     |
[INFO] [stdout] 528 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:573:29
[INFO] [stdout]     |
[INFO] [stdout] 573 |         block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cita-vm v0.1.6 (/opt/rustwide/workdir)
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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]    --> 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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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]   --> 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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 215 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:252:25
[INFO] [stdout]     |
[INFO] [stdout] 252 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:292:25
[INFO] [stdout]     |
[INFO] [stdout] 292 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:426:25
[INFO] [stdout]     |
[INFO] [stdout] 426 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:528:25
[INFO] [stdout]     |
[INFO] [stdout] 528 |     block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/executive.rs:573:29
[INFO] [stdout]     |
[INFO] [stdout] 573 |         block_provider: Arc<BlockDataProvider>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BlockDataProvider`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.63s
[INFO] running `Command { std: "docker" "inspect" "dcf140d4b18aba9a3f647df21ab75b047dceda1763e6fb5b311a35ac25b26a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf140d4b18aba9a3f647df21ab75b047dceda1763e6fb5b311a35ac25b26a4b", kill_on_drop: false }`
[INFO] [stdout] dcf140d4b18aba9a3f647df21ab75b047dceda1763e6fb5b311a35ac25b26a4b
