[INFO] fetching crate evm-network-classic 0.11.0...
[INFO] checking evm-network-classic-0.11.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate evm-network-classic 0.11.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate evm-network-classic 0.11.0 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 evm-network-classic 0.11.0
[INFO] finished tweaking crates.io crate evm-network-classic 0.11.0
[INFO] tweaked toml for crates.io crate evm-network-classic 0.11.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] f4b4699ab41138c38f1a1da5cec9d39a87ebeaf716982f558a2bf245ba329c13
[INFO] running `Command { std: "docker" "start" "-a" "f4b4699ab41138c38f1a1da5cec9d39a87ebeaf716982f558a2bf245ba329c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4b4699ab41138c38f1a1da5cec9d39a87ebeaf716982f558a2bf245ba329c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b4699ab41138c38f1a1da5cec9d39a87ebeaf716982f558a2bf245ba329c13", kill_on_drop: false }`
[INFO] [stdout] f4b4699ab41138c38f1a1da5cec9d39a87ebeaf716982f558a2bf245ba329c13
[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] ec93df7642a27cf7e41d1eff947c6e8af2c73a2ef12d3b9ef3aee2ec83e9bd59
[INFO] running `Command { std: "docker" "start" "-a" "ec93df7642a27cf7e41d1eff947c6e8af2c73a2ef12d3b9ef3aee2ec83e9bd59", kill_on_drop: false }`
[INFO] [stderr]     Checking ethereum-hexutil v0.2.3
[INFO] [stderr]     Checking ethereum-rlp v0.2.3
[INFO] [stderr]     Checking ethereum-bigint v0.2.9
[INFO] [stderr]     Checking ethereum-trie v0.5.0
[INFO] [stderr]     Checking ethereum-bloom v0.2.1
[INFO] [stderr]     Checking ethereum-block-core v0.2.0
[INFO] [stderr]     Checking ethereum-trie-memory v0.5.0
[INFO] [stderr]     Checking ethereum-block v0.4.0
[INFO] [stderr]     Checking evm v0.11.1
[INFO] [stderr]     Checking evm-precompiled-modexp v0.11.0
[INFO] [stderr]     Checking evm-precompiled-bn128 v0.11.0
[INFO] [stderr]     Checking evm-network-classic v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:73
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub static ETC_PRECOMPILEDS: [(Address, Option<&'static [u8]>, &'static Precompiled); 4] = [
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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:46:79
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub static BYZANTIUM_PRECOMPILEDS: [(Address, Option<&'static [u8]>, &'static Precompiled); 8] = [
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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:112:83
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:156:83
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:244:83
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:288:83
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:333:83
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:378:83
[INFO] [stdout]     |
[INFO] [stdout] 378 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:30:73
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub static ETC_PRECOMPILEDS: [(Address, Option<&'static [u8]>, &'static Precompiled); 4] = [
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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:46:79
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub static BYZANTIUM_PRECOMPILEDS: [(Address, Option<&'static [u8]>, &'static Precompiled); 8] = [
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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:112:83
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:156:83
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:244:83
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:288:83
[INFO] [stdout]     |
[INFO] [stdout] 288 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:333:83
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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:378:83
[INFO] [stdout]     |
[INFO] [stdout] 378 |     fn precompileds(&self) -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                                   ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "ec93df7642a27cf7e41d1eff947c6e8af2c73a2ef12d3b9ef3aee2ec83e9bd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec93df7642a27cf7e41d1eff947c6e8af2c73a2ef12d3b9ef3aee2ec83e9bd59", kill_on_drop: false }`
[INFO] [stdout] ec93df7642a27cf7e41d1eff947c6e8af2c73a2ef12d3b9ef3aee2ec83e9bd59