[INFO] fetching crate evm-precompiled-modexp 0.11.0-beta.0...
[INFO] extracting crate evm-precompiled-modexp 0.11.0-beta.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/evm-precompiled-modexp/0.11.0-beta.0
[INFO] extracting crate evm-precompiled-modexp 0.11.0-beta.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/evm-precompiled-modexp/0.11.0-beta.0
[INFO] validating manifest of evm-precompiled-modexp-0.11.0-beta.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of evm-precompiled-modexp-0.11.0-beta.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing evm-precompiled-modexp-0.11.0-beta.0
[INFO] finished frobbing evm-precompiled-modexp-0.11.0-beta.0
[INFO] frobbed toml for evm-precompiled-modexp-0.11.0-beta.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/evm-precompiled-modexp/0.11.0-beta.0/Cargo.toml
[INFO] started frobbing evm-precompiled-modexp-0.11.0-beta.0
[INFO] finished frobbing evm-precompiled-modexp-0.11.0-beta.0
[INFO] frobbed toml for evm-precompiled-modexp-0.11.0-beta.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/evm-precompiled-modexp/0.11.0-beta.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded evm v0.11.0
[INFO] [stderr]   Downloaded ethereum-block-core v0.2.0
[INFO] [stderr]   Downloaded ethereum-trie-memory v0.5.0
[INFO] [stderr]   Downloaded ethereum-trie v0.5.0
[INFO] [stderr]   Downloaded ethereum-block v0.4.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing evm-precompiled-modexp-0.11.0-beta.0 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/evm-precompiled-modexp/0.11.0-beta.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 1f5f28e54ce4006cadcbd764ea7c6d414eb31294eabe99b1000bd78c7a3547c1
[INFO] running `"docker" "start" "-a" "1f5f28e54ce4006cadcbd764ea7c6d414eb31294eabe99b1000bd78c7a3547c1"`
[INFO] [stderr]    Compiling elastic-array-plus v0.9.1
[INFO] [stderr]    Compiling ethereum-hexutil v0.2.3
[INFO] [stderr]    Compiling blockchain v0.2.0
[INFO] [stderr]    Compiling delegate v0.1.3
[INFO] [stderr]    Compiling secp256k1-plus v0.5.7
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling etcommon-bigint v0.2.10
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling sha3 v0.6.0
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling ripemd160 v0.6.0
[INFO] [stderr]    Compiling ethereum-rlp v0.2.3
[INFO] [stderr]    Compiling ethereum-bigint v0.2.9
[INFO] [stderr]    Compiling ethereum-trie v0.5.0
[INFO] [stderr]    Compiling ethereum-block-core v0.2.0
[INFO] [stderr]    Compiling ethereum-bloom v0.2.1
[INFO] [stderr]    Compiling ethereum-trie-memory v0.5.0
[INFO] [stderr]    Compiling ethereum-block v0.4.0
[INFO] [stderr]    Compiling evm v0.11.0
[INFO] [stderr]    Compiling evm-precompiled-modexp v0.11.0-beta.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0053]: method `gas_and_step` has an incompatible type for trait
[INFO] [stderr]   --> src/lib.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn gas_and_step(&self, data: &[u8], gas_limit: Gas) -> Result<(Gas, Rc<Vec<u8>>), RuntimeError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `bigint::gas::Gas`, found struct `bigint::Gas`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(&ModexpPrecompiled, &[u8], bigint::gas::Gas) -> std::result::Result<(bigint::gas::Gas, std::rc::Rc<std::vec::Vec<u8>>), evm::errors::RuntimeError>`
[INFO] [stderr]               found type `fn(&ModexpPrecompiled, &[u8], bigint::Gas) -> std::result::Result<(bigint::Gas, std::rc::Rc<std::vec::Vec<u8>>), evm::errors::RuntimeError>`
[INFO] [stderr] note: Perhaps two different versions of crate `bigint` are being used?
[INFO] [stderr]   --> src/lib.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn gas_and_step(&self, data: &[u8], gas_limit: Gas) -> Result<(Gas, Rc<Vec<u8>>), RuntimeError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0053`.
[INFO] [stderr] error: Could not compile `evm-precompiled-modexp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1f5f28e54ce4006cadcbd764ea7c6d414eb31294eabe99b1000bd78c7a3547c1"`
[INFO] running `"docker" "rm" "-f" "1f5f28e54ce4006cadcbd764ea7c6d414eb31294eabe99b1000bd78c7a3547c1"`
[INFO] [stdout] 1f5f28e54ce4006cadcbd764ea7c6d414eb31294eabe99b1000bd78c7a3547c1