[INFO] fetching crate ethereum-bigint 0.2.9...
[INFO] checking ethereum-bigint-0.2.9 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate ethereum-bigint 0.2.9 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ethereum-bigint 0.2.9 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethereum-bigint 0.2.9
[INFO] finished tweaking crates.io crate ethereum-bigint 0.2.9
[INFO] tweaked toml for crates.io crate ethereum-bigint 0.2.9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded elastic-array-plus v0.9.1
[INFO] [stderr]   Downloaded ethereum-hexutil v0.2.3
[INFO] [stderr]   Downloaded ethereum-rlp v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02bf0f73551f0524373a436c3af21b70a204a3df96b551c08dab0169c9b635d7
[INFO] running `Command { std: "docker" "start" "-a" "02bf0f73551f0524373a436c3af21b70a204a3df96b551c08dab0169c9b635d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02bf0f73551f0524373a436c3af21b70a204a3df96b551c08dab0169c9b635d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02bf0f73551f0524373a436c3af21b70a204a3df96b551c08dab0169c9b635d7", kill_on_drop: false }`
[INFO] [stdout] 02bf0f73551f0524373a436c3af21b70a204a3df96b551c08dab0169c9b635d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaefaf9af08d32dba52252da3fefbf139f3a5a1716bcb0286ea549926f6d4e6a
[INFO] running `Command { std: "docker" "start" "-a" "eaefaf9af08d32dba52252da3fefbf139f3a5a1716bcb0286ea549926f6d4e6a", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ethereum-hexutil v0.2.3
[INFO] [stderr]     Checking elastic-array-plus v0.9.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking ethereum-rlp v0.2.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking ethereum-bigint v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `H256FastMap` is never used
[INFO] [stdout]    --> src/hash/mod.rs:541:10
[INFO] [stdout]     |
[INFO] [stdout] 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `H256FastSet` is never used
[INFO] [stdout]    --> src/hash/mod.rs:544:10
[INFO] [stdout]     |
[INFO] [stdout] 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `H256FastMap` is never used
[INFO] [stdout]    --> src/hash/mod.rs:541:10
[INFO] [stdout]     |
[INFO] [stdout] 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `H256FastSet` is never used
[INFO] [stdout]    --> src/hash/mod.rs:544:10
[INFO] [stdout]     |
[INFO] [stdout] 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/uint/tests.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 | /     U128::from_str("ffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout] 335 | |         +
[INFO] [stdout] 336 | |         U128::from_str("ffffffffffffffffffffffffffffffff").unwrap();
[INFO] [stdout]     | |___________________________________________________________________^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:29
[INFO] [stdout]     |
[INFO] [stdout] 2   |         unused_comparisons, unused_must_use,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |     let _ = U128::from_str("ffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/uint/tests.rs:370:5
[INFO] [stdout]     |
[INFO] [stdout] 370 | /     U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout] 371 | |         *
[INFO] [stdout] 372 | |         U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap();
[INFO] [stdout]     | |___________________________________________________________________________________________________^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 370 |     let _ = U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/uint/tests.rs:389:5
[INFO] [stdout]     |
[INFO] [stdout] 389 | /     U256::from_str("0").unwrap()
[INFO] [stdout] 390 | |         -
[INFO] [stdout] 391 | |         U256::from_str("1").unwrap();
[INFO] [stdout]     | |____________________________________^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 389 |     let _ = U256::from_str("0").unwrap()
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ethereum-bigint` (lib test) due to 4 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "eaefaf9af08d32dba52252da3fefbf139f3a5a1716bcb0286ea549926f6d4e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaefaf9af08d32dba52252da3fefbf139f3a5a1716bcb0286ea549926f6d4e6a", kill_on_drop: false }`
[INFO] [stdout] eaefaf9af08d32dba52252da3fefbf139f3a5a1716bcb0286ea549926f6d4e6a
[INFO] checking ethereum-bigint-0.2.9 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate ethereum-bigint 0.2.9 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ethereum-bigint 0.2.9 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethereum-bigint 0.2.9
[INFO] finished tweaking crates.io crate ethereum-bigint 0.2.9
[INFO] tweaked toml for crates.io crate ethereum-bigint 0.2.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9191f5fe5e58abd02d4c2a526de634f371efef1d6e7f8e4a989661804f597fb8
[INFO] running `Command { std: "docker" "start" "-a" "9191f5fe5e58abd02d4c2a526de634f371efef1d6e7f8e4a989661804f597fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9191f5fe5e58abd02d4c2a526de634f371efef1d6e7f8e4a989661804f597fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9191f5fe5e58abd02d4c2a526de634f371efef1d6e7f8e4a989661804f597fb8", kill_on_drop: false }`
[INFO] [stdout] 9191f5fe5e58abd02d4c2a526de634f371efef1d6e7f8e4a989661804f597fb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dunexpected_cfgs" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] c7a34385b3f9b772839e3018fa729676988a4cea9b5a3dae180bd8451abc05a4
[INFO] running `Command { std: "docker" "start" "-a" "c7a34385b3f9b772839e3018fa729676988a4cea9b5a3dae180bd8451abc05a4", kill_on_drop: false }`
[INFO] [stderr]     Checking elastic-array-plus v0.9.1
[INFO] [stderr]     Checking ethereum-hexutil v0.2.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ethereum-rlp v0.2.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking ethereum-bigint v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(asm_available, feature(asm))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]   --> src/uint/mod.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 | #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]   --> src/uint/mod.rs:98:11
[INFO] [stdout]    |
[INFO] [stdout] 98 | #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:174:15
[INFO] [stdout]     |
[INFO] [stdout] 174 | #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:202:11
[INFO] [stdout]     |
[INFO] [stdout] 202 | #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:276:11
[INFO] [stdout]     |
[INFO] [stdout] 276 | #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:396:15
[INFO] [stdout]     |
[INFO] [stdout] 396 | #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]     --> src/uint/mod.rs:1210:15
[INFO] [stdout]      |
[INFO] [stdout] 1210 |     #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]      |               ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]     --> src/uint/mod.rs:1349:19
[INFO] [stdout]      |
[INFO] [stdout] 1349 |     #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]      |                   ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 483 | impl_hash!(H32, 4);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 484 | impl_hash!(H64, 8);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 485 | impl_hash!(H128, 16);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 486 | impl_hash!(H160, 20);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | impl_hash!(H256, 32);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 488 | impl_hash!(H264, 33);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 489 | impl_hash!(H512, 64);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 490 | impl_hash!(H520, 65);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 491 | impl_hash!(H1024, 128);
[INFO] [stdout]     | ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 492 | impl_hash!(H2048, 256);
[INFO] [stdout]     | ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(asm_available, feature(asm))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]   --> src/uint/mod.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 71 | #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]   --> src/uint/mod.rs:98:11
[INFO] [stdout]    |
[INFO] [stdout] 98 | #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:174:15
[INFO] [stdout]     |
[INFO] [stdout] 174 | #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:202:11
[INFO] [stdout]     |
[INFO] [stdout] 202 | #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:276:11
[INFO] [stdout]     |
[INFO] [stdout] 276 | #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]     |           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]    --> src/uint/mod.rs:396:15
[INFO] [stdout]     |
[INFO] [stdout] 396 | #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1183 | construct_uint!(U512, 8);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1184 | construct_uint!(U256, 4);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1149:8
[INFO] [stdout]      |
[INFO] [stdout] 1149 |                             try!(write!(f, "{:x}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/uint/mod.rs:1166:8
[INFO] [stdout]      |
[INFO] [stdout] 1166 |                             try!(write!(f, "{:X}", nibble));
[INFO] [stdout]      |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 1185 | construct_uint!(U128, 2);
[INFO] [stdout]      | ------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]     --> src/uint/mod.rs:1210:15
[INFO] [stdout]      |
[INFO] [stdout] 1210 |     #[cfg(all(asm_available, target_arch="x86_64"))]
[INFO] [stdout]      |               ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `asm_available`
[INFO] [stdout]     --> src/uint/mod.rs:1349:19
[INFO] [stdout]      |
[INFO] [stdout] 1349 |     #[cfg(not(all(asm_available, target_arch="x86_64")))]
[INFO] [stdout]      |                   ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(asm_available)");` to the top of a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/uint/tests.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | #[cfg_attr(feature="dev", allow(eq_op))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/uint/tests.rs:729:12
[INFO] [stdout]     |
[INFO] [stdout] 729 | #[cfg_attr(feature="dev", allow(cyclomatic_complexity))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 483 | impl_hash!(H32, 4);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 484 | impl_hash!(H64, 8);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 485 | impl_hash!(H128, 16);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 486 | impl_hash!(H160, 20);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | impl_hash!(H256, 32);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 488 | impl_hash!(H264, 33);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 489 | impl_hash!(H512, 64);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 490 | impl_hash!(H520, 65);
[INFO] [stdout]     | -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 491 | impl_hash!(H1024, 128);
[INFO] [stdout]     | ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         #[cfg_attr(feature="dev", allow(expl_impl_clone_on_copy))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 492 | impl_hash!(H2048, 256);
[INFO] [stdout]     | ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `impl_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `dev`
[INFO] [stdout]    --> src/hash/mod.rs:558:16
[INFO] [stdout]     |
[INFO] [stdout] 558 |     #[cfg_attr(feature="dev", allow(eq_op))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `ethereum-hexutil`, `ethereum-rlp`, `heapsize`, `heapsizeof`, `libc`, `rand`, `rlp`, `rust_arithmetic`, `std`, `string`, `x64asm_arithmetic`
[INFO] [stdout]     = help: consider adding `dev` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `H256FastMap` is never used
[INFO] [stdout]    --> src/hash/mod.rs:541:10
[INFO] [stdout]     |
[INFO] [stdout] 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `H256FastSet` is never used
[INFO] [stdout]    --> src/hash/mod.rs:544:10
[INFO] [stdout]     |
[INFO] [stdout] 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 19 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ethereum-bigint` (lib) due to 20 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: type alias `H256FastMap` is never used
[INFO] [stdout]    --> src/hash/mod.rs:541:10
[INFO] [stdout]     |
[INFO] [stdout] 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `H256FastSet` is never used
[INFO] [stdout]    --> src/hash/mod.rs:544:10
[INFO] [stdout]     |
[INFO] [stdout] 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/uint/tests.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 | /     U128::from_str("ffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout] 335 | |         +
[INFO] [stdout] 336 | |         U128::from_str("ffffffffffffffffffffffffffffffff").unwrap();
[INFO] [stdout]     | |___________________________________________________________________^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:29
[INFO] [stdout]     |
[INFO] [stdout] 2   |         unused_comparisons, unused_must_use,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |     let _ = U128::from_str("ffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/uint/tests.rs:370:5
[INFO] [stdout]     |
[INFO] [stdout] 370 | /     U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout] 371 | |         *
[INFO] [stdout] 372 | |         U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap();
[INFO] [stdout]     | |___________________________________________________________________________________________________^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 370 |     let _ = U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/uint/tests.rs:389:5
[INFO] [stdout]     |
[INFO] [stdout] 389 | /     U256::from_str("0").unwrap()
[INFO] [stdout] 390 | |         -
[INFO] [stdout] 391 | |         U256::from_str("1").unwrap();
[INFO] [stdout]     | |____________________________________^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 389 |     let _ = U256::from_str("0").unwrap()
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 25 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ethereum-bigint` (lib test) due to 26 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c7a34385b3f9b772839e3018fa729676988a4cea9b5a3dae180bd8451abc05a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a34385b3f9b772839e3018fa729676988a4cea9b5a3dae180bd8451abc05a4", kill_on_drop: false }`
[INFO] [stdout] c7a34385b3f9b772839e3018fa729676988a4cea9b5a3dae180bd8451abc05a4
