[INFO] fetching crate ark-serialize-zypher 0.4.2...
[INFO] checking ark-serialize-zypher-0.4.2 against try#446cb600aa4837dd6c513f14fa0d25a909b177d7 for pr-149195
[INFO] extracting crate ark-serialize-zypher 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate ark-serialize-zypher 0.4.2
[INFO] finished tweaking crates.io crate ark-serialize-zypher 0.4.2
[INFO] tweaked toml for crates.io crate ark-serialize-zypher 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ark-serialize-zypher 0.4.2 on toolchain 446cb600aa4837dd6c513f14fa0d25a909b177d7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding ark-test-curves v0.4.2 (available: v0.5.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44024b83ec4bff58604774e34bfcdd7da43f60ba7455d7d4c4a0dfaba4276776
[INFO] running `Command { std: "docker" "start" "-a" "44024b83ec4bff58604774e34bfcdd7da43f60ba7455d7d4c4a0dfaba4276776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44024b83ec4bff58604774e34bfcdd7da43f60ba7455d7d4c4a0dfaba4276776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44024b83ec4bff58604774e34bfcdd7da43f60ba7455d7d4c4a0dfaba4276776", kill_on_drop: false }`
[INFO] [stdout] 44024b83ec4bff58604774e34bfcdd7da43f60ba7455d7d4c4a0dfaba4276776
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a08115c107f66f43fdac2c391d92913b8175c2d7d14ad8f1b8e85738597ad34
[INFO] running `Command { std: "docker" "start" "-a" "3a08115c107f66f43fdac2c391d92913b8175c2d7d14ad8f1b8e85738597ad34", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking ark-std v0.4.0
[INFO] [stderr]     Checking ark-std-zypher v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]     Checking ark-serialize v0.4.2
[INFO] [stderr]     Checking ark-serialize-zypher v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `parallel`
[INFO] [stdout]   --> src/lib.rs:72:15
[INFO] [stdout]    |
[INFO] [stdout] 72 |         #[cfg(feature = "parallel")]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `ark-serialize-derive`, `default`, `derive`, and `std`
[INFO] [stdout]    = help: consider adding `parallel` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `parallel`
[INFO] [stdout]   --> src/lib.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |         #[cfg(not(feature = "parallel"))]
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `ark-serialize-derive`, `default`, `derive`, and `std`
[INFO] [stdout]    = help: consider adding `parallel` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking ark-ff v0.4.2
[INFO] [stderr]     Checking ark-poly v0.4.2
[INFO] [stderr]     Checking ark-ec v0.4.2
[INFO] [stderr]     Checking ark-test-curves v0.4.2
[INFO] [stdout] error[E0659]: `Config` is ambiguous
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/g2.rs:13:55
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub type G2Affine = bls12::G2Affine<crate::bls12_381::Config>;
[INFO] [stdout]    |                                                       ^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Config` could refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use pairing::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] note: `Config` could also refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use {fq::*, fq12::*, fq2::*, fq6::*, g1::*, g1_swu_iso::*, g2::*, g2_swu_iso::*};
[INFO] [stdout]    |                                                                ^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `Config` is ambiguous
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/g2.rs:14:63
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type G2Projective = bls12::G2Projective<crate::bls12_381::Config>;
[INFO] [stdout]    |                                                               ^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Config` could refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use pairing::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] note: `Config` could also refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use {fq::*, fq12::*, fq2::*, fq6::*, g1::*, g1_swu_iso::*, g2::*, g2_swu_iso::*};
[INFO] [stdout]    |                                                                ^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `Config` is ambiguous
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/g2.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |             point.mul_bigint(BigInt::new([crate::bls12_381::Config::X[0], 0, 0, 0]));
[INFO] [stdout]    |                                                             ^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Config` could refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use pairing::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] note: `Config` could also refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use {fq::*, fq12::*, fq2::*, fq6::*, g1::*, g1_swu_iso::*, g2::*, g2_swu_iso::*};
[INFO] [stdout]    |                                                                ^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `Config` is ambiguous
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/g2.rs:68:30
[INFO] [stdout]    |
[INFO] [stdout] 68 |         if crate::bls12_381::Config::X_IS_NEGATIVE {
[INFO] [stdout]    |                              ^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Config` could refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use pairing::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] note: `Config` could also refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use {fq::*, fq12::*, fq2::*, fq6::*, g1::*, g1_swu_iso::*, g2::*, g2_swu_iso::*};
[INFO] [stdout]    |                                                                ^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `Config` is ambiguous
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/g2.rs:86:51
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let x: &'static [u64] = crate::bls12_381::Config::X;
[INFO] [stdout]    |                                                   ^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `Config` could refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub use pairing::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] note: `Config` could also refer to the struct imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-test-curves-0.4.2/src/bls12_381/mod.rs:21:64
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use {fq::*, fq12::*, fq2::*, fq6::*, g1::*, g1_swu_iso::*, g2::*, g2_swu_iso::*};
[INFO] [stdout]    |                                                                ^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `Config` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ark-test-curves` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "3a08115c107f66f43fdac2c391d92913b8175c2d7d14ad8f1b8e85738597ad34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a08115c107f66f43fdac2c391d92913b8175c2d7d14ad8f1b8e85738597ad34", kill_on_drop: false }`
[INFO] [stdout] 3a08115c107f66f43fdac2c391d92913b8175c2d7d14ad8f1b8e85738597ad34
