[INFO] fetching crate fastcrypto 0.1.9...
[INFO] testing fastcrypto-0.1.9 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate fastcrypto 0.1.9 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fastcrypto 0.1.9
[INFO] finished tweaking crates.io crate fastcrypto 0.1.9
[INFO] tweaked toml for crates.io crate fastcrypto 0.1.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastcrypto 0.1.9 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 275 packages to latest compatible versions
[INFO] [stderr]       Adding ark-ec v0.4.2 (available: v0.5.0)
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[INFO] [stderr]       Adding secp256k1 v0.27.0 (available: v0.31.1)
[INFO] [stderr]       Adding serde-reflection v0.3.6 (available: v0.5.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding twox-hash v1.6.3 (available: v2.1.2)
[INFO] [stderr]       Adding wycheproof v0.5.2 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "64e78beae8a3810314f08d804f60a565d6563c6f1c3f00035af7b29b41a51b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64e78beae8a3810314f08d804f60a565d6563c6f1c3f00035af7b29b41a51b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e78beae8a3810314f08d804f60a565d6563c6f1c3f00035af7b29b41a51b56", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a91cb53635729f2ed90d6d0119d2b033722c6268b3278e28228945e5adc4314
[INFO] running `Command { std: "docker" "start" "-a" "0a91cb53635729f2ed90d6d0119d2b033722c6268b3278e28228945e5adc4314", kill_on_drop: false }`
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.56s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0a91cb53635729f2ed90d6d0119d2b033722c6268b3278e28228945e5adc4314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a91cb53635729f2ed90d6d0119d2b033722c6268b3278e28228945e5adc4314", kill_on_drop: false }`
[INFO] [stdout] 0a91cb53635729f2ed90d6d0119d2b033722c6268b3278e28228945e5adc4314
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a67ed0ae9ce4ad85efe1af986c0d3089106edcf4cdcfbe8ec252a27c33b7f05b
[INFO] running `Command { std: "docker" "start" "-a" "a67ed0ae9ce4ad85efe1af986c0d3089106edcf4cdcfbe8ec252a27c33b7f05b", kill_on_drop: false }`
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[INFO] [stdout] error[E0599]: the method `fill_bytes` exists for struct `rand::prelude::StdRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/tests/bls12381_tests.rs:692:11
[INFO] [stdout]     |
[INFO] [stdout] 692 |       rng.fill_bytes(&mut msg);
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 810 |     define_tests!();
[INFO] [stdout]     |     --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rngs/std.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout]  34 | pub struct StdRng(Rng);
[INFO] [stdout]     | ----------------- doesn't satisfy `rand::prelude::StdRng: DerefMut`, `rand::prelude::StdRng: Deref` or `rand::prelude::StdRng: proptest::prelude::RngCore`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `rand::prelude::StdRng: DerefMut`
[INFO] [stdout]             which is required by `rand::prelude::StdRng: proptest::prelude::RngCore`
[INFO] [stdout]             `rand::prelude::StdRng: Deref`
[INFO] [stdout]             which is required by `rand::prelude::StdRng: proptest::prelude::RngCore`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: this error originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: trait `RngCore` which provides `fill_bytes` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 805 +     use rand::RngCore;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `fill_bytes` exists for struct `rand::prelude::StdRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/tests/bls12381_tests.rs:692:11
[INFO] [stdout]     |
[INFO] [stdout] 692 |       rng.fill_bytes(&mut msg);
[INFO] [stdout]     |           ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 838 |     define_tests!();
[INFO] [stdout]     |     --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rngs/std.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout]  34 | pub struct StdRng(Rng);
[INFO] [stdout]     | ----------------- doesn't satisfy `rand::prelude::StdRng: DerefMut`, `rand::prelude::StdRng: Deref` or `rand::prelude::StdRng: proptest::prelude::RngCore`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `rand::prelude::StdRng: DerefMut`
[INFO] [stdout]             which is required by `rand::prelude::StdRng: proptest::prelude::RngCore`
[INFO] [stdout]             `rand::prelude::StdRng: Deref`
[INFO] [stdout]             which is required by `rand::prelude::StdRng: proptest::prelude::RngCore`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: this error originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: trait `RngCore` which provides `fill_bytes` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 833 +     use rand::RngCore;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fastcrypto` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a67ed0ae9ce4ad85efe1af986c0d3089106edcf4cdcfbe8ec252a27c33b7f05b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67ed0ae9ce4ad85efe1af986c0d3089106edcf4cdcfbe8ec252a27c33b7f05b", kill_on_drop: false }`
[INFO] [stdout] a67ed0ae9ce4ad85efe1af986c0d3089106edcf4cdcfbe8ec252a27c33b7f05b
