[INFO] fetching crate distributions 0.0.2...
[INFO] testing distributions-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate distributions 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate distributions 0.0.2
[INFO] finished tweaking crates.io crate distributions 0.0.2
[INFO] tweaked toml for crates.io crate distributions 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate distributions 0.0.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding GSL v0.4.31 (available: v7.0.0)
[INFO] [stderr]       Adding c_vec v1.0.12 (available: v1.3.3)
[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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 }`
[INFO] [stdout] bbb57e83731c441ba9d7b876c61ac35bdfb5f2db6472cefc9c1817142b90d1bf
[INFO] running `Command { std: "docker" "start" "-a" "bbb57e83731c441ba9d7b876c61ac35bdfb5f2db6472cefc9c1817142b90d1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbb57e83731c441ba9d7b876c61ac35bdfb5f2db6472cefc9c1817142b90d1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb57e83731c441ba9d7b876c61ac35bdfb5f2db6472cefc9c1817142b90d1bf", kill_on_drop: false }`
[INFO] [stdout] bbb57e83731c441ba9d7b876c61ac35bdfb5f2db6472cefc9c1817142b90d1bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a194c9d70c8e0a95a537bd655186d736a4cdb5e3b8e628a5f25ee3f83d25551c
[INFO] running `Command { std: "docker" "start" "-a" "a194c9d70c8e0a95a537bd655186d736a4cdb5e3b8e628a5f25ee3f83d25551c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling GSL v0.4.31
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling distributions v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found keyword `mod`
[INFO] [stdout]  --> src/gaussian.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rand::{mod, Rng, task_rng, TaskRng};
[INFO] [stdout]   |                 ^^^ expected identifier, found keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `mod` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rand::{r#mod, Rng, task_rng, TaskRng};
[INFO] [stdout]   |                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found keyword `mod`
[INFO] [stdout]  --> src/uniform.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rand::{mod, Rng, task_rng, TaskRng};
[INFO] [stdout]   |                 ^^^ expected identifier, found keyword
[INFO] [stdout]   |
[INFO] [stdout] help: escape `mod` to use it as an identifier
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rand::{r#mod, Rng, task_rng, TaskRng};
[INFO] [stdout]   |                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `rand` in `std`
[INFO] [stdout]  --> src/gaussian.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rand::distributions::{Sample, Normal,IndependentSample};
[INFO] [stdout]   |          ^^^^ could not find `rand` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::rand`
[INFO] [stdout]  --> src/gaussian.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rand::{mod, Rng, task_rng, TaskRng};
[INFO] [stdout]   |          ^^^^ could not find `rand` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/gaussian.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this unresolved item through its public re-export instead
[INFO] [stdout]   |
[INFO] [stdout] 4 - use std::num::Float;
[INFO] [stdout] 4 + use Float;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `rand` in `std`
[INFO] [stdout]  --> src/uniform.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rand::distributions::{Sample, Normal,IndependentSample};
[INFO] [stdout]   |          ^^^^ could not find `rand` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::rand`
[INFO] [stdout]  --> src/uniform.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::rand::{mod, Rng, task_rng, TaskRng};
[INFO] [stdout]   |          ^^^^ could not find `rand` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> src/uniform.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this unresolved item through its public re-export instead
[INFO] [stdout]   |
[INFO] [stdout] 4 - use std::num::Float;
[INFO] [stdout] 4 + use Float;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `experimental` in this scope
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![experimental]
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(non_ascii_idents)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `non_ascii_idents` has been stable since `1.53.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `non_ascii_idents` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(non_ascii_idents)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `distributions` (lib) due to 11 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a194c9d70c8e0a95a537bd655186d736a4cdb5e3b8e628a5f25ee3f83d25551c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a194c9d70c8e0a95a537bd655186d736a4cdb5e3b8e628a5f25ee3f83d25551c", kill_on_drop: false }`
[INFO] [stdout] a194c9d70c8e0a95a537bd655186d736a4cdb5e3b8e628a5f25ee3f83d25551c
