[INFO] cloning repository https://github.com/TechieTeee/Particle_Swarm_Optimization_Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TechieTeee/Particle_Swarm_Optimization_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechieTeee%2FParticle_Swarm_Optimization_Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechieTeee%2FParticle_Swarm_Optimization_Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b53604ad808288c408b49343a201b82f758e772
[INFO] testing TechieTeee/Particle_Swarm_Optimization_Rust against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechieTeee%2FParticle_Swarm_Optimization_Rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TechieTeee/Particle_Swarm_Optimization_Rust
[INFO] finished tweaking git repo https://github.com/TechieTeee/Particle_Swarm_Optimization_Rust
[INFO] tweaked toml for git repo https://github.com/TechieTeee/Particle_Swarm_Optimization_Rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TechieTeee/Particle_Swarm_Optimization_Rust on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TechieTeee/Particle_Swarm_Optimization_Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--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 14 packages to latest compatible versions
[INFO] [stderr]       Adding cfg-if v1.0.4
[INFO] [stderr]       Adding getrandom v0.2.17
[INFO] [stderr]       Adding libc v0.2.180
[INFO] [stderr]       Adding ppv-lite86 v0.2.21
[INFO] [stderr]       Adding proc-macro2 v1.0.105
[INFO] [stderr]       Adding quote v1.0.43
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_chacha v0.3.1
[INFO] [stderr]       Adding rand_core v0.6.4
[INFO] [stderr]       Adding syn v2.0.114
[INFO] [stderr]       Adding unicode-ident v1.0.22
[INFO] [stderr]       Adding wasi v0.11.1+wasi-snapshot-preview1
[INFO] [stderr]       Adding zerocopy v0.8.33
[INFO] [stderr]       Adding zerocopy-derive v0.8.33
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e62cc0eeee9302b72a4048ec5e4c273bad980cf9dd0da48fbe5eb9679f89a38b
[INFO] running `Command { std: "docker" "start" "-a" "e62cc0eeee9302b72a4048ec5e4c273bad980cf9dd0da48fbe5eb9679f89a38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e62cc0eeee9302b72a4048ec5e4c273bad980cf9dd0da48fbe5eb9679f89a38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62cc0eeee9302b72a4048ec5e4c273bad980cf9dd0da48fbe5eb9679f89a38b", kill_on_drop: false }`
[INFO] [stdout] e62cc0eeee9302b72a4048ec5e4c273bad980cf9dd0da48fbe5eb9679f89a38b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] b922400f84651a0cd6a0239dd5c899becf68fb876cc159fb3c4ba3d71eef603c
[INFO] running `Command { std: "docker" "start" "-a" "b922400f84651a0cd6a0239dd5c899becf68fb876cc159fb3c4ba3d71eef603c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling Particle_Swarm_Algorithm_Optimization_Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `SmallRng` in `rngs`
[INFO] [stdout]    --> src/main.rs:10:31
[INFO] [stdout]     |
[INFO] [stdout]  10 |     let mut rng = rand::rngs::SmallRng::from_seed(seed);
[INFO] [stdout]     |                               ^^^^^^^^ could not find `SmallRng` in `rngs`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rngs/mod.rs:114:52
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[cfg(feature = "small_rng")] pub use self::small::SmallRng;
[INFO] [stdout]     |       ---------------------                        ^^^^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       the item is gated behind the `small_rng` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{Rng, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Particle_Swarm_Algorithm_Optimization_Rust` (bin "Particle_Swarm_Algorithm_Optimization_Rust") due to 1 previous error; 1 warning emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b922400f84651a0cd6a0239dd5c899becf68fb876cc159fb3c4ba3d71eef603c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b922400f84651a0cd6a0239dd5c899becf68fb876cc159fb3c4ba3d71eef603c", kill_on_drop: false }`
[INFO] [stdout] b922400f84651a0cd6a0239dd5c899becf68fb876cc159fb3c4ba3d71eef603c