[INFO] fetching crate prio 0.12.2...
[INFO] checking prio-0.12.2 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate prio 0.12.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate prio 0.12.2 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prio 0.12.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate prio 0.12.2
[INFO] tweaked toml for crates.io crate prio 0.12.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate prio 0.12.2 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e354cf5f972846278c72a46897b8e38ba228414de739175f4a35e833753f576
[INFO] running `Command { std: "docker" "start" "-a" "3e354cf5f972846278c72a46897b8e38ba228414de739175f4a35e833753f576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e354cf5f972846278c72a46897b8e38ba228414de739175f4a35e833753f576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e354cf5f972846278c72a46897b8e38ba228414de739175f4a35e833753f576", kill_on_drop: false }`
[INFO] [stdout] 3e354cf5f972846278c72a46897b8e38ba228414de739175f4a35e833753f576
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d79c51ffd54f32850a822d7edb5d2f631ee570131f39c7ea62440b0e0ec7764
[INFO] running `Command { std: "docker" "start" "-a" "7d79c51ffd54f32850a822d7edb5d2f631ee570131f39c7ea62440b0e0ec7764", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
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[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon-core v1.11.0
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[INFO] [stderr]     Checking prio v0.12.2 (/opt/rustwide/workdir)
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[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]  --> src/fp.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{prelude::*, Rng};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]    --> src/polynomial.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]    --> src/vdaf.rs:376:9
[INFO] [stdout]     |
[INFO] [stdout] 376 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]     --> src/vdaf/prio3.rs:1242:9
[INFO] [stdout]      |
[INFO] [stdout] 1242 |     use rand::prelude::*;
[INFO] [stdout]      |         ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]  --> src/fp.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{prelude::*, Rng};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]    --> src/fp.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let uniform = rand::distributions::Uniform::from(0..self.p);
[INFO] [stdout]     |                       ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rand`
[INFO] [stdout]    --> src/fp.rs:520:23
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let mut rng = rand::thread_rng();
[INFO] [stdout]     |                       ^^^^ use of undeclared crate or module `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random` in this scope
[INFO] [stdout]    --> src/polynomial.rs:340:39
[INFO] [stdout]     |
[INFO] [stdout] 340 |             .map(|_| FieldPrio2::from(random::<u32>()))
[INFO] [stdout]     |                                       ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in this scope
[INFO] [stdout]    --> src/vdaf.rs:377:19
[INFO] [stdout]     |
[INFO] [stdout] 377 |     let mut rng = thread_rng();
[INFO] [stdout]     |                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in this scope
[INFO] [stdout]     --> src/vdaf/prio3.rs:1252:9
[INFO] [stdout]      |
[INFO] [stdout] 1252 |         thread_rng().fill(&mut verify_key[..]);
[INFO] [stdout]      |         ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in this scope
[INFO] [stdout]     --> src/vdaf/prio3.rs:1253:9
[INFO] [stdout]      |
[INFO] [stdout] 1253 |         thread_rng().fill(&mut nonce[..]);
[INFO] [stdout]      |         ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in this scope
[INFO] [stdout]     --> src/vdaf/prio3.rs:1280:9
[INFO] [stdout]      |
[INFO] [stdout] 1280 |         thread_rng().fill(&mut verify_key[..]);
[INFO] [stdout]      |         ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in this scope
[INFO] [stdout]     --> src/vdaf/prio3.rs:1604:9
[INFO] [stdout]      |
[INFO] [stdout] 1604 |         thread_rng().fill(&mut verify_key[..]);
[INFO] [stdout]      |         ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prio` (lib test) due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "7d79c51ffd54f32850a822d7edb5d2f631ee570131f39c7ea62440b0e0ec7764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d79c51ffd54f32850a822d7edb5d2f631ee570131f39c7ea62440b0e0ec7764", kill_on_drop: false }`
[INFO] [stdout] 7d79c51ffd54f32850a822d7edb5d2f631ee570131f39c7ea62440b0e0ec7764
