[INFO] fetching crate distributions 0.0.2...
[INFO] testing distributions-0.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate distributions 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate distributions 0.0.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb67501598490696f91e5e7acf41383071ba9a9e5e678069830843a59a3d7c3e
[INFO] running `Command { std: "docker" "start" "-a" "eb67501598490696f91e5e7acf41383071ba9a9e5e678069830843a59a3d7c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb67501598490696f91e5e7acf41383071ba9a9e5e678069830843a59a3d7c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb67501598490696f91e5e7acf41383071ba9a9e5e678069830843a59a3d7c3e", kill_on_drop: false }`
[INFO] [stdout] eb67501598490696f91e5e7acf41383071ba9a9e5e678069830843a59a3d7c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48a9d5f8c525702033e49e87e88d712b303b1a303574d433b0378724177a6214
[INFO] running `Command { std: "docker" "start" "-a" "48a9d5f8c525702033e49e87e88d712b303b1a303574d433b0378724177a6214", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling GSL v0.4.31
[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: invalid suffix `i` for number literal
[INFO] [stdout]   --> src/gaussian.rs:68:22
[INFO] [stdout]    |
[INFO] [stdout] 68 |     for _ in range(0,20i) {
[INFO] [stdout]    |                      ^^^ invalid suffix `i`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[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: invalid suffix `u` for number literal
[INFO] [stdout]   --> src/uniform.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |     for _ in range(0u, 99u) {
[INFO] [stdout]    |                    ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for number literal
[INFO] [stdout]   --> src/uniform.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout] 74 |     for _ in range(0u, 99u) {
[INFO] [stdout]    |                        ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
[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] 
[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] 
[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: cannot determine resolution for the attribute macro `test`
[INFO] [stdout]   --> src/gaussian.rs:65:3
[INFO] [stdout]    |
[INFO] [stdout] 65 | #[test]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `test`
[INFO] [stdout]   --> src/gaussian.rs:72:3
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[test]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `test`
[INFO] [stdout]   --> src/gaussian.rs:80:3
[INFO] [stdout]    |
[INFO] [stdout] 80 | #[test]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `test`
[INFO] [stdout]   --> src/uniform.rs:71:3
[INFO] [stdout]    |
[INFO] [stdout] 71 | #[test]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Normal`
[INFO] [stdout]   --> src/gaussian.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |             distri: Normal::new(mu,sigma),
[INFO] [stdout]    |                     ^^^^^^ use of undeclared type `Normal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Normal` in this scope
[INFO] [stdout]   --> src/gaussian.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     distri: Normal,
[INFO] [stdout]    |             ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `std::num::FpCategory::Normal` and 1 other; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 11 |     distri: std::num::FpCategory,
[INFO] [stdout]    |             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 11 |     distri: std::path::Component,
[INFO] [stdout]    |             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Sample` in this scope
[INFO] [stdout]   --> src/gaussian.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Sample<f64> for Gaussian {
[INFO] [stdout]    |      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `IndependentSample` in this scope
[INFO] [stdout]   --> src/gaussian.rs:28:6
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl IndependentSample<f64> for Gaussian {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> src/gaussian.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 |     for _ in range(0,20i) {
[INFO] [stdout]    |              ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::slice::range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Sample` in this scope
[INFO] [stdout]   --> src/uniform.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Sample<f64> for Uniform {
[INFO] [stdout]    |      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `IndependentSample` in this scope
[INFO] [stdout]   --> src/uniform.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl IndependentSample<f64> for Uniform {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> src/uniform.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |     for _ in range(0u, 99u) {
[INFO] [stdout]    |              ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::slice::range;
[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] error: aborting due to 26 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0432, E0433, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `distributions` due to 27 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "48a9d5f8c525702033e49e87e88d712b303b1a303574d433b0378724177a6214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a9d5f8c525702033e49e87e88d712b303b1a303574d433b0378724177a6214", kill_on_drop: false }`
[INFO] [stdout] 48a9d5f8c525702033e49e87e88d712b303b1a303574d433b0378724177a6214