[INFO] fetching crate core-dev 0.0.1...
[INFO] checking core-dev-0.0.1 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate core-dev 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate core-dev 0.0.1 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate core-dev 0.0.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate core-dev 0.0.1
[INFO] tweaked toml for crates.io crate core-dev 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate core-dev 0.0.1 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 46e6a69e5ead51ab835c406097685a4a3e61e92f1c250775a8535b98f98876c4
[INFO] running `Command { std: "docker" "start" "-a" "46e6a69e5ead51ab835c406097685a4a3e61e92f1c250775a8535b98f98876c4", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "46e6a69e5ead51ab835c406097685a4a3e61e92f1c250775a8535b98f98876c4", kill_on_drop: false }`
[INFO] [stdout] 46e6a69e5ead51ab835c406097685a4a3e61e92f1c250775a8535b98f98876c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68b629758fac504f7b9e8e2dbb5804436f8e6a5aa20a68767a7554aef452cb64
[INFO] running `Command { std: "docker" "start" "-a" "68b629758fac504f7b9e8e2dbb5804436f8e6a5aa20a68767a7554aef452cb64", kill_on_drop: false }`
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[INFO] [stdout] error[E0433]: failed to resolve: could not find `datetime` in `core_dev`
[INFO] [stdout]  --> examples/time_attrs.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core_dev::datetime::time_attributes::TimeAttributesBuilder;
[INFO] [stdout]   |               ^^^^^^^^ could not find `datetime` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::core`
[INFO] [stdout]  --> tests/test_lib/core.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use core_dev::core::get_execution_time;
[INFO] [stdout]   |                   ^^^^ could not find `core` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::core`
[INFO] [stdout]   --> tests/test_lib/core.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     use core_dev::core::print_execution_time;
[INFO] [stdout]    |                   ^^^^ could not find `core` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::stringlib`
[INFO] [stdout]  --> examples/stringlib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core_dev::stringlib::*;
[INFO] [stdout]   |               ^^^^^^^^^ could not find `stringlib` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `datetime` in `core_dev`
[INFO] [stdout]   --> tests/test_lib/datetime.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |         use core_dev::datetime::time_attributes::TimeAttributesBuilder;
[INFO] [stdout]    |                       ^^^^^^^^ could not find `datetime` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `datetime` in `core_dev`
[INFO] [stdout]   --> tests/test_lib/datetime.rs:56:23
[INFO] [stdout]    |
[INFO] [stdout] 56 |         use core_dev::datetime::datetime::seconds_to_time_map;
[INFO] [stdout]    |                       ^^^^^^^^ could not find `datetime` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::rstest`
[INFO] [stdout]   --> tests/test_lib/datetime.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         use super::rstest;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::assert_ne`
[INFO] [stdout]   --> tests/test_lib/datetime.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         use super::assert_ne;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::assert_ne`
[INFO] [stdout]   --> tests/test_lib/datetime.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         use super::assert_ne;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (example "time_attrs") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `core_dev::algorithms`
[INFO] [stdout]  --> benches/bench_algorithms.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use core_dev::algorithms::two_sum;
[INFO] [stdout]   |               ^^^^^^^^^^ could not find `algorithms` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `generate_ascii_alpha_uppercase` in this scope
[INFO] [stdout]  --> examples/stringlib.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let lower = generate_ascii_alpha_uppercase();
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (test "datetime") due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] error: could not compile `core-dev` (example "stringlib") due to 3 previous errors
[INFO] [stderr] error: could not compile `core-dev` (test "core") due to 3 previous errors
[INFO] [stderr] error: could not compile `core-dev` (bench "bench_algorithms") due to 2 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `color_eyre`
[INFO] [stdout]  --> examples/color_eyre.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use color_eyre::eyre::Result;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `color_eyre`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::random`
[INFO] [stdout]  --> examples/random.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core_dev::random::*;
[INFO] [stdout]   |               ^^^^^^ could not find `random` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::shell`
[INFO] [stdout]   --> tests/test_lib/shell.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use core_dev::shell::run_shell_command;
[INFO] [stdout]    |                   ^^^^^ could not find `shell` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::shell`
[INFO] [stdout]   --> tests/test_lib/shell.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use core_dev::shell::get_output_of_command;
[INFO] [stdout]    |                   ^^^^^ could not find `shell` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::shell`
[INFO] [stdout]   --> tests/test_lib/shell.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     use core_dev::shell::get_stdout_in_zsh;
[INFO] [stdout]    |                   ^^^^^ could not find `shell` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::rstest`
[INFO] [stdout]  --> tests/test_lib/shell.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     use super::rstest;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (test "shell") due to 4 previous errors; 1 warning emitted
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> examples/example.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Number {
[INFO] [stdout]   |        ------ field in this struct
[INFO] [stdout] 3 |     value: i32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/vectors.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let mut new_vector: Vec<String> = Vec::new();
[INFO] [stdout]   |         ----^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random_float` in this scope
[INFO] [stdout]  --> examples/random.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let rf = random_float();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_vector` is never used
[INFO] [stdout]  --> examples/vectors.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn get_vector() -> Vec<String> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random_digit` in this scope
[INFO] [stdout]  --> examples/random.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let rd = random_digit();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random_alpha_upper_char` in this scope
[INFO] [stdout]   --> examples/random.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let rc = random_alpha_upper_char();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random_alpha_lower_char` in this scope
[INFO] [stdout]   --> examples/random.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let rc = random_alpha_lower_char();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `color_eyre`
[INFO] [stdout]  --> examples/color_eyre.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     color_eyre::install()?;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `color_eyre`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `aesthetics` in `core_dev`
[INFO] [stdout]   --> tests/test_lib/aesthetics.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |     use core_dev::aesthetics::ansi::red;
[INFO] [stdout]    |                   ^^^^^^^^^^ could not find `aesthetics` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `aesthetics` in `core_dev`
[INFO] [stdout]   --> tests/test_lib/aesthetics.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |     use core_dev::aesthetics::ansi::red_bold;
[INFO] [stdout]    |                   ^^^^^^^^^^ could not find `aesthetics` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `aesthetics` in `core_dev`
[INFO] [stdout]   --> tests/test_lib/aesthetics.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use core_dev::aesthetics::ansi::red_on_bg;
[INFO] [stdout]    |                   ^^^^^^^^^^ could not find `aesthetics` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/color_eyre.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     panic!("it was me");
[INFO] [stdout]    |     ------------------- any code following this expression is unreachable
[INFO] [stdout] 13 |     // ...
[INFO] [stdout] 14 |     Ok(())
[INFO] [stdout]    |     ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (example "random") due to 6 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (example "color_eyre") due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error[E0432]: unresolved import `core_dev::impl_fixed_color_function`
[INFO] [stdout]   --> tests/test_lib/aesthetics.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     use core_dev::impl_fixed_color_function;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `impl_fixed_color_function` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `paste`
[INFO] [stdout]    --> tests/test_lib/aesthetics.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     use paste::paste;
[INFO] [stdout]     |         ^^^^^ use of undeclared crate or module `paste`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `ansi_term`
[INFO] [stdout]    --> tests/test_lib/aesthetics.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     use ansi_term::Color;
[INFO] [stdout]     |         ^^^^^^^^^ use of undeclared crate or module `ansi_term`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `impl_fixed_color_function`
[INFO] [stdout]    --> tests/test_lib/aesthetics.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         impl_fixed_color_function!(123);
[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: could not find `random` in `core_dev`
[INFO] [stdout]   --> tests/test_lib/random.rs:72:23
[INFO] [stdout]    |
[INFO] [stdout] 72 |         use core_dev::random::traits::RandomChoice;
[INFO] [stdout]    |                       ^^^^^^ could not find `random` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `random` in `core_dev`
[INFO] [stdout]    --> tests/test_lib/random.rs:153:23
[INFO] [stdout]     |
[INFO] [stdout] 153 |         use core_dev::random::traits::RandomFloat;
[INFO] [stdout]     |                       ^^^^^^ could not find `random` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `random` in `core_dev`
[INFO] [stdout]    --> tests/test_lib/random.rs:154:23
[INFO] [stdout]     |
[INFO] [stdout] 154 |         use core_dev::random::traits::RandomInt;
[INFO] [stdout]     |                       ^^^^^^ could not find `random` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::random`
[INFO] [stdout]   --> tests/test_lib/random.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |         use core_dev::random::random_choice;
[INFO] [stdout]    |                       ^^^^^^ could not find `random` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `fixed_color_123` in this scope
[INFO] [stdout]    --> tests/test_lib/aesthetics.rs:108:22
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let result = fixed_color_123(input_content);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 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 `core-dev` (test "aesthetics") due to 9 previous errors
[INFO] [stdout] error[E0599]: no method named `random_choice` found for struct `Vec<i32>` in the current scope
[INFO] [stdout]   --> tests/test_lib/random.rs:82:35
[INFO] [stdout]    |
[INFO] [stdout] 82 |             let item = collection.random_choice();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^ method not found in `Vec<i32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random_choice` found for struct `Vec<i32>` in the current scope
[INFO] [stdout]   --> tests/test_lib/random.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let item = collection.random_choice();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^ method not found in `Vec<i32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random_choice` found for struct `Vec<String>` in the current scope
[INFO] [stdout]    --> tests/test_lib/random.rs:124:35
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let item = collection.random_choice();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^ method not found in `Vec<String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `random_float` found for type `f32` in the current scope
[INFO] [stdout]    --> tests/test_lib/random.rs:158:27
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let rf = f32::random_float();
[INFO] [stdout]     |                           ^^^^^^^^^^^^ function or associated item not found in `f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `random_float` found for type `f64` in the current scope
[INFO] [stdout]    --> tests/test_lib/random.rs:160:27
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let rf = f64::random_float();
[INFO] [stdout]     |                           ^^^^^^^^^^^^ function or associated item not found in `f64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `random_int` found for type `i32` in the current scope
[INFO] [stdout]    --> tests/test_lib/random.rs:162:27
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let rf = i32::random_int();
[INFO] [stdout]     |                           ^^^^^^^^^^ function or associated item not found in `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (test "random") due to 11 previous errors
[INFO] running `Command { std: "docker" "inspect" "68b629758fac504f7b9e8e2dbb5804436f8e6a5aa20a68767a7554aef452cb64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b629758fac504f7b9e8e2dbb5804436f8e6a5aa20a68767a7554aef452cb64", kill_on_drop: false }`
[INFO] [stdout] 68b629758fac504f7b9e8e2dbb5804436f8e6a5aa20a68767a7554aef452cb64
