[INFO] cloning repository https://github.com/yushui6666/Rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yushui6666/Rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyushui6666%2FRust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyushui6666%2FRust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b827828ecd692faa95e55128e86efd14fae7901
[INFO] fixing yushui6666/Rust-learn against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyushui6666%2FRust-learn" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yushui6666/Rust-learn
[INFO] finished tweaking git repo https://github.com/yushui6666/Rust-learn
[INFO] tweaked toml for git repo https://github.com/yushui6666/Rust-learn written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yushui6666/Rust-learn on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yushui6666/Rust-learn 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-7-tc1/source/error/error1/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8
[INFO] running `Command { std: "docker" "start" "a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/error/error1/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking Trait v0.1.0 (/opt/rustwide/workdir/Trait)
[INFO] [stderr]     Checking Test v0.1.0 (/opt/rustwide/workdir/Test)
[INFO] [stderr]     Checking first_made_Mini_Grep v0.1.0 (/opt/rustwide/workdir/first_made_Mini_Grep)
[INFO] [stderr]     Checking fanxing v0.1.0 (/opt/rustwide/workdir/fanxing)
[INFO] [stderr]     Checking hanshu1 v0.1.0 (/opt/rustwide/workdir/hanshu/hanshu1)
[INFO] [stderr]     Checking struct1 v0.1.0 (/opt/rustwide/workdir/struct/struct1)
[INFO] [stderr]     Checking qiepian1 v0.1.0 (/opt/rustwide/workdir/qiepian/qiepian1)
[INFO] [stdout] warning: type `fang` should have an upper camel case name
[INFO] [stdout]  --> Test/src/lib.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct fang {
[INFO] [stdout]   |        ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Fang`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking vec1 v0.1.0 (/opt/rustwide/workdir/vec/vec1)
[INFO] [stdout] warning: struct `fang` is never constructed
[INFO] [stdout]  --> Test/src/lib.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct fang {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bigger` is never used
[INFO] [stdout]  --> Test/src/lib.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl fang {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 7 |     fn bigger(&self,other:&fang)->bool {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Test` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `test`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `first_made_Mini_Grep` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `first_made_mini_grep`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Trait` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `trait`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `biaoge` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum biaoge {
[INFO] [stdout]   |      ^^^^^^ help: convert the identifier to upper camel case: `Biaoge`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `int` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |         int(i32),
[INFO] [stdout]   |         ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `flout` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         flout(f32),
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Flout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `str` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         str(String),
[INFO] [stdout]   |         ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]   --> vec/vec1/src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let row =  vec![
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vec/vec1/src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |         int(i32),
[INFO] [stdout]   |         --- ^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 2 -         int(i32),
[INFO] [stdout] 2 +         int(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking error1 v0.1.0 (/opt/rustwide/workdir/error/error1)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vec/vec1/src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |         flout(f32),
[INFO] [stdout]   |         ----- ^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 3 -         flout(f32),
[INFO] [stdout] 3 +         flout(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vec/vec1/src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |         str(String),
[INFO] [stdout]   |         --- ^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 4 -         str(String),
[INFO] [stdout] 4 +         str(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hashmap1 v0.1.0 (/opt/rustwide/workdir/hashmap/hashmap1)
[INFO] [stderr]     Checking life_time v0.1.0 (/opt/rustwide/workdir/life_time)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> error/error1/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> error/error1/src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let f =  File::open("text.txt")?.read_to_string(&mut name)?;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]   --> error/error1/src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let num = "56".parse::<i32>()?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Res` should have a snake case name
[INFO] [stdout]   --> error/error1/src/main.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn Res() -> Result<String, MyError> {
[INFO] [stdout]    |    ^^^ help: convert the identifier to snake case: `res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking shiyan1 v0.1.0 (/opt/rustwide/workdir/shiyan/shiyan1)
[INFO] [stderr]     Checking lckz1 v0.1.0 (/opt/rustwide/workdir/lckz/lckz1)
[INFO] [stderr]     Checking meiju1 v0.1.0 (/opt/rustwide/workdir/meiju/meiju1)
[INFO] [stderr]     Checking suoyou1 v0.1.0 (/opt/rustwide/workdir/suoyou/suoyou1)
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]  --> shiyan/shiyan1/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::Rng;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> suoyou/suoyou1/src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let  mut  s = String::from("hello");
[INFO] [stdout]    |          -----^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> suoyou/suoyou1/src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let  mut  s = String::from("hello");
[INFO] [stdout]    |          -----^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> error/error1/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> error/error1/src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let f =  File::open("text.txt")?.read_to_string(&mut name)?;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]   --> error/error1/src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let num = "56".parse::<i32>()?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Res` should have a snake case name
[INFO] [stdout]   --> error/error1/src/main.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn Res() -> Result<String, MyError> {
[INFO] [stdout]    |    ^^^ help: convert the identifier to snake case: `res`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bianliang1 v0.1.0 (/opt/rustwide/workdir/bianliang/bianliang1)
[INFO] [stderr]     Checking data1 v0.1.0 (/opt/rustwide/workdir/data/data1)
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]  --> shiyan/shiyan1/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::Rng;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `rand` in this scope
[INFO] [stdout]  --> shiyan/shiyan1/src/main.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let snum = rand::rng().random_range(1..=100);
[INFO] [stdout]   |                ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shiyan1` (bin "shiyan1") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `std::string`
[INFO] [stdout]  --> bianliang/bianliang1/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::string;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string`
[INFO] [stdout]  --> bianliang/bianliang1/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::string;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `rand` in this scope
[INFO] [stdout]  --> shiyan/shiyan1/src/main.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let snum = rand::rng().random_range(1..=100);
[INFO] [stdout]   |                ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shiyan1` (bin "shiyan1" test) due to 2 previous errors
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> data/data1/src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let a: i32 = 100;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> data/data1/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let b: u32 = 200;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> data/data1/src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let x: f32 = 3.14;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> data/data1/src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let y: f64 = 2.71828;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> data/data1/src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let t: bool = true;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> data/data1/src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let c: char = 'R';
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `biaoge` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum biaoge {
[INFO] [stdout]   |      ^^^^^^ help: convert the identifier to upper camel case: `Biaoge`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `int` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |         int(i32),
[INFO] [stdout]   |         ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Int`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `flout` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         flout(f32),
[INFO] [stdout]   |         ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Flout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `str` should have an upper camel case name
[INFO] [stdout]  --> vec/vec1/src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         str(String),
[INFO] [stdout]   |         ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]   --> vec/vec1/src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let row =  vec![
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vec/vec1/src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 |         int(i32),
[INFO] [stdout]   |         --- ^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 2 -         int(i32),
[INFO] [stdout] 2 +         int(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vec/vec1/src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 |         flout(f32),
[INFO] [stdout]   |         ----- ^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 3 -         flout(f32),
[INFO] [stdout] 3 +         flout(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vec/vec1/src/main.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |         str(String),
[INFO] [stdout]   |         --- ^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 4 -         str(String),
[INFO] [stdout] 4 +         str(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8", kill_on_drop: false }`
[INFO] [stdout] a40ca023bd1fc2b18704ae016e6ed4589ac0173f4c295eeffc27695d871b5aa8
