[INFO] cloning repository https://github.com/suhanyujie/rust-cookbook-note
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suhanyujie/rust-cookbook-note" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhanyujie%2Frust-cookbook-note", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhanyujie%2Frust-cookbook-note'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66acbfcbeae3d5f99905786b9c84192c43e47560
[INFO] testing suhanyujie/rust-cookbook-note against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhanyujie%2Frust-cookbook-note" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/suhanyujie/rust-cookbook-note
[INFO] finished tweaking git repo https://github.com/suhanyujie/rust-cookbook-note
[INFO] tweaked toml for git repo https://github.com/suhanyujie/rust-cookbook-note written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/suhanyujie/rust-cookbook-note on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/suhanyujie/rust-cookbook-note 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded chrono v0.4.13
[INFO] [stderr]   Downloaded ntapi v0.3.4
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] [stderr]   Downloaded hyper v0.14.4
[INFO] [stderr]   Downloaded tokio v1.16.1
[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_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aeaa18ee0ac936b3b2e233b81b2c0fcfc38a6e3d91a2d03d1c6609a1319cf1d
[INFO] running `Command { std: "docker" "start" "-a" "3aeaa18ee0ac936b3b2e233b81b2c0fcfc38a6e3d91a2d03d1c6609a1319cf1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aeaa18ee0ac936b3b2e233b81b2c0fcfc38a6e3d91a2d03d1c6609a1319cf1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aeaa18ee0ac936b3b2e233b81b2c0fcfc38a6e3d91a2d03d1c6609a1319cf1d", kill_on_drop: false }`
[INFO] [stdout] 3aeaa18ee0ac936b3b2e233b81b2c0fcfc38a6e3d91a2d03d1c6609a1319cf1d
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c51468ab659d8c9d26faa7320458ad7c79ab9c941625010e4d5972bb8c0268dd
[INFO] running `Command { std: "docker" "start" "-a" "c51468ab659d8c9d26faa7320458ad7c79ab9c941625010e4d5972bb8c0268dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling cookbook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/notes/alpha.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/notes/copy_trait.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Div`, `Mul`, and `Sub`
[INFO] [stdout]  --> src/notes/op_rhs.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{Add, Div, Mul, Sub};
[INFO] [stdout]   |                     ^^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `notes::alpha`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use notes::alpha;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/notes/alpha.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(dyn_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     process::exit(-1);
[INFO] [stdout]    |     ----------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 24 |     command::try_with_test_param();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/algorithm.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut rng = rand::thread_rng();
[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] warning: unused variable: `status`
[INFO] [stdout]   --> src/command.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             status,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `status: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stderr`
[INFO] [stdout]   --> src/command.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             stderr,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `stderr: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p_duck`
[INFO] [stdout]   --> src/notes/alpha.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn print_traitobject(p_duck: &dyn Bird) {
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_duck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d3`
[INFO] [stdout]   --> src/notes/alpha.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let d3 = d2 as &dyn Bird;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]   --> src/notes/copy_trait.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let v2 = v1;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for i in 0..COUNT {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for i in 0..COUNT {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/notes/process_data_competition.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         MyData(data1) => {
[INFO] [stdout]    |         ------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 83 |         _ => {
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 for i in 0..COUNT {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 for i in 0..COUNT {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_a_u8_num` is never used
[INFO] [stdout]   --> src/algorithm.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn gen_a_u8_num() -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_a_i32_num` is never used
[INFO] [stdout]   --> src/algorithm.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn gen_a_i32_num() -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_random_within_range` is never used
[INFO] [stdout]   --> src/algorithm.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn gen_random_within_range(min: isize, max: isize) -> isize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> src/algorithm.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Point {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 71 |     x: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 72 |     y: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_random_string` is never used
[INFO] [stdout]   --> src/algorithm.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn get_random_string(length: u8) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_random_string_from_customer_str` is never used
[INFO] [stdout]    --> src/algorithm.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn get_random_string_from_customer_str(length: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Bird` is never used
[INFO] [stdout]  --> src/notes/alpha.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait Bird {
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Duck` is never constructed
[INFO] [stdout]  --> src/notes/alpha.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Duck;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Swan` is never constructed
[INFO] [stdout]   --> src/notes/alpha.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Swan;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_traitobject` is never used
[INFO] [stdout]   --> src/notes/alpha.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn print_traitobject(p_duck: &dyn Bird) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/notes/alpha.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x_value` and `y_value` are never read
[INFO] [stdout]   --> src/notes/copy_trait.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Point {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 11 |     x_value: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     y_value: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> src/notes/op_rhs.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Point {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyVec` is never constructed
[INFO] [stdout]   --> src/notes/op_rhs.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct MyVec(Vec<u32>);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyData0` is never constructed
[INFO] [stdout]   --> src/notes/process_data_competition.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct MyData0(Rc<isize>);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/notes/process_data_competition.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl MyData0 {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 18 |     pub fn new(num: isize) -> MyData0 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyData` is never constructed
[INFO] [stdout]   --> src/notes/process_data_competition.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct MyData(Arc<Mutex<isize>>);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/notes/process_data_competition.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl MyData {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 27 |     pub fn new(num: isize) -> MyData {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_resolve_competition` is never used
[INFO] [stdout]   --> src/notes/process_data_competition.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn test_resolve_competition() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_bubble` is never used
[INFO] [stdout]  --> src/notes/sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn simple_bubble(arr: &mut Vec<i32>) -> &Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert` is never used
[INFO] [stdout]   --> src/notes/sort.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn insert(arr: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shell_sort` is never used
[INFO] [stdout]   --> src/notes/sort.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn shell_sort(arr: &Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_shell_addition_rate` is never used
[INFO] [stdout]   --> src/notes/sort.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn get_shell_addition_rate(l: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one_file_func` is never used
[INFO] [stdout]  --> src/notes/test_module/one_file.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn one_file_func() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Human` is never used
[INFO] [stdout]  --> src/notes/test_module/one_file.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Human {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, and `age` are never read
[INFO] [stdout]   --> src/notes/test_module/one_file.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Stu {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 13 |     id: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 14 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     age: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stu` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.22s
[INFO] running `Command { std: "docker" "inspect" "c51468ab659d8c9d26faa7320458ad7c79ab9c941625010e4d5972bb8c0268dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51468ab659d8c9d26faa7320458ad7c79ab9c941625010e4d5972bb8c0268dd", kill_on_drop: false }`
[INFO] [stdout] c51468ab659d8c9d26faa7320458ad7c79ab9c941625010e4d5972bb8c0268dd
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f17ac8fd44964e6cdfae1479a84a8938b95ec62a0db9eee5199505606781b048
[INFO] running `Command { std: "docker" "start" "-a" "f17ac8fd44964e6cdfae1479a84a8938b95ec62a0db9eee5199505606781b048", kill_on_drop: false }`
[INFO] [stderr]    Compiling cookbook v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/notes/alpha.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/notes/copy_trait.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Div`, `Mul`, and `Sub`
[INFO] [stdout]  --> src/notes/op_rhs.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{Add, Div, Mul, Sub};
[INFO] [stdout]   |                     ^^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `notes::alpha`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use notes::alpha;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/notes/alpha.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(dyn_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     process::exit(-1);
[INFO] [stdout]    |     ----------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 24 |     command::try_with_test_param();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/algorithm.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut rng = rand::thread_rng();
[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] warning: unused variable: `status`
[INFO] [stdout]   --> src/command.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             status,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `status: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stderr`
[INFO] [stdout]   --> src/command.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             stderr,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `stderr: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p_duck`
[INFO] [stdout]   --> src/notes/alpha.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn print_traitobject(p_duck: &dyn Bird) {
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_duck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d3`
[INFO] [stdout]   --> src/notes/alpha.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let d3 = d2 as &dyn Bird;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]   --> src/notes/copy_trait.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let v2 = v1;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for i in 0..COUNT {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for i in 0..COUNT {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/notes/process_data_competition.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         MyData(data1) => {
[INFO] [stdout]    |         ------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 83 |         _ => {
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 for i in 0..COUNT {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/notes/process_data_competition.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 for i in 0..COUNT {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_a_u8_num` is never used
[INFO] [stdout]   --> src/algorithm.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn gen_a_u8_num() -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_a_i32_num` is never used
[INFO] [stdout]   --> src/algorithm.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn gen_a_i32_num() -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gen_random_within_range` is never used
[INFO] [stdout]   --> src/algorithm.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn gen_random_within_range(min: isize, max: isize) -> isize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> src/algorithm.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Point {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 71 |     x: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 72 |     y: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Bird` is never used
[INFO] [stdout]  --> src/notes/alpha.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | trait Bird {
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Duck` is never constructed
[INFO] [stdout]  --> src/notes/alpha.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Duck;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Swan` is never constructed
[INFO] [stdout]   --> src/notes/alpha.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Swan;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_traitobject` is never used
[INFO] [stdout]   --> src/notes/alpha.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn print_traitobject(p_duck: &dyn Bird) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/notes/alpha.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x_value` and `y_value` are never read
[INFO] [stdout]   --> src/notes/copy_trait.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Point {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 11 |     x_value: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     y_value: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyData0` is never constructed
[INFO] [stdout]   --> src/notes/process_data_competition.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct MyData0(Rc<isize>);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/notes/process_data_competition.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl MyData0 {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 18 |     pub fn new(num: isize) -> MyData0 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyData` is never constructed
[INFO] [stdout]   --> src/notes/process_data_competition.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct MyData(Arc<Mutex<isize>>);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/notes/process_data_competition.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl MyData {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 27 |     pub fn new(num: isize) -> MyData {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_resolve_competition` is never used
[INFO] [stdout]   --> src/notes/process_data_competition.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn test_resolve_competition() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shell_sort` is never used
[INFO] [stdout]   --> src/notes/sort.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn shell_sort(arr: &Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_shell_addition_rate` is never used
[INFO] [stdout]   --> src/notes/sort.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn get_shell_addition_rate(l: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one_file_func` is never used
[INFO] [stdout]  --> src/notes/test_module/one_file.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn one_file_func() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Human` is never used
[INFO] [stdout]  --> src/notes/test_module/one_file.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Human {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `name`, and `age` are never read
[INFO] [stdout]   --> src/notes/test_module/one_file.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Stu {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 13 |     id: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 14 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     age: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stu` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f17ac8fd44964e6cdfae1479a84a8938b95ec62a0db9eee5199505606781b048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f17ac8fd44964e6cdfae1479a84a8938b95ec62a0db9eee5199505606781b048", kill_on_drop: false }`
[INFO] [stdout] f17ac8fd44964e6cdfae1479a84a8938b95ec62a0db9eee5199505606781b048
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bff9f99d3c2a8110af7d4bc92e465a37e7bcdd2254df21710f60deff4493e502
[INFO] running `Command { std: "docker" "start" "-a" "bff9f99d3c2a8110af7d4bc92e465a37e7bcdd2254df21710f60deff4493e502", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/notes/alpha.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/notes/copy_trait.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Div`, `Mul`, and `Sub`
[INFO] [stderr]  --> src/notes/op_rhs.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::{Add, Div, Mul, Sub};
[INFO] [stderr]   |                     ^^^  ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `notes::alpha`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use notes::alpha;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/notes/alpha.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(dyn_trait)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     process::exit(-1);
[INFO] [stderr]    |     ----------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 24 |     command::try_with_test_param();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/algorithm.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `status`
[INFO] [stderr]   --> src/command.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             status,
[INFO] [stderr]    |             ^^^^^^ help: try ignoring the field: `status: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stderr`
[INFO] [stderr]   --> src/command.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |             stderr,
[INFO] [stderr]    |             ^^^^^^ help: try ignoring the field: `stderr: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p_duck`
[INFO] [stderr]   --> src/notes/alpha.rs:24:22
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn print_traitobject(p_duck: &dyn Bird) {
[INFO] [stderr]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_p_duck`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d3`
[INFO] [stderr]   --> src/notes/alpha.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let d3 = d2 as &dyn Bird;
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_d3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v2`
[INFO] [stderr]   --> src/notes/copy_trait.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let v2 = v1;
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/notes/process_data_competition.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for i in 0..COUNT {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/notes/process_data_competition.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         for i in 0..COUNT {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/notes/process_data_competition.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         MyData(data1) => {
[INFO] [stderr]    |         ------------- matches any value
[INFO] [stderr] ...
[INFO] [stderr] 83 |         _ => {
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/notes/process_data_competition.rs:66:21
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 for i in 0..COUNT {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/notes/process_data_competition.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 for i in 0..COUNT {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: function `gen_a_u8_num` is never used
[INFO] [stderr]   --> src/algorithm.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn gen_a_u8_num() -> u8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `gen_a_i32_num` is never used
[INFO] [stderr]   --> src/algorithm.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn gen_a_i32_num() -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `gen_random_within_range` is never used
[INFO] [stderr]   --> src/algorithm.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub fn gen_random_within_range(min: isize, max: isize) -> isize {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `x` and `y` are never read
[INFO] [stderr]   --> src/algorithm.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | struct Point {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 71 |     x: i32,
[INFO] [stderr]    |     ^
[INFO] [stderr] 72 |     y: i32,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Bird` is never used
[INFO] [stderr]  --> src/notes/alpha.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 | trait Bird {
[INFO] [stderr]   |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Duck` is never constructed
[INFO] [stderr]  --> src/notes/alpha.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Duck;
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Swan` is never constructed
[INFO] [stderr]   --> src/notes/alpha.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Swan;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_traitobject` is never used
[INFO] [stderr]   --> src/notes/alpha.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn print_traitobject(p_duck: &dyn Bird) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run` is never used
[INFO] [stderr]   --> src/notes/alpha.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn run() {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `x_value` and `y_value` are never read
[INFO] [stderr]   --> src/notes/copy_trait.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Point {
[INFO] [stderr]    |        ----- fields in this struct
[INFO] [stderr] 11 |     x_value: i32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 12 |     y_value: i32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyData0` is never constructed
[INFO] [stderr]   --> src/notes/process_data_competition.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct MyData0(Rc<isize>);
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/notes/process_data_competition.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl MyData0 {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 18 |     pub fn new(num: isize) -> MyData0 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyData` is never constructed
[INFO] [stderr]   --> src/notes/process_data_competition.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct MyData(Arc<Mutex<isize>>);
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/notes/process_data_competition.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl MyData {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] 27 |     pub fn new(num: isize) -> MyData {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_resolve_competition` is never used
[INFO] [stderr]   --> src/notes/process_data_competition.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn test_resolve_competition() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `shell_sort` is never used
[INFO] [stderr]   --> src/notes/sort.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn shell_sort(arr: &Vec<i32>) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_shell_addition_rate` is never used
[INFO] [stderr]   --> src/notes/sort.rs:49:4
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn get_shell_addition_rate(l: usize) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `one_file_func` is never used
[INFO] [stderr]  --> src/notes/test_module/one_file.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn one_file_func() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Human` is never used
[INFO] [stderr]  --> src/notes/test_module/one_file.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | trait Human {
[INFO] [stderr]   |       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `name`, and `age` are never read
[INFO] [stderr]   --> src/notes/test_module/one_file.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Stu {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] 13 |     id: i32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 14 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 15 |     age: u8,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Stu` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `cookbook` (bin "cookbook" test) generated 38 warnings (run `cargo fix --bin "cookbook" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cookbook-f5ac160ea359ec71)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test algorithm::test_get_random_string ... ok
[INFO] [stdout] test algorithm::test_get_random_string_from_customer_str ... ok
[INFO] [stdout] test notes::op_rhs::tests::test_point_add ... ok
[INFO] [stdout] test notes::op_rhs::tests::test_vec_plus ... ok
[INFO] [stdout] test algorithm::tests::test_float_sort ... ok
[INFO] [stdout] test notes::sort::tests::test_insert ... ok
[INFO] [stdout] test notes::sort::tests::test_simple_bubble ... ok
[INFO] [stdout] test algorithm::tests::test_int_sort ... FAILED
[INFO] [stdout] test notes::sort::tests::test_get_a_vec ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- algorithm::tests::test_int_sort stdout ----
[INFO] [stdout] the num is:[21, 32, 43, 67, 90, 98, 121]
[INFO] [stdout] 
[INFO] [stdout] thread 'algorithm::tests::test_int_sort' panicked at src/algorithm.rs:18:9:
[INFO] [stdout] assertion failed: false
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6545ffc90d12 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6545ffc90d12 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6545ffc90d12 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6545ffc90d12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6545ffcb6b43 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6545ffcb6b43 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x6545ffc8dc93 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6545ffc8dc93 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6545ffc90b62 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6545ffc92299 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6545ffc920ce - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x6545ffc23904 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x6545ffc23904 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6545ffc92d6e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6545ffc92d6e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6545ffc92a06 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x6545ffc91219 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x6545ffc926cd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6545ffcb51e0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6545ffcb526c - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x6545ffbe98af - cookbook::algorithm::tests::test_int_sort::h3bfc9a4b0c2029bd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/algorithm.rs:18:9
[INFO] [stdout]   21:     0x6545ffbe9877 - cookbook::algorithm::tests::test_int_sort::{{closure}}::h72b9b2193ab4358b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/algorithm.rs:16:23
[INFO] [stdout]   22:     0x6545ffbe7cd6 - core::ops::function::FnOnce::call_once::h03ce497fa53fa02b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x6545ffc2916b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x6545ffc2916b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x6545ffc282a5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x6545ffc282a5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x6545ffc282a5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x6545ffc282a5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x6545ffc282a5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x6545ffc282a5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x6545ffc282a5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x6545ffbebea4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x6545ffbebea4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x6545ffbef87a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x6545ffbef87a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x6545ffbef87a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x6545ffbef87a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x6545ffbef87a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6545ffbef87a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x6545ffbef87a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x6545ffc95cef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x6545ffc95cef - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x737277695aa4 - <unknown>
[INFO] [stdout]   44:     0x737277722a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- notes::sort::tests::test_get_a_vec stdout ----
[INFO] [stdout] [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
[INFO] [stdout] 
[INFO] [stdout] thread 'notes::sort::tests::test_get_a_vec' panicked at src/notes/sort.rs:84:9:
[INFO] [stdout] assertion failed: false
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6545ffc90d12 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6545ffc90d12 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6545ffc90d12 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6545ffc90d12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6545ffcb6b43 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6545ffcb6b43 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x6545ffc8dc93 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6545ffc8dc93 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6545ffc90b62 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6545ffc92299 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6545ffc920ce - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x6545ffc23904 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x6545ffc23904 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6545ffc92d6e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6545ffc92d6e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6545ffc92a06 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x6545ffc91219 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x6545ffc926cd - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6545ffcb51e0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6545ffcb526c - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x6545ffbea3a7 - cookbook::notes::sort::tests::test_get_a_vec::h672a97eb56317a4a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/notes/sort.rs:84:9
[INFO] [stdout]   21:     0x6545ffbea267 - cookbook::notes::sort::tests::test_get_a_vec::{{closure}}::hbd6af56d9ed3aa3f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/notes/sort.rs:78:24
[INFO] [stdout]   22:     0x6545ffbe7f26 - core::ops::function::FnOnce::call_once::hf8f56ebe1791fb7f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x6545ffc2916b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x6545ffc2916b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x6545ffc282a5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x6545ffc282a5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x6545ffc282a5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x6545ffc282a5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x6545ffc282a5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x6545ffc282a5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x6545ffc282a5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x6545ffbebea4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x6545ffbebea4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x6545ffbef87a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x6545ffbef87a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x6545ffbef87a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x6545ffbef87a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x6545ffbef87a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6545ffbef87a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x6545ffbef87a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x6545ffc95cef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x6545ffc95cef - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x737277695aa4 - <unknown>
[INFO] [stdout]   44:     0x737277722a34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     algorithm::tests::test_int_sort
[INFO] [stdout]     notes::sort::tests::test_get_a_vec
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin cookbook`
[INFO] running `Command { std: "docker" "inspect" "bff9f99d3c2a8110af7d4bc92e465a37e7bcdd2254df21710f60deff4493e502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bff9f99d3c2a8110af7d4bc92e465a37e7bcdd2254df21710f60deff4493e502", kill_on_drop: false }`
[INFO] [stdout] bff9f99d3c2a8110af7d4bc92e465a37e7bcdd2254df21710f60deff4493e502
