[INFO] cloning repository https://github.com/arunma/rust_scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arunma/rust_scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farunma%2Frust_scratch", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 810b734d28ae0e63abb6afb6a22b0bfab9fa6313
[INFO] testing arunma/rust_scratch against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farunma%2Frust_scratch" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/arunma/rust_scratch on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/arunma/rust_scratch 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/bin/lifetime_longest_func_ref.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_longest_func_ref.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/bin/dyn_dispatch_type_params.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `hello2` is never used
[INFO] [stdout]   --> src/bin/dyn_dispatch_type_params.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout]  3 | trait Super {
[INFO] [stdout]    |       ----- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn hello2() -> Self
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `part` is never read
[INFO] [stdout]  --> src/bin/lifetime_struct.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ImportantExcerpt<'a> {
[INFO] [stdout]   |        ---------------- field in this struct
[INFO] [stdout] 3 |     part: &'a str,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ImportantExcerpt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/bin/rc_refcell.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout] 7 +     Cons((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display` and `Formatter`
[INFO] [stdout]  --> src/bin/error2.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]  --> src/bin/error2.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     source: CustomErrorB
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomErrorA` is never constructed
[INFO] [stdout]  --> src/bin/error2.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct CustomErrorA{
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_a` is never used
[INFO] [stdout]   --> src/bin/error2.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn error_function_a() -> Result<(), CustomErrorA> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/bin/scratch.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/bin/scratch.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Cow::Owned(_) => println!("I own this slice!"),
[INFO] [stdout]    |         ------------- matches some of the same values
[INFO] [stdout] 21 |         Cow::Borrowed(_) => println!("I own this slice!"),
[INFO] [stdout]    |         ---------------- matches some of the same values
[INFO] [stdout] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Whatev` is never used
[INFO] [stdout]  --> src/bin/impl_traits.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Whatev {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hello` is never constructed
[INFO] [stdout]  --> src/bin/impl_traits.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Hello {}
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/bin/rc.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Cons(i32, Rc<List>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Cons(i32, Rc<List>),
[INFO] [stdout] 24 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bin/refcell.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<T> {
[INFO] [stdout]    |                           ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/bin/try_from_into.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/bin/try_from_into.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             (r @ 0..=255, g @ 0..=255, b @ 0..=255) => Ok(Color {
[INFO] [stdout]    |             --------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 47 |             (_, _, _) => Err(IntoColorError::IntConversion),
[INFO] [stdout]    |             --------- matches some of the same values
[INFO] [stdout] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_stack_overflow.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn foo1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]   |                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_stack_overflow.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn foo2<'a, 'b>(x: &'a u32, y: &'b u32) -> &'a u32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule1` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule11` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn rule11<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule12` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn rule12<'a>(x: &'a u32, y: &'a u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule2` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn rule2(x: &u32) -> &u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hello` is never constructed
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Hello {}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rule3` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl Hello {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/bin/error1.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[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: `f`
[INFO] [stdout]   --> src/bin/error1.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomErrorB` is never constructed
[INFO] [stdout]  --> src/bin/error1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct CustomErrorB{
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_b` is never used
[INFO] [stdout]   --> src/bin/error1.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn error_function_b() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bar` is never used
[INFO] [stdout]  --> src/bin/impl_traits_return_type.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Bar: Debug {
[INFO] [stdout]   |       --- method in this trait
[INFO] [stdout] 4 |     fn bar(&self) -> u32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display` and `Formatter`
[INFO] [stdout]  --> src/bin/error3.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[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: `convert::Infallible`
[INFO] [stdout]  --> src/bin/actixweb.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::Infallible, io};
[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::collections::HashMap`
[INFO] [stdout]  --> src/bin/commit_index.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CustomErrorA` is never constructed
[INFO] [stdout]  --> src/bin/error3.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum AppError {
[INFO] [stdout]   |      -------- variant in this enum
[INFO] [stdout] 8 |     #[error("CustomErrorA with message {message:?}")]
[INFO] [stdout] 9 |     CustomErrorA { message: String },
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_a` is never used
[INFO] [stdout]   --> src/bin/error3.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn error_function_a() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_c` is never used
[INFO] [stdout]   --> src/bin/error3.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn error_function_c() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server3`
[INFO] [stdout]   --> src/bin/actixweb.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let server3 = HttpServer::new(closure)
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index` is never used
[INFO] [stdout]  --> src/bin/actixweb.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | async fn index() -> impl Responder {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello` is never used
[INFO] [stdout]   --> src/bin/actixweb.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | async fn hello() -> io::Result<()> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sqlx-core v0.6.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3de45f950ef5db386b3d942eab6ab9d4302aa9952af2cdc373a94b640291e265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de45f950ef5db386b3d942eab6ab9d4302aa9952af2cdc373a94b640291e265", kill_on_drop: false }`
[INFO] [stdout] 3de45f950ef5db386b3d942eab6ab9d4302aa9952af2cdc373a94b640291e265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e8ed5b7af7b402202e455ac7c8a8a42925de095d4f23751d71dae0f931a121c
[INFO] running `Command { std: "docker" "start" "-a" "0e8ed5b7af7b402202e455ac7c8a8a42925de095d4f23751d71dae0f931a121c", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling concurrent-queue v2.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling serde_qs v0.8.5
[INFO] [stderr]    Compiling claim v0.5.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling retain_mut v0.1.9
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling deadpool-runtime v0.1.2
[INFO] [stderr]    Compiling assert-json-diff v2.0.2
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling async-channel v1.8.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling deadpool v0.9.5
[INFO] [stderr]    Compiling linkify v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling validator v0.16.0
[INFO] [stderr]    Compiling fake v2.3.0
[INFO] [stderr]    Compiling sqlx-core v0.6.2
[INFO] [stderr]    Compiling h2 v0.3.15
[INFO] [stderr]    Compiling local-channel v0.1.3
[INFO] [stderr]    Compiling actix-server v2.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling hyper v0.14.23
[INFO] [stderr]    Compiling actix-http v3.3.0
[INFO] [stderr]    Compiling sqlx-macros v0.6.2
[INFO] [stderr]    Compiling actix-web v4.3.0
[INFO] [stderr]    Compiling hyper-rustls v0.23.2
[INFO] [stderr]    Compiling wiremock v0.5.17
[INFO] [stderr]    Compiling sqlx v0.6.2
[INFO] [stderr]    Compiling reqwest v0.11.14
[INFO] [stderr]    Compiling tracing-actix-web v0.7.2
[INFO] [stderr]    Compiling rust_scratch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Whatev` is never used
[INFO] [stdout]  --> src/bin/impl_traits.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Whatev {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hello` is never constructed
[INFO] [stdout]  --> src/bin/impl_traits.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Hello {}
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/bin/rc.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Cons(i32, Rc<List>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Cons(i32, Rc<List>),
[INFO] [stdout] 24 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/bin/rc.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Cons(i32, Rc<List>),
[INFO] [stdout]    |     ---- ^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Cons(i32, Rc<List>),
[INFO] [stdout] 24 +     Cons((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bin/refcell.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<T> {
[INFO] [stdout]    |                           ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/commit_index.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[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]   --> src/bin/error1.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[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: `f`
[INFO] [stdout]   --> src/bin/error1.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomErrorB` is never constructed
[INFO] [stdout]  --> src/bin/error1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct CustomErrorB{
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_b` is never used
[INFO] [stdout]   --> src/bin/error1.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn error_function_b() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `OpenOptions`, and `io::Write`
[INFO] [stdout]  --> tests/arbitrary2.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |         fs::{File, OpenOptions},
[INFO] [stdout]   |              ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |         io::Write,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `part` is never read
[INFO] [stdout]  --> src/bin/lifetime_struct.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ImportantExcerpt<'a> {
[INFO] [stdout]   |        ---------------- field in this struct
[INFO] [stdout] 3 |     part: &'a str,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ImportantExcerpt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bar` is never used
[INFO] [stdout]  --> src/bin/impl_traits_return_type.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Bar: Debug {
[INFO] [stdout]   |       --- method in this trait
[INFO] [stdout] 4 |     fn bar(&self) -> u32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/bin/try_from_into.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/bin/try_from_into.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             (r @ 0..=255, g @ 0..=255, b @ 0..=255) => Ok(Color {
[INFO] [stdout]    |             --------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 47 |             (_, _, _) => Err(IntoColorError::IntConversion),
[INFO] [stdout]    |             --------- matches some of the same values
[INFO] [stdout] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/bin/lifetime_longest_func_ref.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_longest_func_ref.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display` and `Formatter`
[INFO] [stdout]  --> src/bin/error2.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]  --> src/bin/error2.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     source: CustomErrorB
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomErrorA` is never constructed
[INFO] [stdout]  --> src/bin/error2.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct CustomErrorA{
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_a` is never used
[INFO] [stdout]   --> src/bin/error2.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn error_function_a() -> Result<(), CustomErrorA> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/commit_index.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[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: `super::*`
[INFO] [stdout]  --> tests/world.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `part` is never read
[INFO] [stdout]  --> src/bin/lifetime_struct.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ImportantExcerpt<'a> {
[INFO] [stdout]   |        ---------------- field in this struct
[INFO] [stdout] 3 |     part: &'a str,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ImportantExcerpt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_stack_overflow.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn foo1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]   |                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_stack_overflow.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn foo2<'a, 'b>(x: &'a u32, y: &'b u32) -> &'a u32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `convert::Infallible`
[INFO] [stdout]  --> src/bin/actixweb.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::Infallible, io};
[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: `x`
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule1` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule11` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn rule11<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule12` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn rule12<'a>(x: &'a u32, y: &'a u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule2` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn rule2(x: &u32) -> &u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hello` is never constructed
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Hello {}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rule3` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl Hello {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Whatev` is never used
[INFO] [stdout]  --> src/bin/impl_traits.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Whatev {
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hello` is never constructed
[INFO] [stdout]  --> src/bin/impl_traits.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Hello {}
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/bin/dyn_dispatch_type_params.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Display;
[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: `server3`
[INFO] [stdout]   --> src/bin/actixweb.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let server3 = HttpServer::new(closure)
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `hello2` is never used
[INFO] [stdout]   --> src/bin/dyn_dispatch_type_params.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout]  3 | trait Super {
[INFO] [stdout]    |       ----- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn hello2() -> Self
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index` is never used
[INFO] [stdout]  --> src/bin/actixweb.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | async fn index() -> impl Responder {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello` is never used
[INFO] [stdout]   --> src/bin/actixweb.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | async fn hello() -> io::Result<()> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/bin/error1.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[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: `f`
[INFO] [stdout]   --> src/bin/error1.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomErrorB` is never constructed
[INFO] [stdout]  --> src/bin/error1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct CustomErrorB{
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_b` is never used
[INFO] [stdout]   --> src/bin/error1.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn error_function_b() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bar` is never used
[INFO] [stdout]  --> src/bin/impl_traits_return_type.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Bar: Debug {
[INFO] [stdout]   |       --- method in this trait
[INFO] [stdout] 4 |     fn bar(&self) -> u32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/bin/try_from_into.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/bin/try_from_into.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             (r @ 0..=255, g @ 0..=255, b @ 0..=255) => Ok(Color {
[INFO] [stdout]    |             --------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 47 |             (_, _, _) => Err(IntoColorError::IntConversion),
[INFO] [stdout]    |             --------- matches some of the same values
[INFO] [stdout] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display` and `Formatter`
[INFO] [stdout]  --> src/bin/error3.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[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: `Rng`
[INFO] [stdout]  --> tests/arbitrary.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Rng, SeedableRng,
[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: `super::*`
[INFO] [stdout]   --> tests/arbitrary.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> tests/arbitrary3.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |         fs::{File, OpenOptions},
[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: `sqlx::testing::TestFixture`
[INFO] [stdout]   --> tests/arbitrary3.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use sqlx::testing::TestFixture;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `style::VerticalLine`
[INFO] [stdout]   --> tests/arbitrary3.rs:11:50
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use tabled::{builder::Builder, object::Cell, style::VerticalLine, Modify, Span, Style};
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> tests/arbitrary3.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_stack_overflow.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn foo1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]   |                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_stack_overflow.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn foo2<'a, 'b>(x: &'a u32, y: &'b u32) -> &'a u32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule1` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule11` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn rule11<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule12` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn rule12<'a>(x: &'a u32, y: &'a u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rule2` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn rule2(x: &u32) -> &u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hello` is never constructed
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Hello {}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rule3` is never used
[INFO] [stdout]   --> src/bin/lifetime_stack_overflow.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl Hello {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/arbitrary3.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let mut file = OpenOptions::new()
[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 variable: `file`
[INFO] [stdout]    --> tests/arbitrary3.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let mut file = OpenOptions::new()
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data1`
[INFO] [stdout]    --> tests/arbitrary3.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let data1: Vec<Vec<u32>> = vec![
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_data1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `col_count`
[INFO] [stdout]    --> tests/arbitrary3.rs:254:17
[INFO] [stdout]     |
[INFO] [stdout] 254 |             let col_count = r.len();
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_col_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CustomErrorA` is never constructed
[INFO] [stdout]  --> src/bin/error3.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum AppError {
[INFO] [stdout]   |      -------- variant in this enum
[INFO] [stdout] 8 |     #[error("CustomErrorA with message {message:?}")]
[INFO] [stdout] 9 |     CustomErrorA { message: String },
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/arbitrary.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let mut data = vec![
[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: unreachable pattern
[INFO] [stdout]   --> src/bin/scratch.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/bin/scratch.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Cow::Owned(_) => println!("I own this slice!"),
[INFO] [stdout]    |         ------------- matches some of the same values
[INFO] [stdout] 21 |         Cow::Borrowed(_) => println!("I own this slice!"),
[INFO] [stdout]    |         ---------------- matches some of the same values
[INFO] [stdout] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_a` is never used
[INFO] [stdout]   --> src/bin/error3.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn error_function_a() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_c` is never used
[INFO] [stdout]   --> src/bin/error3.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn error_function_c() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/bin/rc_refcell.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout] 7 +     Cons((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `helper2` is never used
[INFO] [stdout]  --> tests/helpers/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn helper2() {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/bin/rc_refcell.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stdout] 7 +     Cons((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 402 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 402 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:403:9
[INFO] [stdout]     |
[INFO] [stdout] 403 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 403 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:408:9
[INFO] [stdout]     |
[INFO] [stdout] 408 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 408 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:848:9
[INFO] [stdout]     |
[INFO] [stdout] 848 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 848 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:849:9
[INFO] [stdout]     |
[INFO] [stdout] 849 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 849 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:854:9
[INFO] [stdout]     |
[INFO] [stdout] 854 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 854 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 972 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:973:9
[INFO] [stdout]     |
[INFO] [stdout] 973 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 973 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/arbitrary3.rs:978:9
[INFO] [stdout]     |
[INFO] [stdout] 978 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 978 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/bin/scratch.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/bin/scratch.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Cow::Owned(_) => println!("I own this slice!"),
[INFO] [stdout]    |         ------------- matches some of the same values
[INFO] [stdout] 21 |         Cow::Borrowed(_) => println!("I own this slice!"),
[INFO] [stdout]    |         ---------------- matches some of the same values
[INFO] [stdout] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bin/refcell.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<T> {
[INFO] [stdout]    |                           ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> src/bin/dyn_dispatch_type_params.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `hello2` is never used
[INFO] [stdout]   --> src/bin/dyn_dispatch_type_params.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout]  3 | trait Super {
[INFO] [stdout]    |       ----- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn hello2() -> Self
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display` and `Formatter`
[INFO] [stdout]  --> src/bin/error3.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CustomErrorA` is never constructed
[INFO] [stdout]  --> src/bin/error3.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum AppError {
[INFO] [stdout]   |      -------- variant in this enum
[INFO] [stdout] 8 |     #[error("CustomErrorA with message {message:?}")]
[INFO] [stdout] 9 |     CustomErrorA { message: String },
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_a` is never used
[INFO] [stdout]   --> src/bin/error3.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn error_function_a() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_c` is never used
[INFO] [stdout]   --> src/bin/error3.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn error_function_c() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/bin/lifetime_longest_func_ref.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/bin/lifetime_longest_func_ref.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display` and `Formatter`
[INFO] [stdout]  --> src/bin/error2.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, Formatter};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]  --> src/bin/error2.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     source: CustomErrorB
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomErrorA` is never constructed
[INFO] [stdout]  --> src/bin/error2.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct CustomErrorA{
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_function_a` is never used
[INFO] [stdout]   --> src/bin/error2.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn error_function_a() -> Result<(), CustomErrorA> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `convert::Infallible`
[INFO] [stdout]  --> src/bin/actixweb.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::Infallible, io};
[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: `server3`
[INFO] [stdout]   --> src/bin/actixweb.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let server3 = HttpServer::new(closure)
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `index` is never used
[INFO] [stdout]  --> src/bin/actixweb.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | async fn index() -> impl Responder {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello` is never used
[INFO] [stdout]   --> src/bin/actixweb.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | async fn hello() -> io::Result<()> {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 44.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sqlx-core v0.6.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0e8ed5b7af7b402202e455ac7c8a8a42925de095d4f23751d71dae0f931a121c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8ed5b7af7b402202e455ac7c8a8a42925de095d4f23751d71dae0f931a121c", kill_on_drop: false }`
[INFO] [stdout] 0e8ed5b7af7b402202e455ac7c8a8a42925de095d4f23751d71dae0f931a121c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8cd8fc33143d1ea3b932fbb6dfd0ea34092d66474991223d54bd80c953968ae
[INFO] running `Command { std: "docker" "start" "-a" "b8cd8fc33143d1ea3b932fbb6dfd0ea34092d66474991223d54bd80c953968ae", kill_on_drop: false }`
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/bin/rc.rs:24:10
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Cons(i32, Rc<List>),
[INFO] [stderr]    |     ---- ^^^  ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 24 -     Cons(i32, Rc<List>),
[INFO] [stderr] 24 +     Cons((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/bin/error1.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/bin/error1.rs:23:19
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CustomErrorB` is never constructed
[INFO] [stderr]  --> src/bin/error1.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct CustomErrorB{
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `error_function_b` is never used
[INFO] [stderr]   --> src/bin/error1.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn error_function_b() -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Whatev` is never used
[INFO] [stderr]  --> src/bin/impl_traits.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | trait Whatev {
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Hello` is never constructed
[INFO] [stderr]  --> src/bin/impl_traits.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Hello {}
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `convert::Infallible`
[INFO] [stderr]  --> src/bin/actixweb.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{convert::Infallible, io};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server3`
[INFO] [stderr]   --> src/bin/actixweb.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let server3 = HttpServer::new(closure)
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server3`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `index` is never used
[INFO] [stderr]  --> src/bin/actixweb.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | async fn index() -> impl Responder {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `hello` is never used
[INFO] [stderr]   --> src/bin/actixweb.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 | async fn hello() -> io::Result<()> {
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]  --> src/bin/lifetime_longest_func_ref.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stderr]   |                ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]  --> src/bin/lifetime_longest_func_ref.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stderr]   |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/bin/refcell.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<T> {
[INFO] [stderr]    |                           ^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                           |
[INFO] [stderr]    |                           the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(messenger: &T, max: usize) -> LimitTracker<'_, T> {
[INFO] [stderr]    |                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_scratch` (bin "rc") generated 1 warning
[INFO] [stderr] warning: `rust_scratch` (bin "error1") generated 4 warnings (run `cargo fix --bin "error1" -p rust_scratch` to apply 2 suggestions)
[INFO] [stderr] warning: `rust_scratch` (bin "impl_traits") generated 2 warnings
[INFO] [stderr] warning: `rust_scratch` (bin "actixweb") generated 4 warnings (run `cargo fix --bin "actixweb" -p rust_scratch` to apply 2 suggestions)
[INFO] [stderr] warning: `rust_scratch` (bin "lifetime_longest_func_ref") generated 2 warnings (run `cargo fix --bin "lifetime_longest_func_ref" -p rust_scratch` to apply 2 suggestions)
[INFO] [stderr] warning: `rust_scratch` (bin "refcell") generated 1 warning (run `cargo fix --bin "refcell" -p rust_scratch` to apply 1 suggestion)
[INFO] [stderr] warning: unused imports: `Display` and `Formatter`
[INFO] [stderr]  --> src/bin/error3.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::{Display, Formatter};
[INFO] [stderr]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `CustomErrorA` is never constructed
[INFO] [stderr]  --> src/bin/error3.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | enum AppError {
[INFO] [stderr]   |      -------- variant in this enum
[INFO] [stderr] 8 |     #[error("CustomErrorA with message {message:?}")]
[INFO] [stderr] 9 |     CustomErrorA { message: String },
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `error_function_a` is never used
[INFO] [stderr]   --> src/bin/error3.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn error_function_a() -> Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `error_function_c` is never used
[INFO] [stderr]   --> src/bin/error3.rs:23:4
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn error_function_c() -> Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `bar` is never used
[INFO] [stderr]  --> src/bin/impl_traits_return_type.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | trait Bar: Debug {
[INFO] [stderr]   |       --- method in this trait
[INFO] [stderr] 4 |     fn bar(&self) -> u32 {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]  --> src/bin/lifetime_stack_overflow.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn foo1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stderr]   |                         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]  --> src/bin/lifetime_stack_overflow.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn foo2<'a, 'b>(x: &'a u32, y: &'b u32) -> &'a u32 {
[INFO] [stderr]   |                             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:14:26
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: function `rule1` is never used
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn rule1<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `rule11` is never used
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn rule11<'a>(x: &'a u32, y: &'a u32) -> &'a u32 {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `rule12` is never used
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn rule12<'a>(x: &'a u32, y: &'a u32) -> u32 {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `rule2` is never used
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn rule2(x: &u32) -> &u32 {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Hello` is never constructed
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | struct Hello {}
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `rule3` is never used
[INFO] [stderr]   --> src/bin/lifetime_stack_overflow.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl Hello {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 41 |     fn rule3<'a, 'b>(&self, x: &'a u32, _y: &'b u32) -> &u32 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/bin/scratch.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/bin/scratch.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Cow::Owned(_) => println!("I own this slice!"),
[INFO] [stderr]    |         ------------- matches some of the same values
[INFO] [stderr] 21 |         Cow::Borrowed(_) => println!("I own this slice!"),
[INFO] [stderr]    |         ---------------- matches some of the same values
[INFO] [stderr] 22 |         _ => panic!("expected borrowed value"),
[INFO] [stderr]    |         ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/bin/commit_index.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/bin/dyn_dispatch_type_params.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `hello2` is never used
[INFO] [stderr]   --> src/bin/dyn_dispatch_type_params.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr]  3 | trait Super {
[INFO] [stderr]    |       ----- associated function in this trait
[INFO] [stderr] ...
[INFO] [stderr] 29 |     fn hello2() -> Self
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/bin/try_from_into.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/bin/try_from_into.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             (r @ 0..=255, g @ 0..=255, b @ 0..=255) => Ok(Color {
[INFO] [stderr]    |             --------------------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 47 |             (_, _, _) => Err(IntoColorError::IntConversion),
[INFO] [stderr]    |             --------- matches some of the same values
[INFO] [stderr] 48 |             _ => Err(IntoColorError::BadLen),
[INFO] [stderr]    |             ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `part` is never read
[INFO] [stderr]  --> src/bin/lifetime_struct.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct ImportantExcerpt<'a> {
[INFO] [stderr]   |        ---------------- field in this struct
[INFO] [stderr] 3 |     part: &'a str,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ImportantExcerpt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_scratch` (bin "error3") generated 4 warnings (run `cargo fix --bin "error3" -p rust_scratch` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_scratch` (bin "impl_traits_return_type") generated 1 warning
[INFO] [stderr] warning: `rust_scratch` (bin "lifetime_stack_overflow") generated 10 warnings (run `cargo fix --bin "lifetime_stack_overflow" -p rust_scratch` to apply 4 suggestions)
[INFO] [stderr] warning: `rust_scratch` (bin "scratch") generated 1 warning
[INFO] [stderr] warning: `rust_scratch` (bin "commit_index") generated 1 warning (run `cargo fix --bin "commit_index" -p rust_scratch` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_scratch` (bin "dyn_dispatch_type_params") generated 2 warnings (run `cargo fix --bin "dyn_dispatch_type_params" -p rust_scratch` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_scratch` (bin "try_from_into") generated 1 warning
[INFO] [stderr] warning: `rust_scratch` (bin "lifetime_struct") generated 1 warning
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]  --> src/bin/rc_refcell.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stderr]   |     ---- ^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     fields in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `List` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]   |
[INFO] [stderr] 7 -     Cons(Rc<RefCell<i32>>, Rc<List>),
[INFO] [stderr] 7 +     Cons((), ()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Display` and `Formatter`
[INFO] [stderr]  --> src/bin/error2.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::{Display, Formatter};
[INFO] [stderr]   |                ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]  --> src/bin/error2.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     source: CustomErrorB
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CustomErrorA` is never constructed
[INFO] [stderr]  --> src/bin/error2.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct CustomErrorA{
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `error_function_a` is never used
[INFO] [stderr]   --> src/bin/error2.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn error_function_a() -> Result<(), CustomErrorA> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_scratch` (bin "rc_refcell") generated 1 warning
[INFO] [stderr] warning: `rust_scratch` (bin "error2") generated 4 warnings (run `cargo fix --bin "error2" -p rust_scratch` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `File`
[INFO] [stderr]  --> tests/arbitrary3.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 |         fs::{File, OpenOptions},
[INFO] [stderr]   |              ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sqlx::testing::TestFixture`
[INFO] [stderr]   --> tests/arbitrary3.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use sqlx::testing::TestFixture;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `style::VerticalLine`
[INFO] [stderr]   --> tests/arbitrary3.rs:11:50
[INFO] [stderr]    |
[INFO] [stderr] 11 |     use tabled::{builder::Builder, object::Cell, style::VerticalLine, Modify, Span, Style};
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> tests/arbitrary3.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/arbitrary3.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut file = OpenOptions::new()
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]    --> tests/arbitrary3.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut file = OpenOptions::new()
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data1`
[INFO] [stderr]    --> tests/arbitrary3.rs:186:13
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let data1: Vec<Vec<u32>> = vec![
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_data1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `col_count`
[INFO] [stderr]    --> tests/arbitrary3.rs:254:17
[INFO] [stderr]     |
[INFO] [stderr] 254 |             let col_count = r.len();
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_col_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:402:9
[INFO] [stderr]     |
[INFO] [stderr] 402 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 402 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:403:9
[INFO] [stderr]     |
[INFO] [stderr] 403 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 403 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:408:9
[INFO] [stderr]     |
[INFO] [stderr] 408 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 408 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:848:9
[INFO] [stderr]     |
[INFO] [stderr] 848 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 848 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:849:9
[INFO] [stderr]     |
[INFO] [stderr] 849 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 849 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:854:9
[INFO] [stderr]     |
[INFO] [stderr] 854 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 854 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:972:9
[INFO] [stderr]     |
[INFO] [stderr] 972 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 972 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:973:9
[INFO] [stderr]     |
[INFO] [stderr] 973 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 973 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> tests/arbitrary3.rs:978:9
[INFO] [stderr]     |
[INFO] [stderr] 978 | ...   writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 978 |         let _ = writeln!(file, "                                                                                                                             ");
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> tests/world.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `File`, `OpenOptions`, and `io::Write`
[INFO] [stderr]  --> tests/arbitrary2.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 |         fs::{File, OpenOptions},
[INFO] [stderr]   |              ^^^^  ^^^^^^^^^^^
[INFO] [stderr] 6 |         io::Write,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_scratch` (bin "lifetime_struct" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rust_scratch` (test "arbitrary3") generated 17 warnings (run `cargo fix --test "arbitrary3" -p rust_scratch` to apply 8 suggestions)
[INFO] [stderr] warning: `rust_scratch` (bin "commit_index" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rust_scratch` (bin "error2" test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `rust_scratch` (bin "lifetime_longest_func_ref" test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `rust_scratch` (test "world") generated 1 warning (run `cargo fix --test "world" -p rust_scratch` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_scratch` (test "arbitrary2") generated 1 warning (run `cargo fix --test "arbitrary2" -p rust_scratch` to apply 1 suggestion)
[INFO] [stderr] warning: `rust_scratch` (bin "rc_refcell" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rust_scratch` (bin "lifetime_stack_overflow" test) generated 10 warnings (10 duplicates)
[INFO] [stderr] warning: `rust_scratch` (bin "scratch" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused import: `Rng`
[INFO] [stderr]  --> tests/arbitrary.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         Rng, SeedableRng,
[INFO] [stderr]   |         ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> tests/arbitrary.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/arbitrary.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut data = vec![
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_scratch` (bin "actixweb" test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `rust_scratch` (bin "dyn_dispatch_type_params" test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `rust_scratch` (test "arbitrary") generated 3 warnings (run `cargo fix --test "arbitrary" -p rust_scratch` to apply 3 suggestions)
[INFO] [stderr] warning: `rust_scratch` (bin "impl_traits" test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `rust_scratch` (bin "rc" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rust_scratch` (bin "refcell" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rust_scratch` (bin "impl_traits_return_type" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rust_scratch` (bin "error1" test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: function `helper2` is never used
[INFO] [stderr]  --> tests/helpers/mod.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn helper2() {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_scratch` (bin "error3" test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `rust_scratch` (bin "try_from_into" test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `rust_scratch` (test "hello") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sqlx-core v0.6.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/bin/actixweb.rs (/opt/rustwide/target/debug/deps/actixweb-95766ba3f940aeab)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/binmain.rs (/opt/rustwide/target/debug/deps/binmain-8831d8d07b3163e3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/builder.rs (/opt/rustwide/target/debug/deps/builder-a5f3c2a8ccc7e305)
[INFO] [stderr]      Running unittests src/bin/commit_index.rs (/opt/rustwide/target/debug/deps/commit_index-46a47133de8e0cb2)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/deref.rs (/opt/rustwide/target/debug/deps/deref-f9c79991d0a412bb)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/dyn_dispatch_type_params.rs (/opt/rustwide/target/debug/deps/dyn_dispatch_type_params-cb462af8b60c5715)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/error1.rs (/opt/rustwide/target/debug/deps/error1-86b5faea73e8fd5d)
[INFO] [stderr]      Running unittests src/bin/error2.rs (/opt/rustwide/target/debug/deps/error2-6fd8b3e473ca4181)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/error3.rs (/opt/rustwide/target/debug/deps/error3-2f3dda0615b275e5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/from_str.rs (/opt/rustwide/target/debug/deps/from_str-6960577680050324)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::empty_input ... ok
[INFO] [stdout] test tests::good_input ... ok
[INFO] [stdout] test tests::missing_age ... ok
[INFO] [stdout] test tests::invalid_age ... ok
[INFO] [stdout] test tests::missing_name ... ok
[INFO] [stdout] test tests::trailing_comma ... ok
[INFO] [stdout] test tests::missing_comma_and_age ... ok
[INFO] [stdout] test tests::trailing_comma_and_some_string ... ok
[INFO] [stdout] test tests::missing_name_and_age ... ok
[INFO] [stdout] test tests::missing_name_and_invalid_age ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/generic_impl.rs (/opt/rustwide/target/debug/deps/generic_impl-f33338158c9b164c)
[INFO] [stderr]      Running unittests src/bin/impl_traits.rs (/opt/rustwide/target/debug/deps/impl_traits-1490ffb013e11de4)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/impl_traits_return_type.rs (/opt/rustwide/target/debug/deps/impl_traits_return_type-e56fa307c1ea27a9)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lifetime_longest.rs (/opt/rustwide/target/debug/deps/lifetime_longest-40d9538e39e26889)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lifetime_longest_func_ref.rs (/opt/rustwide/target/debug/deps/lifetime_longest_func_ref-201a616eb4ca0366)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lifetime_rules.rs (/opt/rustwide/target/debug/deps/lifetime_rules-a44742205b0a5670)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lifetime_stack_overflow.rs (/opt/rustwide/target/debug/deps/lifetime_stack_overflow-0c5701166dec5f29)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lifetime_struct.rs (/opt/rustwide/target/debug/deps/lifetime_struct-e0edd218c6c2dddb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lifetimes1.rs (/opt/rustwide/target/debug/deps/lifetimes1-1d3b5af9f8752ff9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/lifetimes2.rs (/opt/rustwide/target/debug/deps/lifetimes2-5e3952b27e8f9212)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/rc.rs (/opt/rustwide/target/debug/deps/rc-d00861944bad92e6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/rc_refcell.rs (/opt/rustwide/target/debug/deps/rc_refcell-6f8c979be024a9f8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/rc_sampl.rs (/opt/rustwide/target/debug/deps/rc_sampl-2fc44362f55006a9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/refcell.rs (/opt/rustwide/target/debug/deps/refcell-09fe0bd1fa71cc66)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_sends_an_over_75_percent_warning_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_scratch-2380324f48adf653)
[INFO] [stderr]      Running unittests src/bin/scratch.rs (/opt/rustwide/target/debug/deps/scratch-cff12a7ecad90100)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/simple_check_lifetime.rs (/opt/rustwide/target/debug/deps/simple_check_lifetime-2a51a6d470c66221)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/threads1.rs (/opt/rustwide/target/debug/deps/threads1-8f231668855a7bbd)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/threads2.rs (/opt/rustwide/target/debug/deps/threads2-dd022fdf0d6f793f)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/traits_largest.rs (/opt/rustwide/target/debug/deps/traits_largest-3311e29b34fa83b1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/try_from_into.rs (/opt/rustwide/target/debug/deps/try_from_into-c0fc4c436e4e63b9)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_array_correct ... ok
[INFO] [stdout] test tests::test_array_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_slice_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_array_sum ... ok
[INFO] [stdout] test tests::test_slice_sum ... ok
[INFO] [stdout] test tests::test_slice_correct ... ok
[INFO] [stdout] test tests::test_slice_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_array_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_slice_excess_length ... ok
[INFO] [stdout] test tests::test_tuple_correct ... ok
[INFO] [stdout] test tests::test_slice_insufficient_length ... ok
[INFO] [stdout] test tests::test_tuple_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_tuple_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_tuple_sum ... ok
[INFO] [stderr]      Running unittests src/bin/unicode.rs (/opt/rustwide/target/debug/deps/unicode-5ca810043708cd6e)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/write_file.rs (/opt/rustwide/target/debug/deps/write_file-a0b1a414ac8e49d2)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/arbitrary.rs (/opt/rustwide/target/debug/deps/arbitrary-a7a0788b400996be)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_data_example ... ok
[INFO] [stderr]      Running tests/arbitrary1.rs (/opt/rustwide/target/debug/deps/arbitrary1-a5785fc2d2efccfb)
[INFO] [stdout] test tests::test_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::qc_test_data_refined ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.74s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/arbitrary2.rs (/opt/rustwide/target/debug/deps/arbitrary2-35de0e1749dd75a5)
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/arbitrary3.rs (/opt/rustwide/target/debug/deps/arbitrary3-28614c8092a7be7f)
[INFO] [stdout] test tests::qc_table_is_consistent_with_spans ... ignored, Test fails
[INFO] [stdout] test tests::test_data_span_test ... ignored, Test fails
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_data_span_test ... FAILED
[INFO] [stdout] test tests::test_data_example ... FAILED
[INFO] [stdout] test tests::qc_test_data_span_test ... FAILED
[INFO] [stdout] test tests::qc_test_data_string ... FAILED
[INFO] [stdout] test tests::qc_test_data_refined ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_data_span_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_data_span_test' (93) panicked at tests/arbitrary3.rs:755:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61d116636442 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61d116636442 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61d116636442 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x61d116636442 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x61d116646db7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61d116646db7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x61d1166050e6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61d1166050e6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61d116615759 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x61d116615759 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61d1166155f1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61d1164488ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61d1164488ce - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61d1166159d2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61d1166159d2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61d116615818 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61d116610d99 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x61d1165f9ead - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61d11664ea9c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61d11664e272 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61d1164076c4 - core::result::Result<T,E>::unwrap::ha5d1eb923257c4bf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x61d1164076c4 - arbitrary3::tests::test_data_span_test::h4381b78959779233
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:755:14
[INFO] [stdout]   22:     0x61d116409157 - arbitrary3::tests::test_data_span_test::{{closure}}::h278f69ea64ad68e2
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:494:29
[INFO] [stdout]   23:     0x61d11641c056 - core::ops::function::FnOnce::call_once::h0fe11b4860646a80
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x61d1164486fb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x61d1164486fb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x61d11645c08a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x61d11645c08a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x61d11645c08a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x61d11645c08a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x61d11645c08a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x61d11645c08a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x61d11645c08a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x61d116436324 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x61d116436324 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x61d116439c52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x61d116439c52 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x61d116439c52 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x61d116439c52 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x61d116439c52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x61d11660c41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x61d11660c41f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7a75dae9daa4 - <unknown>
[INFO] [stdout]   45:     0x7a75daf2aa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_data_example stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_data_example' (92) panicked at tests/arbitrary3.rs:184:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61d116636442 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61d116636442 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61d116636442 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x61d116636442 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x61d116646db7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61d116646db7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x61d1166050e6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61d1166050e6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61d116615759 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x61d116615759 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61d1166155f1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61d1164488ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61d1164488ce - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61d1166159d2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61d1166159d2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61d116615818 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61d116610d99 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x61d1165f9ead - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61d11664ea9c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61d11664e272 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61d11640145e - core::result::Result<T,E>::unwrap::ha5d1eb923257c4bf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x61d11640145e - arbitrary3::tests::test_data_example::h417b6d17a369a6dc
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:184:14
[INFO] [stdout]   22:     0x61d116402c77 - arbitrary3::tests::test_data_example::{{closure}}::h1e0fa80d2d3d122b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:176:27
[INFO] [stdout]   23:     0x61d11641c0d6 - core::ops::function::FnOnce::call_once::h18d1b44745bb997d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x61d1164486fb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x61d1164486fb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x61d11645c08a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x61d11645c08a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x61d11645c08a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x61d11645c08a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x61d11645c08a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x61d11645c08a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x61d11645c08a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x61d116436324 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x61d116436324 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   35:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   36:     0x61d116439c52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x61d116439c52 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x61d116439c52 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x61d116439c52 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   41:     0x61d116439c52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x61d11660c41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x61d11660c41f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7a75dae9daa4 - <unknown>
[INFO] [stdout]   45:     0x7a75daf2aa64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::qc_test_data_span_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::qc_test_data_span_test' (90) panicked at tests/arbitrary3.rs:882:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61d116636442 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61d116636442 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61d116636442 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x61d116636442 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x61d116646db7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61d116646db7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x61d1166050e6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61d1166050e6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61d116615759 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x61d116615759 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61d1166155f1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61d1164488ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61d1164488ce - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61d1166159d2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61d1166159d2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61d116615818 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61d116610d99 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x61d1165f9ead - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61d11664ea9c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61d11664e272 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61d11640a03e - core::result::Result<T,E>::unwrap::ha5d1eb923257c4bf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x61d11640a03e - arbitrary3::tests::qc_test_data_span_test::qc_test_data_span_test::hfce30a79a31cdeb3
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:882:14
[INFO] [stdout]   22:     0x61d11641ed89 - <fn(A) .> T as quickcheck::tester::Testable>::result::{{closure}}::h50ff5f83296961b8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:371:35
[INFO] [stdout]   23:     0x61d11641b9c0 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc9f778a7c541b00e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   24:     0x61d11641bbaa - std::panicking::catch_unwind::do_call::hc4a3210513f9a8ae
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x61d11641a94b - __rust_try
[INFO] [stdout]   26:     0x61d116415ef2 - std::panicking::catch_unwind::h0b825be16f34af69
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   27:     0x61d116415ef2 - std::panic::catch_unwind::h8206cb4908895ca5
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x61d11641b696 - quickcheck::tester::safe::h2fba11d2ab455845
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:402:5
[INFO] [stdout]   29:     0x61d11641ea04 - <fn(A) .> T as quickcheck::tester::Testable>::result::h30e18d87f8043978
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:371:21
[INFO] [stdout]   30:     0x61d11641b399 - quickcheck::tester::QuickCheck::quicktest::h1f984f7e438ecb83
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:121:21
[INFO] [stdout]   31:     0x61d11641b001 - quickcheck::tester::QuickCheck::quickcheck::hd07dba1c550fb8d3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:163:41
[INFO] [stdout]   32:     0x61d11641b653 - quickcheck::tester::quickcheck::hc73aa002949be1a1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:183:23
[INFO] [stdout]   33:     0x61d116409ebd - arbitrary3::tests::qc_test_data_span_test::h8c31aa7b7aa4c113
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:874:5
[INFO] [stdout]   34:     0x61d11640bb17 - arbitrary3::tests::qc_test_data_span_test::{{closure}}::h969e08cffcfd133f
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:874:37
[INFO] [stdout]   35:     0x61d11641c186 - core::ops::function::FnOnce::call_once::hdeeb98d852719ec2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   36:     0x61d1164486fb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   37:     0x61d1164486fb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   38:     0x61d11645c08a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   39:     0x61d11645c08a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40:     0x61d11645c08a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x61d11645c08a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x61d11645c08a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x61d11645c08a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   44:     0x61d11645c08a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   45:     0x61d116436324 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   46:     0x61d116436324 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   47:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   48:     0x61d116439c52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   49:     0x61d116439c52 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   50:     0x61d116439c52 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   51:     0x61d116439c52 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   52:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   53:     0x61d116439c52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   54:     0x61d11660c41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   55:     0x61d11660c41f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   56:     0x7a75dae9daa4 - <unknown>
[INFO] [stdout]   57:     0x7a75daf2aa64 - clone
[INFO] [stdout]   58:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::qc_test_data_span_test' (90) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:165:28:
[INFO] [stdout] [quickcheck] TEST FAILED (runtime error). Arguments: (TableStructure { rows: [[3919708837, 3684648443, 309828138, 1878554750, 1346219605, 3085201650, 0, 2597141649, 1, 2910219930, 2762559489, 1, 1125733883, 1828523225, 1666423260, 1, 2617124148, 1124786485, 4132106317, 3667092241, 588698987, 631214091, 552205371, 2703720257, 1334038002, 1304398487, 3900876266, 213574271, 3891217882, 862091147, 1867181442, 455785779, 3563788907, 0, 376087050, 2290015079, 3601176231, 3199811003, 0, 3757159353, 2939932049, 1381537455, 4282875403, 2489071051, 3137089959, 1148152015, 4294967295, 2446523072, 754457110, 481132606], [1397154285, 1820477944, 2827116811, 2573872440, 797042079, 2073968490, 2355991537, 1845540315, 2591959360, 274558624, 3872139345, 1092081035, 4136451650, 25846980, 1585659841, 0, 2923420811, 4153785814, 2595351866, 2786406853, 3867671729, 2847839991, 961106833, 2678269434, 2840156611, 3327422153, 3210271840, 2004060972, 480260466, 122997726, 1742010321, 2850600121, 0, 1168732500, 2547480591, 4294967295, 623134710, 2093277962, 4060365558, 4294967295, 46330326, 2569944864, 1, 331582552, 365890381, 602729917, 775826277, 192732109, 35675181, 3280849860, 4130159974, 3276507478, 3188379023, 3664823143, 1227050365, 2385460880, 1570492316, 3702478927, 2955461647, 3362754645, 1, 2779391746, 180070303, 1819613249, 514798245, 3377618601, 1062943313, 1179978990, 4259464613, 3318119364, 820565297, 1174542073, 2170100163, 1948922743, 2637442130, 2031510480, 4294967295, 2085009034, 1779694839, 23751614, 2180371104, 2367538008, 517722481, 1, 2729859240, 2815283411, 2774360692, 2418325636, 1387267798, 3763203573, 535426369, 0, 2559395365, 3050717443, 3649763204], [1598925199, 1863130565, 1988261894, 2175025045], [692719366, 468879173, 1400544843, 1716107985], [3004848186, 3411983290, 992199768, 296164960, 1917829471, 4266765109, 515510545, 1509461467, 0, 2938674264, 2242100777, 626160168, 2941466655, 3062215144, 1, 3905368132, 3686018843, 3646816228, 2004400320, 2552811407, 801632078, 881805912, 2094533393, 1813162858, 3323673800, 4228575182, 1573050766, 1376756529, 3163785757, 3934246143, 3550984561, 408055095, 363335936, 1509607557, 4294967295, 2212936044, 2522749759, 4294967295, 4070513756, 1824532550, 2834907809, 2415470694, 1221874207, 1219890198, 3724989182, 3481653875, 1247160241, 183846851, 2217266172, 0, 0, 1068403802, 857665078, 3973411753, 3008968954, 650699876], [1178355682, 27220323, 1362433320, 233147809, 1149807029], [3127740904, 1022519235, 1907735809, 541255408, 264469093, 381947052, 1966214518, 2740825858, 1906696939, 1553994494, 4164378981, 661139521, 461851329, 194349972, 918222424, 3713244509, 1747357148, 3841871493, 2851862002, 3275146268, 0, 4266993167, 67826929, 396887446, 3313674705, 29911334, 116139768, 1914795341, 1196844359, 1730708024, 123667475, 871520680, 301963902, 2973411476, 297123214, 1089635617, 1390894788, 3292348472, 3268834720, 0, 3053517334, 2320271245, 1957388855, 1632673942, 1090698647, 2843350411, 416871685, 3966493707, 3929855370, 1405008356, 0, 999474174, 1986259363, 3775520573, 2356069443, 710728404, 2536387584, 899348668, 3077470342, 1099270876, 4230478845, 3310318956, 1, 3176523206, 1923816076, 4164040653, 1, 3289863702, 1476167413, 3314070283, 1745781790, 4073162877, 602668883, 3690813266, 282605199, 419654332, 3216414720, 3497040808, 3003760381, 2192301126, 4223283742, 2700600096, 4294967295, 3856413444, 2246373680, 1508120552, 3627889207, 566881578, 3789565250, 2860974747, 1915907305, 1491119916, 2532059500, 2310600565, 1614093832, 381422173, 4218177909, 3849804040, 4070082418], [2460868550, 879831141, 2977157672, 325438752, 745932286, 172304369, 734333208, 2440128128, 2395571630, 2864347386, 1, 1286378242, 2938249637, 1, 2114120453, 1175933029, 1, 478217497, 2385580377, 0, 0, 3369435746, 0, 3997202601, 2588665838, 3996236417, 1, 0, 1110976626, 4294967295, 3688902323, 4294967295, 4294967295, 4294967295, 846154420, 1, 561600572, 1, 1707043467, 3172726287, 265672494, 453002502, 3971722503, 399658936, 2505293288, 2983611245, 2062484221, 962345647, 2189938269, 3643991852, 2734722837], [3138730662, 2257400496, 2216854315, 547386474, 3531722773, 2644112958, 4294967295, 2038113416, 153900650, 903292387, 3352628396, 1729856683, 2347296375, 2556430557, 3820700597, 1371727258, 1923683741, 4294967295, 2198770456, 3455796465, 973156821, 412223308, 107715403, 13273126, 1762473910, 4229351223, 314307812, 540430742, 1097826560, 380820651, 511760724, 1, 3305978722, 3711404762, 388823384, 1266416267, 398841412, 853930467, 713224594, 2097338734, 3461817406, 1268960536, 158526808, 2864824131, 2756305657, 1264428065, 1771526809, 2607492645, 0, 322251957, 3283631943, 2147913148, 343086585, 2138287354, 4294967295, 3097298445, 280932447, 705736880, 2097039035], [2330362290, 222050395, 2660500231, 2373762861, 0, 2942896778, 3582424547, 3828130931, 1, 3318654624, 1971414362, 1120772697, 1942898068, 1, 904117939, 1480306063, 2033096034, 3750217141, 3590478082, 2426056976, 4294967295, 4265586671, 3286492183, 3535015900, 2901606456, 3205780082, 3580806254, 4229185595, 1995692912, 4223098108, 3337123933, 3174120699, 1, 306264547, 2686682027, 381909482, 1456686026, 503945904, 56186517, 1623645396, 1, 1631122599, 273755020, 1954085282, 3473791734, 3308119770, 3215132109, 3869256908, 4134062772, 704653818, 1358714127, 231093923, 688000513, 2240319624, 2469196243, 2815708673, 2163136392, 0, 2774230892, 765058544, 1265677447, 1601897680, 734673254, 2218796267, 3675952190, 1004038278, 4042992792, 4294967295, 1586411332, 3938593020, 2238279858, 1889390023, 2803743362, 2330453024, 1713356858, 774403878, 2634600142, 1775594844, 3503910628, 914339435, 2461179668, 889025781, 163380257, 261114889, 3814472797, 2406840172, 3459555571, 3435094467, 1425785072, 381815435, 2461656019, 3329505861, 2426519597], [1279933911, 1795300588, 596123179, 3323563969, 2571390582, 147455344, 128770530, 3922449495, 812581106, 0, 1580915394, 1474101446, 1693800113, 1214328391, 856473762, 1, 4076071805, 2170796150, 1949908430, 222623955, 2729589674, 1237598534, 4294940088, 336082700, 0, 1, 1528857235, 1083711659, 2715069959, 1966273461, 4294967295, 308624757, 2910450944, 518097404, 2939322199, 2099710734, 2048716270, 1227462998, 3447461199, 3756250859, 3709869119, 3039782324, 3737879515, 563926727, 121615281, 1878491425, 2318468195, 4107044259, 1061178191, 2234087836, 427357122, 3996588720, 3250086608, 1472570964, 30588041], [3181478406, 2712846092, 3601536353, 1620106896, 1912533879, 331007328, 250293798, 2683380166, 2886486150, 216555860, 2403926052, 3602266828, 867382108, 3809775234, 2776424021, 1835166410, 1987418980, 4089049411, 4101611643, 3281574636, 325476078, 4294967295, 2187477471, 2318820137, 3921934256, 2005563590, 1452628487, 3702813910, 3599764977, 3252114889, 2062127794, 1710820927, 2368751955, 3970755524, 853482589, 4159477021, 2100629521, 3123574591, 2806076021, 3898299359, 2809073512, 1508683165, 705002991, 1296667516, 1443537524, 3856883425, 1300591186, 3142414186, 4294967295, 731132561, 4294967295], [3765757306, 27443835, 755454794, 407966760, 1723107158, 3825048767, 2838595209, 1, 1835011708, 2035718219, 619782442, 1965192111, 993286357, 2616293791, 1371144448, 2816003928, 191435645, 3598818610, 3547661963, 3835163150, 1382722689, 1, 4294967295, 4089724400, 1302712365, 974284714, 2472438093, 2694243732, 4028219733, 2750422986, 500550733, 2541920920, 2228147761, 4294967295, 1164569704, 987587909, 1124201948, 2255716937, 258558437, 3487110876, 1755466168, 3704106857, 3439148197, 456708981, 436863772, 229053561, 4020340081, 2815447558, 4054427307, 3997085418, 2400917803, 1247393829, 2999297298, 2180507883, 2105423460, 980789724, 1426643668, 3930316338, 2557783923, 3585915640, 4293966097, 2673871166], [3008017795, 500603377, 4178008421, 1041039515], [4294967295, 2497630980, 2356507842, 4294967295, 3838024113, 1983640540, 1840199683, 1717214973, 2960022763, 1540839583, 2602224396, 2204482893, 1919978899, 2111980204, 1964605641, 2816522029, 101567838, 3466827019, 2190574852, 4220490996, 3314095563, 261721338, 261269887, 2703979473, 205870543, 3511731243, 1015581163, 4294967295, 3280219901, 63633305, 2709049085, 2254961862, 4294967295, 1316211185, 0, 3382730698, 134866585, 1731917846, 1799440785, 871226739]], theme: Blank, row_span: [185, 23, 216, 242, 72, 241, 1, 255, 0, 236, 251, 27, 224, 49, 36, 63, 255, 167, 0, 4, 80, 65, 207, 61, 2, 1, 15, 196, 0, 161, 141, 222, 249, 55, 111, 1, 195, 255, 159, 233, 70, 154, 184, 132, 145, 21, 132, 37, 226, 72, 161, 176, 103, 215], col_span: [128, 33, 76, 226, 254, 81, 245, 106, 116, 123, 171, 68, 227, 31, 160, 52, 158, 255, 214, 246, 38, 217, 202, 201, 53, 124, 255, 131, 71, 38, 255, 71, 236, 162, 0, 240, 141, 255, 20, 0, 0, 211, 101, 103, 36, 61, 242, 163, 225, 51, 102, 170, 121, 235, 213] })
[INFO] [stdout] Error: "called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: \"Read-only file system\" }"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61d116636442 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61d116636442 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61d116636442 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x61d116636442 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x61d116646db7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61d116646db7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x61d1166050e6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61d1166050e6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61d116615759 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x61d116615759 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61d1166155f1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61d1164488ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61d1164488ce - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61d1166159d2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61d1166159d2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61d11641bb4b - std::panicking::begin_panic::{{closure}}::h3687da1ec394cada
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:762:9
[INFO] [stdout]   16:     0x61d116412f76 - std::sys::backtrace::__rust_end_short_backtrace::h0537df63c62e6519
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x61d11641bae6 - std::panicking::begin_panic::h0021bf7c64684e8b
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:761:5
[INFO] [stdout]   18:     0x61d11641b287 - quickcheck::tester::QuickCheck::quickcheck::hd07dba1c550fb8d3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:165:28
[INFO] [stdout]   19:     0x61d11641b653 - quickcheck::tester::quickcheck::hc73aa002949be1a1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:183:23
[INFO] [stdout]   20:     0x61d116409ebd - arbitrary3::tests::qc_test_data_span_test::h8c31aa7b7aa4c113
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:874:5
[INFO] [stdout]   21:     0x61d11640bb17 - arbitrary3::tests::qc_test_data_span_test::{{closure}}::h969e08cffcfd133f
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:874:37
[INFO] [stdout]   22:     0x61d11641c186 - core::ops::function::FnOnce::call_once::hdeeb98d852719ec2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x61d1164486fb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x61d1164486fb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x61d11645c08a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x61d11645c08a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x61d11645c08a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x61d11645c08a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x61d11645c08a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x61d11645c08a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x61d11645c08a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x61d116436324 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x61d116436324 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x61d116439c52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x61d116439c52 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x61d116439c52 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x61d116439c52 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x61d116439c52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x61d11660c41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x61d11660c41f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7a75dae9daa4 - <unknown>
[INFO] [stdout]   44:     0x7a75daf2aa64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::qc_test_data_string stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::qc_test_data_string' (91) panicked at tests/arbitrary3.rs:337:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61d116636442 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61d116636442 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61d116636442 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x61d116636442 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x61d116646db7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61d116646db7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x61d1166050e6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61d1166050e6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61d116615759 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x61d116615759 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61d1166155f1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61d1164488ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61d1164488ce - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61d1166159d2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61d1166159d2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61d116615818 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61d116610d99 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x61d1165f9ead - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61d11664ea9c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61d11664e272 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61d116402f0e - core::result::Result<T,E>::unwrap::ha5d1eb923257c4bf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x61d116402f0e - arbitrary3::tests::qc_test_data_string::qc_test_data_string::h7cf6eb48e948ae2c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:337:14
[INFO] [stdout]   22:     0x61d11641ed89 - <fn(A) .> T as quickcheck::tester::Testable>::result::{{closure}}::h50ff5f83296961b8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:371:35
[INFO] [stdout]   23:     0x61d11641b9c0 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc9f778a7c541b00e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   24:     0x61d11641bbaa - std::panicking::catch_unwind::do_call::hc4a3210513f9a8ae
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x61d11641a94b - __rust_try
[INFO] [stdout]   26:     0x61d116415ef2 - std::panicking::catch_unwind::h0b825be16f34af69
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   27:     0x61d116415ef2 - std::panic::catch_unwind::h8206cb4908895ca5
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x61d11641b696 - quickcheck::tester::safe::h2fba11d2ab455845
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:402:5
[INFO] [stdout]   29:     0x61d11641ea04 - <fn(A) .> T as quickcheck::tester::Testable>::result::h30e18d87f8043978
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:371:21
[INFO] [stdout]   30:     0x61d11641b399 - quickcheck::tester::QuickCheck::quicktest::h1f984f7e438ecb83
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:121:21
[INFO] [stdout]   31:     0x61d11641b001 - quickcheck::tester::QuickCheck::quickcheck::hd07dba1c550fb8d3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:163:41
[INFO] [stdout]   32:     0x61d11641b653 - quickcheck::tester::quickcheck::hc73aa002949be1a1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:183:23
[INFO] [stdout]   33:     0x61d116402dad - arbitrary3::tests::qc_test_data_string::hcab2c8705912ed58
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:329:5
[INFO] [stdout]   34:     0x61d116404457 - arbitrary3::tests::qc_test_data_string::{{closure}}::h7963ff835a4cb216
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:329:37
[INFO] [stdout]   35:     0x61d11641c116 - core::ops::function::FnOnce::call_once::h199f8ad4ac2a6942
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   36:     0x61d1164486fb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   37:     0x61d1164486fb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   38:     0x61d11645c08a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   39:     0x61d11645c08a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   40:     0x61d11645c08a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x61d11645c08a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x61d11645c08a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x61d11645c08a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   44:     0x61d11645c08a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   45:     0x61d116436324 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   46:     0x61d116436324 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   47:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   48:     0x61d116439c52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   49:     0x61d116439c52 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   50:     0x61d116439c52 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   51:     0x61d116439c52 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   52:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   53:     0x61d116439c52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   54:     0x61d11660c41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   55:     0x61d11660c41f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   56:     0x7a75dae9daa4 - <unknown>
[INFO] [stdout]   57:     0x7a75daf2aa64 - clone
[INFO] [stdout]   58:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::qc_test_data_string' (91) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:165:28:
[INFO] [stdout] [quickcheck] TEST FAILED (runtime error). Arguments: (TableStructure { rows: [[1428854071, 3444408409, 2494529834, 18111249, 2493624866, 2805658636, 323865832, 4042915978, 2160454820, 1537112629, 2031868916, 404097802, 4249605920, 276478290, 439137027, 2698853471, 1, 229997063, 4294967295, 420571595, 2356782757, 3727445654, 4294967295, 1633939910, 2156922742, 533031436, 3898089904, 3501859034, 3190040130, 1827423868, 766303691, 582398275, 1244744791, 1510256568, 1433043590, 562100369, 0, 442818842, 4013941911, 1205194173, 3535599035, 3257500090, 2747533645, 2820801439, 1196416757, 26383228, 1721229399, 2043075878, 2347485987, 633537291, 2554521843, 822681584, 2489284983, 464205245, 150256196, 1168280682, 2013206150, 2004783967, 1, 1039869639, 4034686823, 1863181274, 642238861, 520913258, 3405964510, 576177381, 3311404845, 2325922853, 1533081809, 119741555, 2502510725], [1563557164, 2932185311, 4294967295, 4182171580, 0, 3743543900, 396062048, 2467791835, 677398458, 0, 3465426029, 1250795897, 633984739, 2822291598, 1340311671, 1377418323, 128911057, 665847908, 4159467748, 2876659875, 1, 2600180649, 3898295236, 4294967295, 3878404233, 376543504, 3596956804, 1195521644, 1478537264, 858411058, 493859120, 569950971, 1694025864, 423510238], [2853137482, 3780510622, 1821865280, 1060728740, 1601070360, 3493179564, 2889963190, 3132833423, 3490319598], [3094596987, 3876463403, 2248453752, 1, 2433412031, 1064770872, 2148768956, 767753668, 3233474758, 3612398822, 4246266719, 1, 2006253488, 35916956, 763883028, 0, 2451455272, 2200466988, 3717243177, 825985104, 1626768109, 2249886704, 2126723483, 1805908810, 4038340112, 3091558021, 3090882984, 0, 771681308, 4152019896, 4294967295, 2547222371, 2100353311, 1026634001, 1146940963], [0, 3051391417, 2197358104, 3644600239, 3941713876, 2294104741, 2316045721, 1361321962, 1352194903, 1993063329, 485109450, 1207308318, 4294967295, 1257028894, 3863812196, 564517170, 2232496940, 0, 3372504231, 0, 81425535, 1053437068, 2373062076, 4180609476, 3682609288, 1854446525, 3154303210, 0, 2713599095, 604334505, 2586266717, 2522623695, 2443567661, 153588982, 3333878416, 4294967295, 2147472730, 0, 3914539203, 3873070396, 3586438642, 3564331987, 753485169, 0, 1568784611, 3165766274, 1405276018, 98562710, 1633876315, 4294967295, 1078566484, 1392221421, 664518197, 2140485878, 2090230948, 497786038, 3377730441, 3447151930, 4011396928, 4294967295, 1327024191, 1148942602, 1779678072, 732143029, 3011430076, 2704134358, 4189868424, 2664411600, 1964032723, 3539171340, 4294967295, 2166452280, 2582538651], [2018143649, 1588984233, 3648997813, 3548057376, 3292534668, 435553027, 3856679732, 3227840468, 0, 1257493183, 3681445647, 2036506710, 4173642640, 111000238, 1133954076, 3169460128, 546070536, 2416031959, 2704948131, 830453927, 4237932082, 1576382264, 661449722, 1570930115, 0, 3190838886, 2734713029, 3278066428, 1267098634, 0, 1813086815, 2744554597, 3462451763, 1831023011, 769668897, 292672967, 3761536794, 1, 2818535806, 1750911866, 1965117195, 1724451844, 1268997598, 2909177872, 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1573027092, 3427525222, 211607891, 2985239842, 14819668, 3367969288, 2794134655, 187843147, 1172943553, 92945299, 38589175, 4074764628, 1818331126, 1648058639, 2402152714, 0, 3626994166, 2497279002, 1467408678, 0, 0, 801671646, 1041140118, 4129519833, 3204867259, 671365112, 162086599, 579597229, 2308141845, 1135668689, 0, 1681375596, 1420349660, 2059525936, 3173075330, 1603982325, 1, 1339377241, 4294967295, 1759564685, 3414670126, 3260104512, 211594324, 1497159047, 1288858561, 1309196581, 4263363341, 3295138963, 2909436769, 3761847152, 1788568073, 2470752876, 1771275939, 4120513109, 3067264823, 341470987, 118741803, 2721957352, 914157089, 3041474664, 0, 2556193062, 3170047147, 3721918399, 569399490, 2556056802, 0, 2106488786, 1472846982, 4209838069, 1955518088, 1061497192, 340199950, 2739513771, 3626236887, 3643861748, 375215928, 1214246501, 2743333496, 1980964425]], theme: Dots, row_span: [42, 156, 223, 169, 56, 84, 197, 16, 1, 115, 126, 221, 108, 126, 84, 0, 142, 171, 207, 1, 135, 199, 1, 204, 11, 172, 91, 235, 182, 1, 193, 243, 178, 95, 19, 96, 235, 60, 46, 134, 148, 71, 45, 178], col_span: [208, 0, 107, 86, 7, 89, 170, 204, 240, 218, 130, 82, 133, 255, 163, 236, 1, 57, 141, 143, 52, 255, 152, 172, 247, 94, 37, 1, 179, 161, 126, 235, 97, 255, 246, 12, 144, 218, 117, 112, 224, 90, 31, 117, 129, 0, 171, 248, 178] })
[INFO] [stderr] error: test failed, to rerun pass `--test arbitrary3`
[INFO] [stdout] Error: "called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: \"Read-only file system\" }"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61d116636442 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61d116636442 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61d116636442 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x61d116636442 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x61d116646db7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61d116646db7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x61d1166050e6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61d1166050e6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61d116615759 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x61d116615759 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61d1166155f1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61d1164488ce - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61d1164488ce - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61d1166159d2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61d1166159d2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61d11641bb4b - std::panicking::begin_panic::{{closure}}::h3687da1ec394cada
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:762:9
[INFO] [stdout]   16:     0x61d116412f76 - std::sys::backtrace::__rust_end_short_backtrace::h0537df63c62e6519
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x61d11641bae6 - std::panicking::begin_panic::h0021bf7c64684e8b
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:761:5
[INFO] [stdout]   18:     0x61d11641b287 - quickcheck::tester::QuickCheck::quickcheck::hd07dba1c550fb8d3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:165:28
[INFO] [stdout]   19:     0x61d11641b653 - quickcheck::tester::quickcheck::hc73aa002949be1a1
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/quickcheck-1.0.3/src/tester.rs:183:23
[INFO] [stdout]   20:     0x61d116402dad - arbitrary3::tests::qc_test_data_string::hcab2c8705912ed58
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:329:5
[INFO] [stdout]   21:     0x61d116404457 - arbitrary3::tests::qc_test_data_string::{{closure}}::h7963ff835a4cb216
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/arbitrary3.rs:329:37
[INFO] [stdout]   22:     0x61d11641c116 - core::ops::function::FnOnce::call_once::h199f8ad4ac2a6942
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x61d1164486fb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x61d1164486fb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x61d11645c08a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x61d11645c08a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x61d11645c08a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x61d11645c08a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x61d11645c08a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x61d11645c08a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x61d11645c08a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x61d116436324 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x61d116436324 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x61d116439c52 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x61d116439c52 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x61d116439c52 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x61d116439c52 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x61d116439c52 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x61d116439c52 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x61d11660c41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x61d11660c41f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7a75dae9daa4 - <unknown>
[INFO] [stdout]   44:     0x7a75daf2aa64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::qc_test_data_span_test
[INFO] [stdout]     tests::qc_test_data_string
[INFO] [stdout]     tests::test_data_example
[INFO] [stdout]     tests::test_data_span_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8cd8fc33143d1ea3b932fbb6dfd0ea34092d66474991223d54bd80c953968ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8cd8fc33143d1ea3b932fbb6dfd0ea34092d66474991223d54bd80c953968ae", kill_on_drop: false }`
[INFO] [stdout] b8cd8fc33143d1ea3b932fbb6dfd0ea34092d66474991223d54bd80c953968ae
