[INFO] cloning repository https://github.com/yonatan-reicher/fuzzer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yonatan-reicher/fuzzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyonatan-reicher%2Ffuzzer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyonatan-reicher%2Ffuzzer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0fbfd5d7377f34db840239ea82633dda02210f7c
[INFO] testing yonatan-reicher/fuzzer against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyonatan-reicher%2Ffuzzer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yonatan-reicher/fuzzer
[INFO] finished tweaking git repo https://github.com/yonatan-reicher/fuzzer
[INFO] tweaked toml for git repo https://github.com/yonatan-reicher/fuzzer written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yonatan-reicher/fuzzer on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yonatan-reicher/fuzzer 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shared_child v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 621a3d578f151c996a2f090af817564ff0daf59eaba5f053546f99f0783326f7
[INFO] running `Command { std: "docker" "start" "-a" "621a3d578f151c996a2f090af817564ff0daf59eaba5f053546f99f0783326f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "621a3d578f151c996a2f090af817564ff0daf59eaba5f053546f99f0783326f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621a3d578f151c996a2f090af817564ff0daf59eaba5f053546f99f0783326f7", kill_on_drop: false }`
[INFO] [stdout] 621a3d578f151c996a2f090af817564ff0daf59eaba5f053546f99f0783326f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dbdedc611b59c4ca960a253a42d48419e7fbc84679c9fadd9a9103bd26ce09b
[INFO] running `Command { std: "docker" "start" "-a" "1dbdedc611b59c4ca960a253a42d48419e7fbc84679c9fadd9a9103bd26ce09b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling shared_child v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fuzzer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `StoppableLoop` is never constructed
[INFO] [stdout]  --> src/stoppable_loop.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct StoppableLoop<A: LoopAction> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]   --> src/stoppable_loop.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum State<Stoppable> {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LoopAction` is never used
[INFO] [stdout]   --> src/stoppable_loop.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait LoopAction {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_stopped` is never used
[INFO] [stdout]   --> src/stoppable_loop.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl<S> State<S> {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 32 |     fn is_stopped(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_stop`, `start_action`, and `run` are never used
[INFO] [stdout]   --> src/stoppable_loop.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl<A: LoopAction> StoppableLoop<A> {
[INFO] [stdout]    | ------------------------------------ associated items in this implementation
[INFO] [stdout] 38 |     pub fn new(action: A) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn get_stop(&self) -> impl FnOnce() + Send + 'static {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn start_action(&mut self) -> Option<A::Wait> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn run(&mut self) -> Option<A::Output> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empty` is never used
[INFO] [stdout]   --> src/random_strings.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub const fn empty() -> ByteGenerator {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_raised` is never used
[INFO] [stdout]   --> src/flag/waitable_flag.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl WaitableFlag {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn is_raised(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `until_raised` is never used
[INFO] [stdout]   --> src/flag/waitable_flag.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Wait {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 34 |     pub fn until_raised(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FuzzingMutation` is never used
[INFO] [stdout]  --> src/mutations.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait FuzzingMutation<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AddRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct AddRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RemoveRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct RemoveRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct InsertRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MakeUppercase` is never constructed
[INFO] [stdout]   --> src/mutations.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct MakeUppercase;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MakeLowercase` is never constructed
[INFO] [stdout]   --> src/mutations.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct MakeLowercase;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReverseString` is never constructed
[INFO] [stdout]   --> src/mutations.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct ReverseString;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ShuffleString` is never constructed
[INFO] [stdout]   --> src/mutations.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct ShuffleString;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DuplicateChars` is never constructed
[INFO] [stdout]   --> src/mutations.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct DuplicateChars;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RemoveVowels` is never constructed
[INFO] [stdout]   --> src/mutations.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct RemoveVowels;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertRandomSubstring` is never constructed
[INFO] [stdout]   --> src/mutations.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct InsertRandomSubstring;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitFlip` is never constructed
[INFO] [stdout]    --> src/mutations.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct BitFlip;
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SwapAdjacent` is never constructed
[INFO] [stdout]    --> src/mutations.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub struct SwapAdjacent;
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ALL_MUTATIONS` is never used
[INFO] [stdout]    --> src/mutations.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub static ALL_MUTATIONS: Lazy<Vec<Box<dyn FuzzingMutation<String> + Sync + Send>>> =
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/random_strings.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let ret_non_negative: i64 = unsafe { std::mem::transmute(ret_non_negative) };
[INFO] [stdout]    |                                          -------------------^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `u64::cast_signed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::Duration`
[INFO] [stdout]  --> src/main.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, time::Duration};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.91s
[INFO] running `Command { std: "docker" "inspect" "1dbdedc611b59c4ca960a253a42d48419e7fbc84679c9fadd9a9103bd26ce09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dbdedc611b59c4ca960a253a42d48419e7fbc84679c9fadd9a9103bd26ce09b", kill_on_drop: false }`
[INFO] [stdout] 1dbdedc611b59c4ca960a253a42d48419e7fbc84679c9fadd9a9103bd26ce09b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ee7a1ec120f020b6e79b2948c7487695c4d1f03040e189ef429f55230a2964d
[INFO] running `Command { std: "docker" "start" "-a" "5ee7a1ec120f020b6e79b2948c7487695c4d1f03040e189ef429f55230a2964d", kill_on_drop: false }`
[INFO] [stdout] warning: struct `StoppableLoop` is never constructed
[INFO] [stdout]  --> src/stoppable_loop.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct StoppableLoop<A: LoopAction> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]   --> src/stoppable_loop.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum State<Stoppable> {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LoopAction` is never used
[INFO] [stdout]   --> src/stoppable_loop.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait LoopAction {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_stopped` is never used
[INFO] [stdout]   --> src/stoppable_loop.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl<S> State<S> {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 32 |     fn is_stopped(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_stop`, `start_action`, and `run` are never used
[INFO] [stdout]   --> src/stoppable_loop.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl<A: LoopAction> StoppableLoop<A> {
[INFO] [stdout]    | ------------------------------------ associated items in this implementation
[INFO] [stdout] 38 |     pub fn new(action: A) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn get_stop(&self) -> impl FnOnce() + Send + 'static {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn start_action(&mut self) -> Option<A::Wait> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn run(&mut self) -> Option<A::Output> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empty` is never used
[INFO] [stdout]   --> src/random_strings.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub const fn empty() -> ByteGenerator {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_raised` is never used
[INFO] [stdout]   --> src/flag/waitable_flag.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl WaitableFlag {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn is_raised(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `until_raised` is never used
[INFO] [stdout]   --> src/flag/waitable_flag.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Wait {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 34 |     pub fn until_raised(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FuzzingMutation` is never used
[INFO] [stdout]  --> src/mutations.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait FuzzingMutation<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AddRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct AddRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RemoveRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct RemoveRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct InsertRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MakeUppercase` is never constructed
[INFO] [stdout]   --> src/mutations.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct MakeUppercase;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MakeLowercase` is never constructed
[INFO] [stdout]   --> src/mutations.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct MakeLowercase;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReverseString` is never constructed
[INFO] [stdout]   --> src/mutations.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct ReverseString;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ShuffleString` is never constructed
[INFO] [stdout]   --> src/mutations.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct ShuffleString;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DuplicateChars` is never constructed
[INFO] [stdout]   --> src/mutations.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct DuplicateChars;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RemoveVowels` is never constructed
[INFO] [stdout]   --> src/mutations.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct RemoveVowels;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertRandomSubstring` is never constructed
[INFO] [stdout]   --> src/mutations.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct InsertRandomSubstring;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fuzzer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `BitFlip` is never constructed
[INFO] [stdout]    --> src/mutations.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct BitFlip;
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SwapAdjacent` is never constructed
[INFO] [stdout]    --> src/mutations.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub struct SwapAdjacent;
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ALL_MUTATIONS` is never used
[INFO] [stdout]    --> src/mutations.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub static ALL_MUTATIONS: Lazy<Vec<Box<dyn FuzzingMutation<String> + Sync + Send>>> =
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/random_strings.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let ret_non_negative: i64 = unsafe { std::mem::transmute(ret_non_negative) };
[INFO] [stdout]    |                                          -------------------^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `u64::cast_signed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::Duration`
[INFO] [stdout]  --> src/main.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, time::Duration};
[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: `time::Duration`
[INFO] [stdout]  --> src/main.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, time::Duration};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empty` is never used
[INFO] [stdout]   --> src/random_strings.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub const fn empty() -> ByteGenerator {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FuzzingMutation` is never used
[INFO] [stdout]  --> src/mutations.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait FuzzingMutation<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AddRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct AddRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RemoveRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct RemoveRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertRandomChar` is never constructed
[INFO] [stdout]   --> src/mutations.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct InsertRandomChar;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MakeUppercase` is never constructed
[INFO] [stdout]   --> src/mutations.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct MakeUppercase;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MakeLowercase` is never constructed
[INFO] [stdout]   --> src/mutations.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct MakeLowercase;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReverseString` is never constructed
[INFO] [stdout]   --> src/mutations.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct ReverseString;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ShuffleString` is never constructed
[INFO] [stdout]   --> src/mutations.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct ShuffleString;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DuplicateChars` is never constructed
[INFO] [stdout]   --> src/mutations.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct DuplicateChars;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RemoveVowels` is never constructed
[INFO] [stdout]   --> src/mutations.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct RemoveVowels;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InsertRandomSubstring` is never constructed
[INFO] [stdout]   --> src/mutations.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct InsertRandomSubstring;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitFlip` is never constructed
[INFO] [stdout]    --> src/mutations.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct BitFlip;
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SwapAdjacent` is never constructed
[INFO] [stdout]    --> src/mutations.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub struct SwapAdjacent;
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ALL_MUTATIONS` is never used
[INFO] [stdout]    --> src/mutations.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub static ALL_MUTATIONS: Lazy<Vec<Box<dyn FuzzingMutation<String> + Sync + Send>>> =
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/random_strings.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let ret_non_negative: i64 = unsafe { std::mem::transmute(ret_non_negative) };
[INFO] [stdout]    |                                          -------------------^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `u64::cast_signed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "5ee7a1ec120f020b6e79b2948c7487695c4d1f03040e189ef429f55230a2964d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee7a1ec120f020b6e79b2948c7487695c4d1f03040e189ef429f55230a2964d", kill_on_drop: false }`
[INFO] [stdout] 5ee7a1ec120f020b6e79b2948c7487695c4d1f03040e189ef429f55230a2964d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33731f92f58bac00ea53c103849b4dba8ab06e45e871fbc1d04409ad17239366
[INFO] running `Command { std: "docker" "start" "-a" "33731f92f58bac00ea53c103849b4dba8ab06e45e871fbc1d04409ad17239366", kill_on_drop: false }`
[INFO] [stderr] warning: struct `StoppableLoop` is never constructed
[INFO] [stderr]  --> src/stoppable_loop.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct StoppableLoop<A: LoopAction> {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `State` is never used
[INFO] [stderr]   --> src/stoppable_loop.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 | enum State<Stoppable> {
[INFO] [stderr]    |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `LoopAction` is never used
[INFO] [stderr]   --> src/stoppable_loop.rs:19:11
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub trait LoopAction {
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_stopped` is never used
[INFO] [stderr]   --> src/stoppable_loop.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | impl<S> State<S> {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] 32 |     fn is_stopped(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get_stop`, `start_action`, and `run` are never used
[INFO] [stderr]   --> src/stoppable_loop.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl<A: LoopAction> StoppableLoop<A> {
[INFO] [stderr]    | ------------------------------------ associated items in this implementation
[INFO] [stderr] 38 |     pub fn new(action: A) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn get_stop(&self) -> impl FnOnce() + Send + 'static {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |     fn start_action(&mut self) -> Option<A::Wait> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn run(&mut self) -> Option<A::Output> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `empty` is never used
[INFO] [stderr]   --> src/random_strings.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub const fn empty() -> ByteGenerator {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_raised` is never used
[INFO] [stderr]   --> src/flag/waitable_flag.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl WaitableFlag {
[INFO] [stderr]    | ----------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub fn is_raised(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `until_raised` is never used
[INFO] [stderr]   --> src/flag/waitable_flag.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl Wait {
[INFO] [stderr]    | --------- method in this implementation
[INFO] [stderr] 34 |     pub fn until_raised(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `FuzzingMutation` is never used
[INFO] [stderr]  --> src/mutations.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub trait FuzzingMutation<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AddRandomChar` is never constructed
[INFO] [stderr]   --> src/mutations.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct AddRandomChar;
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RemoveRandomChar` is never constructed
[INFO] [stderr]   --> src/mutations.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct RemoveRandomChar;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `InsertRandomChar` is never constructed
[INFO] [stderr]   --> src/mutations.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub struct InsertRandomChar;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MakeUppercase` is never constructed
[INFO] [stderr]   --> src/mutations.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct MakeUppercase;
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MakeLowercase` is never constructed
[INFO] [stderr]   --> src/mutations.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub struct MakeLowercase;
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ReverseString` is never constructed
[INFO] [stderr]   --> src/mutations.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub struct ReverseString;
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ShuffleString` is never constructed
[INFO] [stderr]   --> src/mutations.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub struct ShuffleString;
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DuplicateChars` is never constructed
[INFO] [stderr]   --> src/mutations.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub struct DuplicateChars;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RemoveVowels` is never constructed
[INFO] [stderr]   --> src/mutations.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct RemoveVowels;
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `InsertRandomSubstring` is never constructed
[INFO] [stderr]   --> src/mutations.rs:95:12
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub struct InsertRandomSubstring;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BitFlip` is never constructed
[INFO] [stderr]    --> src/mutations.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub struct BitFlip;
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SwapAdjacent` is never constructed
[INFO] [stderr]    --> src/mutations.rs:120:12
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub struct SwapAdjacent;
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `ALL_MUTATIONS` is never used
[INFO] [stderr]    --> src/mutations.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 | pub static ALL_MUTATIONS: Lazy<Vec<Box<dyn FuzzingMutation<String> + Sync + Send>>> =
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/random_strings.rs:30:42
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let ret_non_negative: i64 = unsafe { std::mem::transmute(ret_non_negative) };
[INFO] [stderr]    |                                          -------------------^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                          |
[INFO] [stderr]    |                                          help: replace this with: `u64::cast_signed`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `empty` is never used
[INFO] [stderr]   --> src/random_strings.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub const fn empty() -> ByteGenerator {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fuzzer` (lib) generated 23 warnings (run `cargo fix --lib -p fuzzer` to apply 1 suggestion)
[INFO] [stderr] warning: `fuzzer` (lib test) generated 16 warnings (15 duplicates)
[INFO] [stderr] warning: unused import: `time::Duration`
[INFO] [stderr]  --> src/main.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{env, time::Duration};
[INFO] [stderr]   |                ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fuzzer` (bin "fuzzer") generated 1 warning (run `cargo fix --bin "fuzzer" -p fuzzer` to apply 1 suggestion)
[INFO] [stderr] warning: `fuzzer` (bin "fuzzer" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fuzzer-530fc8625be83d32)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test main_fuzzer::predefined_inputs::tests::test_predefined_inputs ... ok
[INFO] [stdout] test main_fuzzer::tests::fuzzer_moves_to_next_state ... ok
[INFO] [stdout] test stoppable_loop::tests::stoppable_loop_returns_on_success ... ok
[INFO] [stdout] test flag::waitable_flag::tests::test_waitable_flag_doesnt_get_notified ... ok
[INFO] [stdout] test flag::waitable_flag::tests::test_waitable_flag_gets_notified ... ok
[INFO] [stdout] test stoppable_loop::tests::test_stoppable_loop_stop ... ok
[INFO] [stdout] test delay::tests::test_delay ... ok
[INFO] [stdout] test delay::tests::test_delayer ... ok
[INFO] [stdout] test main_fuzzer::tests::fuzzer_generates_urls_fast ... FAILED
[INFO] [stdout] test main_fuzzer::tests::fuzzer_generates_strings_fast ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- main_fuzzer::tests::fuzzer_generates_urls_fast stdout ----
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] Average time: 0.02069 ms
[INFO] [stdout] 
[INFO] [stdout] thread 'main_fuzzer::tests::fuzzer_generates_urls_fast' (24) panicked at src/main_fuzzer.rs:279:9:
[INFO] [stdout] assertion failed: average_milis < 0.01
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5746eec21d62 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5746eec21d62 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5746eec21d62 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5746eec21d62 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5746eec366aa - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5746eec366aa - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5746eec26b96 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5746eec26b96 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5746eebffeff - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5746eebffeff - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5746eec19f79 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5746eebaeebe - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5746eebaeebe - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5746eec1a132 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5746eec1a132 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5746eebfffea - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5746eebf7989 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5746eec00e0d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5746eec36dbc - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5746eec36d82 - core[c5ed12ab89cc536a]::panicking::panic
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5746eeb9cedb - fuzzer[d86ae627b6fd76e7]::main_fuzzer::tests::fuzzer_generates_urls_fast
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main_fuzzer.rs:279:9
[INFO] [stdout]   21:     0x5746eeb9c9d7 - fuzzer[d86ae627b6fd76e7]::main_fuzzer::tests::fuzzer_generates_urls_fast::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main_fuzzer.rs:267:36
[INFO] [stdout]   22:     0x5746eeb8c676 - <fuzzer[d86ae627b6fd76e7]::main_fuzzer::tests::fuzzer_generates_urls_fast::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5746eeba326b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5746eeba326b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5746eebafaca - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5746eebafaca - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5746eebafaca - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5746eebafaca - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5746eebafaca - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5746eebafaca - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5746eebafaca - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5746eeba9f94 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5746eeba9f94 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x5746eebb25c2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x5746eebb25c2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5746eec2160f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x5746eec2160f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   43:     0x7463d52acaa4 - <unknown>
[INFO] [stdout]   44:     0x7463d5339a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- main_fuzzer::tests::fuzzer_generates_strings_fast stdout ----
[INFO] [stdout] Average time: 0.03370 ms
[INFO] [stdout] 
[INFO] [stdout] thread 'main_fuzzer::tests::fuzzer_generates_strings_fast' (22) panicked at src/main_fuzzer.rs:263:9:
[INFO] [stdout] assertion failed: average_milis < 0.01
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5746eec21d62 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5746eec21d62 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5746eec21d62 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5746eec21d62 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5746eec366aa - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5746eec366aa - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5746eec26b96 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5746eec26b96 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5746eebffeff - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5746eebffeff - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5746eec19f79 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5746eebaeebe - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5746eebaeebe - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5746eec1a132 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5746eec1a132 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5746eebfffea - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5746eebf7989 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5746eec00e0d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5746eec36dbc - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5746eec36d82 - core[c5ed12ab89cc536a]::panicking::panic
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5746eeb9d2d8 - fuzzer[d86ae627b6fd76e7]::main_fuzzer::tests::fuzzer_generates_strings_fast
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main_fuzzer.rs:263:9
[INFO] [stdout]   21:     0x5746eeb9ca37 - fuzzer[d86ae627b6fd76e7]::main_fuzzer::tests::fuzzer_generates_strings_fast::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main_fuzzer.rs:251:39
[INFO] [stdout]   22:     0x5746eeb8c6f6 - <fuzzer[d86ae627b6fd76e7]::main_fuzzer::tests::fuzzer_generates_strings_fast::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5746eeba326b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5746eeba326b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5746eebafaca - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5746eebafaca - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5746eebafaca - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5746eebafaca - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5746eebafaca - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5746eebafaca - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5746eebafaca - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5746eeba9f94 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5746eeba9f94 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x5746eebb25c2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5746eebb25c2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x5746eebb25c2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5746eec2160f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x5746eec2160f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   43:     0x7463d52acaa4 - <unknown>
[INFO] [stdout]   44:     0x7463d5339a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     main_fuzzer::tests::fuzzer_generates_strings_fast
[INFO] [stdout]     main_fuzzer::tests::fuzzer_generates_urls_fast
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33731f92f58bac00ea53c103849b4dba8ab06e45e871fbc1d04409ad17239366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33731f92f58bac00ea53c103849b4dba8ab06e45e871fbc1d04409ad17239366", kill_on_drop: false }`
[INFO] [stdout] 33731f92f58bac00ea53c103849b4dba8ab06e45e871fbc1d04409ad17239366
