[INFO] cloning repository https://github.com/zqhxuyuan/bytebuffers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zqhxuyuan/bytebuffers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eaa2301b49d0b6aaf1d8a2569aead7e98332660
[INFO] testing zqhxuyuan/bytebuffers against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zqhxuyuan/bytebuffers on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zqhxuyuan/bytebuffers
[INFO] finished tweaking git repo https://github.com/zqhxuyuan/bytebuffers
[INFO] tweaked toml for git repo https://github.com/zqhxuyuan/bytebuffers written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zqhxuyuan/bytebuffers 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 387d7726783a736304ff11f58be56cad2186dd9c4f60b2a8c108f3dca5d244c9
[INFO] running `Command { std: "docker" "start" "-a" "387d7726783a736304ff11f58be56cad2186dd9c4f60b2a8c108f3dca5d244c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "387d7726783a736304ff11f58be56cad2186dd9c4f60b2a8c108f3dca5d244c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387d7726783a736304ff11f58be56cad2186dd9c4f60b2a8c108f3dca5d244c9", kill_on_drop: false }`
[INFO] [stdout] 387d7726783a736304ff11f58be56cad2186dd9c4f60b2a8c108f3dca5d244c9
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b924adccb2142a51efa3e0eab63b9f9809052d14965924ab7b3dea54d54fe2e
[INFO] running `Command { std: "docker" "start" "-a" "1b924adccb2142a51efa3e0eab63b9f9809052d14965924ab7b3dea54d54fe2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytebuffers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/tests/buffer_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/tests/buffer_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buffer`, `ByteBuffer`, `IBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::buffer::buffer::{Buffer, IBuffer, ByteBuffer};
[INFO] [stdout]   |                             ^^^^^^  ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::clone_bytebuffer::CloneByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::buffer::clone_bytebuffer::CloneByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::arc_bytebuffer::ArcByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::buffer::arc_bytebuffer::ArcByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:252:14
[INFO] [stdout]     |
[INFO] [stdout] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stdout]     |              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/buffer/buffer.rs:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stdout]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Slice` is never constructed
[INFO] [stdout]  --> src/tests/slice_test.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Slice<T> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tests/slice_test.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl <T> Slice<T> {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(offset: u32, len: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Data` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Data<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_target`, `bytes`, `header`, and `slice` are never used
[INFO] [stdout]   --> src/tests/slice_test.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Data<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 31 |     pub fn new<B: Into<Cow<'a, [u8]>>>(bytes: B) -> Data<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn bytes(&self, start: usize, len: usize) -> *const u8 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn header(&self) -> &Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn slice<T>(&self, s: &Slice<T>) -> &[T] {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "1b924adccb2142a51efa3e0eab63b9f9809052d14965924ab7b3dea54d54fe2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b924adccb2142a51efa3e0eab63b9f9809052d14965924ab7b3dea54d54fe2e", kill_on_drop: false }`
[INFO] [stdout] 1b924adccb2142a51efa3e0eab63b9f9809052d14965924ab7b3dea54d54fe2e
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ad5448fdec7c924c113fcddfe11b7e90200facf9696f24e75511e4f100ac5c4
[INFO] running `Command { std: "docker" "start" "-a" "7ad5448fdec7c924c113fcddfe11b7e90200facf9696f24e75511e4f100ac5c4", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/tests/buffer_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/tests/buffer_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buffer`, `ByteBuffer`, `IBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::buffer::buffer::{Buffer, IBuffer, ByteBuffer};
[INFO] [stdout]   |                             ^^^^^^  ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::clone_bytebuffer::CloneByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::buffer::clone_bytebuffer::CloneByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::arc_bytebuffer::ArcByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::buffer::arc_bytebuffer::ArcByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:252:14
[INFO] [stdout]     |
[INFO] [stdout] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stdout]     |              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/buffer/buffer.rs:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stdout]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Slice` is never constructed
[INFO] [stdout]  --> src/tests/slice_test.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Slice<T> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tests/slice_test.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl <T> Slice<T> {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(offset: u32, len: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Data` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Data<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_target`, `bytes`, `header`, and `slice` are never used
[INFO] [stdout]   --> src/tests/slice_test.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Data<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 31 |     pub fn new<B: Into<Cow<'a, [u8]>>>(bytes: B) -> Data<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn bytes(&self, start: usize, len: usize) -> *const u8 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn header(&self) -> &Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn slice<T>(&self, s: &Slice<T>) -> &[T] {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bytebuffers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/tests/buffer_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/tests/slice_test.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     use std::marker::PhantomData;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:252:14
[INFO] [stdout]     |
[INFO] [stdout] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stdout]     |              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/buffer/buffer.rs:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stdout]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tests/buffer_test.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut v = vec![1,2,3,4,5];
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tests/buffer_test.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut v1 = &v[0..2];
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_target` and `header` are never used
[INFO] [stdout]   --> src/tests/slice_test.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Data<'a> {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn header(&self) -> &Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "7ad5448fdec7c924c113fcddfe11b7e90200facf9696f24e75511e4f100ac5c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad5448fdec7c924c113fcddfe11b7e90200facf9696f24e75511e4f100ac5c4", kill_on_drop: false }`
[INFO] [stdout] 7ad5448fdec7c924c113fcddfe11b7e90200facf9696f24e75511e4f100ac5c4
[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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66a4652fc6c9a33a8e1c7f8af5d1f3e2d02709448a2954d105921406aa3c9647
[INFO] running `Command { std: "docker" "start" "-a" "66a4652fc6c9a33a8e1c7f8af5d1f3e2d02709448a2954d105921406aa3c9647", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/tests/buffer_test.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/tests/buffer_test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Buffer`, `ByteBuffer`, `IBuffer`
[INFO] [stderr]  --> src/tests/buffer_test.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::buffer::buffer::{Buffer, IBuffer, ByteBuffer};
[INFO] [stderr]   |                             ^^^^^^  ^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::buffer::clone_bytebuffer::CloneByteBuffer`
[INFO] [stderr]  --> src/tests/buffer_test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::buffer::clone_bytebuffer::CloneByteBuffer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::buffer::arc_bytebuffer::ArcByteBuffer`
[INFO] [stderr]  --> src/tests/buffer_test.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::buffer::arc_bytebuffer::ArcByteBuffer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stderr]    --> src/buffer/buffer.rs:252:14
[INFO] [stderr]     |
[INFO] [stderr] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stderr]     |              ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stderr]    --> src/buffer/buffer.rs:258:16
[INFO] [stderr]     |
[INFO] [stderr] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stderr]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/buffer/buffer.rs:256:70
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stderr]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stderr]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Slice` is never constructed
[INFO] [stderr]  --> src/tests/slice_test.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Slice<T> {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tests/slice_test.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl <T> Slice<T> {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] 12 |     pub fn new(offset: u32, len: u32) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/tests/slice_test.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Data` is never constructed
[INFO] [stderr]   --> src/tests/slice_test.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct Data<'a> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get_target`, `bytes`, `header`, and `slice` are never used
[INFO] [stderr]   --> src/tests/slice_test.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<'a> Data<'a> {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 31 |     pub fn new<B: Into<Cow<'a, [u8]>>>(bytes: B) -> Data<'a> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     fn bytes(&self, start: usize, len: usize) -> *const u8 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn header(&self) -> &Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn slice<T>(&self, s: &Slice<T>) -> &[T] {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bytebuffers` (lib) generated 25 warnings (run `cargo fix --lib -p bytebuffers` to apply 15 suggestions)
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/tests/buffer_test.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]   --> src/tests/slice_test.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     use std::marker::PhantomData;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tests/buffer_test.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut v = vec![1,2,3,4,5];
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tests/buffer_test.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut v1 = &v[0..2];
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/tests/slice_test.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_target` and `header` are never used
[INFO] [stderr]   --> src/tests/slice_test.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<'a> Data<'a> {
[INFO] [stderr]    | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn header(&self) -> &Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bytebuffers` (lib test) generated 21 warnings (15 duplicates) (run `cargo fix --lib -p bytebuffers --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bytebuffers-58426256a555c0a5)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test bytebuffer::test::test_bb_access ... ok
[INFO] [stdout] test bytebuffer::test::test_bb_empty ... ok
[INFO] [stdout] test bytebuffer::test::test_bb_new ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_get_put ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_slice ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_new ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_slice_arc ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_slice_refcell ... ok
[INFO] [stderr] thread 'tests::slice_test::test::test_work' panicked at library/core/src/panicking.rs:219:5:
[INFO] [stdout] start:0, len:12
[INFO] [stderr] unsafe precondition(s) violated: slice::from_raw_parts requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX`
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55f39cdf25a5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]    1:     0x55f39cdf25a5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x55f39cdf25a5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x55f39cdf25a5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x55f39ce18e2b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]    5:     0x55f39ce18e2b - core::fmt::write::h8bcd80919a02be29
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stderr]    6:     0x55f39cdefe8f - std::io::Write::write_fmt::hed769ca6c29434ec
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]    7:     0x55f39cdf237e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x55f39cdf237e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x55f39cdf3da9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stderr]   10:     0x55f39cdf3aed - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:298:9
[INFO] [stderr]   11:     0x55f39cdc4cca - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stderr]   12:     0x55f39cdc4cca - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stderr]   13:     0x55f39cdf43ab - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stderr]   14:     0x55f39cdf43ab - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stderr]   15:     0x55f39cdf40eb - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stderr]   16:     0x55f39cdf2a69 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x55f39cdf3e57 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stderr]   18:     0x55f39cd7a900 - core::panicking::panic_nounwind_fmt::runtime::h4b9f1774825d29a1
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:110:18
[INFO] [stderr]   19:     0x55f39cd7a900 - core::panicking::panic_nounwind_fmt::h7f70629ab29f76f1
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:120:5
[INFO] [stderr]   20:     0x55f39cd7a992 - core::panicking::panic_nounwind::hde0018e2d22904b7
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:219:5
[INFO] [stderr]   21:     0x55f39cd82db0 - core::slice::raw::from_raw_parts::precondition_check::h030e5a1dda99b3f6
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ub_checks.rs:68:21
[INFO] [stderr]   22:     0x55f39cd82bef - core::slice::raw::from_raw_parts::ha6d706e5f4463436
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ub_checks.rs:75:17
[INFO] [stderr]   23:     0x55f39cd90d1f - bytebuffers::tests::slice_test::Data::slice::h2e6c23361dcc8fbc
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:51:18
[INFO] [stderr]   24:     0x55f39cd8ca93 - bytebuffers::tests::slice_test::test::test_work::h4a94d6b0564167f4
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:71:22
[INFO] [stderr]   25:     0x55f39cd8c997 - bytebuffers::tests::slice_test::test::test_work::{{closure}}::h2ff55d5e105718b8
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:61:19
[INFO] [stderr]   26:     0x55f39cd8e3f6 - core::ops::function::FnOnce::call_once::h4e0eee17b9b01eef
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x55f39cdc96ab - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x55f39cdc96ab - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stderr]   29:     0x55f39cdc8db1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stderr]   30:     0x55f39cdc8db1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   31:     0x55f39cdc8db1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stderr]   32:     0x55f39cdc8db1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stderr]   33:     0x55f39cdc8db1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stderr]   34:     0x55f39cdc8db1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stderr]   35:     0x55f39cdc8db1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stderr]   36:     0x55f39cd91774 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stderr]   37:     0x55f39cd91774 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   38:     0x55f39cd961a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stderr]   39:     0x55f39cd961a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   40:     0x55f39cd961a2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stderr]   41:     0x55f39cd961a2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stderr]   42:     0x55f39cd961a2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stderr]   43:     0x55f39cd961a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stderr]   44:     0x55f39cd961a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   45:     0x55f39cdf858b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stderr]   46:     0x55f39cdf858b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stderr]   47:     0x55f39cdf858b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stderr]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]   48:     0x7fdece0acac3 - <unknown>
[INFO] [stderr]   49:     0x7fdece13da04 - __clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/bytebuffers-58426256a555c0a5` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "66a4652fc6c9a33a8e1c7f8af5d1f3e2d02709448a2954d105921406aa3c9647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a4652fc6c9a33a8e1c7f8af5d1f3e2d02709448a2954d105921406aa3c9647", kill_on_drop: false }`
[INFO] [stdout] 66a4652fc6c9a33a8e1c7f8af5d1f3e2d02709448a2954d105921406aa3c9647
[INFO] testing zqhxuyuan/bytebuffers against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zqhxuyuan/bytebuffers on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zqhxuyuan/bytebuffers
[INFO] finished tweaking git repo https://github.com/zqhxuyuan/bytebuffers
[INFO] tweaked toml for git repo https://github.com/zqhxuyuan/bytebuffers written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/zqhxuyuan/bytebuffers 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c63d51b29642793368d5c02a32678beab4d984e1dd25bd624100ceb98bb19bdb
[INFO] running `Command { std: "docker" "start" "-a" "c63d51b29642793368d5c02a32678beab4d984e1dd25bd624100ceb98bb19bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c63d51b29642793368d5c02a32678beab4d984e1dd25bd624100ceb98bb19bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63d51b29642793368d5c02a32678beab4d984e1dd25bd624100ceb98bb19bdb", kill_on_drop: false }`
[INFO] [stdout] c63d51b29642793368d5c02a32678beab4d984e1dd25bd624100ceb98bb19bdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb93eb3ca188410566026de10c4d58e4f19f9d1000a3e2ac7efba7731cf0924b
[INFO] running `Command { std: "docker" "start" "-a" "cb93eb3ca188410566026de10c4d58e4f19f9d1000a3e2ac7efba7731cf0924b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytebuffers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/tests/buffer_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/tests/buffer_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buffer`, `ByteBuffer`, `IBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::buffer::buffer::{Buffer, IBuffer, ByteBuffer};
[INFO] [stdout]   |                             ^^^^^^  ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::clone_bytebuffer::CloneByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::buffer::clone_bytebuffer::CloneByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::arc_bytebuffer::ArcByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::buffer::arc_bytebuffer::ArcByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:252:14
[INFO] [stdout]     |
[INFO] [stdout] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stdout]     |              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/buffer/buffer.rs:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stdout]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Slice` is never constructed
[INFO] [stdout]  --> src/tests/slice_test.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Slice<T> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tests/slice_test.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl <T> Slice<T> {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(offset: u32, len: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Data` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Data<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_target`, `bytes`, `header`, and `slice` are never used
[INFO] [stdout]   --> src/tests/slice_test.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Data<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 31 |     pub fn new<B: Into<Cow<'a, [u8]>>>(bytes: B) -> Data<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn bytes(&self, start: usize, len: usize) -> *const u8 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn header(&self) -> &Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn slice<T>(&self, s: &Slice<T>) -> &[T] {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "cb93eb3ca188410566026de10c4d58e4f19f9d1000a3e2ac7efba7731cf0924b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb93eb3ca188410566026de10c4d58e4f19f9d1000a3e2ac7efba7731cf0924b", kill_on_drop: false }`
[INFO] [stdout] cb93eb3ca188410566026de10c4d58e4f19f9d1000a3e2ac7efba7731cf0924b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d3398fc2d0d62f9d9d4c4be989b76fe7221a1b5c1aa34dd7341add2e6a358d4
[INFO] running `Command { std: "docker" "start" "-a" "1d3398fc2d0d62f9d9d4c4be989b76fe7221a1b5c1aa34dd7341add2e6a358d4", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/tests/buffer_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/tests/buffer_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Buffer`, `ByteBuffer`, `IBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::buffer::buffer::{Buffer, IBuffer, ByteBuffer};
[INFO] [stdout]   |                             ^^^^^^  ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::clone_bytebuffer::CloneByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::buffer::clone_bytebuffer::CloneByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::buffer::arc_bytebuffer::ArcByteBuffer`
[INFO] [stdout]  --> src/tests/buffer_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::buffer::arc_bytebuffer::ArcByteBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/tests/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod buffer_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:252:14
[INFO] [stdout]     |
[INFO] [stdout] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stdout]     |              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/buffer/buffer.rs:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stdout]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Slice` is never constructed
[INFO] [stdout]  --> src/tests/slice_test.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Slice<T> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/tests/slice_test.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl <T> Slice<T> {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(offset: u32, len: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Data` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Data<'a> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_target`, `bytes`, `header`, and `slice` are never used
[INFO] [stdout]   --> src/tests/slice_test.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Data<'a> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 31 |     pub fn new<B: Into<Cow<'a, [u8]>>>(bytes: B) -> Data<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn bytes(&self, start: usize, len: usize) -> *const u8 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn header(&self) -> &Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn slice<T>(&self, s: &Slice<T>) -> &[T] {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bytebuffers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]  --> src/tests/buffer_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Range;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/tests/slice_test.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     use std::marker::PhantomData;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:252:14
[INFO] [stdout]     |
[INFO] [stdout] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stdout]     |              ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stdout]    --> src/buffer/buffer.rs:258:16
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/buffer/buffer.rs:256:70
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stdout]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `off`
[INFO] [stdout]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tests/buffer_test.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut v = vec![1,2,3,4,5];
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tests/buffer_test.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut v1 = &v[0..2];
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Header` is never constructed
[INFO] [stdout]   --> src/tests/slice_test.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_target` and `header` are never used
[INFO] [stdout]   --> src/tests/slice_test.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'a> Data<'a> {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn header(&self) -> &Header {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "1d3398fc2d0d62f9d9d4c4be989b76fe7221a1b5c1aa34dd7341add2e6a358d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3398fc2d0d62f9d9d4c4be989b76fe7221a1b5c1aa34dd7341add2e6a358d4", kill_on_drop: false }`
[INFO] [stdout] 1d3398fc2d0d62f9d9d4c4be989b76fe7221a1b5c1aa34dd7341add2e6a358d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89947d18c741d48d2cb687dffb68e9bab0ec49762d91bc0f7aa1bc3ca52bf250
[INFO] running `Command { std: "docker" "start" "-a" "89947d18c741d48d2cb687dffb68e9bab0ec49762d91bc0f7aa1bc3ca52bf250", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/buffer/arc_bytebuffer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/tests/buffer_test.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/tests/buffer_test.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cell::RefCell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Buffer`, `ByteBuffer`, `IBuffer`
[INFO] [stderr]  --> src/tests/buffer_test.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::buffer::buffer::{Buffer, IBuffer, ByteBuffer};
[INFO] [stderr]   |                             ^^^^^^  ^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::buffer::clone_bytebuffer::CloneByteBuffer`
[INFO] [stderr]  --> src/tests/buffer_test.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::buffer::clone_bytebuffer::CloneByteBuffer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::buffer::arc_bytebuffer::ArcByteBuffer`
[INFO] [stderr]  --> src/tests/buffer_test.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::buffer::arc_bytebuffer::ArcByteBuffer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/tests/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buffer_test;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `buffer::buffer::ByteBuffer::new`
[INFO] [stderr]    --> src/buffer/buffer.rs:252:14
[INFO] [stderr]     |
[INFO] [stderr] 252 |         self.new(mark, pos, limit, cap, 0)
[INFO] [stderr]     |              ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `buffer::buffer::Buffer::new`
[INFO] [stderr]    --> src/buffer/buffer.rs:258:16
[INFO] [stderr]     |
[INFO] [stderr] 258 |         buffer.new(mark, pos, limit, cap);
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]   --> src/buffer/arc_bytebuffer.rs:80:71
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stderr]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/arc_bytebuffer.rs:154:13
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/arc_bytebuffer.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |         let mut hb = Arc::clone(&self.hb);
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/arc_bytebuffer.rs:237:13
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let mut src_hb = Arc::clone(&heap_buffer.hb);
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/buffer/buffer.rs:256:70
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn new(&mut self, mark: i32, pos: i32, limit: i32, cap: i32, offset: i32) {
[INFO] [stderr]     |                                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `off`
[INFO] [stderr]   --> src/buffer/clone_bytebuffer.rs:79:71
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn new(buf: &[u8], mark: i32, pos: i32, limit: i32, cap: i32, off: i32) -> Self {
[INFO] [stderr]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_off`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 151 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:167:13
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:186:13
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let mut src_hb = heap_buffer.hb.get_mut();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/clone_bytebuffer.rs:237:13
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let mut hb = self.hb.get_mut();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Slice` is never constructed
[INFO] [stderr]  --> src/tests/slice_test.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Slice<T> {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/tests/slice_test.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl <T> Slice<T> {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] 12 |     pub fn new(offset: u32, len: u32) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/tests/slice_test.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Data` is never constructed
[INFO] [stderr]   --> src/tests/slice_test.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct Data<'a> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get_target`, `bytes`, `header`, and `slice` are never used
[INFO] [stderr]   --> src/tests/slice_test.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<'a> Data<'a> {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 31 |     pub fn new<B: Into<Cow<'a, [u8]>>>(bytes: B) -> Data<'a> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     fn bytes(&self, start: usize, len: usize) -> *const u8 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn header(&self) -> &Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn slice<T>(&self, s: &Slice<T>) -> &[T] {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bytebuffers` (lib) generated 25 warnings (run `cargo fix --lib -p bytebuffers` to apply 15 suggestions)
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]  --> src/tests/buffer_test.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Range;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]   --> src/tests/slice_test.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |     use std::marker::PhantomData;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tests/buffer_test.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut v = vec![1,2,3,4,5];
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tests/buffer_test.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut v1 = &v[0..2];
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Header` is never constructed
[INFO] [stderr]   --> src/tests/slice_test.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_target` and `header` are never used
[INFO] [stderr]   --> src/tests/slice_test.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl<'a> Data<'a> {
[INFO] [stderr]    | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn get_target(&self, idx: usize) -> u32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     fn header(&self) -> &Header {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bytebuffers` (lib test) generated 21 warnings (15 duplicates) (run `cargo fix --lib -p bytebuffers --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bytebuffers-58426256a555c0a5)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test bytebuffer::test::test_bb_access ... ok
[INFO] [stdout] test bytebuffer::test::test_bb_empty ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_get_put ... ok
[INFO] [stdout] test bytebuffer::test::test_bb_new ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_new ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_slice ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_slice_arc ... ok
[INFO] [stdout] test tests::buffer_test::test_buffer_slice_refcell ... ok
[INFO] [stdout] test tests::buffer_test::test_ops_vec ... ok
[INFO] [stdout] test tests::buffer_test::test_arc ... ok
[INFO] [stdout] test tests::slice_test::test::test_slice1 ... ok
[INFO] [stdout] start:0, len:12
[INFO] [stderr] thread 'tests::slice_test::test::test_work' panicked at library/core/src/panicking.rs:219:5:
[INFO] [stderr] unsafe precondition(s) violated: slice::from_raw_parts requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX`
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5591dc400645 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]    1:     0x5591dc400645 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x5591dc400645 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x5591dc400645 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x5591dc426e6b - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stderr]    5:     0x5591dc426e6b - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stderr]    6:     0x5591dc3fde7f - std::io::Write::write_fmt::h456b7988df61daf3
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]    7:     0x5591dc40041e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x5591dc40041e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x5591dc401d89 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stderr]   10:     0x5591dc401b58 - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:298:9
[INFO] [stderr]   11:     0x5591dc3d2d9f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stderr]   12:     0x5591dc3d2d9f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stderr]   13:     0x5591dc40238b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stderr]   14:     0x5591dc40238b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stderr]   15:     0x5591dc4020cb - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:656:13
[INFO] [stderr]   16:     0x5591dc400b09 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x5591dc401e37 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stderr]   18:     0x5591dc3888e0 - core::panicking::panic_nounwind_fmt::runtime::h5a694fc2dbb2d2f2
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:110:18
[INFO] [stderr]   19:     0x5591dc3888e0 - core::panicking::panic_nounwind_fmt::hdd1d11fcfd7ed294
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:120:5
[INFO] [stderr]   20:     0x5591dc388972 - core::panicking::panic_nounwind::h8259b34807f64d0c
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:219:5
[INFO] [stderr]   21:     0x5591dc390c80 - core::slice::raw::from_raw_parts::precondition_check::h5b80151f8916b195
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ub_checks.rs:68:21
[INFO] [stderr]   22:     0x5591dc390a3f - core::slice::raw::from_raw_parts::h073bbfa6ece365d8
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ub_checks.rs:75:17
[INFO] [stderr]   23:     0x5591dc39ec9f - bytebuffers::tests::slice_test::Data::slice::h4f32f15f36faf645
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:51:18
[INFO] [stderr]   24:     0x5591dc39edd3 - bytebuffers::tests::slice_test::test::test_work::h3f512e07c5c45ba1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:71:22
[INFO] [stderr]   25:     0x5591dc39ecd7 - bytebuffers::tests::slice_test::test::test_work::{{closure}}::hdbac9b82e94aa753
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:61:19
[INFO] [stderr]   26:     0x5591dc39cb46 - core::ops::function::FnOnce::call_once::h7f5787e276a96b53
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x5591dc3d76bb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x5591dc3d76bb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stderr]   29:     0x5591dc3d6d81 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stderr]   30:     0x5591dc3d6d81 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   31:     0x5591dc3d6d81 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stderr]   32:     0x5591dc3d6d81 - std::panicking::try::hea3411d60321c4de
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stderr]   33:     0x5591dc3d6d81 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stderr]   34:     0x5591dc3d6d81 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stderr]   35:     0x5591dc3d6d81 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stderr]   36:     0x5591dc39f754 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stderr]   37:     0x5591dc39f754 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   38:     0x5591dc3a4222 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stderr]   39:     0x5591dc3a4222 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   40:     0x5591dc3a4222 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stderr]   41:     0x5591dc3a4222 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stderr]   42:     0x5591dc3a4222 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stderr]   43:     0x5591dc3a4222 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stderr]   44:     0x5591dc3a4222 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   45:     0x5591dc40655b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stderr]   46:     0x5591dc40655b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stderr]   47:     0x5591dc40655b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stderr]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]   48:     0x7f024532dac3 - <unknown>
[INFO] [stderr]   49:     0x7f02453bea04 - __clone
[INFO] [stderr]   50:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/bytebuffers-58426256a555c0a5` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "89947d18c741d48d2cb687dffb68e9bab0ec49762d91bc0f7aa1bc3ca52bf250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89947d18c741d48d2cb687dffb68e9bab0ec49762d91bc0f7aa1bc3ca52bf250", kill_on_drop: false }`
[INFO] [stdout] 89947d18c741d48d2cb687dffb68e9bab0ec49762d91bc0f7aa1bc3ca52bf250
