[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#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzqhxuyuan%2Fbytebuffers" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zqhxuyuan/bytebuffers on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bc6746dba0c239171ad4ac7300533e7c8a51ce3265745c2823ea75ab28b8f79
[INFO] running `Command { std: "docker" "start" "-a" "3bc6746dba0c239171ad4ac7300533e7c8a51ce3265745c2823ea75ab28b8f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bc6746dba0c239171ad4ac7300533e7c8a51ce3265745c2823ea75ab28b8f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc6746dba0c239171ad4ac7300533e7c8a51ce3265745c2823ea75ab28b8f79", kill_on_drop: false }`
[INFO] [stdout] 3bc6746dba0c239171ad4ac7300533e7c8a51ce3265745c2823ea75ab28b8f79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 180501f70adb4fb1951259b8da5e9f4ec12652c0764b9b50b7d6dfe2ee1289f2
[INFO] running `Command { std: "docker" "start" "-a" "180501f70adb4fb1951259b8da5e9f4ec12652c0764b9b50b7d6dfe2ee1289f2", 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)]` (part of `#[warn(unused)]`) 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`, and `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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "180501f70adb4fb1951259b8da5e9f4ec12652c0764b9b50b7d6dfe2ee1289f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180501f70adb4fb1951259b8da5e9f4ec12652c0764b9b50b7d6dfe2ee1289f2", kill_on_drop: false }`
[INFO] [stdout] 180501f70adb4fb1951259b8da5e9f4ec12652c0764b9b50b7d6dfe2ee1289f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2c6802953f2802d6ffe5e2d31711c10d4f03a58b702834c2b92403615fc9d4c
[INFO] running `Command { std: "docker" "start" "-a" "d2c6802953f2802d6ffe5e2d31711c10d4f03a58b702834c2b92403615fc9d4c", 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)]` (part of `#[warn(unused)]`) 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`, and `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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "d2c6802953f2802d6ffe5e2d31711c10d4f03a58b702834c2b92403615fc9d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2c6802953f2802d6ffe5e2d31711c10d4f03a58b702834c2b92403615fc9d4c", kill_on_drop: false }`
[INFO] [stdout] d2c6802953f2802d6ffe5e2d31711c10d4f03a58b702834c2b92403615fc9d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 878887f0cb95f451724e425a59f888c13a6940f1941e68fb6058b879abd3add4
[INFO] running `Command { std: "docker" "start" "-a" "878887f0cb95f451724e425a59f888c13a6940f1941e68fb6058b879abd3add4", 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)]` (part of `#[warn(unused)]`) 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`, and `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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 18 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)]` (part of `#[warn(unused)]`) 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 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bytebuffers-1b45044bbfcbff33)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test bytebuffer::test::test_bb_access ... 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] [stdout] test tests::slice_test::test::test_slice1 ... ok
[INFO] [stdout] start:0, len:12
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::slice_test::test::test_work' (36) panicked at src/tests/slice_test.rs:51:18:
[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] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5b3577945752 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5b3577945752 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5b3577945752 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5b3577945752 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5b357795a26a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5b357795a26a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stderr]    6:     0x5b357794b396 - std[716c9a7a72e5c14e]::io::default_write_fmt::<std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5b357794b396 - <std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x5b3577923c1f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5b3577923c1f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5b357793da01 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5b35778d92de - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   12:     0x5b35778d92de - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5b357793dbf2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   14:     0x5b357793dbf2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x5b3577923d0a - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x5b357791b679 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5b3577924b2d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x5b357795a7cd - core[c5ed12ab89cc536a]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5b357795a7cd - core[c5ed12ab89cc536a]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/intrinsics/mod.rs:2431:9
[INFO] [stderr]   20:     0x5b35778c0d20 - core[c5ed12ab89cc536a]::slice::raw::from_raw_parts::precondition_check
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5b35778bc337 - core[c5ed12ab89cc536a]::slice::raw::from_raw_parts::<u32>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5b35778bbe06 - <bytebuffers[a3d9b24b6da75539]::tests::slice_test::Data>::slice::<u32>
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:51:18
[INFO] [stderr]   23:     0x5b35778c0a83 - bytebuffers[a3d9b24b6da75539]::tests::slice_test::test::test_work
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:71:27
[INFO] [stderr]   24:     0x5b35778bc667 - bytebuffers[a3d9b24b6da75539]::tests::slice_test::test::test_work::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/src/tests/slice_test.rs:61:19
[INFO] [stderr]   25:     0x5b35778c9fd6 - <bytebuffers[a3d9b24b6da75539]::tests::slice_test::test::test_work::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   26:     0x5b35778cd68b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   27:     0x5b35778cd68b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stderr]   28:     0x5b35778d9eea - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stderr]   29:     0x5b35778d9eea - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   30:     0x5b35778d9eea - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stderr]   31:     0x5b35778d9eea - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stderr]   32:     0x5b35778d9eea - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stderr]   33:     0x5b35778d9eea - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stderr]   34:     0x5b35778d9eea - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stderr]   35:     0x5b35778d43b4 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stderr]   36:     0x5b35778d43b4 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   37:     0x5b35778dc9e2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stderr]   38:     0x5b35778dc9e2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   39:     0x5b35778dc9e2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stderr]   40:     0x5b35778dc9e2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stderr]   41:     0x5b35778dc9e2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stderr]   42:     0x5b35778dc9e2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stderr]   43:     0x5b35778dc9e2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   44:     0x5b3577944fff - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stderr]   45:     0x5b3577944fff - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stderr]   46:     0x7ac5f7e43aa4 - <unknown>
[INFO] [stderr]   47:     0x7ac5f7ed0a64 - clone
[INFO] [stderr]   48:                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-1b45044bbfcbff33` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "878887f0cb95f451724e425a59f888c13a6940f1941e68fb6058b879abd3add4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878887f0cb95f451724e425a59f888c13a6940f1941e68fb6058b879abd3add4", kill_on_drop: false }`
[INFO] [stdout] 878887f0cb95f451724e425a59f888c13a6940f1941e68fb6058b879abd3add4
