[INFO] cloning repository https://github.com/thiskappaisgrey/redis-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thiskappaisgrey/redis-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiskappaisgrey%2Fredis-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiskappaisgrey%2Fredis-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f493cd600485eb0760173c19d8151382a9d687ff
[INFO] checking thiskappaisgrey/redis-in-rust against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthiskappaisgrey%2Fredis-in-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/thiskappaisgrey/redis-in-rust
[INFO] finished tweaking git repo https://github.com/thiskappaisgrey/redis-in-rust
[INFO] tweaked toml for git repo https://github.com/thiskappaisgrey/redis-in-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thiskappaisgrey/redis-in-rust on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thiskappaisgrey/redis-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-stdout v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ea0623e4623c96fa9ae66484bc98b7ce5a9bd112d132268f63eb70e729f30a4
[INFO] running `Command { std: "docker" "start" "-a" "3ea0623e4623c96fa9ae66484bc98b7ce5a9bd112d132268f63eb70e729f30a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea0623e4623c96fa9ae66484bc98b7ce5a9bd112d132268f63eb70e729f30a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea0623e4623c96fa9ae66484bc98b7ce5a9bd112d132268f63eb70e729f30a4", kill_on_drop: false }`
[INFO] [stdout] 3ea0623e4623c96fa9ae66484bc98b7ce5a9bd112d132268f63eb70e729f30a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd27ae807490bd15fb149bb07d39c3f0758ed1a5b393590deb279bd6b40849b8
[INFO] running `Command { std: "docker" "start" "-a" "cd27ae807490bd15fb149bb07d39c3f0758ed1a5b393590deb279bd6b40849b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking opentelemetry v0.27.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking opentelemetry_sdk v0.27.1
[INFO] [stderr]     Checking opentelemetry-stdout v0.27.0
[INFO] [stderr]     Checking redis-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(rustc_attrs)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result` and `self`
[INFO] [stdout]  --> src/futures.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     io::{self, ErrorKind, Read, Result, Write},
[INFO] [stdout]   |          ^^^^                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncBufReadExt` and `AsyncBufRead`
[INFO] [stdout]  --> src/futures.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::{AsyncBufRead, AsyncBufReadExt, AsyncRead, AsyncWrite};
[INFO] [stdout]   |               ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GlobalAlloc`
[INFO] [stdout]  --> src/kv_store.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::alloc::{Allocator, Global, GlobalAlloc, Layout};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/kv_store.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/kv_store.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/kv_store.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{BuildHasher, Hash, Hasher, RandomState};
[INFO] [stdout]   |                                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/kv_store.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::{self, NonNull};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsRawFd` and `BorrowedFd`
[INFO] [stdout]  --> src/reactor.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     os::fd::{AsFd, AsRawFd, BorrowedFd, OwnedFd},
[INFO] [stdout]   |                    ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncWriteExt` and `AsyncWrite`
[INFO] [stdout]  --> src/redis.rs:2:60
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::{AsyncBufRead, AsyncBufReadExt, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]   |                                                            ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc_layout_extra` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(alloc_layout_extra)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ptr_as_ref_unchecked` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(ptr_as_ref_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(rustc_attrs)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result` and `self`
[INFO] [stdout]  --> src/futures.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 |     io::{self, ErrorKind, Read, Result, Write},
[INFO] [stdout]   |          ^^^^                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncBufReadExt` and `AsyncBufRead`
[INFO] [stdout]  --> src/futures.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::{AsyncBufRead, AsyncBufReadExt, AsyncRead, AsyncWrite};
[INFO] [stdout]   |               ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GlobalAlloc`
[INFO] [stdout]  --> src/kv_store.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::alloc::{Allocator, Global, GlobalAlloc, Layout};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/kv_store.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/kv_store.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/kv_store.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{BuildHasher, Hash, Hasher, RandomState};
[INFO] [stdout]   |                                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/kv_store.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::{self, NonNull};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashTable`
[INFO] [stdout]    --> src/kv_store.rs:383:17
[INFO] [stdout]     |
[INFO] [stdout] 383 |     use super::{HashTable, BUCKET_SIZE};
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsRawFd` and `BorrowedFd`
[INFO] [stdout]  --> src/reactor.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     os::fd::{AsFd, AsRawFd, BorrowedFd, OwnedFd},
[INFO] [stdout]   |                    ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncWriteExt` and `AsyncWrite`
[INFO] [stdout]  --> src/redis.rs:2:60
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::{AsyncBufRead, AsyncBufReadExt, AsyncReadExt, AsyncWrite, AsyncWriteExt};
[INFO] [stdout]   |                                                            ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `future::Ready`
[INFO] [stdout]    --> src/redis.rs:194:19
[INFO] [stdout]     |
[INFO] [stdout] 194 |     use futures::{future::Ready, io::Cursor, FutureExt};
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RawWakerVTable`, `RawWaker`, `pin`, and `ptr`
[INFO] [stdout]    --> src/redis.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         pin, ptr,
[INFO] [stdout]     |         ^^^  ^^^
[INFO] [stdout] 197 |         task::{Context, Poll, RawWaker, RawWakerVTable, Waker},
[INFO] [stdout]     |                               ^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `alloc_layout_extra` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(alloc_layout_extra)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ptr_as_ref_unchecked` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(ptr_as_ref_unchecked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/kv_store.rs:319:35
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn remove_item(&mut self, index: usize) {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis-rust` (lib) due to 1 previous error; 13 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/kv_store.rs:319:35
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn remove_item(&mut self, index: usize) {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[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/redis.rs:261:13
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let mut bytes = b"$5\r\nhello\r\n";
[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] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis-rust` (lib test) due to 1 previous error; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cd27ae807490bd15fb149bb07d39c3f0758ed1a5b393590deb279bd6b40849b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd27ae807490bd15fb149bb07d39c3f0758ed1a5b393590deb279bd6b40849b8", kill_on_drop: false }`
[INFO] [stdout] cd27ae807490bd15fb149bb07d39c3f0758ed1a5b393590deb279bd6b40849b8
