[INFO] cloning repository https://github.com/alesiong/tcp-over-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alesiong/tcp-over-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falesiong%2Ftcp-over-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falesiong%2Ftcp-over-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91707b2e26e31e70ad0aeb0770f94d6a8b6edbb3
[INFO] checking alesiong/tcp-over-redis against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falesiong%2Ftcp-over-redis" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alesiong/tcp-over-redis
[INFO] finished tweaking git repo https://github.com/alesiong/tcp-over-redis
[INFO] tweaked toml for git repo https://github.com/alesiong/tcp-over-redis written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alesiong/tcp-over-redis on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alesiong/tcp-over-redis 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mintex v0.1.3
[INFO] [stderr]   Downloaded deadpool v0.12.1
[INFO] [stderr]   Downloaded deadpool-runtime v0.1.4
[INFO] [stderr]   Downloaded deadpool-redis v0.15.1
[INFO] [stderr]   Downloaded tokio-retry v0.3.0
[INFO] [stderr]   Downloaded dhat v0.3.3
[INFO] [stderr]   Downloaded console-api v0.7.0
[INFO] [stderr]   Downloaded dashmap v6.0.1
[INFO] [stderr]   Downloaded hdrhistogram v7.5.4
[INFO] [stderr]   Downloaded console-subscriber v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 555979b0d09f4413c7bf6001d9cffe5864097ea1fb2cde6265518984f7eb1548
[INFO] running `Command { std: "docker" "start" "-a" "555979b0d09f4413c7bf6001d9cffe5864097ea1fb2cde6265518984f7eb1548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "555979b0d09f4413c7bf6001d9cffe5864097ea1fb2cde6265518984f7eb1548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555979b0d09f4413c7bf6001d9cffe5864097ea1fb2cde6265518984f7eb1548", kill_on_drop: false }`
[INFO] [stdout] 555979b0d09f4413c7bf6001d9cffe5864097ea1fb2cde6265518984f7eb1548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e9ff70e33f0665b249b73c766cc5ae3e3a6c787c516ec17fff0c4e67d516afe
[INFO] running `Command { std: "docker" "start" "-a" "4e9ff70e33f0665b249b73c766cc5ae3e3a6c787c516ec17fff0c4e67d516afe", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking winnow v0.6.13
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking const_format v0.2.32
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerovec-derive v0.10.2
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking zerofrom v0.1.4
[INFO] [stderr]     Checking thiserror v1.0.61
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking yoke v0.7.4
[INFO] [stderr]     Checking zerovec v0.10.2
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking tokio-retry v0.3.0
[INFO] [stderr]     Checking deadpool-runtime v0.1.4
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking deadpool v0.12.1
[INFO] [stderr]     Checking icu_properties v1.5.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking serde_spanned v0.6.6
[INFO] [stderr]     Checking toml_datetime v0.6.6
[INFO] [stderr]     Checking toml_edit v0.22.14
[INFO] [stderr]     Checking toml v0.8.14
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna v1.0.0
[INFO] [stderr]     Checking url v2.5.1
[INFO] [stderr]     Checking redis v0.25.4
[INFO] [stderr]     Checking deadpool-redis v0.15.1
[INFO] [stderr]     Checking tcp-over-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::cache::consts::REDIS_KEY_GLOBAL_REGISTRY`
[INFO] [stdout]   --> src/cache/pipe.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::cache::consts::REDIS_KEY_GLOBAL_REGISTRY;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/cache/pipe.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[instrument(level = "info", skip(cache, data), fields(len = data.len()), err(Debug))]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/cache/pipe.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |             .query_async(&mut cache).await?;
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout]    = note: this error originates in the attribute macro `instrument` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::cache::consts::REDIS_KEY_GLOBAL_REGISTRY`
[INFO] [stdout]   --> src/cache/pipe.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::cache::consts::REDIS_KEY_GLOBAL_REGISTRY;
[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::cmp::Ordering`
[INFO] [stdout]    --> src/cache/listener.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use std::cmp::Ordering;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/cache/pipe.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[instrument(level = "info", skip(cache, data), fields(len = data.len()), err(Debug))]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/cache/pipe.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |             .query_async(&mut cache).await?;
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout]    = note: this error originates in the attribute macro `instrument` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pipe_name_str`
[INFO] [stdout]   --> src/cache/pipe.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let pipe_name_str = pipe_name.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipe_name_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pipe_name_str`
[INFO] [stdout]   --> src/cache/pipe.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let pipe_name_str = pipe_name.to_string();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipe_name_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `redis_timeout` is never read
[INFO] [stdout]   --> src/cache/connection.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct ConnectionReader {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 29 |     redis_timeout: Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_KEY_PREFIX_CLIENT_HAND_SHAKE` is never used
[INFO] [stdout]  --> src/cache/consts.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const REDIS_KEY_PREFIX_CLIENT_HAND_SHAKE: &str = concatcp!(REDIS_KEY_PREFIX, ":client:handshake:");
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_KEY_GLOBAL_REGISTRY` is never used
[INFO] [stdout]  --> src/cache/consts.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) const REDIS_KEY_GLOBAL_REGISTRY: &str = concatcp!("{}:registry", REDIS_KEY_PREFIX);
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcp-over-redis` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cache/listener.rs:233:22
[INFO] [stdout]     |
[INFO] [stdout] 233 |                 let (mut read, write) = conn.split();
[INFO] [stdout]     |                      ----^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read`
[INFO] [stdout]    --> src/cache/listener.rs:233:22
[INFO] [stdout]     |
[INFO] [stdout] 233 |                 let (mut read, write) = conn.split();
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `redis_timeout` is never read
[INFO] [stdout]   --> src/cache/connection.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct ConnectionReader {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 29 |     redis_timeout: Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_KEY_PREFIX_CLIENT_HAND_SHAKE` is never used
[INFO] [stdout]  --> src/cache/consts.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) const REDIS_KEY_PREFIX_CLIENT_HAND_SHAKE: &str = concatcp!(REDIS_KEY_PREFIX, ":client:handshake:");
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REDIS_KEY_GLOBAL_REGISTRY` is never used
[INFO] [stdout]  --> src/cache/consts.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) const REDIS_KEY_GLOBAL_REGISTRY: &str = concatcp!("{}:registry", REDIS_KEY_PREFIX);
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]    --> src/cache/pipe.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |             tokio::join!(handle);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]    --> src/cache/listener.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             tokio::join!(handle_send);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcp-over-redis` (lib test) due to 2 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4e9ff70e33f0665b249b73c766cc5ae3e3a6c787c516ec17fff0c4e67d516afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9ff70e33f0665b249b73c766cc5ae3e3a6c787c516ec17fff0c4e67d516afe", kill_on_drop: false }`
[INFO] [stdout] 4e9ff70e33f0665b249b73c766cc5ae3e3a6c787c516ec17fff0c4e67d516afe
