[INFO] fetching crate a-mutex 0.1.2...
[INFO] checking a-mutex-0.1.2 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate a-mutex 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate a-mutex 0.1.2
[INFO] finished tweaking crates.io crate a-mutex 0.1.2
[INFO] tweaked toml for crates.io crate a-mutex 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate a-mutex 0.1.2 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 150 packages to latest compatible versions
[INFO] [stderr]       Adding bb8-redis v0.11.0 (available: v0.24.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding redis v0.21.7 (available: v0.32.5)
[INFO] [stderr]       Adding testcontainers v0.14.0 (available: v0.25.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bb8-redis v0.11.0
[INFO] [stderr]   Downloaded bb8 v0.8.6
[INFO] [stderr]   Downloaded testcontainers v0.14.0
[INFO] [stderr]   Downloaded bollard-stubs v1.41.0
[INFO] [stderr]   Downloaded redis v0.21.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a2cf3f37a69bce68824656d5098bd92f38d2dca50171ada642428cc94ce0868
[INFO] running `Command { std: "docker" "start" "-a" "0a2cf3f37a69bce68824656d5098bd92f38d2dca50171ada642428cc94ce0868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a2cf3f37a69bce68824656d5098bd92f38d2dca50171ada642428cc94ce0868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2cf3f37a69bce68824656d5098bd92f38d2dca50171ada642428cc94ce0868", kill_on_drop: false }`
[INFO] [stdout] 0a2cf3f37a69bce68824656d5098bd92f38d2dca50171ada642428cc94ce0868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2675b12a7c37dfe9850d826e7959699d3f96696122b5f081e53d4971db9c3e10
[INFO] running `Command { std: "docker" "start" "-a" "2675b12a7c37dfe9850d826e7959699d3f96696122b5f081e53d4971db9c3e10", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stderr]     Checking smallvec v1.15.1
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[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
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[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
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[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking bb8 v0.8.6
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking bollard-stubs v1.41.0
[INFO] [stderr]     Checking redis v0.21.7
[INFO] [stderr]     Checking bb8-redis v0.11.0
[INFO] [stderr]     Checking a-mutex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/redis.rs:271:1
[INFO] [stdout]     |
[INFO] [stdout] 271 | #[async_trait]
[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/nightly/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/redis.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |         con.set(format_data_key(&self.mutex.key), &data).await?;
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 279 |         con.set::<_, _, ()>(format_data_key(&self.mutex.key), &data).await?;
[INFO] [stdout]     |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/redis.rs:271:1
[INFO] [stdout]     |
[INFO] [stdout] 271 | #[async_trait]
[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/nightly/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/redis.rs:297:13
[INFO] [stdout]     |
[INFO] [stdout] 297 |         con.del(format_data_key(&self.mutex.key)).await?;
[INFO] [stdout]     |             ^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 297 |         con.del::<_, ()>(format_data_key(&self.mutex.key)).await?;
[INFO] [stdout]     |                +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking testcontainers v0.14.0
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/redis.rs:271:1
[INFO] [stdout]     |
[INFO] [stdout] 271 | #[async_trait]
[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/nightly/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/redis.rs:279:13
[INFO] [stdout]     |
[INFO] [stdout] 279 |         con.set(format_data_key(&self.mutex.key), &data).await?;
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 279 |         con.set::<_, _, ()>(format_data_key(&self.mutex.key), &data).await?;
[INFO] [stdout]     |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/redis.rs:271:1
[INFO] [stdout]     |
[INFO] [stdout] 271 | #[async_trait]
[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/nightly/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/redis.rs:297:13
[INFO] [stdout]     |
[INFO] [stdout] 297 |         con.del(format_data_key(&self.mutex.key)).await?;
[INFO] [stdout]     |             ^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 297 |         con.del::<_, ()>(format_data_key(&self.mutex.key)).await?;
[INFO] [stdout]     |                +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: a-mutex v0.1.2 (/opt/rustwide/workdir), redis v0.21.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "2675b12a7c37dfe9850d826e7959699d3f96696122b5f081e53d4971db9c3e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2675b12a7c37dfe9850d826e7959699d3f96696122b5f081e53d4971db9c3e10", kill_on_drop: false }`
[INFO] [stdout] 2675b12a7c37dfe9850d826e7959699d3f96696122b5f081e53d4971db9c3e10
