[INFO] cloning repository https://github.com/grussdorian/search-engine-pagerank
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grussdorian/search-engine-pagerank" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrussdorian%2Fsearch-engine-pagerank", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrussdorian%2Fsearch-engine-pagerank'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35cf81c0576106a545905f4487b378a3d18e9d39
[INFO] testing grussdorian/search-engine-pagerank against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrussdorian%2Fsearch-engine-pagerank" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/grussdorian/search-engine-pagerank
[INFO] finished tweaking git repo https://github.com/grussdorian/search-engine-pagerank
[INFO] tweaked toml for git repo https://github.com/grussdorian/search-engine-pagerank written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/grussdorian/search-engine-pagerank on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/grussdorian/search-engine-pagerank 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.6.6
[INFO] [stderr]   Downloaded bytes v1.7.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.18
[INFO] [stderr]   Downloaded redis v0.21.7
[INFO] [stderr]   Downloaded syn v2.0.72
[INFO] [stderr]   Downloaded zerocopy-derive v0.6.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470
[INFO] running `Command { std: "docker" "start" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.122
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling combine v4.6.7
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling zerocopy-derive v0.6.6
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]    Compiling zerocopy v0.6.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling redis v0.21.7
[INFO] [stderr]    Compiling pagerank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/utils.rs:30:3
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub fn add_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/utils.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |       self.conn.sadd("urls", &url.link)?;
[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]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 32 ~       self.conn.sadd::<_, _, ()>("urls", &url.link)?;
[INFO] [stdout] 33 ~       self.conn.set::<_, _, ()>(&url.link, json)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/utils.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   pub fn update_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/utils.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |       self.conn.set(&url.link, json)?;
[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: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 39 |       self.conn.set::<_, _, ()>(&url.link, json)?;
[INFO] [stdout]    |                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/utils.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   pub fn check_new_urls(&mut self) -> Result<bool, Box<dyn Error>> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/utils.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |           self.conn.del("new_urls")?;
[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: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 46 |           self.conn.del::<_, ()>("new_urls")?;
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `print` are never used
[INFO] [stdout]   --> src/url.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Url {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(link: String) -> Url {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_url` is never used
[INFO] [stdout]   --> src/utils.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl RedisClient {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |   pub fn add_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 21.88s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pagerank v0.1.0 (/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 2`
[INFO] running `Command { std: "docker" "inspect" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling pagerank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/utils.rs:30:3
[INFO] [stdout]    |
[INFO] [stdout] 30 |   pub fn add_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/utils.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |       self.conn.sadd("urls", &url.link)?;
[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]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 32 ~       self.conn.sadd::<_, _, ()>("urls", &url.link)?;
[INFO] [stdout] 33 ~       self.conn.set::<_, _, ()>(&url.link, json)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/utils.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   pub fn update_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/utils.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |       self.conn.set(&url.link, json)?;
[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: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 39 |       self.conn.set::<_, _, ()>(&url.link, json)?;
[INFO] [stdout]    |                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/utils.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   pub fn check_new_urls(&mut self) -> Result<bool, Box<dyn Error>> {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/utils.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |           self.conn.del("new_urls")?;
[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: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 46 |           self.conn.del::<_, ()>("new_urls")?;
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `print` are never used
[INFO] [stdout]   --> src/url.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Url {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(link: String) -> Url {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_url` is never used
[INFO] [stdout]   --> src/utils.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl RedisClient {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |   pub fn add_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pagerank v0.1.0 (/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 2`
[INFO] running `Command { std: "docker" "inspect" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/utils.rs:30:3
[INFO] [stderr]    |
[INFO] [stderr] 30 |   pub fn add_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stderr]   --> src/utils.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |       self.conn.sadd("urls", &url.link)?;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    = 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] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] help: use `()` annotations to avoid fallback changes
[INFO] [stderr]    |
[INFO] [stderr] 32 ~       self.conn.sadd::<_, _, ()>("urls", &url.link)?;
[INFO] [stderr] 33 ~       self.conn.set::<_, _, ()>(&url.link, json)?;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/utils.rs:37:3
[INFO] [stderr]    |
[INFO] [stderr] 37 |   pub fn update_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stderr]   --> src/utils.rs:39:17
[INFO] [stderr]    |
[INFO] [stderr] 39 |       self.conn.set(&url.link, json)?;
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    = 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] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr] help: use `()` annotations to avoid fallback changes
[INFO] [stderr]    |
[INFO] [stderr] 39 |       self.conn.set::<_, _, ()>(&url.link, json)?;
[INFO] [stderr]    |                    ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: this function depends on never type fallback being `()`
[INFO] [stderr]   --> src/utils.rs:43:3
[INFO] [stderr]    |
[INFO] [stderr] 43 |   pub fn check_new_urls(&mut self) -> Result<bool, Box<dyn Error>> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: specify the types explicitly
[INFO] [stderr] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stderr]   --> src/utils.rs:46:21
[INFO] [stderr]    |
[INFO] [stderr] 46 |           self.conn.del("new_urls")?;
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    = 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] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stderr] help: use `()` annotations to avoid fallback changes
[INFO] [stderr]    |
[INFO] [stderr] 46 |           self.conn.del::<_, ()>("new_urls")?;
[INFO] [stderr]    |                        +++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `print` are never used
[INFO] [stderr]   --> src/url.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Url {
[INFO] [stderr]    | -------- associated items in this implementation
[INFO] [stderr] 12 |     pub fn new(link: String) -> Url {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub fn print(&self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `add_url` is never used
[INFO] [stderr]   --> src/utils.rs:30:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl RedisClient {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 30 |   pub fn add_url(&mut self, url: &Url) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pagerank` (bin "pagerank" test) generated 5 warnings (run `cargo fix --bin "pagerank" -p pagerank --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pagerank v0.1.0 (/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 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/pagerank-2ec48fa2b76634b9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470", kill_on_drop: false }`
[INFO] [stdout] 2633b2782c8f569b8847fb9e91e00c0c0c4fe4d61ec7a84eb1231ae05a121470
