[INFO] cloning repository https://github.com/faouziCodes/db [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faouziCodes/db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfaouziCodes%2Fdb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfaouziCodes%2Fdb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] db2200d5e83ba903d84cf8f5e0f2b9de96d24510 [INFO] checking faouziCodes/db against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfaouziCodes%2Fdb" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/faouziCodes/db on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/faouziCodes/db [INFO] finished tweaking git repo https://github.com/faouziCodes/db [INFO] tweaked toml for git repo https://github.com/faouziCodes/db written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/faouziCodes/db 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hyper-util v0.1.2 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e71f1f43840cd9051790f5989d19f2aebd35f416f1c6c7ec444279d944e9bc6 [INFO] running `Command { std: "docker" "start" "-a" "3e71f1f43840cd9051790f5989d19f2aebd35f416f1c6c7ec444279d944e9bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e71f1f43840cd9051790f5989d19f2aebd35f416f1c6c7ec444279d944e9bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e71f1f43840cd9051790f5989d19f2aebd35f416f1c6c7ec444279d944e9bc6", kill_on_drop: false }` [INFO] [stdout] 3e71f1f43840cd9051790f5989d19f2aebd35f416f1c6c7ec444279d944e9bc6 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8195999da43d65f27c5738b99184155d34107d9a967f4314f7f9a0cf7867fdca [INFO] running `Command { std: "docker" "start" "-a" "8195999da43d65f27c5738b99184155d34107d9a967f4314f7f9a0cf7867fdca", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] 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v1.8.0 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking http-body v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] 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Checking memchr v2.7.1 [INFO] [stderr] Checking pubsub v0.1.0 (/opt/rustwide/workdir/crates/pubsub) [INFO] [stderr] Checking kv v0.1.0 (/opt/rustwide/workdir/crates/kv) [INFO] [stdout] warning: field `namespace` is never read [INFO] [stdout] --> crates/kv/src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct KvStore { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 8 | namespace: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Channel` is more private than the item `PubSub::::get_channel` [INFO] [stdout] --> crates/pubsub/src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get_channel(&mut self, channel: &str) -> Result<&mut Channel, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `PubSub::::get_channel` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Channel` is only usable at visibility `pub(crate)` [INFO] [stdout] --> crates/pubsub/src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | struct Channel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `channel` is never read [INFO] [stdout] --> crates/pubsub/src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Channel { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 11 | channel: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> crates/pubsub/src/lib.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 101 | impl Subscriber { [INFO] [stdout] | ------------------------- associated function in this implementation [INFO] [stdout] 102 | fn new(sender: Sender, reciever: Receiver) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/pubsub/src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | subcriber.sender.send(msg.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = subcriber.sender.send(msg.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Channel` is more private than the item `PubSub::::get_channel` [INFO] [stdout] --> crates/pubsub/src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get_channel(&mut self, channel: &str) -> Result<&mut Channel, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `PubSub::::get_channel` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Channel` is only usable at visibility `pub(crate)` [INFO] [stdout] --> crates/pubsub/src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | struct Channel { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `channel` is never read [INFO] [stdout] --> crates/pubsub/src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Channel { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 11 | channel: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> crates/pubsub/src/lib.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 101 | impl Subscriber { [INFO] [stdout] | ------------------------- associated function in this implementation [INFO] [stdout] 102 | fn new(sender: Sender, reciever: Receiver) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> crates/pubsub/src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | subcriber.sender.send(msg.clone()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = subcriber.sender.send(msg.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `namespace` is never read [INFO] [stdout] --> crates/kv/src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct KvStore { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 8 | namespace: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling thiserror-impl v1.0.56 [INFO] [stderr] Compiling pin-project-internal v1.1.4 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.4 [INFO] [stderr] Checking tungstenite v0.21.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking http-body-util v0.1.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking tokio-tungstenite v0.21.0 [INFO] [stderr] Checking h2 v0.4.2 [INFO] [stderr] Checking serde_path_to_error v0.1.15 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper v1.1.0 [INFO] [stderr] Checking hyper-util v0.1.2 [INFO] [stderr] Checking botter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Extension` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Extension, Router, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/services/kv_store.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_json::{json, Value}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pubsub::Subscriber` [INFO] [stdout] --> src/services/pubsub.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use pubsub::Subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Extension` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Extension, Router, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/services/kv_store.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_json::{json, Value}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pubsub::Subscriber` [INFO] [stdout] --> src/services/pubsub.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use pubsub::Subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/services/pubsub.rs:27:50 [INFO] [stdout] | [INFO] [stdout] 27 | pub async fn handler(ws: WebSocketUpgrade, State(mut state): State>) -> Response { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/services/pubsub.rs:27:50 [INFO] [stdout] | [INFO] [stdout] 27 | pub async fn handler(ws: WebSocketUpgrade, State(mut state): State>) -> Response { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/services/kv_store.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle(&self, state: Arc) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> src/services/kv_store.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle(&self, state: Arc) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `handle` is never used [INFO] [stdout] --> src/services/kv_store.rs:22:14 [INFO] [stdout] | [INFO] [stdout] 21 | impl KvStoreMessage { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] 22 | async fn handle(&self, state: Arc) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/services/pubsub.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | state.pubsub.write().await.publish(channel, msg.into()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = state.pubsub.write().await.publish(channel, msg.into()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `handle` is never used [INFO] [stdout] --> src/services/kv_store.rs:22:14 [INFO] [stdout] | [INFO] [stdout] 21 | impl KvStoreMessage { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] 22 | async fn handle(&self, state: Arc) {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/services/pubsub.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | state.pubsub.write().await.publish(channel, msg.into()); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = state.pubsub.write().await.publish(channel, msg.into()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.17s [INFO] running `Command { std: "docker" "inspect" "8195999da43d65f27c5738b99184155d34107d9a967f4314f7f9a0cf7867fdca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8195999da43d65f27c5738b99184155d34107d9a967f4314f7f9a0cf7867fdca", kill_on_drop: false }` [INFO] [stdout] 8195999da43d65f27c5738b99184155d34107d9a967f4314f7f9a0cf7867fdca