[INFO] cloning repository https://github.com/guillaumerosinosky/rust-subscriber [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guillaumerosinosky/rust-subscriber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumerosinosky%2Frust-subscriber", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumerosinosky%2Frust-subscriber'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 39d57d6d8726d804e377753954b7427949d5af12 [INFO] checking guillaumerosinosky/rust-subscriber against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguillaumerosinosky%2Frust-subscriber" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guillaumerosinosky/rust-subscriber 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/guillaumerosinosky/rust-subscriber [INFO] finished tweaking git repo https://github.com/guillaumerosinosky/rust-subscriber [INFO] tweaked toml for git repo https://github.com/guillaumerosinosky/rust-subscriber written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/guillaumerosinosky/rust-subscriber 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 rdkafka v0.36.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8558229a3ce28b55d1378b4b03c8811cab95fac6c917485236594be837ea190d [INFO] running `Command { std: "docker" "start" "-a" "8558229a3ce28b55d1378b4b03c8811cab95fac6c917485236594be837ea190d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8558229a3ce28b55d1378b4b03c8811cab95fac6c917485236594be837ea190d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8558229a3ce28b55d1378b4b03c8811cab95fac6c917485236594be837ea190d", kill_on_drop: false }` [INFO] [stdout] 8558229a3ce28b55d1378b4b03c8811cab95fac6c917485236594be837ea190d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7da3f5a892a1f6133de1ee2dc9a860ffe8170d01c7218050deda3685c02072ad [INFO] running `Command { std: "docker" "start" "-a" "7da3f5a892a1f6133de1ee2dc9a860ffe8170d01c7218050deda3685c02072ad", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking smallvec v1.11.2 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling hashbrown v0.14.2 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking http v0.2.11 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Compiling winnow v0.5.19 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling openssl v0.10.59 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling serde v1.0.193 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Compiling rdkafka-sys v4.7.0+2.3.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking mio v0.8.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling indexmap v2.1.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Checking concurrent-queue v2.3.0 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking num-complex v0.4.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mqttbytes v0.6.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking ipnet v2.9.0 [INFO] [stderr] Checking termcolor v1.4.0 [INFO] [stderr] Checking iana-time-zone v0.1.58 [INFO] [stderr] Checking base64 v0.21.5 [INFO] [stderr] Checking pollster v0.2.5 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling openssl-sys v0.9.95 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling libz-sys v1.1.12 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling serde_derive v1.0.193 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Checking tokio v1.34.0 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking rumqttc v0.10.0 [INFO] [stderr] Checking h2 v0.3.22 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.22 [INFO] [stderr] Checking rdkafka v0.36.0 [INFO] [stderr] Checking rust-subscriber v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `CommitMode`, `StreamConsumer` [INFO] [stdout] --> src/main.rs:1:35 [INFO] [stdout] | [INFO] [stdout] 1 | use rdkafka::consumer::{Consumer, StreamConsumer, CommitMode, BaseConsumer}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/main.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | use log::{info, warn, error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `reqwest` is imported redundantly [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use reqwest; [INFO] [stdout] | ^^^^^^^ the item `reqwest` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `JoinHandle`, `self` [INFO] [stdout] --> src/main.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | use tokio::task::{self, JoinHandle}; // For spawning blocking tasks [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CommitMode`, `StreamConsumer` [INFO] [stdout] --> src/main.rs:1:35 [INFO] [stdout] | [INFO] [stdout] 1 | use rdkafka::consumer::{Consumer, StreamConsumer, CommitMode, BaseConsumer}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/main.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | use log::{info, warn, error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `reqwest` is imported redundantly [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use reqwest; [INFO] [stdout] | ^^^^^^^ the item `reqwest` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `JoinHandle`, `self` [INFO] [stdout] --> src/main.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | use tokio::task::{self, JoinHandle}; // For spawning blocking tasks [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/main.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | let duration = end_time - start_time; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nb_partitions` [INFO] [stdout] --> src/main.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 180 | let nb_partitions: i32 = env::var("NB_PARTITIONS").unwrap_or_else(|_| "2".to_string()).parse::().ok().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nb_partitions` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/main.rs:230:21 [INFO] [stdout] | [INFO] [stdout] 230 | let handle = handles.spawn(async move { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_http_request` is never used [INFO] [stdout] --> src/main.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 101 | async fn send_http_request(data: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `java_string_hashcode` is never used [INFO] [stdout] --> src/main.rs:137:4 [INFO] [stdout] | [INFO] [stdout] 137 | fn java_string_hashcode(s: &str) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_split_owner` is never used [INFO] [stdout] --> src/main.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn get_split_owner(topic: &str, partition: i32, num_readers: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:231:21 [INFO] [stdout] | [INFO] [stdout] 231 | start_kafka_consumer(stop_clone, brokers_clone, group_id_clone, topic_clone, partitions, id_src).await; [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] 231 | let _ = start_kafka_consumer(stop_clone, brokers_clone, group_id_clone, topic_clone, partitions, id_src).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/main.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | let duration = end_time - start_time; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nb_partitions` [INFO] [stdout] --> src/main.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 180 | let nb_partitions: i32 = env::var("NB_PARTITIONS").unwrap_or_else(|_| "2".to_string()).parse::().ok().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nb_partitions` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/main.rs:230:21 [INFO] [stdout] | [INFO] [stdout] 230 | let handle = handles.spawn(async move { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_http_request` is never used [INFO] [stdout] --> src/main.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 101 | async fn send_http_request(data: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `java_string_hashcode` is never used [INFO] [stdout] --> src/main.rs:137:4 [INFO] [stdout] | [INFO] [stdout] 137 | fn java_string_hashcode(s: &str) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_split_owner` is never used [INFO] [stdout] --> src/main.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn get_split_owner(topic: &str, partition: i32, num_readers: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:231:21 [INFO] [stdout] | [INFO] [stdout] 231 | start_kafka_consumer(stop_clone, brokers_clone, group_id_clone, topic_clone, partitions, id_src).await; [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] 231 | let _ = start_kafka_consumer(stop_clone, brokers_clone, group_id_clone, topic_clone, partitions, id_src).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.83s [INFO] running `Command { std: "docker" "inspect" "7da3f5a892a1f6133de1ee2dc9a860ffe8170d01c7218050deda3685c02072ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7da3f5a892a1f6133de1ee2dc9a860ffe8170d01c7218050deda3685c02072ad", kill_on_drop: false }` [INFO] [stdout] 7da3f5a892a1f6133de1ee2dc9a860ffe8170d01c7218050deda3685c02072ad