[INFO] cloning repository https://github.com/vincent-tr/hello-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincent-tr/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-tr%2Fhello-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-tr%2Fhello-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a4a9f685714ee7c0ec2d5afd02fbe60cb566f545 [INFO] testing vincent-tr/hello-rust against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-tr%2Fhello-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/vincent-tr/hello-rust [INFO] finished tweaking git repo https://github.com/vincent-tr/hello-rust [INFO] tweaked toml for git repo https://github.com/vincent-tr/hello-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/vincent-tr/hello-rust on toolchain c066bf6804adc55193b71afdff6a56922f4a8689 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/vincent-tr/hello-rust 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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] testing vincent-tr/hello-rust against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincent-tr%2Fhello-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/vincent-tr/hello-rust [INFO] finished tweaking git repo https://github.com/vincent-tr/hello-rust [INFO] tweaked toml for git repo https://github.com/vincent-tr/hello-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/vincent-tr/hello-rust on toolchain c066bf6804adc55193b71afdff6a56922f4a8689 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/vincent-tr/hello-rust 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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v1.0.8 [INFO] [stderr] Downloaded parking_lot_core v0.8.2 [INFO] [stderr] Downloaded signal-hook-registry v1.3.0 [INFO] [stderr] Downloaded instant v0.1.9 [INFO] [stderr] Downloaded pin-project-lite v0.2.0 [INFO] [stderr] Downloaded version_check v0.9.2 [INFO] [stderr] Downloaded generic-array v0.12.3 [INFO] [stderr] Downloaded hash32 v0.1.1 [INFO] [stderr] Downloaded heapless v0.5.6 [INFO] [stderr] Downloaded mio v0.7.6 [INFO] [stderr] Downloaded serde_derive v1.0.118 [INFO] [stderr] Downloaded bytes v1.0.0 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded serde v1.0.118 [INFO] [stderr] Downloaded syn v1.0.55 [INFO] [stderr] Downloaded miow v0.3.6 [INFO] [stderr] Downloaded once_cell v1.5.2 [INFO] [stderr] Downloaded lock_api v0.4.2 [INFO] [stderr] Downloaded smallvec v1.5.1 [INFO] [stderr] Downloaded parking_lot v0.11.1 [INFO] [stderr] Downloaded libc v0.2.81 [INFO] [stderr] Downloaded tokio v1.0.1 [INFO] [stderr] Downloaded typenum v1.12.0 [INFO] [stderr] Downloaded generic-array v0.13.2 [INFO] [stderr] Downloaded memchr v2.3.4 [INFO] [stderr] Downloaded as-slice v0.1.4 [INFO] [stderr] Downloaded mqttrs v0.4.0 [INFO] [stderr] Downloaded tokio-macros v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f06394c607b70a940dcbb5a54de420c55b1ffdc2d17e62dc86a54fca5a5413f8 [INFO] running `Command { std: "docker" "start" "-a" "f06394c607b70a940dcbb5a54de420c55b1ffdc2d17e62dc86a54fca5a5413f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f06394c607b70a940dcbb5a54de420c55b1ffdc2d17e62dc86a54fca5a5413f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f06394c607b70a940dcbb5a54de420c55b1ffdc2d17e62dc86a54fca5a5413f8", kill_on_drop: false }` [INFO] [stdout] f06394c607b70a940dcbb5a54de420c55b1ffdc2d17e62dc86a54fca5a5413f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] f390113df1f806d0c8991a675cab615f2bfa84f54e49cae9076d185c51da2a26 [INFO] running `Command { std: "docker" "start" "-a" "f390113df1f806d0c8991a675cab615f2bfa84f54e49cae9076d185c51da2a26", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.55 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling smallvec v1.5.1 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Compiling hash32 v0.1.1 [INFO] [stderr] Compiling lock_api v0.4.2 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Compiling parking_lot_core v0.8.2 [INFO] [stderr] Compiling mio v0.7.6 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.3.0 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling bytes v1.0.0 [INFO] [stderr] Compiling generic-array v0.13.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling pin-project-lite v0.2.0 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling as-slice v0.1.4 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling mqttrs v0.4.0 [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> mqtt.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut client = MqttClient {task: None, stream: None}; [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: `client` [INFO] [stdout] --> main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | let client = MqttClient::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `task` and `stream` are never read [INFO] [stdout] --> mqtt.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct MqttClient { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 4 | task: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | stream: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `do_loop` is never used [INFO] [stdout] --> mqtt.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl MqttClient { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | async fn do_loop(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.16s [INFO] running `Command { std: "docker" "inspect" "f390113df1f806d0c8991a675cab615f2bfa84f54e49cae9076d185c51da2a26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f390113df1f806d0c8991a675cab615f2bfa84f54e49cae9076d185c51da2a26", kill_on_drop: false }` [INFO] [stdout] f390113df1f806d0c8991a675cab615f2bfa84f54e49cae9076d185c51da2a26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 154d7b669afea1090889106b8470986b32d9af62079852762653b0a138647d7c [INFO] running `Command { std: "docker" "start" "-a" "154d7b669afea1090889106b8470986b32d9af62079852762653b0a138647d7c", kill_on_drop: false }` [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> mqtt.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut client = MqttClient {task: None, stream: None}; [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: `client` [INFO] [stdout] --> main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | let client = MqttClient::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `task` and `stream` are never read [INFO] [stdout] --> mqtt.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct MqttClient { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 4 | task: Option>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | stream: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `do_loop` is never used [INFO] [stdout] --> mqtt.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl MqttClient { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | async fn do_loop(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "154d7b669afea1090889106b8470986b32d9af62079852762653b0a138647d7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "154d7b669afea1090889106b8470986b32d9af62079852762653b0a138647d7c", kill_on_drop: false }` [INFO] [stdout] 154d7b669afea1090889106b8470986b32d9af62079852762653b0a138647d7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 96fb6a3b3d84f2f16c684dcbfb01ddb594209fb70a058318836f023c0963d397 [INFO] running `Command { std: "docker" "start" "-a" "96fb6a3b3d84f2f16c684dcbfb01ddb594209fb70a058318836f023c0963d397", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] [INFO] [stderr] --> mqtt.rs:10:9 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 10 | let mut client = MqttClient {task: None, stream: None}; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ----^^^^^^ [INFO] [stdout] [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `client` [INFO] [stderr] --> main.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | let client = MqttClient::new(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `task` and `stream` are never read [INFO] [stderr] --> mqtt.rs:4:3 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct MqttClient { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] 4 | task: Option>, [INFO] [stderr] | ^^^^ [INFO] [stderr] 5 | stream: Option, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `do_loop` is never used [INFO] [stderr] --> mqtt.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 8 | impl MqttClient { [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 20 | async fn do_loop(&mut self) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hello-rust` (bin "hello-rust" test) generated 4 warnings (run `cargo fix --bin "hello-rust" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hello_rust-a45a9b924a45a81a) [INFO] running `Command { std: "docker" "inspect" "96fb6a3b3d84f2f16c684dcbfb01ddb594209fb70a058318836f023c0963d397", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96fb6a3b3d84f2f16c684dcbfb01ddb594209fb70a058318836f023c0963d397", kill_on_drop: false }` [INFO] [stdout] 96fb6a3b3d84f2f16c684dcbfb01ddb594209fb70a058318836f023c0963d397