[INFO] cloning repository https://github.com/jatin510/rust-practice-tokio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jatin510/rust-practice-tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjatin510%2Frust-practice-tokio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjatin510%2Frust-practice-tokio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2615a958e6d9ca776e61ae54b83638b9aaabea78 [INFO] testing jatin510/rust-practice-tokio against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjatin510%2Frust-practice-tokio" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jatin510/rust-practice-tokio [INFO] finished tweaking git repo https://github.com/jatin510/rust-practice-tokio [INFO] tweaked toml for git repo https://github.com/jatin510/rust-practice-tokio written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jatin510/rust-practice-tokio on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jatin510/rust-practice-tokio 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c46d91373e39354697fc0cc74cafdac745e7725356611fbc9553d9690e3696f [INFO] running `Command { std: "docker" "start" "-a" "3c46d91373e39354697fc0cc74cafdac745e7725356611fbc9553d9690e3696f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c46d91373e39354697fc0cc74cafdac745e7725356611fbc9553d9690e3696f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c46d91373e39354697fc0cc74cafdac745e7725356611fbc9553d9690e3696f", kill_on_drop: false }` [INFO] [stdout] 3c46d91373e39354697fc0cc74cafdac745e7725356611fbc9553d9690e3696f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 58b5b6880efcaee9973104162dd52ad1ef48d401a27da2ab527550135b115420 [INFO] running `Command { std: "docker" "start" "-a" "58b5b6880efcaee9973104162dd52ad1ef48d401a27da2ab527550135b115420", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling smallvec v1.14.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling mio v1.0.3 [INFO] [stderr] Compiling socket2 v0.5.8 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio v1.44.1 [INFO] [stderr] Compiling practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/main.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | async fn email_job(counter: Arc) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut counter = Arc::new(0); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.56s [INFO] running `Command { std: "docker" "inspect" "58b5b6880efcaee9973104162dd52ad1ef48d401a27da2ab527550135b115420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58b5b6880efcaee9973104162dd52ad1ef48d401a27da2ab527550135b115420", kill_on_drop: false }` [INFO] [stdout] 58b5b6880efcaee9973104162dd52ad1ef48d401a27da2ab527550135b115420 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 11f8fbbdd85a16eb8b3a380afd220f19aea91114748d7fef13693ff3a777a9ae [INFO] running `Command { std: "docker" "start" "-a" "11f8fbbdd85a16eb8b3a380afd220f19aea91114748d7fef13693ff3a777a9ae", kill_on_drop: false }` [INFO] [stderr] Compiling practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/main.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | async fn email_job(counter: Arc) { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut counter = Arc::new(0); [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "11f8fbbdd85a16eb8b3a380afd220f19aea91114748d7fef13693ff3a777a9ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11f8fbbdd85a16eb8b3a380afd220f19aea91114748d7fef13693ff3a777a9ae", kill_on_drop: false }` [INFO] [stdout] 11f8fbbdd85a16eb8b3a380afd220f19aea91114748d7fef13693ff3a777a9ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 9ae13549f962f6e7d3bcd83a6bd0bc3fa4ab2e5d9a904ea54a77428bfeae4953 [INFO] running `Command { std: "docker" "start" "-a" "9ae13549f962f6e7d3bcd83a6bd0bc3fa4ab2e5d9a904ea54a77428bfeae4953", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `counter` [INFO] [stderr] --> src/main.rs:39:20 [INFO] [stderr] | [INFO] [stderr] 39 | async fn email_job(counter: Arc) { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let mut counter = Arc::new(0); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `practice` (bin "practice" test) generated 2 warnings (run `cargo fix --bin "practice" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/practice-7638a2f935fa5e21) [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" "9ae13549f962f6e7d3bcd83a6bd0bc3fa4ab2e5d9a904ea54a77428bfeae4953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ae13549f962f6e7d3bcd83a6bd0bc3fa4ab2e5d9a904ea54a77428bfeae4953", kill_on_drop: false }` [INFO] [stdout] 9ae13549f962f6e7d3bcd83a6bd0bc3fa4ab2e5d9a904ea54a77428bfeae4953