[INFO] fetching crate simult 0.1.0... [INFO] testing simult-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate simult 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate simult 0.1.0 [INFO] finished tweaking crates.io crate simult 0.1.0 [INFO] tweaked toml for crates.io crate simult 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate simult 0.1.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--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] Locking 165 packages to latest compatible versions [INFO] [stderr] Adding reqwest v0.11.27 (available: v0.12.24) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 724cce7c6a1ea6894780d40217cbf026b428c38f5d2cc5581c087e426315b7d9 [INFO] running `Command { std: "docker" "start" "-a" "724cce7c6a1ea6894780d40217cbf026b428c38f5d2cc5581c087e426315b7d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "724cce7c6a1ea6894780d40217cbf026b428c38f5d2cc5581c087e426315b7d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "724cce7c6a1ea6894780d40217cbf026b428c38f5d2cc5581c087e426315b7d9", kill_on_drop: false }` [INFO] [stdout] 724cce7c6a1ea6894780d40217cbf026b428c38f5d2cc5581c087e426315b7d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5368444e2e82985829da6fe4e85daca4679c467c1886dead821e9a62489d7224 [INFO] running `Command { std: "docker" "start" "-a" "5368444e2e82985829da6fe4e85daca4679c467c1886dead821e9a62489d7224", kill_on_drop: false }` [INFO] [stderr] Compiling parking_lot_core v0.9.12 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling openssl v0.10.74 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling parking_lot v0.12.5 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling tokio-util v0.7.17 [INFO] [stderr] Compiling tokio-native-tls v0.3.1 [INFO] [stderr] Compiling h2 v0.3.27 [INFO] [stderr] Compiling hyper v0.14.32 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.27 [INFO] [stderr] Compiling simult v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `url` [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_url` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dest` [INFO] [stdout] --> src/lib.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dest` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client` [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let client = Client::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `download_file` is never used [INFO] [stdout] --> src/lib.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.50s [INFO] running `Command { std: "docker" "inspect" "5368444e2e82985829da6fe4e85daca4679c467c1886dead821e9a62489d7224", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5368444e2e82985829da6fe4e85daca4679c467c1886dead821e9a62489d7224", kill_on_drop: false }` [INFO] [stdout] 5368444e2e82985829da6fe4e85daca4679c467c1886dead821e9a62489d7224 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60e9ec8ceb9c0f5ddefd429cacbebf7adc3777c5d78ce7543bac83bd5dd1a30e [INFO] running `Command { std: "docker" "start" "-a" "60e9ec8ceb9c0f5ddefd429cacbebf7adc3777c5d78ce7543bac83bd5dd1a30e", kill_on_drop: false }` [INFO] [stderr] Compiling simult v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `url` [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_url` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dest` [INFO] [stdout] --> src/lib.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dest` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client` [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let client = Client::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `download_file` is never used [INFO] [stdout] --> src/lib.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `url` [INFO] [stdout] --> src/lib.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_url` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dest` [INFO] [stdout] --> src/lib.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dest` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client` [INFO] [stdout] --> src/lib.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let client = Client::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `download_file` is never used [INFO] [stdout] --> src/lib.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "60e9ec8ceb9c0f5ddefd429cacbebf7adc3777c5d78ce7543bac83bd5dd1a30e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60e9ec8ceb9c0f5ddefd429cacbebf7adc3777c5d78ce7543bac83bd5dd1a30e", kill_on_drop: false }` [INFO] [stdout] 60e9ec8ceb9c0f5ddefd429cacbebf7adc3777c5d78ce7543bac83bd5dd1a30e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a92285e5218eb9bf8828ed960543b092e84a124fab3d91b86305be3fa4f46566 [INFO] running `Command { std: "docker" "start" "-a" "a92285e5218eb9bf8828ed960543b092e84a124fab3d91b86305be3fa4f46566", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `url` [INFO] [stderr] --> src/lib.rs:3:24 [INFO] [stderr] | [INFO] [stderr] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_url` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dest` [INFO] [stderr] --> src/lib.rs:3:37 [INFO] [stderr] | [INFO] [stderr] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dest` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `client` [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let client = Client::new(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stderr] [INFO] [stderr] warning: function `download_file` is never used [INFO] [stderr] --> src/lib.rs:3:10 [INFO] [stderr] | [INFO] [stderr] 3 | async fn download_file(url: String, dest: String) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `simult` (lib) generated 4 warnings (run `cargo fix --lib -p simult` to apply 3 suggestions) [INFO] [stderr] warning: `simult` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simult-fdc40f58ba516629) [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] [stderr] Doc-tests simult [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" "a92285e5218eb9bf8828ed960543b092e84a124fab3d91b86305be3fa4f46566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a92285e5218eb9bf8828ed960543b092e84a124fab3d91b86305be3fa4f46566", kill_on_drop: false }` [INFO] [stdout] a92285e5218eb9bf8828ed960543b092e84a124fab3d91b86305be3fa4f46566