[INFO] fetching crate robust-tokio-modbus 0.1.0... [INFO] testing robust-tokio-modbus-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate robust-tokio-modbus 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate robust-tokio-modbus 0.1.0 [INFO] finished tweaking crates.io crate robust-tokio-modbus 0.1.0 [INFO] tweaked toml for crates.io crate robust-tokio-modbus 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate robust-tokio-modbus 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 59 packages to latest compatible versions [INFO] [stderr] Adding tokio-modbus v0.15.0 (available: v0.16.1) [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] Downloading crates ... [INFO] [stderr] Downloaded tokio-modbus v0.15.0 [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] 5637cb8dc885b7cf1365222d9bdea54299c3b16752e8a026af9a21640d46a3dd [INFO] running `Command { std: "docker" "start" "-a" "5637cb8dc885b7cf1365222d9bdea54299c3b16752e8a026af9a21640d46a3dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5637cb8dc885b7cf1365222d9bdea54299c3b16752e8a026af9a21640d46a3dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5637cb8dc885b7cf1365222d9bdea54299c3b16752e8a026af9a21640d46a3dd", kill_on_drop: false }` [INFO] [stdout] 5637cb8dc885b7cf1365222d9bdea54299c3b16752e8a026af9a21640d46a3dd [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] b993370a4ddf604a6e0d0de7f78ed467657a778076a2fb96e5bece5718ef6e1b [INFO] running `Command { std: "docker" "start" "-a" "b993370a4ddf604a6e0d0de7f78ed467657a778076a2fb96e5bece5718ef6e1b", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling tokio v1.45.1 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling pin-project v1.1.10 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling tokio-util v0.7.15 [INFO] [stderr] Compiling tokio-retry v0.3.0 [INFO] [stderr] Compiling tokio-modbus v0.15.0 [INFO] [stderr] Compiling robust-tokio-modbus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/context.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/context.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 147 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.65s [INFO] running `Command { std: "docker" "inspect" "b993370a4ddf604a6e0d0de7f78ed467657a778076a2fb96e5bece5718ef6e1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b993370a4ddf604a6e0d0de7f78ed467657a778076a2fb96e5bece5718ef6e1b", kill_on_drop: false }` [INFO] [stdout] b993370a4ddf604a6e0d0de7f78ed467657a778076a2fb96e5bece5718ef6e1b [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] 1b3033c4d8b6c0f72d1c0efd0113a23781bf695cec5b95e1ccd3e69be96ccfa8 [INFO] running `Command { std: "docker" "start" "-a" "1b3033c4d8b6c0f72d1c0efd0113a23781bf695cec5b95e1ccd3e69be96ccfa8", kill_on_drop: false }` [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/context.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/context.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 147 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling robust-tokio-modbus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/context.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/context.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 147 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 86 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/reader.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:88:5 [INFO] [stdout] | [INFO] [stdout] 88 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/writer.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "1b3033c4d8b6c0f72d1c0efd0113a23781bf695cec5b95e1ccd3e69be96ccfa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b3033c4d8b6c0f72d1c0efd0113a23781bf695cec5b95e1ccd3e69be96ccfa8", kill_on_drop: false }` [INFO] [stdout] 1b3033c4d8b6c0f72d1c0efd0113a23781bf695cec5b95e1ccd3e69be96ccfa8 [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] ee06b38436c75f43c52946053c0df47806239f1a7272d51a85486b580abbaa12 [INFO] running `Command { std: "docker" "start" "-a" "ee06b38436c75f43c52946053c0df47806239f1a7272d51a85486b580abbaa12", kill_on_drop: false }` [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/context.rs:111:5 [INFO] [stderr] | [INFO] [stderr] 111 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/context.rs:147:5 [INFO] [stderr] | [INFO] [stderr] 147 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/reader.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/reader.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/reader.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/reader.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 86 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/reader.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/writer.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/writer.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/writer.rs:63:5 [INFO] [stderr] | [INFO] [stderr] 63 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/writer.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stderr] --> src/writer.rs:113:5 [INFO] [stderr] | [INFO] [stderr] 113 | #[must_use] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `robust-tokio-modbus` (lib) generated 12 warnings [INFO] [stderr] warning: `robust-tokio-modbus` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/robust_tokio_modbus-ed3e5d5f9df764f7) [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" "ee06b38436c75f43c52946053c0df47806239f1a7272d51a85486b580abbaa12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee06b38436c75f43c52946053c0df47806239f1a7272d51a85486b580abbaa12", kill_on_drop: false }` [INFO] [stdout] ee06b38436c75f43c52946053c0df47806239f1a7272d51a85486b580abbaa12