[INFO] fetching crate cargo-drone 0.4.3... [INFO] checking cargo-drone-0.4.3 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] extracting crate cargo-drone 0.4.3 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cargo-drone 0.4.3 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo-drone 0.4.3 [INFO] finished tweaking crates.io crate cargo-drone 0.4.3 [INFO] tweaked toml for crates.io crate cargo-drone 0.4.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 48 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.40) [INFO] [stderr] Adding colored v1.9.4 (available: v3.0.0) [INFO] [stderr] Adding toml v0.4.10 (available: v0.8.23) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db1e088f2eb7bc0edc13c7ae2dd3b2dac0314c4069708d2960cbfe4c3648f2e7 [INFO] running `Command { std: "docker" "start" "-a" "db1e088f2eb7bc0edc13c7ae2dd3b2dac0314c4069708d2960cbfe4c3648f2e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db1e088f2eb7bc0edc13c7ae2dd3b2dac0314c4069708d2960cbfe4c3648f2e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db1e088f2eb7bc0edc13c7ae2dd3b2dac0314c4069708d2960cbfe4c3648f2e7", kill_on_drop: false }` [INFO] [stdout] db1e088f2eb7bc0edc13c7ae2dd3b2dac0314c4069708d2960cbfe4c3648f2e7 [INFO] checking cargo-drone-0.4.3 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] extracting crate cargo-drone 0.4.3 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cargo-drone 0.4.3 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo-drone 0.4.3 [INFO] finished tweaking crates.io crate cargo-drone 0.4.3 [INFO] tweaked toml for crates.io crate cargo-drone 0.4.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 48 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.40) [INFO] [stderr] Adding colored v1.9.4 (available: v3.0.0) [INFO] [stderr] Adding toml v0.4.10 (available: v0.8.23) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0714571152df1c4da10a423cd72bf21ead87477ff9be013ef67440c66783b752 [INFO] running `Command { std: "docker" "start" "-a" "0714571152df1c4da10a423cd72bf21ead87477ff9be013ef67440c66783b752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0714571152df1c4da10a423cd72bf21ead87477ff9be013ef67440c66783b752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0714571152df1c4da10a423cd72bf21ead87477ff9be013ef67440c66783b752", kill_on_drop: false }` [INFO] [stdout] 0714571152df1c4da10a423cd72bf21ead87477ff9be013ef67440c66783b752 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96b501f3e76540723ec4fd5aa441bccd305a5507eceef2703003786a46a479e8 [INFO] running `Command { std: "docker" "start" "-a" "96b501f3e76540723ec4fd5aa441bccd305a5507eceef2703003786a46a479e8", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking adler2 v2.0.1 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking rustc-demangle v0.1.25 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Compiling syn v2.0.102 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking cargo-drone v0.4.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | #![cfg_attr(feature = "cargo-clippy", allow(precedence))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | #![cfg_attr(feature = "cargo-clippy", allow(precedence))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/flash.rs:38:3 [INFO] [stdout] | [INFO] [stdout] 38 | command.exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 38 | let _ = command.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/gdb.rs:27:3 [INFO] [stdout] | [INFO] [stdout] 27 | command.exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 27 | let _ = command.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/server.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | openocd::command(&config).exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 52 | let _ = openocd::command(&config).exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/test.rs:45:3 [INFO] [stdout] | [INFO] [stdout] 45 | command.exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 45 | let _ = command.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/itm.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_Overflow` [INFO] [stdout] 16 | #[fail(display = "ITM Overflow")] [INFO] [stdout] 17 | pub struct Overflow; [INFO] [stdout] | -------- `Overflow` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/flash.rs:38:3 [INFO] [stdout] | [INFO] [stdout] 38 | command.exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 38 | let _ = command.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/itm.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_Overflow` [INFO] [stdout] 16 | #[fail(display = "ITM Overflow")] [INFO] [stdout] 17 | pub struct Overflow; [INFO] [stdout] | -------- `Overflow` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/gdb.rs:27:3 [INFO] [stdout] | [INFO] [stdout] 27 | command.exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 27 | let _ = command.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/server.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | openocd::command(&config).exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 52 | let _ = openocd::command(&config).exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/commands/test.rs:45:3 [INFO] [stdout] | [INFO] [stdout] 45 | command.exec(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 45 | let _ = command.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/itm.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_Overflow` [INFO] [stdout] 16 | #[fail(display = "ITM Overflow")] [INFO] [stdout] 17 | pub struct Overflow; [INFO] [stdout] | -------- `Overflow` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/itm.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_Overflow` [INFO] [stdout] 16 | #[fail(display = "ITM Overflow")] [INFO] [stdout] 17 | pub struct Overflow; [INFO] [stdout] | -------- `Overflow` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/pager.rs:17:3 [INFO] [stdout] | [INFO] [stdout] 17 | / Command::new("sh") [INFO] [stdout] 18 | | .arg("-c") [INFO] [stdout] 19 | | .arg(env::var_os("PAGER").unwrap_or_else(|| "less".into())) [INFO] [stdout] 20 | | .stdin(pipe) [INFO] [stdout] 21 | | .exec(); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = Command::new("sh") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::os::unix::process::CommandExt::exec` that must be used [INFO] [stdout] --> src/pager.rs:17:3 [INFO] [stdout] | [INFO] [stdout] 17 | / Command::new("sh") [INFO] [stdout] 18 | | .arg("-c") [INFO] [stdout] 19 | | .arg(env::var_os("PAGER").unwrap_or_else(|| "less".into())) [INFO] [stdout] 20 | | .stdin(pipe) [INFO] [stdout] 21 | | .exec(); [INFO] [stdout] | |___________^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = Command::new("sh") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.01s [INFO] running `Command { std: "docker" "inspect" "96b501f3e76540723ec4fd5aa441bccd305a5507eceef2703003786a46a479e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96b501f3e76540723ec4fd5aa441bccd305a5507eceef2703003786a46a479e8", kill_on_drop: false }` [INFO] [stdout] 96b501f3e76540723ec4fd5aa441bccd305a5507eceef2703003786a46a479e8