[INFO] fetching crate i3nator 1.2.0... [INFO] checking i3nator-1.2.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate i3nator 1.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate i3nator 1.2.0 [INFO] finished tweaking crates.io crate i3nator 1.2.0 [INFO] tweaked toml for crates.io crate i3nator 1.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate i3nator 1.2.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate i3nator 1.2.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 596dc7d94413ebcab4c3594acecae94318a035d145b81833885fa12d0a0a245d [INFO] running `Command { std: "docker" "start" "-a" "596dc7d94413ebcab4c3594acecae94318a035d145b81833885fa12d0a0a245d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "596dc7d94413ebcab4c3594acecae94318a035d145b81833885fa12d0a0a245d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "596dc7d94413ebcab4c3594acecae94318a035d145b81833885fa12d0a0a245d", kill_on_drop: false }` [INFO] [stdout] 596dc7d94413ebcab4c3594acecae94318a035d145b81833885fa12d0a0a245d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20e8635166604ab82997ee320a7ef857d47277c20637b2acf49dc47b4625b084 [INFO] running `Command { std: "docker" "start" "-a" "20e8635166604ab82997ee320a7ef857d47277c20637b2acf49dc47b4625b084", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking object v0.19.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking dirs-sys-next v0.1.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Checking getch v0.2.1 [INFO] [stderr] Checking dirs-next v1.0.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking addr2line v0.12.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Compiling i3nator v1.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking i3ipc v0.10.1 [INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated` [INFO] [stdout] --> src/errors.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | / error_chain! { [INFO] [stdout] 16 | | foreign_links { [INFO] [stdout] 17 | | I3EstablishError(::i3ipc::EstablishError) [INFO] [stdout] 18 | | #[doc = "Error caused by `i3ipc`, on establishing a connection."]; [INFO] [stdout] ... | [INFO] [stdout] 91 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated` [INFO] [stdout] --> src/errors.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | / error_chain! { [INFO] [stdout] 16 | | foreign_links { [INFO] [stdout] 17 | | I3EstablishError(::i3ipc::EstablishError) [INFO] [stdout] 18 | | #[doc = "Error caused by `i3ipc`, on establishing a connection."]; [INFO] [stdout] ... | [INFO] [stdout] 91 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (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/types.rs:247:5 [INFO] [stdout] | [INFO] [stdout] 243 | / fn deserialize_application_command<'de, D>(deserializer: D) -> Result [INFO] [stdout] 244 | | where [INFO] [stdout] 245 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_application_command` [INFO] [stdout] 246 | { [INFO] [stdout] 247 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^------------------^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `ApplicationCommand` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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: `#[warn(non_local_definitions)]` on by default [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/types.rs:304:5 [INFO] [stdout] | [INFO] [stdout] 300 | / fn deserialize_duration<'de, D>(deserializer: D) -> Result [INFO] [stdout] 301 | | where [INFO] [stdout] 302 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_duration` [INFO] [stdout] 303 | { [INFO] [stdout] 304 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^--------^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `Duration` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/types.rs:333:5 [INFO] [stdout] | [INFO] [stdout] 329 | / fn deserialize_exec<'de, D>(deserializer: D) -> Result [INFO] [stdout] 330 | | where [INFO] [stdout] 331 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_exec` [INFO] [stdout] 332 | { [INFO] [stdout] 333 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^----^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `Exec` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/types.rs:391:5 [INFO] [stdout] | [INFO] [stdout] 387 | / fn deserialize_layout<'de, D>(deserializer: D) -> Result [INFO] [stdout] 388 | | where [INFO] [stdout] 389 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_layout` [INFO] [stdout] 390 | { [INFO] [stdout] 391 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^------^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `Layout` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types.rs:439:49 [INFO] [stdout] | [INFO] [stdout] 439 | fn tilde_with_context(input: &SI, home_dir: HD) -> Cow [INFO] [stdout] | ^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 439 | fn tilde_with_context(input: &SI, home_dir: HD) -> Cow<'_, Path> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types.rs:469:29 [INFO] [stdout] | [INFO] [stdout] 469 | fn tilde(input: &SI) -> Cow [INFO] [stdout] | ^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 469 | fn tilde(input: &SI) -> Cow<'_, Path> [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/types.rs:247:5 [INFO] [stdout] | [INFO] [stdout] 243 | / fn deserialize_application_command<'de, D>(deserializer: D) -> Result [INFO] [stdout] 244 | | where [INFO] [stdout] 245 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_application_command` [INFO] [stdout] 246 | { [INFO] [stdout] 247 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^------------------^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `ApplicationCommand` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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: `#[warn(non_local_definitions)]` on by default [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/types.rs:304:5 [INFO] [stdout] | [INFO] [stdout] 300 | / fn deserialize_duration<'de, D>(deserializer: D) -> Result [INFO] [stdout] 301 | | where [INFO] [stdout] 302 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_duration` [INFO] [stdout] 303 | { [INFO] [stdout] 304 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^--------^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `Duration` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/types.rs:333:5 [INFO] [stdout] | [INFO] [stdout] 329 | / fn deserialize_exec<'de, D>(deserializer: D) -> Result [INFO] [stdout] 330 | | where [INFO] [stdout] 331 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_exec` [INFO] [stdout] 332 | { [INFO] [stdout] 333 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^----^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `Exec` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/types.rs:391:5 [INFO] [stdout] | [INFO] [stdout] 387 | / fn deserialize_layout<'de, D>(deserializer: D) -> Result [INFO] [stdout] 388 | | where [INFO] [stdout] 389 | | D: Deserializer<'de>, [INFO] [stdout] | |_________________________- move the `impl` block outside of this function `deserialize_layout` [INFO] [stdout] 390 | { [INFO] [stdout] 391 | impl<'de> de::Visitor<'de> for Phantom { [INFO] [stdout] | ^^^^^^^^^^-----------^^^^^^^^^^-------^------^ [INFO] [stdout] | | | | [INFO] [stdout] | | | `Layout` is not local [INFO] [stdout] | | `Phantom` is not local [INFO] [stdout] | `Visitor` is not local [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types.rs:439:49 [INFO] [stdout] | [INFO] [stdout] 439 | fn tilde_with_context(input: &SI, home_dir: HD) -> Cow [INFO] [stdout] | ^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 439 | fn tilde_with_context(input: &SI, home_dir: HD) -> Cow<'_, Path> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types.rs:469:29 [INFO] [stdout] | [INFO] [stdout] 469 | fn tilde(input: &SI) -> Cow [INFO] [stdout] | ^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 469 | fn tilde(input: &SI) -> Cow<'_, Path> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / error_chain! { [INFO] [stdout] 14 | | foreign_links { [INFO] [stdout] 15 | | I3EstablishError(::i3ipc::EstablishError); [INFO] [stdout] 16 | | I3MessageError(::i3ipc::MessageError); [INFO] [stdout] ... | [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / error_chain! { [INFO] [stdout] 14 | | foreign_links { [INFO] [stdout] 15 | | I3EstablishError(::i3ipc::EstablishError); [INFO] [stdout] 16 | | I3MessageError(::i3ipc::MessageError); [INFO] [stdout] ... | [INFO] [stdout] 35 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.77s [INFO] running `Command { std: "docker" "inspect" "20e8635166604ab82997ee320a7ef857d47277c20637b2acf49dc47b4625b084", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20e8635166604ab82997ee320a7ef857d47277c20637b2acf49dc47b4625b084", kill_on_drop: false }` [INFO] [stdout] 20e8635166604ab82997ee320a7ef857d47277c20637b2acf49dc47b4625b084