[INFO] fetching crate error-chain 0.12.1... [INFO] checking error-chain-0.12.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] extracting crate error-chain 0.12.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate error-chain 0.12.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate error-chain 0.12.1 [INFO] finished tweaking crates.io crate error-chain 0.12.1 [INFO] tweaked toml for crates.io crate error-chain 0.12.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 078ff766d342b995d97f974e0776abf28222cc33d3686b2319ace7d0db24200d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "078ff766d342b995d97f974e0776abf28222cc33d3686b2319ace7d0db24200d"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling error-chain v0.12.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:643:9 [INFO] [stderr] | [INFO] [stderr] 643 | try!(writeln!(fmt, "Error: {}", self.0)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:646:13 [INFO] [stderr] | [INFO] [stderr] 646 | try!(writeln!(fmt, "Caused by: {}", e)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:650:13 [INFO] [stderr] | [INFO] [stderr] 650 | try!(writeln!(fmt, "{:?}", backtrace)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:486:35 [INFO] [stderr] | [INFO] [stderr] 486 | fn extract_backtrace(e: &(::std::error::Error + Send + 'static)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:208:51 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn with_boxed_chain(error: Box<::std::error::Error + Send>, kind: K) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:51:42 [INFO] [stderr] | [INFO] [stderr] 51 | fn source(&self) -> Option<&(std::error::Error + 'static)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:486:35 [INFO] [stderr] | [INFO] [stderr] 486 | fn extract_backtrace(e: &(::std::error::Error + Send + 'static)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | / error_chain! { [INFO] [stderr] 28 | | links { [INFO] [stderr] 29 | | Inner(inner::Error, inner::ErrorKind) #[doc = "Link to another `ErrorChain`."]; [INFO] [stderr] 30 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:208:51 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn with_boxed_chain(error: Box<::std::error::Error + Send>, kind: K) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | / error_chain! { [INFO] [stderr] 28 | | links { [INFO] [stderr] 29 | | Inner(inner::Error, inner::ErrorKind) #[doc = "Link to another `ErrorChain`."]; [INFO] [stderr] 30 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:51:42 [INFO] [stderr] | [INFO] [stderr] 51 | fn source(&self) -> Option<&(std::error::Error + 'static)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | / error_chain! { [INFO] [stderr] 28 | | links { [INFO] [stderr] 29 | | Inner(inner::Error, inner::ErrorKind) #[doc = "Link to another `ErrorChain`."]; [INFO] [stderr] 30 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:558:32 [INFO] [stderr] | [INFO] [stderr] 558 | pub struct Iter<'a>(Option<&'a error::Error>); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:562:32 [INFO] [stderr] | [INFO] [stderr] 562 | pub fn new(err: Option<&'a error::Error>) -> Iter<'a> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:568:21 [INFO] [stderr] | [INFO] [stderr] 568 | type Item = &'a error::Error; [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:570:45 [INFO] [stderr] | [INFO] [stderr] 570 | fn next<'b>(&'b mut self) -> Option<&'a error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:630:31 [INFO] [stderr] | [INFO] [stderr] 630 | fn extract_backtrace(e: &(error::Error + Send + 'static)) -> Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:662:32 [INFO] [stderr] | [INFO] [stderr] 662 | pub next_error: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:678:41 [INFO] [stderr] | [INFO] [stderr] 678 | pub fn new(e: Box) -> State { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:486:35 [INFO] [stderr] | [INFO] [stderr] 486 | fn extract_backtrace(e: &(::std::error::Error + Send + 'static)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/lib.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:208:51 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn with_boxed_chain(error: Box<::std::error::Error + Send>, kind: K) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send` [INFO] [stderr] | [INFO] [stderr] ::: src/lib.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:51:42 [INFO] [stderr] | [INFO] [stderr] 51 | fn source(&self) -> Option<&(std::error::Error + 'static)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/lib.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:643:9 [INFO] [stderr] | [INFO] [stderr] 643 | try!(writeln!(fmt, "Error: {}", self.0)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:646:13 [INFO] [stderr] | [INFO] [stderr] 646 | try!(writeln!(fmt, "Caused by: {}", e)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lib.rs:650:13 [INFO] [stderr] | [INFO] [stderr] 650 | try!(writeln!(fmt, "{:?}", backtrace)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:486:35 [INFO] [stderr] | [INFO] [stderr] 486 | fn extract_backtrace(e: &(::std::error::Error + Send + 'static)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:208:51 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn with_boxed_chain(error: Box<::std::error::Error + Send>, kind: K) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:51:42 [INFO] [stderr] | [INFO] [stderr] 51 | fn source(&self) -> Option<&(std::error::Error + 'static)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:486:35 [INFO] [stderr] | [INFO] [stderr] 486 | fn extract_backtrace(e: &(::std::error::Error + Send + 'static)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | / error_chain! { [INFO] [stderr] 28 | | links { [INFO] [stderr] 29 | | Inner(inner::Error, inner::ErrorKind) #[doc = "Link to another `ErrorChain`."]; [INFO] [stderr] 30 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:208:51 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn with_boxed_chain(error: Box<::std::error::Error + Send>, kind: K) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | / error_chain! { [INFO] [stderr] 28 | | links { [INFO] [stderr] 29 | | Inner(inner::Error, inner::ErrorKind) #[doc = "Link to another `ErrorChain`."]; [INFO] [stderr] 30 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:51:42 [INFO] [stderr] | [INFO] [stderr] 51 | fn source(&self) -> Option<&(std::error::Error + 'static)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/example_generated.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | / error_chain! { [INFO] [stderr] 28 | | links { [INFO] [stderr] 29 | | Inner(inner::Error, inner::ErrorKind) #[doc = "Link to another `ErrorChain`."]; [INFO] [stderr] 30 | | } [INFO] [stderr] ... | [INFO] [stderr] 37 | | } [INFO] [stderr] 38 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:558:32 [INFO] [stderr] | [INFO] [stderr] 558 | pub struct Iter<'a>(Option<&'a error::Error>); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:562:32 [INFO] [stderr] | [INFO] [stderr] 562 | pub fn new(err: Option<&'a error::Error>) -> Iter<'a> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:568:21 [INFO] [stderr] | [INFO] [stderr] 568 | type Item = &'a error::Error; [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:570:45 [INFO] [stderr] | [INFO] [stderr] 570 | fn next<'b>(&'b mut self) -> Option<&'a error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:630:31 [INFO] [stderr] | [INFO] [stderr] 630 | fn extract_backtrace(e: &(error::Error + Send + 'static)) -> Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:662:32 [INFO] [stderr] | [INFO] [stderr] 662 | pub next_error: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:678:41 [INFO] [stderr] | [INFO] [stderr] 678 | pub fn new(e: Box) -> State { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:486:35 [INFO] [stderr] | [INFO] [stderr] 486 | fn extract_backtrace(e: &(::std::error::Error + Send + 'static)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/lib.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:208:51 [INFO] [stderr] | [INFO] [stderr] 208 | pub fn with_boxed_chain(error: Box<::std::error::Error + Send>, kind: K) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send` [INFO] [stderr] | [INFO] [stderr] ::: src/lib.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error_chain.rs:51:42 [INFO] [stderr] | [INFO] [stderr] 51 | fn source(&self) -> Option<&(std::error::Error + 'static)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error + 'static` [INFO] [stderr] | [INFO] [stderr] ::: src/lib.rs:807:5 [INFO] [stderr] | [INFO] [stderr] 807 | error_chain!{} [INFO] [stderr] | -------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:649:41 [INFO] [stderr] | [INFO] [stderr] 649 | if let Some(backtrace) = self.0.backtrace() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:649:41 [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] 649 | if let Some(backtrace) = self.0.backtrace() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `ChainedError::backtrace(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(backtrace)]` to the crate attributes to enable `std::error::Error::backtrace` [INFO] [stderr] [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `ChainedError::backtrace(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(backtrace)]` to the crate attributes to enable `std::error::Error::backtrace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/tests.rs:381:52 [INFO] [stderr] | [INFO] [stderr] 381 | assert_eq!(format!("{:?}", None as Option<&::std::error::Error>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.01s [INFO] running `"docker" "inspect" "078ff766d342b995d97f974e0776abf28222cc33d3686b2319ace7d0db24200d"` [INFO] running `"docker" "rm" "-f" "078ff766d342b995d97f974e0776abf28222cc33d3686b2319ace7d0db24200d"` [INFO] [stdout] 078ff766d342b995d97f974e0776abf28222cc33d3686b2319ace7d0db24200d