[INFO] fetching crate args 2.2.0...
[INFO] testing args-2.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate args 2.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate args 2.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate args 2.2.0
[INFO] finished tweaking crates.io crate args 2.2.0
[INFO] tweaked toml for crates.io crate args 2.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] add9336afcf0cad69acf3f072b8c1fb2953c8b6e769c5bb180018f1b97bacb5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "add9336afcf0cad69acf3f072b8c1fb2953c8b6e769c5bb180018f1b97bacb5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "add9336afcf0cad69acf3f072b8c1fb2953c8b6e769c5bb180018f1b97bacb5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add9336afcf0cad69acf3f072b8c1fb2953c8b6e769c5bb180018f1b97bacb5a", kill_on_drop: false }`
[INFO] [stdout] add9336afcf0cad69acf3f072b8c1fb2953c8b6e769c5bb180018f1b97bacb5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 728e8d981601ea46f01b26e6237d8d1ae2c8c72224d58e98a966c448491b48f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "728e8d981601ea46f01b26e6237d8d1ae2c8c72224d58e98a966c448491b48f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling args v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:300:21
[INFO] [stdout]     |
[INFO] [stdout] 300 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:19:81
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:38:72
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |         default: Option<String>) -> Box<Opt> {
[INFO] [stdout]    |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn box_clone(&self) -> Box<Opt>;
[INFO] [stdout]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl Clone for Box<Opt>
[INFO] [stdout]    |                    ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn clone(&self) -> Box<Opt> {
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:96:32
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stdout]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:175:32
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stdout]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:180:18
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Display for Opt {
[INFO] [stdout]     |                  ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 | impl Debug for Opt {
[INFO] [stdout]     |                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:137:32
[INFO] [stdout]     |
[INFO] [stdout] 137 |     opts: BTreeMap<String, Box<Opt>>,
[INFO] [stdout]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:297:85
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]     |                                                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:327:76
[INFO] [stdout]     |
[INFO] [stdout] 327 |     pub fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:381:60
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn get_option(&self, opt_name :&str) -> Option<Box<Opt>> {
[INFO] [stdout]     |                                                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:386:41
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn register_opt(&mut self, opt: Box<Opt>) {
[INFO] [stdout]     |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "728e8d981601ea46f01b26e6237d8d1ae2c8c72224d58e98a966c448491b48f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728e8d981601ea46f01b26e6237d8d1ae2c8c72224d58e98a966c448491b48f0", kill_on_drop: false }`
[INFO] [stdout] 728e8d981601ea46f01b26e6237d8d1ae2c8c72224d58e98a966c448491b48f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6807b74280816180fa89e08bafb161f320cf59756d37cf5ecaeeea6aca4e2611
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6807b74280816180fa89e08bafb161f320cf59756d37cf5ecaeeea6aca4e2611", kill_on_drop: false }`
[INFO] [stderr]    Compiling args v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:300:21
[INFO] [stdout]     |
[INFO] [stdout] 300 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:19:81
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]    |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:38:72
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |         default: Option<String>) -> Box<Opt> {
[INFO] [stdout]    |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn box_clone(&self) -> Box<Opt>;
[INFO] [stdout]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl Clone for Box<Opt>
[INFO] [stdout]    |                    ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn clone(&self) -> Box<Opt> {
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:96:32
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stdout]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:175:32
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stdout]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:180:18
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Display for Opt {
[INFO] [stdout]     |                  ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 | impl Debug for Opt {
[INFO] [stdout]     |                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:137:32
[INFO] [stdout]     |
[INFO] [stdout] 137 |     opts: BTreeMap<String, Box<Opt>>,
[INFO] [stdout]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:297:85
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]     |                                                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:327:76
[INFO] [stdout]     |
[INFO] [stdout] 327 |     pub fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:381:60
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn get_option(&self, opt_name :&str) -> Option<Box<Opt>> {
[INFO] [stdout]     |                                                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:386:41
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn register_opt(&mut self, opt: Box<Opt>) {
[INFO] [stdout]     |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/traits/has_parsed_args.rs:22:21
[INFO] [stdout]     |
[INFO] [stdout] 22  |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:300:21
[INFO] [stdout]     |
[INFO] [stdout] 300 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:314:21
[INFO] [stdout]     |
[INFO] [stdout] 314 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/traits/has_parsed_args.rs:19:81
[INFO] [stdout]     |
[INFO] [stdout] 19  |     fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/traits/has_parsed_args.rs:38:72
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/options/tst.rs:5:74
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn create(has_arg: HasArg, occur: Occur, default: Option<String>) -> Box<Opt> {
[INFO] [stdout]   |                                                                          ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |         default: Option<String>) -> Box<Opt> {
[INFO] [stdout]    |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn box_clone(&self) -> Box<Opt>;
[INFO] [stdout]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl Clone for Box<Opt>
[INFO] [stdout]    |                    ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn clone(&self) -> Box<Opt> {
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/options/mod.rs:96:32
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stdout]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:175:32
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stdout]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:180:18
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Display for Opt {
[INFO] [stdout]     |                  ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/options/mod.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 | impl Debug for Opt {
[INFO] [stdout]     |                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:137:32
[INFO] [stdout]     |
[INFO] [stdout] 137 |     opts: BTreeMap<String, Box<Opt>>,
[INFO] [stdout]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:297:85
[INFO] [stdout]     |
[INFO] [stdout] 297 |     pub fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]     |                                                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:327:76
[INFO] [stdout]     |
[INFO] [stdout] 327 |     pub fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:381:60
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn get_option(&self, opt_name :&str) -> Option<Box<Opt>> {
[INFO] [stdout]     |                                                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:386:41
[INFO] [stdout]     |
[INFO] [stdout] 386 |     fn register_opt(&mut self, opt: Box<Opt>) {
[INFO] [stdout]     |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.62s
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6807b74280816180fa89e08bafb161f320cf59756d37cf5ecaeeea6aca4e2611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6807b74280816180fa89e08bafb161f320cf59756d37cf5ecaeeea6aca4e2611", kill_on_drop: false }`
[INFO] [stdout] 6807b74280816180fa89e08bafb161f320cf59756d37cf5ecaeeea6aca4e2611
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99aa63134cd6f16a6e7855bc95719b6af7b4c24d02d9db8b7b2c584cc270eb4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "99aa63134cd6f16a6e7855bc95719b6af7b4c24d02d9db8b7b2c584cc270eb4b", 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] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/traits/has_parsed_args.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/traits/has_parsed_args.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:300:21
[INFO] [stderr]     |
[INFO] [stderr] 300 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:21
[INFO] [stderr]     |
[INFO] [stderr] 314 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/traits/has_parsed_args.rs:19:81
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]    |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[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/traits/has_parsed_args.rs:38:72
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]    |                                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:18:41
[INFO] [stderr]    |
[INFO] [stderr] 18 |         default: Option<String>) -> Box<Opt> {
[INFO] [stderr]    |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn box_clone(&self) -> Box<Opt>;
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl Clone for Box<Opt>
[INFO] [stderr]    |                    ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:40:28
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn clone(&self) -> Box<Opt> {
[INFO] [stderr]    |                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/options/mod.rs:175:32
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stderr]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/options/mod.rs:180:18
[INFO] [stderr]     |
[INFO] [stderr] 180 | impl Display for Opt {
[INFO] [stderr]     |                  ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/options/mod.rs:186:16
[INFO] [stderr]     |
[INFO] [stderr] 186 | impl Debug for Opt {
[INFO] [stderr]     |                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:137:32
[INFO] [stderr]     |
[INFO] [stderr] 137 |     opts: BTreeMap<String, Box<Opt>>,
[INFO] [stderr]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:297:85
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]     |                                                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:327:76
[INFO] [stderr]     |
[INFO] [stderr] 327 |     pub fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:381:60
[INFO] [stderr]     |
[INFO] [stderr] 381 |     pub fn get_option(&self, opt_name :&str) -> Option<Box<Opt>> {
[INFO] [stderr]     |                                                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:386:41
[INFO] [stderr]     |
[INFO] [stderr] 386 |     fn register_opt(&mut self, opt: Box<Opt>) {
[INFO] [stderr]     |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/traits/has_parsed_args.rs:22:21
[INFO] [stderr]     |
[INFO] [stderr] 22  |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:103:24
[INFO] [stderr]     |
[INFO] [stderr] 103 | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/traits/has_parsed_args.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:300:21
[INFO] [stderr]     |
[INFO] [stderr] 300 |             Ok(Some(try!(self.validated_value_of::<T>(opt_name, validations))))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:314:21
[INFO] [stderr]     |
[INFO] [stderr] 314 |             Ok(Some(try!(self.value_of::<T>(opt_name))))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/traits/has_parsed_args.rs:19:81
[INFO] [stderr]     |
[INFO] [stderr] 19  |     fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]     |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:103:24
[INFO] [stderr]     |
[INFO] [stderr] 103 | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/traits/has_parsed_args.rs:38:72
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]    |                                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/options/tst.rs:5:74
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn create(has_arg: HasArg, occur: Occur, default: Option<String>) -> Box<Opt> {
[INFO] [stderr]   |                                                                          ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:18:41
[INFO] [stderr]    |
[INFO] [stderr] 18 |         default: Option<String>) -> Box<Opt> {
[INFO] [stderr]    |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn box_clone(&self) -> Box<Opt>;
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl Clone for Box<Opt>
[INFO] [stderr]    |                    ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:40:28
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn clone(&self) -> Box<Opt> {
[INFO] [stderr]    |                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/options/mod.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/options/mod.rs:175:32
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn box_clone(&self) -> Box<Opt> {
[INFO] [stderr]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/options/mod.rs:180:18
[INFO] [stderr]     |
[INFO] [stderr] 180 | impl Display for Opt {
[INFO] [stderr]     |                  ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/options/mod.rs:186:16
[INFO] [stderr]     |
[INFO] [stderr] 186 | impl Debug for Opt {
[INFO] [stderr]     |                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:137:32
[INFO] [stderr]     |
[INFO] [stderr] 137 |     opts: BTreeMap<String, Box<Opt>>,
[INFO] [stderr]     |                                ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:297:85
[INFO] [stderr]     |
[INFO] [stderr] 297 |     pub fn optional_validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]     |                                                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:327:76
[INFO] [stderr]     |
[INFO] [stderr] 327 |     pub fn validated_value_of<T>(&self, opt_name: &str, validations: &[Box<Validation<T=T>>])
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Validation<T=T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:381:60
[INFO] [stderr]     |
[INFO] [stderr] 381 |     pub fn get_option(&self, opt_name :&str) -> Option<Box<Opt>> {
[INFO] [stderr]     |                                                            ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:386:41
[INFO] [stderr]     |
[INFO] [stderr] 386 |     fn register_opt(&mut self, opt: Box<Opt>) {
[INFO] [stderr]     |                                         ^^^ help: use `dyn`: `dyn Opt`
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/args-6d1c6d597787e35b
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test options::tst::opt::is_required::when_optional::returns_false ... ok
[INFO] [stdout] test options::tst::opt::is_required::when_required::with_default::returns_false ... ok
[INFO] [stdout] test tst::has_value::present::returns_true ... ok
[INFO] [stdout] test tst::has_options::has_option::it_returns_true ... ok
[INFO] [stdout] test tst::has_options::has_none::it_returns_false ... ok
[INFO] [stdout] test options::tst::opt::parse::option::absent::with_default::returns_some_default ... ok
[INFO] [stdout] test tst::optional_validated_value_of::opt_absent::returns_none ... ok
[INFO] [stdout] test options::tst::opt::parse::option::present::returns_some_value ... ok
[INFO] [stdout] test tst::has_options::has_flag::it_returns_true ... ok
[INFO] [stdout] test tst::has_value::absent::returns_false ... ok
[INFO] [stdout] test options::tst::opt::parse::flag::absent::returns_some_false ... ok
[INFO] [stdout] test options::tst::opt::is_required::when_required::without_default::returns_true ... ok
[INFO] [stdout] test tst::optional_value_of::opt_present::can_be_cast::returns_ok_value ... ok
[INFO] [stdout] test tst::optional_validated_value_of::opt_present::can_be_cast::validation_fails::returns_err ... ok
[INFO] [stdout] test options::tst::opt::parse::option::absent::without_default::returns_none ... ok
[INFO] [stdout] test options::tst::opt::parse::flag::present::returns_some_true ... ok
[INFO] [stdout] test tst::optional_value_of::opt_present::cannot_be_cast::returns_err ... ok
[INFO] [stdout] test tst::optional_validated_value_of::opt_present::cannot_be_cast::returns_err ... ok
[INFO] [stdout] test tst::optional_value_of::opt_absent::returns_none ... ok
[INFO] [stdout] test tst::parse::multi::present::multiple_args::returns_values ... ok
[INFO] [stdout] test tst::parse::multi::absent::returns_ok ... ok
[INFO] [stdout] test tst::parse::single::optional::present::returns_value ... ok
[INFO] [stdout] test tst::optional_validated_value_of::opt_present::can_be_cast::validation_passes::returns_err ... ok
[INFO] [stdout] test tst::parse::single::required::absent::defaulted::returns_default ... ok
[INFO] [stdout] test tst::parse::flag::absent::returns_false ... ok
[INFO] [stdout] test tst::parse::single::required::absent::not_defaulted::returns_err ... ok
[INFO] [stdout] test tst::parse::flag::present::returns_true ... ok
[INFO] [stdout] test tst::parse::single::required::present::returns_value ... ok
[INFO] [stdout] test tst::parse::unrecognized_option::returns_err ... ok
[INFO] [stdout] test tst::validated_value_of::opt_absent::returns_err ... ok
[INFO] [stdout] test tst::parse::multi::present::single_arg::returns_value ... ok
[INFO] [stdout] test tst::parse::single::optional::absent::not_defaulted::returns_err ... ok
[INFO] [stdout] test tst::validated_value_of::opt_present::can_be_cast::validation_fails::returns_err ... ok
[INFO] [stdout] test tst::validated_value_of::opt_present::cannot_be_cast::returns_err ... ok
[INFO] [stdout] test tst::validated_value_of::opt_present::can_be_cast::validation_passes::returns_err ... ok
[INFO] [stdout] test tst::parse::single::optional::absent::defaulted::returns_default ... ok
[INFO] [stdout] test tst::value_of::opt_absent::returns_err ... ok
[INFO] [stdout] test validations::tst::order::compare::greater_than_or_equal::when_greater_than::returns_true ... ok
[INFO] [stdout] test validations::tst::order::compare::greater_than_or_equal::when_less_than::returns_false ... ok
[INFO] [stdout] test validations::tst::order::compare::less_than::when_equal_to::returns_false ... ok
[INFO] [stdout] test validations::tst::order::compare::less_than::when_greater_than::returns_false ... ok
[INFO] [stdout] test validations::tst::order::compare::less_than::when_less_than::returns_true ... ok
[INFO] [stdout] test validations::tst::order::compare::greater_than_or_equal::when_equal_to::returns_true ... ok
[INFO] [stdout] test tst::parse::multi::argument_missing::returns_err ... ok
[INFO] [stdout] test tst::values_of::opt_present::cannot_be_cast::returns_err ... ok
[INFO] [stdout] test tst::parse::single::argument_missing::returns_err ... ok
[INFO] [stdout] test tst::values_of::opt_present::can_be_cast::returns_ok_value ... ok
[INFO] [stdout] test validations::tst::order::compare::less_than_or_equal::when_less_than::returns_true ... ok
[INFO] [stdout] test validations::tst::order::compare::less_than_or_equal::when_greater_than::returns_false ... ok
[INFO] [stdout] test validations::tst::order::compare::less_than_or_equal::when_equal_to::returns_true ... ok
[INFO] [stdout] test validations::tst::order::compare::greater_than::when_greater_than::returns_true ... ok
[INFO] [stderr]    Doc-tests args
[INFO] [stdout] test validations::tst::order::compare::greater_than::when_less_than::returns_false ... ok
[INFO] [stdout] test validations::tst::order::compare::greater_than::when_equal_to::returns_false ... ok
[INFO] [stdout] test tst::values_of::opt_absent::returns_err ... ok
[INFO] [stdout] test tst::value_of::opt_present::cannot_be_cast::returns_err ... ok
[INFO] [stdout] test tst::value_of::opt_present::can_be_cast::returns_ok_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/validations/mod.rs - validations::OrderValidation (line 67) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/traits/mod.rs - traits (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99aa63134cd6f16a6e7855bc95719b6af7b4c24d02d9db8b7b2c584cc270eb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99aa63134cd6f16a6e7855bc95719b6af7b4c24d02d9db8b7b2c584cc270eb4b", kill_on_drop: false }`
[INFO] [stdout] 99aa63134cd6f16a6e7855bc95719b6af7b4c24d02d9db8b7b2c584cc270eb4b
