[INFO] cloning repository https://github.com/Nebopolis/avro-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nebopolis/avro-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebopolis%2Favro-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebopolis%2Favro-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36c79c37f05449b352d83e5dbd6c2bfa41838663
[INFO] checking Nebopolis/avro-rs against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNebopolis%2Favro-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nebopolis/avro-rs on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nebopolis/avro-rs
[INFO] finished tweaking git repo https://github.com/Nebopolis/avro-rs
[INFO] tweaked toml for git repo https://github.com/Nebopolis/avro-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Nebopolis/avro-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 826925217b14f941ce719e0e2c1e9b311226440f0dc7dd1bd1bee7b210cd516c
[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" "826925217b14f941ce719e0e2c1e9b311226440f0dc7dd1bd1bee7b210cd516c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "826925217b14f941ce719e0e2c1e9b311226440f0dc7dd1bd1bee7b210cd516c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "826925217b14f941ce719e0e2c1e9b311226440f0dc7dd1bd1bee7b210cd516c", kill_on_drop: false }`
[INFO] [stdout] 826925217b14f941ce719e0e2c1e9b311226440f0dc7dd1bd1bee7b210cd516c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 883d059f3d92aad6b71483fbe15ed6afc5ef22cbd7c4fe0cf3a1713bb5d142af
[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" "883d059f3d92aad6b71483fbe15ed6afc5ef22cbd7c4fe0cf3a1713bb5d142af", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking avro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:110:24
[INFO] [stdout]     |
[INFO] [stdout] 110 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Fixed> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:149:24
[INFO] [stdout]     |
[INFO] [stdout] 149 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Enum> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:192:24
[INFO] [stdout]     |
[INFO] [stdout] 192 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Record> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:248:24
[INFO] [stdout]     |
[INFO] [stdout] 248 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Field> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[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/lib.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 |           Ok(Some(try!(serializer.visit_struct_elt("namespace", &self.value.namespace))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |           Ok(Some(try!(serializer.visit_struct_elt("aliases", &self.value.aliases))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:129:19
[INFO] [stdout]     |
[INFO] [stdout] 129 |           Ok(Some(try!(serializer.visit_struct_elt("size", &self.value.size))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:156:19
[INFO] [stdout]     |
[INFO] [stdout] 156 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:160:19
[INFO] [stdout]     |
[INFO] [stdout] 160 |           Ok(Some(try!(serializer.visit_struct_elt("namespace", &self.value.namespace))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:19
[INFO] [stdout]     |
[INFO] [stdout] 164 |           Ok(Some(try!(serializer.visit_struct_elt("doc", &self.value.doc))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:168:19
[INFO] [stdout]     |
[INFO] [stdout] 168 |           Ok(Some(try!(serializer.visit_struct_elt("aliases", &self.value.aliases))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:172:19
[INFO] [stdout]     |
[INFO] [stdout] 172 |           Ok(Some(try!(serializer.visit_struct_elt("symbols", &self.value.symbols))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:199:19
[INFO] [stdout]     |
[INFO] [stdout] 199 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:203:19
[INFO] [stdout]     |
[INFO] [stdout] 203 |           Ok(Some(try!(serializer.visit_struct_elt("namespace", &self.value.namespace))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:207:19
[INFO] [stdout]     |
[INFO] [stdout] 207 |           Ok(Some(try!(serializer.visit_struct_elt("doc", &self.value.doc))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:211:19
[INFO] [stdout]     |
[INFO] [stdout] 211 |           Ok(Some(try!(serializer.visit_struct_elt("aliases", &self.value.aliases))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |           Ok(Some(try!(serializer.visit_struct_elt("fields", &self.value.fields))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:255:19
[INFO] [stdout]     |
[INFO] [stdout] 255 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:259:19
[INFO] [stdout]     |
[INFO] [stdout] 259 |           Ok(Some(try!(serializer.visit_struct_elt("doc", &self.value.doc))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:263:19
[INFO] [stdout]     |
[INFO] [stdout] 263 |           Ok(Some(try!(serializer.visit_struct_elt("default", &self.value.default))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |           Ok(Some(try!(serializer.visit_struct_elt("order", &self.value.order))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:110:24
[INFO] [stdout]     |
[INFO] [stdout] 110 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Fixed> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `avro`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:149:24
[INFO] [stdout]     |
[INFO] [stdout] 149 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Enum> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:192:24
[INFO] [stdout]     |
[INFO] [stdout] 192 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Record> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `MapVisitor` in module `serde::ser`
[INFO] [stdout]    --> src/lib.rs:248:24
[INFO] [stdout]     |
[INFO] [stdout] 248 |   impl<'a> serde::ser::MapVisitor for MapVisitor<'a, Field> {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `serde::ser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[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/lib.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 |           Ok(Some(try!(serializer.visit_struct_elt("namespace", &self.value.namespace))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |           Ok(Some(try!(serializer.visit_struct_elt("aliases", &self.value.aliases))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:129:19
[INFO] [stdout]     |
[INFO] [stdout] 129 |           Ok(Some(try!(serializer.visit_struct_elt("size", &self.value.size))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:156:19
[INFO] [stdout]     |
[INFO] [stdout] 156 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:160:19
[INFO] [stdout]     |
[INFO] [stdout] 160 |           Ok(Some(try!(serializer.visit_struct_elt("namespace", &self.value.namespace))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:19
[INFO] [stdout]     |
[INFO] [stdout] 164 |           Ok(Some(try!(serializer.visit_struct_elt("doc", &self.value.doc))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:168:19
[INFO] [stdout]     |
[INFO] [stdout] 168 |           Ok(Some(try!(serializer.visit_struct_elt("aliases", &self.value.aliases))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:172:19
[INFO] [stdout]     |
[INFO] [stdout] 172 |           Ok(Some(try!(serializer.visit_struct_elt("symbols", &self.value.symbols))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:199:19
[INFO] [stdout]     |
[INFO] [stdout] 199 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:203:19
[INFO] [stdout]     |
[INFO] [stdout] 203 |           Ok(Some(try!(serializer.visit_struct_elt("namespace", &self.value.namespace))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:207:19
[INFO] [stdout]     |
[INFO] [stdout] 207 |           Ok(Some(try!(serializer.visit_struct_elt("doc", &self.value.doc))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:211:19
[INFO] [stdout]     |
[INFO] [stdout] 211 |           Ok(Some(try!(serializer.visit_struct_elt("aliases", &self.value.aliases))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |           Ok(Some(try!(serializer.visit_struct_elt("fields", &self.value.fields))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:255:19
[INFO] [stdout]     |
[INFO] [stdout] 255 |           Ok(Some(try!(serializer.visit_struct_elt("name", &self.value.name))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:259:19
[INFO] [stdout]     |
[INFO] [stdout] 259 |           Ok(Some(try!(serializer.visit_struct_elt("doc", &self.value.doc))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:263:19
[INFO] [stdout]     |
[INFO] [stdout] 263 |           Ok(Some(try!(serializer.visit_struct_elt("default", &self.value.default))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |           Ok(Some(try!(serializer.visit_struct_elt("order", &self.value.order))))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "883d059f3d92aad6b71483fbe15ed6afc5ef22cbd7c4fe0cf3a1713bb5d142af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883d059f3d92aad6b71483fbe15ed6afc5ef22cbd7c4fe0cf3a1713bb5d142af", kill_on_drop: false }`
[INFO] [stdout] 883d059f3d92aad6b71483fbe15ed6afc5ef22cbd7c4fe0cf3a1713bb5d142af
