[INFO] cloning repository https://github.com/klieth/pro-set
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klieth/pro-set" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklieth%2Fpro-set", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklieth%2Fpro-set'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f483bbe850b99c3e216ce054dccc401c10e2b5b
[INFO] checking klieth/pro-set against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklieth%2Fpro-set" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/klieth/pro-set on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/klieth/pro-set
[INFO] removed path dependency rocket from git repo https://github.com/klieth/pro-set
[INFO] removed path dependency rocket_contrib from git repo https://github.com/klieth/pro-set
[INFO] finished tweaking git repo https://github.com/klieth/pro-set
[INFO] tweaked toml for git repo https://github.com/klieth/pro-set written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/klieth/pro-set already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (rocket) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (rocket_contrib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (rocket) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (rocket_contrib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pear_codegen v0.1.4
[INFO] [stderr]   Downloaded aesni v0.6.0
[INFO] [stderr]   Downloaded pear v0.1.4
[INFO] [stderr]   Downloaded aead v0.2.0
[INFO] [stderr]   Downloaded cookie v0.11.3
[INFO] [stderr]   Downloaded rocket_contrib v0.4.5
[INFO] [stderr]   Downloaded universal-hash v0.3.0
[INFO] [stderr]   Downloaded aes v0.3.2
[INFO] [stderr]   Downloaded rocket_codegen v0.4.5
[INFO] [stderr]   Downloaded aes-gcm v0.5.0
[INFO] [stderr]   Downloaded hkdf v0.8.0
[INFO] [stderr]   Downloaded polyval v0.3.3
[INFO] [stderr]   Downloaded ghash v0.2.3
[INFO] [stderr]   Downloaded rocket v0.4.5
[INFO] [stderr]   Downloaded rocket_http v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a015d56399b48c278e106849be89457951a5664e110c0e40de57ee60393e07ce
[INFO] running `Command { std: "docker" "start" "-a" "a015d56399b48c278e106849be89457951a5664e110c0e40de57ee60393e07ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a015d56399b48c278e106849be89457951a5664e110c0e40de57ee60393e07ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a015d56399b48c278e106849be89457951a5664e110c0e40de57ee60393e07ce", kill_on_drop: false }`
[INFO] [stdout] a015d56399b48c278e106849be89457951a5664e110c0e40de57ee60393e07ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4771629a422d0d215c6a9f28d2341ce8654011f71efedfdfd493ba2425b2188
[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" "c4771629a422d0d215c6a9f28d2341ce8654011f71efedfdfd493ba2425b2188", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (rocket) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (rocket_contrib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling rocket_codegen v0.4.5
[INFO] [stderr]    Compiling rocket v0.4.5
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking universal-hash v0.3.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking aead v0.2.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]     Checking polyval v0.3.3
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking ghash v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking hkdf v0.8.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling cookie v0.11.3
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]     Checking rocket_http v0.4.5
[INFO] [stderr]     Checking rocket_contrib v0.4.5
[INFO] [stderr]     Checking proset v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/main.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Serialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: crate `serde` is private
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         serde::Serialize,
[INFO] [stdout]    |         ^^^^^ private crate
[INFO] [stdout]    |
[INFO] [stdout] note: the crate `serde` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_contrib-0.4.5/src/json.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate serde;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[get("/cards")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[get("/update")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[get("/new")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | #[post("/submit", format = "application/json", data = "<submitted>")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         serde::Serialize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/main.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Serialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: crate `serde` is private
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         serde::Serialize,
[INFO] [stdout]    |         ^^^^^ private crate
[INFO] [stdout]    |
[INFO] [stdout] note: the crate `serde` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_contrib-0.4.5/src/json.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate serde;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[get("/cards")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[get("/update")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[get("/new")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `macro` is experimental
[INFO] [stdout]   --> src/main.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | #[post("/submit", format = "application/json", data = "<submitted>")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #39412 <https://github.com/rust-lang/rust/issues/39412> for more information
[INFO] [stdout]    = help: add `#![feature(decl_macro)]` to the crate attributes to enable
[INFO] [stdout]    = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         serde::Serialize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `SubmitResponse: serde::ser::Serialize` is not satisfied
[INFO] [stdout]    --> src/main.rs:91:70
[INFO] [stdout]     |
[INFO] [stdout] 91  | fn submit(submitted: Json<Vec<u8>>, game_state: State<GameState>) -> Json<SubmitResponse> {
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `SubmitResponse`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.5/src/handler.rs:202:20
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn from<T: Responder<'r>>(req: &Request, responder: T) -> Outcome<'r> {
[INFO] [stdout]     |                    ------------- required by this bound in `handler::<impl rocket::Outcome<rocket::Response<'r>, rocket::http::Status, rocket::Data>>::from`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `Responder<'_>` for `rocket_contrib::json::Json<SubmitResponse>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `SubmitResponse: serde::ser::Serialize` is not satisfied
[INFO] [stdout]    --> src/main.rs:91:70
[INFO] [stdout]     |
[INFO] [stdout] 91  | fn submit(submitted: Json<Vec<u8>>, game_state: State<GameState>) -> Json<SubmitResponse> {
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `SubmitResponse`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.5/src/handler.rs:202:20
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn from<T: Responder<'r>>(req: &Request, responder: T) -> Outcome<'r> {
[INFO] [stdout]     |                    ------------- required by this bound in `handler::<impl rocket::Outcome<rocket::Response<'r>, rocket::http::Status, rocket::Data>>::from`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `Responder<'_>` for `rocket_contrib::json::Json<SubmitResponse>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::<T>::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon.
[INFO] [stdout]    --> src/main.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 cards.remove_item(card);
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::<T>::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon.
[INFO] [stdout]    --> src/main.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 cards.remove_item(card);
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0603, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0603, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proset`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c4771629a422d0d215c6a9f28d2341ce8654011f71efedfdfd493ba2425b2188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4771629a422d0d215c6a9f28d2341ce8654011f71efedfdfd493ba2425b2188", kill_on_drop: false }`
[INFO] [stdout] c4771629a422d0d215c6a9f28d2341ce8654011f71efedfdfd493ba2425b2188
