[INFO] fetching crate rbot-messages 0.1.1...
[INFO] testing rbot-messages-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate rbot-messages 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rbot-messages 0.1.1
[INFO] finished tweaking crates.io crate rbot-messages 0.1.1
[INFO] tweaked toml for crates.io crate rbot-messages 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbot-messages 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5766b5428ed4e51e6fed0462e4ad00fd68d7fb5444da04b9a2461eaab9cf08f
[INFO] running `Command { std: "docker" "start" "-a" "d5766b5428ed4e51e6fed0462e4ad00fd68d7fb5444da04b9a2461eaab9cf08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5766b5428ed4e51e6fed0462e4ad00fd68d7fb5444da04b9a2461eaab9cf08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5766b5428ed4e51e6fed0462e4ad00fd68d7fb5444da04b9a2461eaab9cf08f", kill_on_drop: false }`
[INFO] [stdout] d5766b5428ed4e51e6fed0462e4ad00fd68d7fb5444da04b9a2461eaab9cf08f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c225ee6d5eaea65cb99ca9b4b1c0ae3cbd6b6a510257c5a069484cf9fbf9173b
[INFO] running `Command { std: "docker" "start" "-a" "c225ee6d5eaea65cb99ca9b4b1c0ae3cbd6b6a510257c5a069484cf9fbf9173b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling rbot-messages v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stdout]   --> src/decode_bindings.rs:70:71
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub extern "C" fn decode_RMsgState(bytes_ptr: *const u8, len: u32) -> msg::RMsgState {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:115:71
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub extern "C" fn decode_RMsgLaser(bytes_ptr: *const u8, len: u32) -> msg::RMsgLaser {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:169:76
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub extern "C" fn decode_RMsgScanObject(bytes_ptr: *const u8, len: u32) -> msg::RMsgScanObject {
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:175:70
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub extern "C" fn decode_RMsgScan(bytes_ptr: *const u8, len: u32) -> msg::RMsgScan {
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stdout]   --> src/encode_bindings.rs:68:45
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub extern "C" fn encode_RMsgState(message: msg::RMsgState) -> *mut c_char {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:117:45
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub extern "C" fn encode_RMsgLaser(message: msg::RMsgLaser) -> *mut c_char {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:180:50
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub extern "C" fn encode_RMsgScanObject(message: msg::RMsgScanObject) -> *mut c_char {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:187:44
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub extern "C" fn encode_RMsgScan(message: msg::RMsgScan) -> *mut c_char {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "c225ee6d5eaea65cb99ca9b4b1c0ae3cbd6b6a510257c5a069484cf9fbf9173b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c225ee6d5eaea65cb99ca9b4b1c0ae3cbd6b6a510257c5a069484cf9fbf9173b", kill_on_drop: false }`
[INFO] [stdout] c225ee6d5eaea65cb99ca9b4b1c0ae3cbd6b6a510257c5a069484cf9fbf9173b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 978836b6b426edcb0ac7d71dab6150fa90f0a181ae32bb80cdf4ced2ad0eede7
[INFO] running `Command { std: "docker" "start" "-a" "978836b6b426edcb0ac7d71dab6150fa90f0a181ae32bb80cdf4ced2ad0eede7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbot-messages v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stdout]   --> src/decode_bindings.rs:70:71
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub extern "C" fn decode_RMsgState(bytes_ptr: *const u8, len: u32) -> msg::RMsgState {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:115:71
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub extern "C" fn decode_RMsgLaser(bytes_ptr: *const u8, len: u32) -> msg::RMsgLaser {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:169:76
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub extern "C" fn decode_RMsgScanObject(bytes_ptr: *const u8, len: u32) -> msg::RMsgScanObject {
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:175:70
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub extern "C" fn decode_RMsgScan(bytes_ptr: *const u8, len: u32) -> msg::RMsgScan {
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stdout]   --> src/encode_bindings.rs:68:45
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub extern "C" fn encode_RMsgState(message: msg::RMsgState) -> *mut c_char {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:117:45
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub extern "C" fn encode_RMsgLaser(message: msg::RMsgLaser) -> *mut c_char {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:180:50
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub extern "C" fn encode_RMsgScanObject(message: msg::RMsgScanObject) -> *mut c_char {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:187:44
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub extern "C" fn encode_RMsgScan(message: msg::RMsgScan) -> *mut c_char {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stdout]   --> src/decode_bindings.rs:70:71
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub extern "C" fn decode_RMsgState(bytes_ptr: *const u8, len: u32) -> msg::RMsgState {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:115:71
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub extern "C" fn decode_RMsgLaser(bytes_ptr: *const u8, len: u32) -> msg::RMsgLaser {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:169:76
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub extern "C" fn decode_RMsgScanObject(bytes_ptr: *const u8, len: u32) -> msg::RMsgScanObject {
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/decode_bindings.rs:175:70
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub extern "C" fn decode_RMsgScan(bytes_ptr: *const u8, len: u32) -> msg::RMsgScan {
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stdout]   --> src/encode_bindings.rs:68:45
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub extern "C" fn encode_RMsgState(message: msg::RMsgState) -> *mut c_char {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:117:45
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub extern "C" fn encode_RMsgLaser(message: msg::RMsgLaser) -> *mut c_char {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:180:50
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub extern "C" fn encode_RMsgScanObject(message: msg::RMsgScanObject) -> *mut c_char {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/encode_bindings.rs:187:44
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub extern "C" fn encode_RMsgScan(message: msg::RMsgScan) -> *mut c_char {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "978836b6b426edcb0ac7d71dab6150fa90f0a181ae32bb80cdf4ced2ad0eede7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978836b6b426edcb0ac7d71dab6150fa90f0a181ae32bb80cdf4ced2ad0eede7", kill_on_drop: false }`
[INFO] [stdout] 978836b6b426edcb0ac7d71dab6150fa90f0a181ae32bb80cdf4ced2ad0eede7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba12a452b478ab1e14f276faa7f18f5820ad7dbef76013a3dadf7f08b6518918
[INFO] running `Command { std: "docker" "start" "-a" "ba12a452b478ab1e14f276faa7f18f5820ad7dbef76013a3dadf7f08b6518918", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stderr]   --> src/decode_bindings.rs:70:71
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub extern "C" fn decode_RMsgState(bytes_ptr: *const u8, len: u32) -> msg::RMsgState {
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stderr]    --> src/decode_bindings.rs:115:71
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub extern "C" fn decode_RMsgLaser(bytes_ptr: *const u8, len: u32) -> msg::RMsgLaser {
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]     = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stderr]    --> src/decode_bindings.rs:169:76
[INFO] [stderr]     |
[INFO] [stderr] 169 | pub extern "C" fn decode_RMsgScanObject(bytes_ptr: *const u8, len: u32) -> msg::RMsgScanObject {
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]     = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stderr]    --> src/decode_bindings.rs:175:70
[INFO] [stderr]     |
[INFO] [stderr] 175 | pub extern "C" fn decode_RMsgScan(bytes_ptr: *const u8, len: u32) -> msg::RMsgScan {
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]     = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Vec<std::string::String>`, which is not FFI-safe
[INFO] [stderr]   --> src/encode_bindings.rs:68:45
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub extern "C" fn encode_RMsgState(message: msg::RMsgState) -> *mut c_char {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stderr]    --> src/encode_bindings.rs:117:45
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub extern "C" fn encode_RMsgLaser(message: msg::RMsgLaser) -> *mut c_char {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]     = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stderr]    --> src/encode_bindings.rs:180:50
[INFO] [stderr]     |
[INFO] [stderr] 180 | pub extern "C" fn encode_RMsgScanObject(message: msg::RMsgScanObject) -> *mut c_char {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]     = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Vec<messages::messages::RMsgScanObject>`, which is not FFI-safe
[INFO] [stderr]    --> src/encode_bindings.rs:187:44
[INFO] [stderr]     |
[INFO] [stderr] 187 | pub extern "C" fn encode_RMsgScan(message: msg::RMsgScan) -> *mut c_char {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]     = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `rbot-messages` (lib) generated 8 warnings
[INFO] [stderr] warning: `rbot-messages` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbot_messages-479c3d4fa5f9dacf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbot_messages
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba12a452b478ab1e14f276faa7f18f5820ad7dbef76013a3dadf7f08b6518918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba12a452b478ab1e14f276faa7f18f5820ad7dbef76013a3dadf7f08b6518918", kill_on_drop: false }`
[INFO] [stdout] ba12a452b478ab1e14f276faa7f18f5820ad7dbef76013a3dadf7f08b6518918