[INFO] fetching crate game_features 0.2.0...
[INFO] checking game_features-0.2.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate game_features 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate game_features 0.2.0 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 crates.io crate game_features 0.2.0
[INFO] finished tweaking crates.io crate game_features 0.2.0
[INFO] tweaked toml for crates.io crate game_features 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 44606bc61cf7b2667cc55c344417ab279f2169d8c6bb2e103e21809d9af12c57
[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" "44606bc61cf7b2667cc55c344417ab279f2169d8c6bb2e103e21809d9af12c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44606bc61cf7b2667cc55c344417ab279f2169d8c6bb2e103e21809d9af12c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44606bc61cf7b2667cc55c344417ab279f2169d8c6bb2e103e21809d9af12c57", kill_on_drop: false }`
[INFO] [stdout] 44606bc61cf7b2667cc55c344417ab279f2169d8c6bb2e103e21809d9af12c57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 09c33a938c68c3ea9643818a565810e76c1d640c9f7760a49dacb0d6f6368124
[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" "09c33a938c68c3ea9643818a565810e76c1d640c9f7760a49dacb0d6f6368124", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking partial_function v0.4.0
[INFO] [stderr]     Checking dirty v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking roman v0.1.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking ron v0.2.2
[INFO] [stderr]     Checking game_features v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/item.rs:666:28
[INFO] [stdout]     |
[INFO] [stdout] 666 |             .maximum_stack(16)
[INFO] [stdout]     |                            ^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            expected enum `std::option::Option`, found integer
[INFO] [stdout]     |                            help: try using a variant of the expected enum: `serde::export::Some(16)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::option::Option<usize>`
[INFO] [stdout]                found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/faction.rs:11:34
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn claim_from(&mut self, other: &mut Faction, settings: &FactionSettings) -> FactionResult {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]   --> src/faction.rs:11:55
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn claim_from(&mut self, other: &mut Faction, settings: &FactionSettings) -> FactionResult {
[INFO] [stdout]    |                                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `with_overflow`
[INFO] [stdout]    --> src/item.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         with_overflow: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_with_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `with_overflow`
[INFO] [stdout]    --> src/item.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |         with_overflow: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_with_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game_features`.
[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] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "09c33a938c68c3ea9643818a565810e76c1d640c9f7760a49dacb0d6f6368124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c33a938c68c3ea9643818a565810e76c1d640c9f7760a49dacb0d6f6368124", kill_on_drop: false }`
[INFO] [stdout] 09c33a938c68c3ea9643818a565810e76c1d640c9f7760a49dacb0d6f6368124
