[INFO] fetching crate monotron-app 0.5.0...
[INFO] testing monotron-app-0.5.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate monotron-app 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate monotron-app 0.5.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate monotron-app 0.5.0
[INFO] finished tweaking crates.io crate monotron-app 0.5.0
[INFO] tweaked toml for crates.io crate monotron-app 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.32.2
[INFO] [stderr]   Downloaded sdl2-sys v0.32.6
[INFO] [stderr]   Downloaded console-traits v0.3.0
[INFO] [stderr]   Downloaded const-ft v0.1.2
[INFO] [stderr]   Downloaded vga-framebuffer v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 76d3941ffa8600a92f11821298d29f6ceb3d95672d01172b6ef8ea94ccc97aa9
[INFO] running `Command { std: "docker" "start" "-a" "76d3941ffa8600a92f11821298d29f6ceb3d95672d01172b6ef8ea94ccc97aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76d3941ffa8600a92f11821298d29f6ceb3d95672d01172b6ef8ea94ccc97aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d3941ffa8600a92f11821298d29f6ceb3d95672d01172b6ef8ea94ccc97aa9", kill_on_drop: false }`
[INFO] [stdout] 76d3941ffa8600a92f11821298d29f6ceb3d95672d01172b6ef8ea94ccc97aa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b77753ed0610a4ed9ea6b34b2fe402aec199bc0285dc9acfa7271c9f9d4844a6
[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" "b77753ed0610a4ed9ea6b34b2fe402aec199bc0285dc9acfa7271c9f9d4844a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling monotron-app v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling console-traits v0.3.0
[INFO] [stderr]    Compiling const-ft v0.1.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling vga-framebuffer v0.7.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stdout] warning: `extern` fn uses type `(u16, u16)`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:723:32
[INFO] [stdout]     |
[INFO] [stdout] 723 | pub extern "C" fn getsize() -> (u16, u16) {
[INFO] [stdout]     |                                ^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]     = help: consider using a struct instead
[INFO] [stdout]     = note: tuples have unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `JoystickState`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:817:37
[INFO] [stdout]     |
[INFO] [stdout] 817 | pub extern "C" fn get_joystick() -> JoystickState {
[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: the type is defined here
[INFO] [stdout]    --> src/lib.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | pub struct JoystickState(u8);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.19s
[INFO] running `Command { std: "docker" "inspect" "b77753ed0610a4ed9ea6b34b2fe402aec199bc0285dc9acfa7271c9f9d4844a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77753ed0610a4ed9ea6b34b2fe402aec199bc0285dc9acfa7271c9f9d4844a6", kill_on_drop: false }`
[INFO] [stdout] b77753ed0610a4ed9ea6b34b2fe402aec199bc0285dc9acfa7271c9f9d4844a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 299e9ea85aaa7c2579e7d4774c94450432c83a818f388fcc3ffc6aa2286d958d
[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" "299e9ea85aaa7c2579e7d4774c94450432c83a818f388fcc3ffc6aa2286d958d", 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]    Compiling monotron-app v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `(u16, u16)`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:723:32
[INFO] [stdout]     |
[INFO] [stdout] 723 | pub extern "C" fn getsize() -> (u16, u16) {
[INFO] [stdout]     |                                ^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]     = help: consider using a struct instead
[INFO] [stdout]     = note: tuples have unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `JoystickState`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:817:37
[INFO] [stdout]     |
[INFO] [stdout] 817 | pub extern "C" fn get_joystick() -> JoystickState {
[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: the type is defined here
[INFO] [stdout]    --> src/lib.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | pub struct JoystickState(u8);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `(u16, u16)`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:723:32
[INFO] [stdout]     |
[INFO] [stdout] 723 | pub extern "C" fn getsize() -> (u16, u16) {
[INFO] [stdout]     |                                ^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]     = help: consider using a struct instead
[INFO] [stdout]     = note: tuples have unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `JoystickState`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:817:37
[INFO] [stdout]     |
[INFO] [stdout] 817 | pub extern "C" fn get_joystick() -> JoystickState {
[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: the type is defined here
[INFO] [stdout]    --> src/lib.rs:99:1
[INFO] [stdout]     |
[INFO] [stdout] 99  | pub struct JoystickState(u8);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "299e9ea85aaa7c2579e7d4774c94450432c83a818f388fcc3ffc6aa2286d958d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299e9ea85aaa7c2579e7d4774c94450432c83a818f388fcc3ffc6aa2286d958d", kill_on_drop: false }`
[INFO] [stdout] 299e9ea85aaa7c2579e7d4774c94450432c83a818f388fcc3ffc6aa2286d958d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6124698108e5fc2bb265912973a5aa14ca7b8841c2b640c5454d0aadc8e266de
[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" "6124698108e5fc2bb265912973a5aa14ca7b8841c2b640c5454d0aadc8e266de", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` fn uses type `(u16, u16)`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:723:32
[INFO] [stderr]     |
[INFO] [stderr] 723 | pub extern "C" fn getsize() -> (u16, u16) {
[INFO] [stderr]     |                                ^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]     = help: consider using a struct instead
[INFO] [stderr]     = note: tuples have unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `JoystickState`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:817:37
[INFO] [stderr]     |
[INFO] [stderr] 817 | pub extern "C" fn get_joystick() -> JoystickState {
[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: the type is defined here
[INFO] [stderr]    --> src/lib.rs:99:1
[INFO] [stderr]     |
[INFO] [stderr] 99  | pub struct JoystickState(u8);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `monotron-app` (lib) generated 2 warnings
[INFO] [stderr] warning: `monotron-app` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monotron_app-61a64af6d48e3723)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests monotron-app
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ignored
[INFO] [stdout] test src/lib.rs - (line 5) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6124698108e5fc2bb265912973a5aa14ca7b8841c2b640c5454d0aadc8e266de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6124698108e5fc2bb265912973a5aa14ca7b8841c2b640c5454d0aadc8e266de", kill_on_drop: false }`
[INFO] [stdout] 6124698108e5fc2bb265912973a5aa14ca7b8841c2b640c5454d0aadc8e266de