[INFO] cloning repository https://github.com/ASteinheiser/react-rust-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ASteinheiser/react-rust-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FASteinheiser%2Freact-rust-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FASteinheiser%2Freact-rust-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7add18a9624196d817972b8704e533066c14d2af
[INFO] checking ASteinheiser/react-rust-app against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FASteinheiser%2Freact-rust-app" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ASteinheiser/react-rust-app on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ASteinheiser/react-rust-app
[INFO] finished tweaking git repo https://github.com/ASteinheiser/react-rust-app
[INFO] tweaked toml for git repo https://github.com/ASteinheiser/react-rust-app written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ASteinheiser/react-rust-app already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "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] 1a506b4ca3f6b2d411d0c3f7d7bf63c05e71c78fbe9a9ed39d5f6f8d790c8a41
[INFO] running `Command { std: "docker" "start" "-a" "1a506b4ca3f6b2d411d0c3f7d7bf63c05e71c78fbe9a9ed39d5f6f8d790c8a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a506b4ca3f6b2d411d0c3f7d7bf63c05e71c78fbe9a9ed39d5f6f8d790c8a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a506b4ca3f6b2d411d0c3f7d7bf63c05e71c78fbe9a9ed39d5f6f8d790c8a41", kill_on_drop: false }`
[INFO] [stdout] 1a506b4ca3f6b2d411d0c3f7d7bf63c05e71c78fbe9a9ed39d5f6f8d790c8a41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f318b240765ebf05b36e7c9bf127a3155136af5193164ab9f0407b80d6947e87
[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" "f318b240765ebf05b36e7c9bf127a3155136af5193164ab9f0407b80d6947e87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.29
[INFO] [stderr]     Checking rust-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn fibonacci(n: u32) -> u32 {
[INFO] [stdout] 7  | |   match n {
[INFO] [stdout] 8  | |     0 => 1,
[INFO] [stdout] 9  | |     1 => 1,
[INFO] [stdout] 10 | |     _ => fibonacci(n - 1) + fibonacci(n - 2)
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn fibonacci(n: u32) -> u32 {
[INFO] [stdout] 7  | |   match n {
[INFO] [stdout] 8  | |     0 => 1,
[INFO] [stdout] 9  | |     1 => 1,
[INFO] [stdout] 10 | |     _ => fibonacci(n - 1) + fibonacci(n - 2)
[INFO] [stdout] 11 | |   }
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-app`.
[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" "f318b240765ebf05b36e7c9bf127a3155136af5193164ab9f0407b80d6947e87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f318b240765ebf05b36e7c9bf127a3155136af5193164ab9f0407b80d6947e87", kill_on_drop: false }`
[INFO] [stdout] f318b240765ebf05b36e7c9bf127a3155136af5193164ab9f0407b80d6947e87