[INFO] cloning repository https://github.com/Fallenstedt/wasm-react-webpack-template
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fallenstedt/wasm-react-webpack-template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFallenstedt%2Fwasm-react-webpack-template", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFallenstedt%2Fwasm-react-webpack-template'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 097c1eb527f059016aab88b53416dba60e4c3d9f
[INFO] checking Fallenstedt/wasm-react-webpack-template against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFallenstedt%2Fwasm-react-webpack-template" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fallenstedt/wasm-react-webpack-template on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fallenstedt/wasm-react-webpack-template
[INFO] finished tweaking git repo https://github.com/Fallenstedt/wasm-react-webpack-template
[INFO] tweaked toml for git repo https://github.com/Fallenstedt/wasm-react-webpack-template written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Fallenstedt/wasm-react-webpack-template already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 509b005064b5c8756e30e4c806b60ad545a874859d8bca838e34b75197c6e1ce
[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" "509b005064b5c8756e30e4c806b60ad545a874859d8bca838e34b75197c6e1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "509b005064b5c8756e30e4c806b60ad545a874859d8bca838e34b75197c6e1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509b005064b5c8756e30e4c806b60ad545a874859d8bca838e34b75197c6e1ce", kill_on_drop: false }`
[INFO] [stdout] 509b005064b5c8756e30e4c806b60ad545a874859d8bca838e34b75197c6e1ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12076ffd6e103a982ea68892304225bedef3baec43c6d8b105a5f4844fab880e
[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" "12076ffd6e103a982ea68892304225bedef3baec43c6d8b105a5f4844fab880e", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen v0.2.64
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.64
[INFO] [stderr]     Checking js-sys v0.3.40
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking web-sys v0.3.40
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking optical-character-recognition-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `greet`
[INFO] [stdout]  --> src/greet.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn greet() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `greet`
[INFO] [stdout]  --> src/greet.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn greet() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.53s
[INFO] running `Command { std: "docker" "inspect" "12076ffd6e103a982ea68892304225bedef3baec43c6d8b105a5f4844fab880e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12076ffd6e103a982ea68892304225bedef3baec43c6d8b105a5f4844fab880e", kill_on_drop: false }`
[INFO] [stdout] 12076ffd6e103a982ea68892304225bedef3baec43c6d8b105a5f4844fab880e