[INFO] cloning repository https://github.com/michaelradu/rust-frontend-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelradu/rust-frontend-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelradu%2Frust-frontend-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelradu%2Frust-frontend-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72cb9ad68fc54c685cc21895ba769ea435824c6e
[INFO] building michaelradu/rust-frontend-example against try#3bbb5242a8064de4ca3af4036745ddf603ddaa85 for pr-101929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelradu%2Frust-frontend-example" "/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/michaelradu/rust-frontend-example on toolchain 3bbb5242a8064de4ca3af4036745ddf603ddaa85
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michaelradu/rust-frontend-example
[INFO] finished tweaking git repo https://github.com/michaelradu/rust-frontend-example
[INFO] tweaked toml for git repo https://github.com/michaelradu/rust-frontend-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelradu/rust-frontend-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed0b7ea97f2441f4923a7a6417554eeb8f9b95a3a3bd1cf3c5270105f7d48adc
[INFO] running `Command { std: "docker" "start" "-a" "ed0b7ea97f2441f4923a7a6417554eeb8f9b95a3a3bd1cf3c5270105f7d48adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed0b7ea97f2441f4923a7a6417554eeb8f9b95a3a3bd1cf3c5270105f7d48adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0b7ea97f2441f4923a7a6417554eeb8f9b95a3a3bd1cf3c5270105f7d48adc", kill_on_drop: false }`
[INFO] [stdout] ed0b7ea97f2441f4923a7a6417554eeb8f9b95a3a3bd1cf3c5270105f7d48adc
[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" "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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3246ad51b7a55d31b63835a0f556321730a730097db5cb196cea8179782bca9
[INFO] running `Command { std: "docker" "start" "-a" "b3246ad51b7a55d31b63835a0f556321730a730097db5cb196cea8179782bca9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.80
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling wasm-bindgen v0.2.80
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling yew-macro v0.19.3
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.80
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling js-sys v0.3.57
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling web-sys v0.3.57
[INFO] [stderr]    Compiling gloo-timers v0.2.4
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.30
[INFO] [stderr]    Compiling gloo-events v0.1.2
[INFO] [stderr]    Compiling gloo-utils v0.1.3
[INFO] [stderr]    Compiling gloo-console v0.2.1
[INFO] [stderr]    Compiling gloo-render v0.1.1
[INFO] [stderr]    Compiling gloo-dialogs v0.1.1
[INFO] [stderr]    Compiling gloo-file v0.2.1
[INFO] [stderr]    Compiling gloo-storage v0.2.1
[INFO] [stderr]    Compiling gloo v0.4.2
[INFO] [stderr]    Compiling yew v0.19.3
[INFO] [stderr]    Compiling RustFrontEnd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `RustFrontEnd` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_front_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.17s
[INFO] running `Command { std: "docker" "inspect" "b3246ad51b7a55d31b63835a0f556321730a730097db5cb196cea8179782bca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3246ad51b7a55d31b63835a0f556321730a730097db5cb196cea8179782bca9", kill_on_drop: false }`
[INFO] [stdout] b3246ad51b7a55d31b63835a0f556321730a730097db5cb196cea8179782bca9
[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" "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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+3bbb5242a8064de4ca3af4036745ddf603ddaa85" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb21f9f632d7a1a294b627dfec89a8fbc892c4d270416d6446e6cc069757c68
[INFO] running `Command { std: "docker" "start" "-a" "efb21f9f632d7a1a294b627dfec89a8fbc892c4d270416d6446e6cc069757c68", kill_on_drop: false }`
[INFO] [stderr]    Compiling RustFrontEnd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `RustFrontEnd` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_front_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "efb21f9f632d7a1a294b627dfec89a8fbc892c4d270416d6446e6cc069757c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb21f9f632d7a1a294b627dfec89a8fbc892c4d270416d6446e6cc069757c68", kill_on_drop: false }`
[INFO] [stdout] efb21f9f632d7a1a294b627dfec89a8fbc892c4d270416d6446e6cc069757c68