[INFO] cloning repository https://github.com/numb86/brotli-compression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/numb86/brotli-compression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumb86%2Fbrotli-compression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumb86%2Fbrotli-compression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51dcca8b40b1a061189d85bbea81b8d5689df2ee
[INFO] checking numb86/brotli-compression against try#77ee4623672f6bca3e33ba60b6479de48d44b1f9 for pr-99217
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumb86%2Fbrotli-compression" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/numb86/brotli-compression on toolchain 77ee4623672f6bca3e33ba60b6479de48d44b1f9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/numb86/brotli-compression
[INFO] finished tweaking git repo https://github.com/numb86/brotli-compression
[INFO] tweaked toml for git repo https://github.com/numb86/brotli-compression written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/numb86/brotli-compression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cfdbd6b418288d5bbf2af4603ef7c7b704a9e2db5a69bc971d7a222ba159cb1
[INFO] running `Command { std: "docker" "start" "-a" "4cfdbd6b418288d5bbf2af4603ef7c7b704a9e2db5a69bc971d7a222ba159cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cfdbd6b418288d5bbf2af4603ef7c7b704a9e2db5a69bc971d7a222ba159cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfdbd6b418288d5bbf2af4603ef7c7b704a9e2db5a69bc971d7a222ba159cb1", kill_on_drop: false }`
[INFO] [stdout] 4cfdbd6b418288d5bbf2af4603ef7c7b704a9e2db5a69bc971d7a222ba159cb1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 978e31f82285d3fc121102a2c0766f92442b068141c2875400ef734d5beb42a9
[INFO] running `Command { std: "docker" "start" "-a" "978e31f82285d3fc121102a2c0766f92442b068141c2875400ef734d5beb42a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.73
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.6.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.1
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking brotli-decompressor v2.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking brotli v3.3.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.73
[INFO] [stderr]     Checking js-sys v0.3.50
[INFO] [stderr]     Checking compress v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:44
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern "C" fn compress_by_brotli(text: &str) -> Uint8Array {
[INFO] [stdout]   |                                            ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `JsValue`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:53
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern "C" fn compress_by_brotli(text: &str) -> Uint8Array {
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:44
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern "C" fn compress_by_brotli(text: &str) -> Uint8Array {
[INFO] [stdout]   |                                            ^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]   = help: consider using `*const u8` and a length instead
[INFO] [stdout]   = note: string slices have no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `JsValue`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:7:53
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub extern "C" fn compress_by_brotli(text: &str) -> Uint8Array {
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.92s
[INFO] running `Command { std: "docker" "inspect" "978e31f82285d3fc121102a2c0766f92442b068141c2875400ef734d5beb42a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978e31f82285d3fc121102a2c0766f92442b068141c2875400ef734d5beb42a9", kill_on_drop: false }`
[INFO] [stdout] 978e31f82285d3fc121102a2c0766f92442b068141c2875400ef734d5beb42a9