[INFO] fetching crate wui 0.0.1...
[INFO] checking wui-0.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate wui 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate wui 0.0.1
[INFO] finished tweaking crates.io crate wui 0.0.1
[INFO] tweaked toml for crates.io crate wui 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wui 0.0.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding js_ffi v0.0.13 (available: v0.8.0)
[INFO] [stderr]       Adding view v0.1.3 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded js_ffi v0.0.13
[INFO] [stderr]   Downloaded wasm_common v0.0.1
[INFO] [stderr]   Downloaded view_macro v0.1.2
[INFO] [stderr]   Downloaded view v0.1.3
[INFO] [stderr]   Downloaded callback v0.0.5
[INFO] [stderr]   Downloaded web_common v0.0.1
[INFO] [stderr]   Downloaded cstring v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 058c7fac5a7522cd4be75d2a5d30f1e34512d0505af16554b5015138c9046929
[INFO] running `Command { std: "docker" "start" "-a" "058c7fac5a7522cd4be75d2a5d30f1e34512d0505af16554b5015138c9046929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "058c7fac5a7522cd4be75d2a5d30f1e34512d0505af16554b5015138c9046929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058c7fac5a7522cd4be75d2a5d30f1e34512d0505af16554b5015138c9046929", kill_on_drop: false }`
[INFO] [stdout] 058c7fac5a7522cd4be75d2a5d30f1e34512d0505af16554b5015138c9046929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b287e86124ba5e6ffc6414b2f30be01d6c574e06a7645c7d3dc6db09c9d365c7
[INFO] running `Command { std: "docker" "start" "-a" "b287e86124ba5e6ffc6414b2f30be01d6c574e06a7645c7d3dc6db09c9d365c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking wasm_common v0.0.1
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking web_common v0.0.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking callback v0.0.5
[INFO] [stderr]     Checking cstring v0.0.4
[INFO] [stderr]     Checking js_ffi v0.0.13
[INFO] [stderr]    Compiling view_macro v0.1.2
[INFO] [stderr]     Checking view v0.1.3
[INFO] [stderr]     Checking wui v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn render(&self, v:View){
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Text {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 10 |     content: String
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn render(&self, v:View){
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Text {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 10 |     content: String
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "b287e86124ba5e6ffc6414b2f30be01d6c574e06a7645c7d3dc6db09c9d365c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b287e86124ba5e6ffc6414b2f30be01d6c574e06a7645c7d3dc6db09c9d365c7", kill_on_drop: false }`
[INFO] [stdout] b287e86124ba5e6ffc6414b2f30be01d6c574e06a7645c7d3dc6db09c9d365c7