[INFO] cloning repository https://github.com/aircloud/wasm-single-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aircloud/wasm-single-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faircloud%2Fwasm-single-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faircloud%2Fwasm-single-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 656c725ce46cdea6d9b038fa06bdf32096cd6052 [INFO] checking aircloud/wasm-single-test against master#4a0ee3cdc66573c8b46471462db7088a89d25183 for pr-102513-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faircloud%2Fwasm-single-test" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aircloud/wasm-single-test on toolchain 4a0ee3cdc66573c8b46471462db7088a89d25183 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aircloud/wasm-single-test [INFO] finished tweaking git repo https://github.com/aircloud/wasm-single-test [INFO] tweaked toml for git repo https://github.com/aircloud/wasm-single-test written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/aircloud/wasm-single-test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nom v4.2.3 [INFO] [stderr] Downloaded itoa v0.4.4 [INFO] [stderr] Downloaded weedle v0.10.0 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded wasm-bindgen-webidl v0.2.55 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded ryu v1.0.2 [INFO] [stderr] Downloaded js-sys v0.3.32 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.55 [INFO] [stderr] Downloaded wasm-bindgen v0.2.55 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.55 [INFO] [stderr] Downloaded anyhow v1.0.22 [INFO] [stderr] Downloaded syn v1.0.6 [INFO] [stderr] Downloaded serde_json v1.0.41 [INFO] [stderr] Downloaded sourcefile v0.1.4 [INFO] [stderr] Downloaded unicode-segmentation v1.6.0 [INFO] [stderr] Downloaded heck v0.3.1 [INFO] [stderr] Downloaded bumpalo v2.6.0 [INFO] [stderr] Downloaded log v0.4.8 [INFO] [stderr] Downloaded proc-macro2 v1.0.6 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.55 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.55 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded web-sys v0.3.32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8f1768d48925232f2fa6d8fd267d91f5eb0e1a916a3856b6edf61e81c878b9d [INFO] running `Command { std: "docker" "start" "-a" "a8f1768d48925232f2fa6d8fd267d91f5eb0e1a916a3856b6edf61e81c878b9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8f1768d48925232f2fa6d8fd267d91f5eb0e1a916a3856b6edf61e81c878b9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8f1768d48925232f2fa6d8fd267d91f5eb0e1a916a3856b6edf61e81c878b9d", kill_on_drop: false }` [INFO] [stdout] a8f1768d48925232f2fa6d8fd267d91f5eb0e1a916a3856b6edf61e81c878b9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4a0ee3cdc66573c8b46471462db7088a89d25183" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e83cf3f53751821019ab07112b116b6d0fd630ad3b8d787f0760efd998d6bbbe [INFO] running `Command { std: "docker" "start" "-a" "e83cf3f53751821019ab07112b116b6d0fd630ad3b8d787f0760efd998d6bbbe", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.55 [INFO] [stderr] Compiling syn v1.0.6 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bumpalo v2.6.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling anyhow v1.0.22 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.55 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling sourcefile v0.1.4 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling weedle v0.10.0 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.55 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.55 [INFO] [stderr] Compiling wasm-bindgen-webidl v0.2.55 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.55 [INFO] [stderr] Checking js-sys v0.3.32 [INFO] [stderr] Compiling web-sys v0.3.32 [INFO] [stderr] Checking hello-wasm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `web_sys` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use web_sys; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::panic; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `web_sys` [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use web_sys; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::panic; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.35s [INFO] running `Command { std: "docker" "inspect" "e83cf3f53751821019ab07112b116b6d0fd630ad3b8d787f0760efd998d6bbbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e83cf3f53751821019ab07112b116b6d0fd630ad3b8d787f0760efd998d6bbbe", kill_on_drop: false }` [INFO] [stdout] e83cf3f53751821019ab07112b116b6d0fd630ad3b8d787f0760efd998d6bbbe