[INFO] fetching crate impulse 0.1.1...
[INFO] checking impulse-0.1.1 against master#7f940ef5d91b53e889f111f27e00849f2f5ae4a2 for pr-72493
[INFO] extracting crate impulse 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate impulse 0.1.1 on toolchain 7f940ef5d91b53e889f111f27e00849f2f5ae4a2
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate impulse 0.1.1
[INFO] finished tweaking crates.io crate impulse 0.1.1
[INFO] tweaked toml for crates.io crate impulse 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ceaa5f6c8b112365def7db9f872ad74142b016825827b36e402843884c42dbf6
[INFO] running `"docker" "start" "-a" "ceaa5f6c8b112365def7db9f872ad74142b016825827b36e402843884c42dbf6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bumpalo v3.3.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[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 wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking impulse v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Element`, `window`
[INFO] [stderr]  --> src/component.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use web_sys::{window, Element};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/component.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     children: Vec<Box<Renderable>>,
[INFO] [stderr]   |                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/component.rs:14:27
[INFO] [stderr]    |
[INFO] [stderr] 14 |         children: Vec<Box<Renderable>>,
[INFO] [stderr]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Element`, `window`
[INFO] [stderr]  --> src/component.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use web_sys::{window, Element};
[INFO] [stderr]   |               ^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/component.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |     children: Vec<Box<Renderable>>,
[INFO] [stderr]   |                       ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/component.rs:14:27
[INFO] [stderr]    |
[INFO] [stderr] 14 |         children: Vec<Box<Renderable>>,
[INFO] [stderr]    |                           ^^^^^^^^^^ help: use `dyn`: `dyn Renderable`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.65s
[INFO] running `"docker" "inspect" "ceaa5f6c8b112365def7db9f872ad74142b016825827b36e402843884c42dbf6"`
[INFO] running `"docker" "rm" "-f" "ceaa5f6c8b112365def7db9f872ad74142b016825827b36e402843884c42dbf6"`
[INFO] [stdout] ceaa5f6c8b112365def7db9f872ad74142b016825827b36e402843884c42dbf6