[INFO] crate yew 0.16.2 is already in cache
[INFO] checking yew-0.16.2 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate yew 0.16.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate yew 0.16.2 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yew 0.16.2
[INFO] finished tweaking crates.io crate yew 0.16.2
[INFO] tweaked toml for crates.io crate yew 0.16.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79f7dc0f79b4a3993d4d4e94be6e7c8b78a50707e7d00b3e05fc1585b2fff59c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "79f7dc0f79b4a3993d4d4e94be6e7c8b78a50707e7d00b3e05fc1585b2fff59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79f7dc0f79b4a3993d4d4e94be6e7c8b78a50707e7d00b3e05fc1585b2fff59c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f7dc0f79b4a3993d4d4e94be6e7c8b78a50707e7d00b3e05fc1585b2fff59c", kill_on_drop: false }`
[INFO] [stdout] 79f7dc0f79b4a3993d4d4e94be6e7c8b78a50707e7d00b3e05fc1585b2fff59c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e3b6db9701cc7e6d7559513b51935c2f49959a6edfbca41c4639578958d86c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6e3b6db9701cc7e6d7559513b51935c2f49959a6edfbca41c4639578958d86c2", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling yew v0.16.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking cfg-match v0.2.1
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling yew-macro v0.16.1
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[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 v0.4.13
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking rmp-serde v0.14.3
[INFO] [stderr]     Checking trybuild v1.0.29
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-console-timer v0.1.0
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.2.1
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 |    #[proc_macro_hack(support_nested)]
[INFO] [stdout]     |   _^
[INFO] [stdout]     |  |_|
[INFO] [stdout]     | ||
[INFO] [stdout] 102 | || pub use yew_macro::html;
[INFO] [stdout]     | ||_|_____________________^
[INFO] [stdout]     |  |_|
[INFO] [stdout]     |    help: remove this `mut`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/html/scope.rs:438:13
[INFO] [stdout]     |
[INFO] [stdout] 438 |                html! {}
[INFO] [stdout]     |                -------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 |    #[proc_macro_hack(support_nested)]
[INFO] [stdout]     |   _^
[INFO] [stdout]     |  |_|
[INFO] [stdout]     | ||
[INFO] [stdout] 102 | || pub use yew_macro::html;
[INFO] [stdout]     | ||_|_____________________^
[INFO] [stdout]     |  |_|
[INFO] [stdout]     |    help: remove this `mut`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/virtual_dom/vlist.rs:212:24
[INFO] [stdout]     |
[INFO] [stdout] 212 |            let fragment = html! {
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 213 | |              <>
[INFO] [stdout] 214 | |              </>
[INFO] [stdout] 215 | |          };
[INFO] [stdout]     | |__________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "6e3b6db9701cc7e6d7559513b51935c2f49959a6edfbca41c4639578958d86c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e3b6db9701cc7e6d7559513b51935c2f49959a6edfbca41c4639578958d86c2", kill_on_drop: false }`
[INFO] [stdout] 6e3b6db9701cc7e6d7559513b51935c2f49959a6edfbca41c4639578958d86c2