[INFO] fetching crate sauron-core 0.31.2... [INFO] checking sauron-core-0.31.2 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104 [INFO] extracting crate sauron-core 0.31.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate sauron-core 0.31.2 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate sauron-core 0.31.2 [INFO] finished tweaking crates.io crate sauron-core 0.31.2 [INFO] tweaked toml for crates.io crate sauron-core 0.31.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2b3fc42b90a77ce01afca8415bf0a74e46ae90f75a8ea83fc6a7e1da4bad9ee3 [INFO] running `Command { std: "docker" "start" "-a" "2b3fc42b90a77ce01afca8415bf0a74e46ae90f75a8ea83fc6a7e1da4bad9ee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b3fc42b90a77ce01afca8415bf0a74e46ae90f75a8ea83fc6a7e1da4bad9ee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b3fc42b90a77ce01afca8415bf0a74e46ae90f75a8ea83fc6a7e1da4bad9ee3", kill_on_drop: false }` [INFO] [stdout] 2b3fc42b90a77ce01afca8415bf0a74e46ae90f75a8ea83fc6a7e1da4bad9ee3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 45246deee5c4e271a43fe2f5d12619f7b19a32e6fe4f504ec32a6eaee2d90bbb [INFO] running `Command { std: "docker" "start" "-a" "45246deee5c4e271a43fe2f5d12619f7b19a32e6fe4f504ec32a6eaee2d90bbb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.68 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bumpalo v3.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.68 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling rayon-core v1.8.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.18 [INFO] [stderr] Checking mt-dom v0.4.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.68 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.68 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.68 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking js-sys v0.3.45 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stderr] Checking web-sys v0.3.45 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.18 [INFO] [stderr] Checking wasm-bindgen-test v0.3.18 [INFO] [stderr] Checking console_log v0.2.0 [INFO] [stderr] Checking sauron-core v0.31.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `events::*` [INFO] [stdout] --> tests/patches_keyed.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | html::{attributes::*, events::*, *}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc` [INFO] [stdout] --> tests/patches_keyed.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{cell::RefCell, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `web_sys::InputEvent` [INFO] [stdout] --> tests/patches_keyed.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use web_sys::InputEvent; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dom_updater` [INFO] [stdout] --> tests/patches_keyed.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let dom_updater = DomUpdater::new_append_to_mount( [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dom_updater` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bench_view_builing_100_child_nodes` [INFO] [stdout] --> benches/bench_view_performance.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn bench_view_builing_100_child_nodes(c: &mut Criterion) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/patches_keyed.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | console_log::init_with_level(log::Level::Trace); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/patches_keyed.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | console_log::init_with_level(log::Level::Trace); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/patches_keyed.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 130 | console_log::init_with_level(log::Level::Trace); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/patches_keyed.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | console_log::init_with_level(log::Level::Trace); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/patches_keyed.rs:290:5 [INFO] [stdout] | [INFO] [stdout] 290 | console_log::init_with_level(log::Level::Trace); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "45246deee5c4e271a43fe2f5d12619f7b19a32e6fe4f504ec32a6eaee2d90bbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45246deee5c4e271a43fe2f5d12619f7b19a32e6fe4f504ec32a6eaee2d90bbb", kill_on_drop: false }` [INFO] [stdout] 45246deee5c4e271a43fe2f5d12619f7b19a32e6fe4f504ec32a6eaee2d90bbb