[INFO] updating cached repository https://github.com/tostaylo/rust_beats [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] [stderr] From https://github.com/tostaylo/rust_beats [INFO] [stderr] 060076e..675aeb2 master -> master [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 675aeb2e254af5a1b9b33a8d6786ae5ec342d155 [INFO] checking tostaylo/rust_beats against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftostaylo%2Frust_beats" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tostaylo/rust_beats on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tostaylo/rust_beats [INFO] finished tweaking git repo https://github.com/tostaylo/rust_beats [INFO] tweaked toml for git repo https://github.com/tostaylo/rust_beats written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/tostaylo/rust_beats already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61abaf3a911c97c9e1ae31c0f8d1f2084d07679394d5fd28de1c8ec8612f2015 [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" "61abaf3a911c97c9e1ae31c0f8d1f2084d07679394d5fd28de1c8ec8612f2015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61abaf3a911c97c9e1ae31c0f8d1f2084d07679394d5fd28de1c8ec8612f2015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61abaf3a911c97c9e1ae31c0f8d1f2084d07679394d5fd28de1c8ec8612f2015", kill_on_drop: false }` [INFO] [stdout] 61abaf3a911c97c9e1ae31c0f8d1f2084d07679394d5fd28de1c8ec8612f2015 [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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cfa3e9178753ca4a6ff2789b3d74d2ada63b02ba0209e5e33f35eddea2cc1b5d [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" "cfa3e9178753ca4a6ff2789b3d74d2ada63b02ba0209e5e33f35eddea2cc1b5d", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.62 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bumpalo v3.3.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.62 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.62 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.62 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.62 [INFO] [stderr] Checking js-sys v0.3.39 [INFO] [stderr] Checking web-sys v0.3.39 [INFO] [stderr] Checking rust-beats v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rustact.rs:186:9 [INFO] [stdout] | [INFO] [stdout] 186 | let mut arena_tree: ArenaTree = ArenaTree::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/js.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn add(a: u32, b: u32) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `greet` [INFO] [stdout] --> src/js.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn greet(name: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_html` [INFO] [stdout] --> src/rustact.rs:184:8 [INFO] [stdout] | [INFO] [stdout] 184 | pub fn parse_html(html_string: String) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/rustact.rs:277:8 [INFO] [stdout] | [INFO] [stdout] 277 | fn new(current_parent_idx: usize, arena: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/rustact.rs:311:8 [INFO] [stdout] | [INFO] [stdout] 311 | fn new(idx: usize, element_type: String, parent: usize, children: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rustact.rs:186:9 [INFO] [stdout] | [INFO] [stdout] 186 | let mut arena_tree: ArenaTree = ArenaTree::default(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/js.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn add(a: u32, b: u32) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `greet` [INFO] [stdout] --> src/js.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn greet(name: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_html` [INFO] [stdout] --> src/rustact.rs:184:8 [INFO] [stdout] | [INFO] [stdout] 184 | pub fn parse_html(html_string: String) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/rustact.rs:277:8 [INFO] [stdout] | [INFO] [stdout] 277 | fn new(current_parent_idx: usize, arena: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/rustact.rs:311:8 [INFO] [stdout] | [INFO] [stdout] 311 | fn new(idx: usize, element_type: String, parent: usize, children: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.42s [INFO] running `Command { std: "docker" "inspect" "cfa3e9178753ca4a6ff2789b3d74d2ada63b02ba0209e5e33f35eddea2cc1b5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfa3e9178753ca4a6ff2789b3d74d2ada63b02ba0209e5e33f35eddea2cc1b5d", kill_on_drop: false }` [INFO] [stdout] cfa3e9178753ca4a6ff2789b3d74d2ada63b02ba0209e5e33f35eddea2cc1b5d