[INFO] fetching crate guarding 0.2.1... [INFO] checking guarding-0.2.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate guarding 0.2.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate guarding 0.2.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate guarding 0.2.1 [INFO] finished tweaking crates.io crate guarding 0.2.1 [INFO] tweaked toml for crates.io crate guarding 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate guarding 0.2.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tree-sitter-java v0.19.0 [INFO] [stderr] Downloaded tree-sitter-javascript v0.19.0 [INFO] [stderr] Downloaded tree-sitter-rust v0.19.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] 87b0a7d73ac54627ec22e898c66321cb21ff6fd17fa7e1c8c270c41c878caeb9 [INFO] running `Command { std: "docker" "start" "-a" "87b0a7d73ac54627ec22e898c66321cb21ff6fd17fa7e1c8c270c41c878caeb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87b0a7d73ac54627ec22e898c66321cb21ff6fd17fa7e1c8c270c41c878caeb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87b0a7d73ac54627ec22e898c66321cb21ff6fd17fa7e1c8c270c41c878caeb9", kill_on_drop: false }` [INFO] [stdout] 87b0a7d73ac54627ec22e898c66321cb21ff6fd17fa7e1c8c270c41c878caeb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4295c867e064f264ede3d38dcc21ad1e404ff2c1f064cad4a32c64da5869ebe [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" "d4295c867e064f264ede3d38dcc21ad1e404ff2c1f064cad4a32c64da5869ebe", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling tree-sitter v0.19.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tree-sitter-javascript v0.19.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling tree-sitter-java v0.19.0 [INFO] [stderr] Compiling tree-sitter-rust v0.19.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking serde v1.0.126 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking guarding v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rule_executor/executor.rs:150:17 [INFO] [stdout] | [INFO] [stdout] 150 | / &self.models.iter().for_each(|file| { [INFO] [stdout] 151 | | let classes: Vec = file.classes.iter() [INFO] [stdout] 152 | | .filter(|class| { [INFO] [stdout] 153 | | class.implements.contains(str) [INFO] [stdout] ... | [INFO] [stdout] 157 | | filtered_models.extend(classes); [INFO] [stdout] 158 | | }); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rule_executor/executor.rs:273:21 [INFO] [stdout] | [INFO] [stdout] 273 | / &assert_models.iter().for_each(|file| { [INFO] [stdout] 274 | | if file.path == clz.path { [INFO] [stdout] 275 | | has_file_in_assert = true; [INFO] [stdout] 276 | | } [INFO] [stdout] 277 | | }); [INFO] [stdout] | |______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rule_executor/executor.rs:150:17 [INFO] [stdout] | [INFO] [stdout] 150 | / &self.models.iter().for_each(|file| { [INFO] [stdout] 151 | | let classes: Vec = file.classes.iter() [INFO] [stdout] 152 | | .filter(|class| { [INFO] [stdout] 153 | | class.implements.contains(str) [INFO] [stdout] ... | [INFO] [stdout] 157 | | filtered_models.extend(classes); [INFO] [stdout] 158 | | }); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rule_executor/executor.rs:273:21 [INFO] [stdout] | [INFO] [stdout] 273 | / &assert_models.iter().for_each(|file| { [INFO] [stdout] 274 | | if file.path == clz.path { [INFO] [stdout] 275 | | has_file_in_assert = true; [INFO] [stdout] 276 | | } [INFO] [stdout] 277 | | }); [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 53.55s [INFO] running `Command { std: "docker" "inspect" "d4295c867e064f264ede3d38dcc21ad1e404ff2c1f064cad4a32c64da5869ebe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4295c867e064f264ede3d38dcc21ad1e404ff2c1f064cad4a32c64da5869ebe", kill_on_drop: false }` [INFO] [stdout] d4295c867e064f264ede3d38dcc21ad1e404ff2c1f064cad4a32c64da5869ebe