[INFO] crate oxlex-derive 0.1.0 is already in cache [INFO] checking oxlex-derive-0.1.0 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530 [INFO] extracting crate oxlex-derive 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate oxlex-derive 0.1.0 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate oxlex-derive 0.1.0 [INFO] finished tweaking crates.io crate oxlex-derive 0.1.0 [INFO] tweaked toml for crates.io crate oxlex-derive 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "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] d8907368aa5948acb521c32de4f641b553472e91bbdeff523e228760cde44d70 [INFO] running `"docker" "start" "-a" "d8907368aa5948acb521c32de4f641b553472e91bbdeff523e228760cde44d70"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking oxlex-derive v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Path [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Path [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `enum_size` [INFO] [stderr] --> src/lib.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let enum_size = item.variants.len(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_enum_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `accessor` [INFO] [stderr] --> src/lib.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let accessor = format!("{}::{}", name, variant_ident); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_accessor` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `enum_size` [INFO] [stderr] --> src/lib.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let enum_size = item.variants.len(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_enum_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `accessor` [INFO] [stderr] --> src/lib.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let accessor = format!("{}::{}", name, variant_ident); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_accessor` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `"docker" "inspect" "d8907368aa5948acb521c32de4f641b553472e91bbdeff523e228760cde44d70"` [INFO] running `"docker" "rm" "-f" "d8907368aa5948acb521c32de4f641b553472e91bbdeff523e228760cde44d70"` [INFO] [stdout] d8907368aa5948acb521c32de4f641b553472e91bbdeff523e228760cde44d70