[INFO] fetching crate lrtable 0.7.0...
[INFO] checking lrtable-0.7.0 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate lrtable 0.7.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lrtable 0.7.0 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lrtable 0.7.0
[INFO] finished tweaking crates.io crate lrtable 0.7.0
[INFO] tweaked toml for crates.io crate lrtable 0.7.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfgrammar v0.7.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 9a7cc6487d3f07638504575e6daaa4a7b988070a3fd929cc4a1024da63548e9e
[INFO] running `"docker" "start" "-a" "9a7cc6487d3f07638504575e6daaa4a7b988070a3fd929cc4a1024da63548e9e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.109
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking macro-attr v0.2.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling vob v2.0.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking packedvec v1.2.2
[INFO] [stderr]     Checking sparsevec v0.1.3
[INFO] [stderr]     Checking cfgrammar v0.7.0
[INFO] [stderr]     Checking lrtable v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `rules_len`
[INFO] [stderr]    --> src/lib/statetable.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     rules_len: RIdx<StorageT>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rules_len`
[INFO] [stderr]    --> src/lib/statetable.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     rules_len: RIdx<StorageT>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.90s
[INFO] running `"docker" "inspect" "9a7cc6487d3f07638504575e6daaa4a7b988070a3fd929cc4a1024da63548e9e"`
[INFO] running `"docker" "rm" "-f" "9a7cc6487d3f07638504575e6daaa4a7b988070a3fd929cc4a1024da63548e9e"`
[INFO] [stdout] 9a7cc6487d3f07638504575e6daaa4a7b988070a3fd929cc4a1024da63548e9e