[INFO] fetching crate parquet 0.16.0...
[INFO] checking parquet-0.16.0 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530
[INFO] extracting crate parquet 0.16.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate parquet 0.16.0 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate parquet 0.16.0
[INFO] finished tweaking crates.io crate parquet 0.16.0
[INFO] tweaked toml for crates.io crate parquet 0.16.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate parquet 0.16.0 already has a lockfile, it will not be regenerated
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] bfeabc0b730bf2894a6c63f74b23bb6d7145b098d7e2a4257fa31adc1e2d72a4
[INFO] running `"docker" "start" "-a" "bfeabc0b730bf2894a6c63f74b23bb6d7145b098d7e2a4257fa31adc1e2d72a4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking integer-encoding v1.0.7
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking alloc-no-stdlib v1.3.0
[INFO] [stderr]    Compiling parquet v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking flatbuffers v0.6.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking brotli-decompressor v1.3.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking thrift v0.12.0
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking parquet-format v2.6.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling zstd-sys v1.4.13+zstd.1.4.3
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]     Checking brotli v2.5.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling backtrace v0.3.43
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]     Checking arrow v0.16.0
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr]     Checking zstd-safe v1.4.13+zstd.1.4.3
[INFO] [stderr]     Checking zstd v0.4.28+zstd.1.4.3
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/util/bit_util.rs:613:13
[INFO] [stderr]     |
[INFO] [stderr] 613 |             ((u >> 1) as i64 ^ -((u & 1) as i64))
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/util/bit_util.rs:613:13
[INFO] [stderr]     |
[INFO] [stderr] 613 |             ((u >> 1) as i64 ^ -((u & 1) as i64))
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `"docker" "inspect" "bfeabc0b730bf2894a6c63f74b23bb6d7145b098d7e2a4257fa31adc1e2d72a4"`
[INFO] running `"docker" "rm" "-f" "bfeabc0b730bf2894a6c63f74b23bb6d7145b098d7e2a4257fa31adc1e2d72a4"`
[INFO] [stdout] bfeabc0b730bf2894a6c63f74b23bb6d7145b098d7e2a4257fa31adc1e2d72a4