[INFO] fetching crate know-thy-shell 0.1.12...
[INFO] testing know-thy-shell-0.1.12 against 1.44.0 for beta-1.45-1
[INFO] extracting crate know-thy-shell 0.1.12 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate know-thy-shell 0.1.12 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate know-thy-shell 0.1.12
[INFO] finished tweaking crates.io crate know-thy-shell 0.1.12
[INFO] tweaked toml for crates.io crate know-thy-shell 0.1.12 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate know-thy-shell 0.1.12 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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-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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f5c528c3205208337f937f9d223f1bea0ed5216322aee4eb846724910980a72e
[INFO] running `"docker" "start" "-a" "f5c528c3205208337f937f9d223f1bea0ed5216322aee4eb846724910980a72e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling alloc-no-stdlib v1.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling integer-encoding v1.0.7
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling parquet v0.14.0
[INFO] [stderr]    Compiling encode_unicode v0.3.5
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling brotli-decompressor v1.3.1
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling flatbuffers v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.1.7
[INFO] [stderr]    Compiling snap v0.2.5
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling brotli v2.5.1
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd-0.3.3/src/lib.rs:202:1
[INFO] [stderr]     |
[INFO] [stderr] 202 | / #![feature(
[INFO] [stderr] 203 | |     repr_simd,
[INFO] [stderr] 204 | |     const_fn,
[INFO] [stderr] 205 | |     platform_intrinsics,
[INFO] [stderr] ...   |
[INFO] [stderr] 215 | |     custom_inner_attributes
[INFO] [stderr] 216 | | )]
[INFO] [stderr]     | |__^
[INFO] [stderr] 
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling thrift v0.0.4
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling parquet-format v2.5.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling sqlparser v0.2.4
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.39/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=9d1af993d6490abd -C extra-filename=-9d1af993d6490abd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5784ddc7a5716111.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e6702cb05c70ba78.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-741f30ee4c0a2029.rmeta --cap-lints allow --cap-lints=warn --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `brotli`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name brotli /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/brotli-2.5.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=5f0fd0cc539ca151 -C extra-filename=-5f0fd0cc539ca151 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alloc_no_stdlib=/opt/rustwide/target/debug/deps/liballoc_no_stdlib-ef03b9b975e1c34d.rmeta --extern brotli_decompressor=/opt/rustwide/target/debug/deps/libbrotli_decompressor-56c16e47565b2c12.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `packed_simd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f5c528c3205208337f937f9d223f1bea0ed5216322aee4eb846724910980a72e"`
[INFO] running `"docker" "rm" "-f" "f5c528c3205208337f937f9d223f1bea0ed5216322aee4eb846724910980a72e"`
[INFO] [stdout] f5c528c3205208337f937f9d223f1bea0ed5216322aee4eb846724910980a72e