[INFO] crate lark 0.1.0 is already in cache
[INFO] extracting crate lark 0.1.0 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/lark/0.1.0
[INFO] extracting crate lark 0.1.0 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/lark/0.1.0
[INFO] validating manifest of lark-0.1.0 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lark-0.1.0 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lark-0.1.0
[INFO] finished frobbing lark-0.1.0
[INFO] frobbed toml for lark-0.1.0 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/lark/0.1.0/Cargo.toml
[INFO] started frobbing lark-0.1.0
[INFO] finished frobbing lark-0.1.0
[INFO] frobbed toml for lark-0.1.0 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/lark/0.1.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lark-0.1.0 against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-7/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/lark/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4a136053183551f3556ba11b0246e97d22c8d08b3d3ed561fcd8a19f0c34060e
[INFO] running `"docker" "start" "-a" "4a136053183551f3556ba11b0246e97d22c8d08b3d3ed561fcd8a19f0c34060e"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling datafrog v2.0.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling unindent v0.1.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking lark-debug-with v0.1.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking generational-arena v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking render-tree v0.1.1
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking lark-collections v0.1.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking lark-unify v0.1.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking lark-intern v0.1.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking flexi_logger v0.10.7
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking lark-string v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling lark-debug-derive v0.1.0
[INFO] [stderr]    Compiling language-reporting v0.3.0
[INFO] [stderr]    Compiling salsa v0.9.2
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking languageserver-types v0.53.1
[INFO] [stderr]     Checking lark-span v0.1.0
[INFO] [stderr]     Checking lark-actor v0.1.0
[INFO] [stderr]     Checking lark-language-server v0.1.0
[INFO] [stderr]     Checking lark-error v0.1.0
[INFO] [stderr]     Checking lark-entity v0.1.0
[INFO] [stderr]     Checking lark-ty v0.1.0
[INFO] [stderr]     Checking lark-hir v0.1.0
[INFO] [stderr]     Checking lark-parser v0.1.0
[INFO] [stderr]     Checking lark-pretty-print v0.1.0
[INFO] [stderr]     Checking lark-type-check v0.1.0
[INFO] [stderr]     Checking lark-query-system v0.1.0
[INFO] [stderr]     Checking lark-build v0.1.0
[INFO] [stderr]     Checking lark-eval v0.1.0
[INFO] [stderr]     Checking lark-cli v0.1.0
[INFO] [stderr]     Checking lark-test v0.1.0
[INFO] [stderr]     Checking lark v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `lark-query-system`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name lark_query_system /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lark-query-system-0.1.0/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C opt-level=1 -C debuginfo=2 -C debug-assertions=on -C metadata=4e606d6fe2484b4d -C extra-filename=-4e606d6fe2484b4d --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern language_reporting=/opt/crater/target/debug/deps/liblanguage_reporting-aa2dc903b1fccc88.rlib --extern languageserver_types=/opt/crater/target/debug/deps/liblanguageserver_types-89df3a64af1d35af.rlib --extern lark_actor=/opt/crater/target/debug/deps/liblark_actor-db044177546f1806.rlib --extern lark_entity=/opt/crater/target/debug/deps/liblark_entity-986f0142c28a07eb.rlib --extern lark_error=/opt/crater/target/debug/deps/liblark_error-c8e6f55a5a6913cb.rlib --extern lark_hir=/opt/crater/target/debug/deps/liblark_hir-be9b1c38dcc7484b.rlib --extern lark_intern=/opt/crater/target/debug/deps/liblark_intern-729e6e8c09669f31.rlib --extern lark_parser=/opt/crater/target/debug/deps/liblark_parser-12b7c4dda9ddd0f3.rlib --extern lark_pretty_print=/opt/crater/target/debug/deps/liblark_pretty_print-c2e12e7150bf3447.rlib --extern lark_span=/opt/crater/target/debug/deps/liblark_span-a7841f37d7371810.rlib --extern lark_string=/opt/crater/target/debug/deps/liblark_string-ef2b4622d5214661.rlib --extern lark_ty=/opt/crater/target/debug/deps/liblark_ty-f4b36ef565cecd2e.rlib --extern lark_type_check=/opt/crater/target/debug/deps/liblark_type_check-d78f86d0e907a9d7.rlib --extern log=/opt/crater/target/debug/deps/liblog-312165abbea7bd36.rlib --extern parking_lot=/opt/crater/target/debug/deps/libparking_lot-04a024b01a2ca153.rlib --extern salsa=/opt/crater/target/debug/deps/libsalsa-cd37ae19ce50d328.rlib --extern url=/opt/crater/target/debug/deps/liburl-315a76b660b8d8ee.rlib --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "4a136053183551f3556ba11b0246e97d22c8d08b3d3ed561fcd8a19f0c34060e"`
[INFO] running `"docker" "rm" "-f" "4a136053183551f3556ba11b0246e97d22c8d08b3d3ed561fcd8a19f0c34060e"`
[INFO] [stdout] 4a136053183551f3556ba11b0246e97d22c8d08b3d3ed561fcd8a19f0c34060e