[INFO] crate evaltrees 0.1.0 is already in cache
[INFO] checking evaltrees-0.1.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate evaltrees 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate evaltrees 0.1.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate evaltrees 0.1.0
[INFO] finished tweaking crates.io crate evaltrees 0.1.0
[INFO] tweaked toml for crates.io crate evaltrees 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 50111370f6329d15122ac0feb2d003daf232918d53a8eff303fc1c5ec0251c7f
[INFO] running `"docker" "start" "-a" "50111370f6329d15122ac0feb2d003daf232918d53a8eff303fc1c5ec0251c7f"`
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling lalrpop-util v0.15.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling ena v0.5.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking symbol v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling lalrpop-snap v0.15.2
[INFO] [stderr]    Compiling display_attr v0.1.1
[INFO] [stderr] error: could not compile `lalrpop-snap`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name lalrpop_snap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.15.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=e1bca19e8f06fb9f -C extra-filename=-e1bca19e8f06fb9f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ascii_canvas=/opt/rustwide/target/debug/deps/libascii_canvas-40d0f0657bb27280.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-b53e5bb1bee72694.rmeta --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-39193e59220921b7.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-686ad7e6ce03e167.rmeta --extern ena=/opt/rustwide/target/debug/deps/libena-4974571081ed46d1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-e96135d9c64f9790.rmeta --extern lalrpop_util=/opt/rustwide/target/debug/deps/liblalrpop_util-261b568fca4ed21f.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-c8b3a04f46dcdba1.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-e2a5aac0258e6a6d.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-2a1886b47959ef48.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-23cba230b6b28662.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-fa12ea31a8a2a0ed.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-e4364381f31e2715.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "50111370f6329d15122ac0feb2d003daf232918d53a8eff303fc1c5ec0251c7f"`
[INFO] running `"docker" "rm" "-f" "50111370f6329d15122ac0feb2d003daf232918d53a8eff303fc1c5ec0251c7f"`
[INFO] [stdout] 50111370f6329d15122ac0feb2d003daf232918d53a8eff303fc1c5ec0251c7f