[INFO] crate casperlabs-engine-core 0.6.0 is already in cache
[INFO] checking casperlabs-engine-core-0.6.0 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate casperlabs-engine-core 0.6.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate casperlabs-engine-core 0.6.0 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate casperlabs-engine-core 0.6.0
[INFO] finished tweaking crates.io crate casperlabs-engine-core 0.6.0
[INFO] tweaked toml for crates.io crate casperlabs-engine-core 0.6.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] a1e9df47c9bb8286052b3b1426aa9a32b6e1335cdac16fdbaf8e6f1f5d244b0b
[INFO] running `"docker" "start" "-a" "a1e9df47c9bb8286052b3b1426aa9a32b6e1335cdac16fdbaf8e6f1f5d244b0b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling lmdb-sys v0.8.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wabt-sys v0.7.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]     Checking lmdb v0.8.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr] error: could not compile `proptest`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proptest --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.9.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="bit-set"' --cfg 'feature="break-dead-code"' --cfg 'feature="default"' --cfg 'feature="fork"' --cfg 'feature="lazy_static"' --cfg 'feature="quick-error"' --cfg 'feature="regex-syntax"' --cfg 'feature="rusty-fork"' --cfg 'feature="std"' --cfg 'feature="tempfile"' --cfg 'feature="timeout"' -C metadata=f79f930ebf319852 -C extra-filename=-f79f930ebf319852 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-d163c9ccd3b80cb1.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-938ce14d136842b0.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-1b5ea90f876a561a.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-d2b4904c34ad3da2.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-88c4cb69ee48a061.rmeta --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-1d0641a9a41fbd3c.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-189933cb5b7f5632.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-e9456da76cd39f0e.rmeta --extern rand_xorshift=/opt/rustwide/target/debug/deps/librand_xorshift-7b75bc5ae93695cb.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-7800aae77159ccbc.rmeta --extern rusty_fork=/opt/rustwide/target/debug/deps/librusty_fork-e07838f0a4898a19.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-2b357730950ea8ca.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a1e9df47c9bb8286052b3b1426aa9a32b6e1335cdac16fdbaf8e6f1f5d244b0b"`
[INFO] running `"docker" "rm" "-f" "a1e9df47c9bb8286052b3b1426aa9a32b6e1335cdac16fdbaf8e6f1f5d244b0b"`
[INFO] [stdout] a1e9df47c9bb8286052b3b1426aa9a32b6e1335cdac16fdbaf8e6f1f5d244b0b