[INFO] fetching crate casper-node 1.2.1...
[INFO] checking casper-node-1.2.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate casper-node 1.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate casper-node 1.2.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate casper-node 1.2.1
[INFO] finished tweaking crates.io crate casper-node 1.2.1
[INFO] tweaked toml for crates.io crate casper-node 1.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate casper-node 1.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fake_instant v0.4.0
[INFO] [stderr]   Downloaded casper-node-macros v1.2.1
[INFO] [stderr]   Downloaded libp2p v0.35.1
[INFO] [stderr]   Downloaded jemalloc-ctl v0.3.3
[INFO] [stderr]   Downloaded derp v0.0.14
[INFO] [stderr]   Downloaded hex-buffer-serde v0.2.2
[INFO] [stderr]   Downloaded tokio-serde v0.8.0
[INFO] [stderr]   Downloaded pwasm-utils v0.16.0
[INFO] [stderr]   Downloaded casper-execution-engine v1.2.1
[INFO] [stderr]   Downloaded wasmi v0.8.0
[INFO] [stderr]   Downloaded casper-types v1.2.1
[INFO] [stderr]   Downloaded enum-iterator-derive v0.6.0
[INFO] [stderr]   Downloaded wheelbuf v0.2.0
[INFO] [stderr]   Downloaded sys-info v0.8.0
[INFO] [stderr]   Downloaded libp2p-swarm-derive v0.22.0
[INFO] [stderr]   Downloaded enum-iterator v0.6.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.28.0
[INFO] [stderr]   Downloaded warp-json-rpc v0.3.0
[INFO] [stderr]   Downloaded minicbor-derive v0.6.3
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] becd6ad75e5fb9e31865e9550ddc82d87a6ba88760bcc801ce7fa217aed1a7be
[INFO] running `Command { std: "docker" "start" "-a" "becd6ad75e5fb9e31865e9550ddc82d87a6ba88760bcc801ce7fa217aed1a7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "becd6ad75e5fb9e31865e9550ddc82d87a6ba88760bcc801ce7fa217aed1a7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "becd6ad75e5fb9e31865e9550ddc82d87a6ba88760bcc801ce7fa217aed1a7be", kill_on_drop: false }`
[INFO] [stdout] becd6ad75e5fb9e31865e9550ddc82d87a6ba88760bcc801ce7fa217aed1a7be
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bcff354b4b2867bda312fc74c850e55de615bb125a3e05d7dd54b156a8b0f87
[INFO] running `Command { std: "docker" "start" "-a" "7bcff354b4b2867bda312fc74c850e55de615bb125a3e05d7dd54b156a8b0f87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking const-oid v0.4.5
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling schemars v0.8.3
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking pnet_base v0.27.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]    Compiling protobuf v2.24.1
[INFO] [stderr]     Checking fake_instant v0.4.0
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling tokio-openssl v0.6.2
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking sd-notify v0.3.0
[INFO] [stderr]     Checking wheelbuf v0.2.0
[INFO] [stderr]    Compiling pnet v0.27.2
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking bitvec v0.18.5
[INFO] [stderr]     Checking derp v0.0.14
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking der v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking pnet_macros_support v0.27.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking if-addrs v0.6.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking pnet_sys v0.27.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking raw-cpuid v9.1.1
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking pkcs8 v0.3.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=cfec10257cbd629b -C extra-filename=-cfec10257cbd629b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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 `Command { std: "docker" "inspect" "7bcff354b4b2867bda312fc74c850e55de615bb125a3e05d7dd54b156a8b0f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcff354b4b2867bda312fc74c850e55de615bb125a3e05d7dd54b156a8b0f87", kill_on_drop: false }`
[INFO] [stdout] 7bcff354b4b2867bda312fc74c850e55de615bb125a3e05d7dd54b156a8b0f87