[INFO] fetching crate solana-ledger 1.3.14...
[INFO] checking solana-ledger-1.3.14 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate solana-ledger 1.3.14 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate solana-ledger 1.3.14 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate solana-ledger 1.3.14
[INFO] finished tweaking crates.io crate solana-ledger 1.3.14
[INFO] tweaked toml for crates.io crate solana-ledger 1.3.14 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33ac4da7694449f48b75c6291c7929b1a1d3a4c59a1b73a07a0280b7a0ece6c8
[INFO] running `Command { std: "docker" "start" "-a" "33ac4da7694449f48b75c6291c7929b1a1d3a4c59a1b73a07a0280b7a0ece6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33ac4da7694449f48b75c6291c7929b1a1d3a4c59a1b73a07a0280b7a0ece6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ac4da7694449f48b75c6291c7929b1a1d3a4c59a1b73a07a0280b7a0ece6c8", kill_on_drop: false }`
[INFO] [stdout] 33ac4da7694449f48b75c6291c7929b1a1d3a4c59a1b73a07a0280b7a0ece6c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95fbb0d966c0caa054bcee4a9002056000fe6af8b992faeb90ae35df7e11ee3e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "95fbb0d966c0caa054bcee4a9002056000fe6af8b992faeb90ae35df7e11ee3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling reed-solomon-erasure v4.0.2
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking enum-iterator v0.6.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rayon-core v1.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking rayon v1.4.1
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking blake3 v0.3.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]     Checking solana-logger v1.3.15
[INFO] [stderr]     Checking time v0.2.22
[INFO] [stderr]     Checking tokio v0.1.22
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.18/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=e84a84df48f8cb81 -C extra-filename=-e84a84df48f8cb81 --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" "95fbb0d966c0caa054bcee4a9002056000fe6af8b992faeb90ae35df7e11ee3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95fbb0d966c0caa054bcee4a9002056000fe6af8b992faeb90ae35df7e11ee3e", kill_on_drop: false }`
[INFO] [stdout] 95fbb0d966c0caa054bcee4a9002056000fe6af8b992faeb90ae35df7e11ee3e