[INFO] fetching crate safecoin-ledger 1.6.16...
[INFO] checking safecoin-ledger-1.6.16 against 1.55.0 for beta-1.56-3
[INFO] extracting crate safecoin-ledger 1.6.16 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate safecoin-ledger 1.6.16 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safecoin-ledger 1.6.16
[INFO] finished tweaking crates.io crate safecoin-ledger 1.6.16
[INFO] tweaked toml for crates.io crate safecoin-ledger 1.6.16 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77ad072f695ae8a9b8ad11aca37ee852cf6663dda1ab57a6135fee35dfdcb897
[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" "77ad072f695ae8a9b8ad11aca37ee852cf6663dda1ab57a6135fee35dfdcb897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77ad072f695ae8a9b8ad11aca37ee852cf6663dda1ab57a6135fee35dfdcb897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ad072f695ae8a9b8ad11aca37ee852cf6663dda1ab57a6135fee35dfdcb897", kill_on_drop: false }`
[INFO] [stdout] 77ad072f695ae8a9b8ad11aca37ee852cf6663dda1ab57a6135fee35dfdcb897
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 8070ee6de2e17419aeb3e1dfb144e421d16a9abb9c1a0924f92ac7857d08e75d
[INFO] running `Command { std: "docker" "start" "-a" "8070ee6de2e17419aeb3e1dfb144e421d16a9abb9c1a0924f92ac7857d08e75d", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling bindgen v0.59.1
[INFO] [stderr]     Checking simpl v0.1.0
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking indexed v0.1.1
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking fast-math v0.1.1
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.6.16
[INFO] [stderr]    Compiling solana-frozen-abi v1.6.16
[INFO] [stderr]    Compiling safecoin-program v1.6.16
[INFO] [stderr]    Compiling safecoin-sdk v1.6.16
[INFO] [stderr]    Compiling solana-program v1.6.16
[INFO] [stderr]    Compiling solana-sdk v1.6.16
[INFO] [stderr]    Compiling safecoin-stake-program v1.6.16
[INFO] [stderr]    Compiling safecoin-frozen-abi-macro v1.6.16
[INFO] [stderr]    Compiling safecoin-frozen-abi v1.6.16
[INFO] [stderr]    Compiling safecoin-runtime v1.6.16
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling safecoin-ledger v1.6.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling clang-sys v1.2.2
[INFO] [stderr]     Checking solana-rayon-threadlimit v1.6.16
[INFO] [stderr]     Checking safecoin-rayon-threadlimit v1.6.16
[INFO] [stderr]     Checking syn v1.0.80
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]     Checking trees v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.1
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling solana-sdk-macro v1.6.16
[INFO] [stderr]    Compiling safecoin-sdk-macro v1.6.16
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.80/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=0032473bca6c9f6c -C extra-filename=-0032473bca6c9f6c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6080df02f560e442.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0b2d4dfaa7bf74f8.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-0d040d39130f64a1.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (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" "8070ee6de2e17419aeb3e1dfb144e421d16a9abb9c1a0924f92ac7857d08e75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8070ee6de2e17419aeb3e1dfb144e421d16a9abb9c1a0924f92ac7857d08e75d", kill_on_drop: false }`
[INFO] [stdout] 8070ee6de2e17419aeb3e1dfb144e421d16a9abb9c1a0924f92ac7857d08e75d
