[INFO] fetching crate electrs 0.9.5...
[INFO] testing electrs-0.9.5 against 1.59.0 for beta-1.60-1
[INFO] extracting crate electrs 0.9.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate electrs 0.9.5 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking crates.io crate electrs 0.9.5
[INFO] finished tweaking crates.io crate electrs 0.9.5
[INFO] tweaked toml for crates.io crate electrs 0.9.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate electrs 0.9.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c146f469edba57b18d08e89f3905b955b2f49f07a015521b1f8b7bc76c38115c
[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" "c146f469edba57b18d08e89f3905b955b2f49f07a015521b1f8b7bc76c38115c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c146f469edba57b18d08e89f3905b955b2f49f07a015521b1f8b7bc76c38115c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c146f469edba57b18d08e89f3905b955b2f49f07a015521b1f8b7bc76c38115c", kill_on_drop: false }`
[INFO] [stdout] c146f469edba57b18d08e89f3905b955b2f49f07a015521b1f8b7bc76c38115c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfa9346a3da0bcaf8b4b4eb87c5e1f805fff75bb859c2f802c67afb17638745d
[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" "cfa9346a3da0bcaf8b4b4eb87c5e1f805fff75bb859c2f802c67afb17638745d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling roff v0.1.0
[INFO] [stderr]    Compiling configure_me_codegen v0.4.1
[INFO] [stderr]    Compiling protobuf v2.25.2
[INFO] [stderr]    Compiling bech32 v0.8.1
[INFO] [stderr]    Compiling fmt2io v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]    Compiling parse_arg v0.1.4
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling clang-sys v1.2.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling libloading v0.7.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling base64-compat v1.0.0
[INFO] [stderr]    Compiling man v0.1.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling tiny_http v0.9.0
[INFO] [stderr]    Compiling secp256k1-sys v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling electrs-librocksdb-sys v6.11.4-e2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling secp256k1 v0.20.3
[INFO] [stderr]    Compiling bitcoin_hashes v0.10.0
[INFO] [stderr]    Compiling cargo_toml v0.8.1
[INFO] [stderr]    Compiling configure_me v0.4.0
[INFO] [stderr]    Compiling jsonrpc v0.12.0
[INFO] [stderr] error: could not compile `cargo_toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cargo_toml --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_toml-0.8.1/src/cargo_toml.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=5679225f3f1e8681 -C extra-filename=-5679225f3f1e8681 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde=/opt/rustwide/target/debug/deps/libserde-7231793936ff6105.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-0f7dfdbb046814d5.so --extern toml=/opt/rustwide/target/debug/deps/libtoml-4b750feec0255ca8.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cfa9346a3da0bcaf8b4b4eb87c5e1f805fff75bb859c2f802c67afb17638745d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa9346a3da0bcaf8b4b4eb87c5e1f805fff75bb859c2f802c67afb17638745d", kill_on_drop: false }`
[INFO] [stdout] cfa9346a3da0bcaf8b4b4eb87c5e1f805fff75bb859c2f802c67afb17638745d