[INFO] fetching crate sc-finality-grandpa-rpc 0.9.0...
[INFO] checking sc-finality-grandpa-rpc-0.9.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate sc-finality-grandpa-rpc 0.9.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate sc-finality-grandpa-rpc 0.9.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-finality-grandpa-rpc 0.9.0
[INFO] finished tweaking crates.io crate sc-finality-grandpa-rpc 0.9.0
[INFO] tweaked toml for crates.io crate sc-finality-grandpa-rpc 0.9.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6119b3933a5dad154702c3cb607de3eaebc22391d449bb320b0f3a974ddcab18
[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" "6119b3933a5dad154702c3cb607de3eaebc22391d449bb320b0f3a974ddcab18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6119b3933a5dad154702c3cb607de3eaebc22391d449bb320b0f3a974ddcab18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6119b3933a5dad154702c3cb607de3eaebc22391d449bb320b0f3a974ddcab18", kill_on_drop: false }`
[INFO] [stdout] 6119b3933a5dad154702c3cb607de3eaebc22391d449bb320b0f3a974ddcab18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3a54a58f6a25a523df4a2f8f8118c8e19214ed38a927d2ced3b6700d82e7827
[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" "f3a54a58f6a25a523df4a2f8f8118c8e19214ed38a927d2ced3b6700d82e7827", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling minicbor-derive v0.6.3
[INFO] [stderr]    Compiling libp2p-core-derive v0.21.0
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]     Checking ref-cast v1.0.6
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking prometheus v0.11.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.2
[INFO] [stderr]     Checking merlin v2.0.1
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking tiny-bip39 v0.8.0
[INFO] [stderr]     Checking chacha20 v0.5.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking trie-db v0.22.3
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]     Checking data-encoding-macro v0.1.11
[INFO] [stderr]     Checking chacha20poly1305 v0.6.0
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.126/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="alloc"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=c84bc29afac4136a -C extra-filename=-c84bc29afac4136a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-529e4be3c5124f1b.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg serde_derive --cfg core_try_from --cfg num_nonzero_signed --cfg systemtime_checked_add --cfg std_atomic64 --cfg std_atomic` (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" "f3a54a58f6a25a523df4a2f8f8118c8e19214ed38a927d2ced3b6700d82e7827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a54a58f6a25a523df4a2f8f8118c8e19214ed38a927d2ced3b6700d82e7827", kill_on_drop: false }`
[INFO] [stdout] f3a54a58f6a25a523df4a2f8f8118c8e19214ed38a927d2ced3b6700d82e7827