[INFO] fetching crate pallet-merkle 3.0.0...
[INFO] checking pallet-merkle-3.0.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate pallet-merkle 3.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pallet-merkle 3.0.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-merkle 3.0.0
[INFO] finished tweaking crates.io crate pallet-merkle 3.0.0
[INFO] tweaked toml for crates.io crate pallet-merkle 3.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4543f2b072db4bfac166ef949058d618191411f401d272da671d6c652f353130
[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" "4543f2b072db4bfac166ef949058d618191411f401d272da671d6c652f353130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4543f2b072db4bfac166ef949058d618191411f401d272da671d6c652f353130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4543f2b072db4bfac166ef949058d618191411f401d272da671d6c652f353130", kill_on_drop: false }`
[INFO] [stdout] 4543f2b072db4bfac166ef949058d618191411f401d272da671d6c652f353130
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91fbc957875ab0428ffa3d69512aee23b7b483c6209232ced3e46b6c10c0da77
[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" "91fbc957875ab0428ffa3d69512aee23b7b483c6209232ced3e46b6c10c0da77", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking sp-std v2.0.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking ref-cast v1.0.6
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking nalgebra v0.19.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking merlin v2.0.1
[INFO] [stderr]     Checking curve25519-dalek v2.1.2
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking pbkdf2 v0.4.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking tiny-bip39 v0.8.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking substrate-bip39 v0.4.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking webb-bulletproofs v2.0.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling frame-support-procedural-tools v3.0.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.1.0
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v3.0.0
[INFO] [stderr]    Compiling sp-api-proc-macro v3.0.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.3
[INFO] [stderr]    Compiling frame-support-procedural v3.0.0
[INFO] [stderr]     Checking nalgebra v0.25.4
[INFO] [stderr]     Checking parity-scale-codec v1.3.7
[INFO] [stderr]     Checking parity-scale-codec v2.1.1
[INFO] [stderr]     Checking impl-codec v0.5.0
[INFO] [stderr]     Checking sp-storage v3.0.0
[INFO] [stderr]     Checking sp-tracing v3.0.0
[INFO] [stderr]     Checking sp-wasm-interface v3.0.0
[INFO] [stderr]     Checking sp-arithmetic v3.0.0
[INFO] [stderr]     Checking primitive-types v0.9.0
[INFO] [stderr]     Checking sp-externalities v0.9.0
[INFO] [stderr]     Checking parity-util-mem v0.9.0
[INFO] [stderr] error: could not compile `sp-api-proc-macro`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name sp_api_proc_macro --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-api-proc-macro-3.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=f236d0605de44732 -C extra-filename=-f236d0605de44732 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern blake2_rfc=/opt/rustwide/target/debug/deps/libblake2_rfc-0b3fc80a2668a076.rlib --extern proc_macro_crate=/opt/rustwide/target/debug/deps/libproc_macro_crate-5c159a6f3b5ac5a8.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-32a461668e4c2f4b.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-5f2a98a903f1d830.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-74b7743a6dbea0ea.rlib --extern proc_macro --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" "91fbc957875ab0428ffa3d69512aee23b7b483c6209232ced3e46b6c10c0da77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fbc957875ab0428ffa3d69512aee23b7b483c6209232ced3e46b6c10c0da77", kill_on_drop: false }`
[INFO] [stdout] 91fbc957875ab0428ffa3d69512aee23b7b483c6209232ced3e46b6c10c0da77