[INFO] fetching crate pallet-generic-asset 2.0.0-rc6...
[INFO] testing pallet-generic-asset-2.0.0-rc6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pallet-generic-asset 2.0.0-rc6 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pallet-generic-asset 2.0.0-rc6 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-generic-asset 2.0.0-rc6
[INFO] finished tweaking crates.io crate pallet-generic-asset 2.0.0-rc6
[INFO] tweaked toml for crates.io crate pallet-generic-asset 2.0.0-rc6 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 187941645ba483ed8219aa6985d19614cf4e4fdfde89b79982a2dac8c63352e5
[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" "187941645ba483ed8219aa6985d19614cf4e4fdfde89b79982a2dac8c63352e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "187941645ba483ed8219aa6985d19614cf4e4fdfde89b79982a2dac8c63352e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187941645ba483ed8219aa6985d19614cf4e4fdfde89b79982a2dac8c63352e5", kill_on_drop: false }`
[INFO] [stdout] 187941645ba483ed8219aa6985d19614cf4e4fdfde89b79982a2dac8c63352e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32513e11e85af252661d1f64d0956870906137a7618065db43dd8c1104a21eb3
[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" "32513e11e85af252661d1f64d0956870906137a7618065db43dd8c1104a21eb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling sp-std v2.0.0
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling environmental v1.1.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling dyn-clone v1.0.4
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling bitmask v0.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling trie-root v0.16.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling sp-panic-handler v2.0.0
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling trie-db v0.22.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling dyn-clonable v0.9.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling uint v0.8.5
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr] error: could not compile `impl-trait-for-tuples`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name impl_trait_for_tuples --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/impl-trait-for-tuples-0.1.3/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 -C metadata=3042b0a63f13327d -C extra-filename=-3042b0a63f13327d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fc674c02767ecd53.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-c80413db87535708.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-f0d89907af7ff191.rlib --extern proc_macro --cap-lints allow --cap-lints=warn` (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" "32513e11e85af252661d1f64d0956870906137a7618065db43dd8c1104a21eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32513e11e85af252661d1f64d0956870906137a7618065db43dd8c1104a21eb3", kill_on_drop: false }`
[INFO] [stdout] 32513e11e85af252661d1f64d0956870906137a7618065db43dd8c1104a21eb3