[INFO] fetching crate sc-rpc-server 2.0.0-rc2...
[INFO] testing sc-rpc-server-2.0.0-rc2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate sc-rpc-server 2.0.0-rc2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sc-rpc-server 2.0.0-rc2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sc-rpc-server 2.0.0-rc2
[INFO] finished tweaking crates.io crate sc-rpc-server 2.0.0-rc2
[INFO] tweaked toml for crates.io crate sc-rpc-server 2.0.0-rc2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1721e70d51c642674297d77aa3a2d8cc857469f1973f7871a96005e3d2dc54c8
[INFO] running `"docker" "start" "-a" "1721e70d51c642674297d77aa3a2d8cc857469f1973f7871a96005e3d2dc54c8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling sp-std v2.0.0-rc2
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling parity-util-mem v0.6.1
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling environmental v1.1.1
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling integer-sqrt v0.1.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling trie-root v0.16.0
[INFO] [stderr]    Compiling uint v0.8.3
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling sp-panic-handler v2.0.0-rc2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling ref-cast-impl v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.19
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]    Compiling paste-impl v0.1.16
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling ahash v0.2.18
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[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 debuginfo=2 -C metadata=05632c5fd15f43ed -C extra-filename=-05632c5fd15f43ed --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c2ad304f8ec9961e.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-80cfd4e740c92002.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-0f3c3463c4ec6750.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: could not compile `parity-wasm`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name parity_wasm --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/parity-wasm-0.41.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="std"' -C metadata=84ca182c872a8199 -C extra-filename=-84ca182c872a8199 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pin-project-internal`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pin_project_internal --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pin-project-internal-0.4.19/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=24a39c3b591f8337 -C extra-filename=-24a39c3b591f8337 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c2ad304f8ec9961e.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-80cfd4e740c92002.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-0f3c3463c4ec6750.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 `"docker" "inspect" "1721e70d51c642674297d77aa3a2d8cc857469f1973f7871a96005e3d2dc54c8"`
[INFO] running `"docker" "rm" "-f" "1721e70d51c642674297d77aa3a2d8cc857469f1973f7871a96005e3d2dc54c8"`
[INFO] [stdout] 1721e70d51c642674297d77aa3a2d8cc857469f1973f7871a96005e3d2dc54c8