[INFO] fetching crate sp-blockchain 3.0.0...
[INFO] checking sp-blockchain-3.0.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate sp-blockchain 3.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate sp-blockchain 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 sp-blockchain 3.0.0
[INFO] finished tweaking crates.io crate sp-blockchain 3.0.0
[INFO] tweaked toml for crates.io crate sp-blockchain 3.0.0 written to /workspace/builds/worker-5/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-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" "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] b6cd0031b49ab88162e334a2aac5de886d778354486f599e5ff6030942f571ba
[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" "b6cd0031b49ab88162e334a2aac5de886d778354486f599e5ff6030942f571ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6cd0031b49ab88162e334a2aac5de886d778354486f599e5ff6030942f571ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6cd0031b49ab88162e334a2aac5de886d778354486f599e5ff6030942f571ba", kill_on_drop: false }`
[INFO] [stdout] b6cd0031b49ab88162e334a2aac5de886d778354486f599e5ff6030942f571ba
[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=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] cec159a53d0e1deeddae20ee961756b458e8b8b210465729a5c52638225a86c8
[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" "cec159a53d0e1deeddae20ee961756b458e8b8b210465729a5c52638225a86c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking sp-std v3.0.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking unsigned-varint v0.7.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling prometheus v0.11.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking uint v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]     Checking signal-hook v0.3.8
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr] error: could not compile `async-trait`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_trait --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-trait-0.1.50/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=592d42beaa6ca369 -C extra-filename=-592d42beaa6ca369 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-24041ba4cdf77473.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-a7684d5c37a0a739.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-82421c6059a95b31.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" "cec159a53d0e1deeddae20ee961756b458e8b8b210465729a5c52638225a86c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec159a53d0e1deeddae20ee961756b458e8b8b210465729a5c52638225a86c8", kill_on_drop: false }`
[INFO] [stdout] cec159a53d0e1deeddae20ee961756b458e8b8b210465729a5c52638225a86c8