[INFO] crate sp-finality-grandpa 2.0.0-rc4 is already in cache
[INFO] checking sp-finality-grandpa-2.0.0-rc4 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] extracting crate sp-finality-grandpa 2.0.0-rc4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sp-finality-grandpa 2.0.0-rc4 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-finality-grandpa 2.0.0-rc4
[INFO] finished tweaking crates.io crate sp-finality-grandpa 2.0.0-rc4
[INFO] tweaked toml for crates.io crate sp-finality-grandpa 2.0.0-rc4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fec8c557e89772f0db6fa9364af586527e65c641e97102b2b94c6e124143948b
[INFO] running `Command { std: "docker" "start" "-a" "fec8c557e89772f0db6fa9364af586527e65c641e97102b2b94c6e124143948b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec8c557e89772f0db6fa9364af586527e65c641e97102b2b94c6e124143948b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec8c557e89772f0db6fa9364af586527e65c641e97102b2b94c6e124143948b", kill_on_drop: false }`
[INFO] [stdout] fec8c557e89772f0db6fa9364af586527e65c641e97102b2b94c6e124143948b
[INFO] running `Command { std: "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=forbid" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d5dc4ef762a63b2462439ca3283efcf1b89b0b509f07e60545e640fd41c61e
[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" "a0d5dc4ef762a63b2462439ca3283efcf1b89b0b509f07e60545e640fd41c61e", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-rc5
[INFO] [stderr]     Checking parity-scale-codec v1.3.1
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sp-externalities v0.8.0-rc5
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc5
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc5
[INFO] [stderr]     Checking finality-grandpa v0.12.3
[INFO] [stderr]     Checking primitive-types v0.7.2
[INFO] [stderr]     Checking parity-util-mem v0.7.0
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc5
[INFO] [stderr]     Checking memory-db v0.24.1
[INFO] [stderr]     Checking sp-core v2.0.0-rc5
[INFO] [stderr]     Checking sp-trie v2.0.0-rc5
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc5
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc5
[INFO] [stderr]     Checking sp-io v2.0.0-rc5
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc5
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc5
[INFO] [stderr]     Checking sp-version v2.0.0-rc5
[INFO] [stderr]     Checking sp-api v2.0.0-rc5
[INFO] [stderr]     Checking sp-finality-grandpa v2.0.0-rc4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "a0d5dc4ef762a63b2462439ca3283efcf1b89b0b509f07e60545e640fd41c61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d5dc4ef762a63b2462439ca3283efcf1b89b0b509f07e60545e640fd41c61e", kill_on_drop: false }`
[INFO] [stdout] a0d5dc4ef762a63b2462439ca3283efcf1b89b0b509f07e60545e640fd41c61e