[INFO] fetching crate sp-api 2.0.0-rc4...
[INFO] checking sp-api-2.0.0-rc4 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate sp-api 2.0.0-rc4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sp-api 2.0.0-rc4 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-api 2.0.0-rc4
[INFO] finished tweaking crates.io crate sp-api 2.0.0-rc4
[INFO] tweaked toml for crates.io crate sp-api 2.0.0-rc4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f561964e89fa7c63cb54dfa10e5cf4201e8b4b346650f4c0f2dfa152deb7f0d5
[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" "f561964e89fa7c63cb54dfa10e5cf4201e8b4b346650f4c0f2dfa152deb7f0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f561964e89fa7c63cb54dfa10e5cf4201e8b4b346650f4c0f2dfa152deb7f0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f561964e89fa7c63cb54dfa10e5cf4201e8b4b346650f4c0f2dfa152deb7f0d5", kill_on_drop: false }`
[INFO] [stdout] f561964e89fa7c63cb54dfa10e5cf4201e8b4b346650f4c0f2dfa152deb7f0d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9699fc0005f52c344b6c3cfdf2a5a44ee3ddd3f82990b1ab748db28a4f3695f6
[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" "9699fc0005f52c344b6c3cfdf2a5a44ee3ddd3f82990b1ab748db28a4f3695f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]     Checking ref-cast v1.0.2
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking trie-db v0.21.0
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-rc4
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking tracing v0.1.15
[INFO] [stderr]     Checking sp-tracing v2.0.0-rc4
[INFO] [stderr]     Checking substrate-bip39 v0.4.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking sp-storage v2.0.0-rc4
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.0
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0-rc4
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-rc4
[INFO] [stderr]     Checking parity-scale-codec v1.3.1
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc4
[INFO] [stderr]     Checking sp-externalities v0.8.0-rc4
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc4
[INFO] [stderr]     Checking primitive-types v0.7.2
[INFO] [stderr]     Checking parity-util-mem v0.6.1
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc4
[INFO] [stderr]     Checking memory-db v0.21.0
[INFO] [stderr]     Checking sp-core v2.0.0-rc4
[INFO] [stderr]     Checking sp-trie v2.0.0-rc4
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc4
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc4
[INFO] [stderr]     Checking sp-io v2.0.0-rc4
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc4
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc4
[INFO] [stderr]     Checking sp-version v2.0.0-rc4
[INFO] [stderr]     Checking sp-api v2.0.0-rc4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] running `Command { std: "docker" "inspect" "9699fc0005f52c344b6c3cfdf2a5a44ee3ddd3f82990b1ab748db28a4f3695f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9699fc0005f52c344b6c3cfdf2a5a44ee3ddd3f82990b1ab748db28a4f3695f6", kill_on_drop: false }`
[INFO] [stdout] 9699fc0005f52c344b6c3cfdf2a5a44ee3ddd3f82990b1ab748db28a4f3695f6