[INFO] fetching crate sp-keyring 2.0.0-rc5...
[INFO] checking sp-keyring-2.0.0-rc5 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate sp-keyring 2.0.0-rc5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sp-keyring 2.0.0-rc5 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sp-keyring 2.0.0-rc5
[INFO] finished tweaking crates.io crate sp-keyring 2.0.0-rc5
[INFO] tweaked toml for crates.io crate sp-keyring 2.0.0-rc5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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] fe899b69c5689cf0f335eab195beeb84524cf4c746861f46ba8d3678e6aa1ab2
[INFO] running `Command { std: "docker" "start" "-a" "fe899b69c5689cf0f335eab195beeb84524cf4c746861f46ba8d3678e6aa1ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe899b69c5689cf0f335eab195beeb84524cf4c746861f46ba8d3678e6aa1ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe899b69c5689cf0f335eab195beeb84524cf4c746861f46ba8d3678e6aa1ab2", kill_on_drop: false }`
[INFO] [stdout] fe899b69c5689cf0f335eab195beeb84524cf4c746861f46ba8d3678e6aa1ab2
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77f63eb1ab5e14757dd5ef974daa911492c69b98ff48b242941ec75f51b8aea9
[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" "77f63eb1ab5e14757dd5ef974daa911492c69b98ff48b242941ec75f51b8aea9", kill_on_drop: false }`
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc6
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking ref-cast v1.0.2
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking substrate-bip39 v0.4.2
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking sp-tracing v2.0.0-rc6
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.1
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0-rc6
[INFO] [stderr]     Checking parity-scale-codec v1.3.4
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sp-storage v2.0.0-rc6
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc6
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc6
[INFO] [stderr]     Checking primitive-types v0.7.2
[INFO] [stderr]     Checking sp-externalities v0.8.0-rc6
[INFO] [stderr]     Checking parity-util-mem v0.7.0
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc6
[INFO] [stderr]     Checking memory-db v0.24.1
[INFO] [stderr]     Checking sp-core v2.0.0-rc6
[INFO] [stderr]     Checking sp-trie v2.0.0-rc6
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc6
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc6
[INFO] [stderr]     Checking sp-io v2.0.0-rc6
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc6
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc6
[INFO] [stderr]     Checking sp-keyring v2.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 55s
[INFO] running `Command { std: "docker" "inspect" "77f63eb1ab5e14757dd5ef974daa911492c69b98ff48b242941ec75f51b8aea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f63eb1ab5e14757dd5ef974daa911492c69b98ff48b242941ec75f51b8aea9", kill_on_drop: false }`
[INFO] [stdout] 77f63eb1ab5e14757dd5ef974daa911492c69b98ff48b242941ec75f51b8aea9