[INFO] fetching crate finality-grandpa 0.12.3...
[INFO] checking finality-grandpa-0.12.3 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] extracting crate finality-grandpa 0.12.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate finality-grandpa 0.12.3 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate finality-grandpa 0.12.3
[INFO] finished tweaking crates.io crate finality-grandpa 0.12.3
[INFO] tweaked toml for crates.io crate finality-grandpa 0.12.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d2c148ebb701ee81ff91ca91b2728d7731f006132cfb7747c842c0776768de8
[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" "4d2c148ebb701ee81ff91ca91b2728d7731f006132cfb7747c842c0776768de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d2c148ebb701ee81ff91ca91b2728d7731f006132cfb7747c842c0776768de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2c148ebb701ee81ff91ca91b2728d7731f006132cfb7747c842c0776768de8", kill_on_drop: false }`
[INFO] [stdout] 4d2c148ebb701ee81ff91ca91b2728d7731f006132cfb7747c842c0776768de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b073680f50d7a7f9df6bb325d6a37bbb2098a31afefabb76f369cf2c6b724db
[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" "9b073680f50d7a7f9df6bb325d6a37bbb2098a31afefabb76f369cf2c6b724db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking finality-grandpa v0.12.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "9b073680f50d7a7f9df6bb325d6a37bbb2098a31afefabb76f369cf2c6b724db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b073680f50d7a7f9df6bb325d6a37bbb2098a31afefabb76f369cf2c6b724db", kill_on_drop: false }`
[INFO] [stdout] 9b073680f50d7a7f9df6bb325d6a37bbb2098a31afefabb76f369cf2c6b724db