[INFO] crate sc-proposer-metrics 0.8.0-rc2 is already in cache
[INFO] checking sc-proposer-metrics-0.8.0-rc2 against master#f9fdf642bab2bfcabe1829a4c82aaf055330661b for pr-73102
[INFO] extracting crate sc-proposer-metrics 0.8.0-rc2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sc-proposer-metrics 0.8.0-rc2 on toolchain f9fdf642bab2bfcabe1829a4c82aaf055330661b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sc-proposer-metrics 0.8.0-rc2
[INFO] finished tweaking crates.io crate sc-proposer-metrics 0.8.0-rc2
[INFO] tweaked toml for crates.io crate sc-proposer-metrics 0.8.0-rc2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45f2e1077b319f68d400d4e88d7474a0902d8382bcf33b25563c3fc85b9740ad
[INFO] running `"docker" "start" "-a" "45f2e1077b319f68d400d4e88d7474a0902d8382bcf33b25563c3fc85b9740ad"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking indexmap v1.4.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking prometheus v0.8.0
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking broadcaster v1.0.0
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking substrate-prometheus-endpoint v0.8.0-rc3
[INFO] [stderr]     Checking sc-proposer-metrics v0.8.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `"docker" "inspect" "45f2e1077b319f68d400d4e88d7474a0902d8382bcf33b25563c3fc85b9740ad"`
[INFO] running `"docker" "rm" "-f" "45f2e1077b319f68d400d4e88d7474a0902d8382bcf33b25563c3fc85b9740ad"`
[INFO] [stdout] 45f2e1077b319f68d400d4e88d7474a0902d8382bcf33b25563c3fc85b9740ad