[INFO] crate casperlabs-proof-of-stake 0.3.0 is already in cache
[INFO] checking casperlabs-proof-of-stake-0.3.0 against try#1a399c10897767c36d147199696c96f193034e49 for pr-72644
[INFO] extracting crate casperlabs-proof-of-stake 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate casperlabs-proof-of-stake 0.3.0 on toolchain 1a399c10897767c36d147199696c96f193034e49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate casperlabs-proof-of-stake 0.3.0
[INFO] finished tweaking crates.io crate casperlabs-proof-of-stake 0.3.0
[INFO] tweaked toml for crates.io crate casperlabs-proof-of-stake 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "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" "+1a399c10897767c36d147199696c96f193034e49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1a399c10897767c36d147199696c96f193034e49" "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] f04d4c85cd5de833cf8465828fec23f8eb1584e209e223cde7c28ec8ddc2dd3a
[INFO] running `"docker" "start" "-a" "f04d4c85cd5de833cf8465828fec23f8eb1584e209e223cde7c28ec8ddc2dd3a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]     Checking casperlabs-types v0.5.0
[INFO] [stderr]     Checking casperlabs-proof-of-stake v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.75s
[INFO] running `"docker" "inspect" "f04d4c85cd5de833cf8465828fec23f8eb1584e209e223cde7c28ec8ddc2dd3a"`
[INFO] running `"docker" "rm" "-f" "f04d4c85cd5de833cf8465828fec23f8eb1584e209e223cde7c28ec8ddc2dd3a"`
[INFO] [stdout] f04d4c85cd5de833cf8465828fec23f8eb1584e209e223cde7c28ec8ddc2dd3a