[INFO] fetching crate ramp 0.5.6...
[INFO] checking ramp-0.5.6 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate ramp 0.5.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ramp 0.5.6 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ramp 0.5.6
[INFO] finished tweaking crates.io crate ramp 0.5.6
[INFO] tweaked toml for crates.io crate ramp 0.5.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ramp 0.5.6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 74758477eeea4c94670a8bbf91383a88ee444c4e9d3a980a51da68ef4fd4433e
[INFO] running `"docker" "start" "-a" "74758477eeea4c94670a8bbf91383a88ee444c4e9d3a980a51da68ef4fd4433e"`
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling rustc-cfg v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking ieee754 v0.2.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking quickcheck v0.6.0
[INFO] [stderr]    Compiling ramp v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.40s
[INFO] running `"docker" "inspect" "74758477eeea4c94670a8bbf91383a88ee444c4e9d3a980a51da68ef4fd4433e"`
[INFO] running `"docker" "rm" "-f" "74758477eeea4c94670a8bbf91383a88ee444c4e9d3a980a51da68ef4fd4433e"`
[INFO] [stdout] 74758477eeea4c94670a8bbf91383a88ee444c4e9d3a980a51da68ef4fd4433e