[INFO] crate symbolic-proguard 7.3.0 is already in cache
[INFO] checking symbolic-proguard-7.3.0 against try#5fae8f15a4dcfce640ee800a4d495673524b0a4d for pr-71814
[INFO] extracting crate symbolic-proguard 7.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate symbolic-proguard 7.3.0 on toolchain 5fae8f15a4dcfce640ee800a4d495673524b0a4d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate symbolic-proguard 7.3.0
[INFO] finished tweaking crates.io crate symbolic-proguard 7.3.0
[INFO] tweaked toml for crates.io crate symbolic-proguard 7.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "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] 7e869c3af7ab990df5dd33c3c6e8b2addab4d1229ecfb53fe87e574c31e08baf
[INFO] running `"docker" "start" "-a" "7e869c3af7ab990df5dd33c3c6e8b2addab4d1229ecfb53fe87e574c31e08baf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking proguard v3.0.0
[INFO] [stderr]     Checking addr2line v0.12.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking backtrace v0.3.47
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking symbolic-common v7.3.0
[INFO] [stderr]     Checking symbolic-proguard v7.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.92s
[INFO] running `"docker" "inspect" "7e869c3af7ab990df5dd33c3c6e8b2addab4d1229ecfb53fe87e574c31e08baf"`
[INFO] running `"docker" "rm" "-f" "7e869c3af7ab990df5dd33c3c6e8b2addab4d1229ecfb53fe87e574c31e08baf"`
[INFO] [stdout] 7e869c3af7ab990df5dd33c3c6e8b2addab4d1229ecfb53fe87e574c31e08baf