[INFO] crate tracing-serde 0.1.1 is already in cache
[INFO] checking tracing-serde-0.1.1 against master#f9fdf642bab2bfcabe1829a4c82aaf055330661b for pr-73102
[INFO] extracting crate tracing-serde 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate tracing-serde 0.1.1 on toolchain f9fdf642bab2bfcabe1829a4c82aaf055330661b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tracing-serde 0.1.1
[INFO] finished tweaking crates.io crate tracing-serde 0.1.1
[INFO] tweaked toml for crates.io crate tracing-serde 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f9fdf642bab2bfcabe1829a4c82aaf055330661b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 59640b77ba77db55b44e7fb64585dd813949fbd61a1040dc8906a9ddde79218e
[INFO] running `"docker" "start" "-a" "59640b77ba77db55b44e7fb64585dd813949fbd61a1040dc8906a9ddde79218e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking tracing-serde v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `"docker" "inspect" "59640b77ba77db55b44e7fb64585dd813949fbd61a1040dc8906a9ddde79218e"`
[INFO] running `"docker" "rm" "-f" "59640b77ba77db55b44e7fb64585dd813949fbd61a1040dc8906a9ddde79218e"`
[INFO] [stdout] 59640b77ba77db55b44e7fb64585dd813949fbd61a1040dc8906a9ddde79218e