[INFO] crate derive_builder 0.9.0 is already in cache
[INFO] checking derive_builder-0.9.0 against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] extracting crate derive_builder 0.9.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate derive_builder 0.9.0 on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate derive_builder 0.9.0
[INFO] finished tweaking crates.io crate derive_builder 0.9.0
[INFO] tweaked toml for crates.io crate derive_builder 0.9.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate derive_builder 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "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] dff3e0257d04cb02460a88e61a86bda2e02d26edfd098fedcf19c0c894a8c87f
[INFO] running `"docker" "start" "-a" "dff3e0257d04cb02460a88e61a86bda2e02d26edfd098fedcf19c0c894a8c87f"`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling derive_builder v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proc-macro2 v1.0.6
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.42s
[INFO] running `"docker" "inspect" "dff3e0257d04cb02460a88e61a86bda2e02d26edfd098fedcf19c0c894a8c87f"`
[INFO] running `"docker" "rm" "-f" "dff3e0257d04cb02460a88e61a86bda2e02d26edfd098fedcf19c0c894a8c87f"`
[INFO] [stdout] dff3e0257d04cb02460a88e61a86bda2e02d26edfd098fedcf19c0c894a8c87f