[INFO] crate serde_piecewise_default 0.2.0 is already in cache
[INFO] checking serde_piecewise_default-0.2.0 against master#2da942f32802c8233a09744024dfbc34431adf65 for pr-66963
[INFO] extracting crate serde_piecewise_default 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate serde_piecewise_default 0.2.0 on toolchain 2da942f32802c8233a09744024dfbc34431adf65
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate serde_piecewise_default 0.2.0
[INFO] finished tweaking crates.io crate serde_piecewise_default 0.2.0
[INFO] tweaked toml for crates.io crate serde_piecewise_default 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+2da942f32802c8233a09744024dfbc34431adf65" "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] bac82c3ccdd43ccd4b66d1f44cb43962c813103c618530cfa16dbc525c762adf
[INFO] running `"docker" "start" "-a" "bac82c3ccdd43ccd4b66d1f44cb43962c813103c618530cfa16dbc525c762adf"`
[INFO] [stderr]    Compiling compiletest_rs v0.3.26
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]     Checking tester v0.6.0
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]    Compiling serde_piecewise_default_derive v0.2.0
[INFO] [stderr]     Checking serde_piecewise_default v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.65s
[INFO] running `"docker" "inspect" "bac82c3ccdd43ccd4b66d1f44cb43962c813103c618530cfa16dbc525c762adf"`
[INFO] running `"docker" "rm" "-f" "bac82c3ccdd43ccd4b66d1f44cb43962c813103c618530cfa16dbc525c762adf"`
[INFO] [stdout] bac82c3ccdd43ccd4b66d1f44cb43962c813103c618530cfa16dbc525c762adf