[INFO] crate syn-serde 0.2.0 is already in cache
[INFO] checking syn-serde-0.2.0 against master#be493fe8cc40c3d3f6030a1313c1ff747fce770d for pr-69129
[INFO] extracting crate syn-serde 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate syn-serde 0.2.0 on toolchain be493fe8cc40c3d3f6030a1313c1ff747fce770d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate syn-serde 0.2.0
[INFO] finished tweaking crates.io crate syn-serde 0.2.0
[INFO] tweaked toml for crates.io crate syn-serde 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "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] 6ab05f95b4d080c2c4f59db41514e15426da5cba66db262fe5ed345adcab8485
[INFO] running `"docker" "start" "-a" "6ab05f95b4d080c2c4f59db41514e15426da5cba66db262fe5ed345adcab8485"`
[INFO] [stderr]     Checking syn v1.0.14
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking syn-serde v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.59s
[INFO] running `"docker" "inspect" "6ab05f95b4d080c2c4f59db41514e15426da5cba66db262fe5ed345adcab8485"`
[INFO] running `"docker" "rm" "-f" "6ab05f95b4d080c2c4f59db41514e15426da5cba66db262fe5ed345adcab8485"`
[INFO] [stdout] 6ab05f95b4d080c2c4f59db41514e15426da5cba66db262fe5ed345adcab8485