[INFO] fetching crate snowchains_proc_macros 0.2.0...
[INFO] checking snowchains_proc_macros-0.2.0 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] extracting crate snowchains_proc_macros 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate snowchains_proc_macros 0.2.0 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate snowchains_proc_macros 0.2.0
[INFO] finished tweaking crates.io crate snowchains_proc_macros 0.2.0
[INFO] tweaked toml for crates.io crate snowchains_proc_macros 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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] 7434d8ee705ddf2bbf76f298e89faba2106b4fa688be37e0d3f48908715dadba
[INFO] running `"docker" "start" "-a" "7434d8ee705ddf2bbf76f298e89faba2106b4fa688be37e0d3f48908715dadba"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking if_chain v1.0.0
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking snowchains_proc_macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `"docker" "inspect" "7434d8ee705ddf2bbf76f298e89faba2106b4fa688be37e0d3f48908715dadba"`
[INFO] running `"docker" "rm" "-f" "7434d8ee705ddf2bbf76f298e89faba2106b4fa688be37e0d3f48908715dadba"`
[INFO] [stdout] 7434d8ee705ddf2bbf76f298e89faba2106b4fa688be37e0d3f48908715dadba