[INFO] fetching crate vdf 0.1.0...
[INFO] checking vdf-0.1.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate vdf 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate vdf 0.1.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate vdf 0.1.0
[INFO] finished tweaking crates.io crate vdf 0.1.0
[INFO] tweaked toml for crates.io crate vdf 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 7a4b6faeccebf5a9a523244295f67fc3b015156d544608d7b6a7ed52439aaf13
[INFO] running `"docker" "start" "-a" "7a4b6faeccebf5a9a523244295f67fc3b015156d544608d7b6a7ed52439aaf13"`
[INFO] [stderr]    Compiling vdf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking classgroup v0.1.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.39s
[INFO] running `"docker" "inspect" "7a4b6faeccebf5a9a523244295f67fc3b015156d544608d7b6a7ed52439aaf13"`
[INFO] running `"docker" "rm" "-f" "7a4b6faeccebf5a9a523244295f67fc3b015156d544608d7b6a7ed52439aaf13"`
[INFO] [stdout] 7a4b6faeccebf5a9a523244295f67fc3b015156d544608d7b6a7ed52439aaf13