[INFO] fetching crate hypercore 0.10.0...
[INFO] checking hypercore-0.10.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate hypercore 0.10.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate hypercore 0.10.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hypercore 0.10.0
[INFO] finished tweaking crates.io crate hypercore 0.10.0
[INFO] tweaked toml for crates.io crate hypercore 0.10.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate hypercore 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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" "+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] 1cb925598005a96cb80d04ff59bd265950f1d2c03a429b06cb3347a4f57e6845
[INFO] running `"docker" "start" "-a" "1cb925598005a96cb80d04ff59bd265950f1d2c03a429b06cb3347a4f57e6845"`
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking mkdirp v0.1.0
[INFO] [stderr]     Checking flat-tree v4.1.0
[INFO] [stderr]     Checking flat-tree v3.7.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking merkle-tree-stream v0.10.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking memory-pager v0.8.0
[INFO] [stderr]     Checking random-access-storage v2.0.0
[INFO] [stderr]     Checking pretty-hash v0.4.0
[INFO] [stderr]     Checking sleep-parser v0.8.0
[INFO] [stderr]     Checking ed25519-dalek v0.9.1
[INFO] [stderr]     Checking random-access-disk v0.8.0
[INFO] [stderr]     Checking random-access-memory v1.0.0
[INFO] [stderr]     Checking sparse-bitfield v0.8.1
[INFO] [stderr]     Checking tree-index v0.5.0
[INFO] [stderr]     Checking hypercore v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.52s
[INFO] running `"docker" "inspect" "1cb925598005a96cb80d04ff59bd265950f1d2c03a429b06cb3347a4f57e6845"`
[INFO] running `"docker" "rm" "-f" "1cb925598005a96cb80d04ff59bd265950f1d2c03a429b06cb3347a4f57e6845"`
[INFO] [stdout] 1cb925598005a96cb80d04ff59bd265950f1d2c03a429b06cb3347a4f57e6845