[INFO] updating cached repository yelcat/iot_hub
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yelcat/iot_hub
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yelcat/iot_hub" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/yelcat/iot_hub"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/yelcat/iot_hub'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yelcat/iot_hub" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/yelcat/iot_hub"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/yelcat/iot_hub'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d289d83665018ae062190551425188eb09c76b46
[INFO] sha for GitHub repo yelcat/iot_hub: d289d83665018ae062190551425188eb09c76b46
[INFO] validating manifest of yelcat/iot_hub on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yelcat/iot_hub on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yelcat/iot_hub
[INFO] finished frobbing yelcat/iot_hub
[INFO] frobbed toml for yelcat/iot_hub written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/yelcat/iot_hub/Cargo.toml
[INFO] started frobbing yelcat/iot_hub
[INFO] finished frobbing yelcat/iot_hub
[INFO] frobbed toml for yelcat/iot_hub written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/yelcat/iot_hub/Cargo.toml
[INFO] crate yelcat/iot_hub already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking yelcat/iot_hub against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/yelcat/iot_hub:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d3de469bfd17e6bd898fde1327c4044ea032ad8394d5c11ff1ecb372f94be0ac
[INFO] running `"docker" "start" "-a" "d3de469bfd17e6bd898fde1327c4044ea032ad8394d5c11ff1ecb372f94be0ac"`
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.23
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-core v0.1.11
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.6
[INFO] [stderr]     Checking iot_hub v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.45s
[INFO] running `"docker" "inspect" "d3de469bfd17e6bd898fde1327c4044ea032ad8394d5c11ff1ecb372f94be0ac"`
[INFO] running `"docker" "rm" "-f" "d3de469bfd17e6bd898fde1327c4044ea032ad8394d5c11ff1ecb372f94be0ac"`
[INFO] [stdout] d3de469bfd17e6bd898fde1327c4044ea032ad8394d5c11ff1ecb372f94be0ac