[INFO] updating cached repository Hiptic/c-ares-experiment
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Hiptic/c-ares-experiment
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Hiptic/c-ares-experiment" "work/ex/beta-1.37-6/sources/1.36.0/gh/Hiptic/c-ares-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Hiptic/c-ares-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Hiptic/c-ares-experiment" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hiptic/c-ares-experiment"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hiptic/c-ares-experiment'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 903b8a5c5e75395942a8dd1db9ea6267aec7a890
[INFO] sha for GitHub repo Hiptic/c-ares-experiment: 903b8a5c5e75395942a8dd1db9ea6267aec7a890
[INFO] validating manifest of Hiptic/c-ares-experiment on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Hiptic/c-ares-experiment on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Hiptic/c-ares-experiment
[INFO] finished frobbing Hiptic/c-ares-experiment
[INFO] frobbed toml for Hiptic/c-ares-experiment written to work/ex/beta-1.37-6/sources/1.36.0/gh/Hiptic/c-ares-experiment/Cargo.toml
[INFO] started frobbing Hiptic/c-ares-experiment
[INFO] finished frobbing Hiptic/c-ares-experiment
[INFO] frobbed toml for Hiptic/c-ares-experiment written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hiptic/c-ares-experiment/Cargo.toml
[INFO] crate Hiptic/c-ares-experiment already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Hiptic/c-ares-experiment against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hiptic/c-ares-experiment:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2a5e33fdd60bf9b300661e0d57e3a084715e6dbb7c0574c75a71822623030aab
[INFO] running `"docker" "start" "-a" "2a5e33fdd60bf9b300661e0d57e3a084715e6dbb7c0574c75a71822623030aab"`
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling c-types v1.1.1
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling itertools v0.5.9
[INFO] [stderr]    Compiling metadeps v1.1.1
[INFO] [stderr]    Compiling bytes v0.4.1
[INFO] [stderr]    Compiling mio v0.6.6
[INFO] [stderr]    Compiling c-ares-sys v1.0.2
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling c-ares v1.1.2
[INFO] [stderr]    Compiling tokio-core v0.1.6
[INFO] [stderr]    Compiling c-ares-resolver v0.4.2
[INFO] [stderr]    Compiling c-ares-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.39s
[INFO] running `"docker" "inspect" "2a5e33fdd60bf9b300661e0d57e3a084715e6dbb7c0574c75a71822623030aab"`
[INFO] running `"docker" "rm" "-f" "2a5e33fdd60bf9b300661e0d57e3a084715e6dbb7c0574c75a71822623030aab"`
[INFO] [stdout] 2a5e33fdd60bf9b300661e0d57e3a084715e6dbb7c0574c75a71822623030aab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hiptic/c-ares-experiment:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7a5d1fb966343f114087d19b9fae1b3059daa78e6ca43f0be7f533e97a88111b
[INFO] running `"docker" "start" "-a" "7a5d1fb966343f114087d19b9fae1b3059daa78e6ca43f0be7f533e97a88111b"`
[INFO] [stderr]    Compiling c-ares-experiment v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "7a5d1fb966343f114087d19b9fae1b3059daa78e6ca43f0be7f533e97a88111b"`
[INFO] running `"docker" "rm" "-f" "7a5d1fb966343f114087d19b9fae1b3059daa78e6ca43f0be7f533e97a88111b"`
[INFO] [stdout] 7a5d1fb966343f114087d19b9fae1b3059daa78e6ca43f0be7f533e97a88111b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Hiptic/c-ares-experiment:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 2324bf8be3036060daffdf125b7d2f29a6dab1e3068d55e7f4291b0d5da76be5
[INFO] running `"docker" "start" "-a" "2324bf8be3036060daffdf125b7d2f29a6dab1e3068d55e7f4291b0d5da76be5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/c_ares_experiment-e9e2d3aaa8210b74
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests c-ares-experiment
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2324bf8be3036060daffdf125b7d2f29a6dab1e3068d55e7f4291b0d5da76be5"`
[INFO] running `"docker" "rm" "-f" "2324bf8be3036060daffdf125b7d2f29a6dab1e3068d55e7f4291b0d5da76be5"`
[INFO] [stdout] 2324bf8be3036060daffdf125b7d2f29a6dab1e3068d55e7f4291b0d5da76be5