[INFO] updating cached repository willdurand/dynhost
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/willdurand/dynhost
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/willdurand/dynhost" "work/ex/beta-1.38-1/sources/1.37.0/gh/willdurand/dynhost"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/willdurand/dynhost'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/willdurand/dynhost" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willdurand/dynhost"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willdurand/dynhost'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ffe26828d107612ffb489532c36d4fda598b97e1
[INFO] sha for GitHub repo willdurand/dynhost: ffe26828d107612ffb489532c36d4fda598b97e1
[INFO] validating manifest of willdurand/dynhost on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of willdurand/dynhost on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing willdurand/dynhost
[INFO] finished frobbing willdurand/dynhost
[INFO] frobbed toml for willdurand/dynhost written to work/ex/beta-1.38-1/sources/1.37.0/gh/willdurand/dynhost/Cargo.toml
[INFO] started frobbing willdurand/dynhost
[INFO] finished frobbing willdurand/dynhost
[INFO] frobbed toml for willdurand/dynhost written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willdurand/dynhost/Cargo.toml
[INFO] crate willdurand/dynhost already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing willdurand/dynhost against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willdurand/dynhost:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] bfc3e56e190e2817c704ad0ca608b9b284234509f2621c91bce59e4d77203bbe
[INFO] running `"docker" "start" "-a" "bfc3e56e190e2817c704ad0ca608b9b284234509f2621c91bce59e4d77203bbe"`
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling hyper v0.12.24
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.10
[INFO] [stderr]    Compiling dynhost v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.32s
[INFO] running `"docker" "inspect" "bfc3e56e190e2817c704ad0ca608b9b284234509f2621c91bce59e4d77203bbe"`
[INFO] running `"docker" "rm" "-f" "bfc3e56e190e2817c704ad0ca608b9b284234509f2621c91bce59e4d77203bbe"`
[INFO] [stdout] bfc3e56e190e2817c704ad0ca608b9b284234509f2621c91bce59e4d77203bbe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willdurand/dynhost:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1b153c9bd6221888233bc89e7732e03a3416b65b8725c3bf22773c105b265801
[INFO] running `"docker" "start" "-a" "1b153c9bd6221888233bc89e7732e03a3416b65b8725c3bf22773c105b265801"`
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling mockito v0.16.0
[INFO] [stderr]    Compiling dynhost v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.09s
[INFO] running `"docker" "inspect" "1b153c9bd6221888233bc89e7732e03a3416b65b8725c3bf22773c105b265801"`
[INFO] running `"docker" "rm" "-f" "1b153c9bd6221888233bc89e7732e03a3416b65b8725c3bf22773c105b265801"`
[INFO] [stdout] 1b153c9bd6221888233bc89e7732e03a3416b65b8725c3bf22773c105b265801
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/willdurand/dynhost:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] f01da28970edcb0255cf6c43ff7e45acfeca672d9f45606f1325f2f621cea74d
[INFO] running `"docker" "start" "-a" "f01da28970edcb0255cf6c43ff7e45acfeca672d9f45606f1325f2f621cea74d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dynhost-6cd7a6ba2d36272b
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::it_returns_an_error_when_get_ip_fails ... ok
[INFO] [stdout] test tests::it_returns_the_updated_ip_on_success ... ok
[INFO] [stdout] test tests::it_returns_an_error_when_update_fails ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f01da28970edcb0255cf6c43ff7e45acfeca672d9f45606f1325f2f621cea74d"`
[INFO] running `"docker" "rm" "-f" "f01da28970edcb0255cf6c43ff7e45acfeca672d9f45606f1325f2f621cea74d"`
[INFO] [stdout] f01da28970edcb0255cf6c43ff7e45acfeca672d9f45606f1325f2f621cea74d