[INFO] updating cached repository SANDRAProject/service-hello-world
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SANDRAProject/service-hello-world
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SANDRAProject/service-hello-world" "work/ex/beta-1.38-1/sources/1.37.0/gh/SANDRAProject/service-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SANDRAProject/service-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SANDRAProject/service-hello-world" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SANDRAProject/service-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SANDRAProject/service-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7bb338140a58e565734a13f32b7e913713005a1d
[INFO] sha for GitHub repo SANDRAProject/service-hello-world: 7bb338140a58e565734a13f32b7e913713005a1d
[INFO] validating manifest of SANDRAProject/service-hello-world 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 SANDRAProject/service-hello-world 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 SANDRAProject/service-hello-world
[INFO] finished frobbing SANDRAProject/service-hello-world
[INFO] frobbed toml for SANDRAProject/service-hello-world written to work/ex/beta-1.38-1/sources/1.37.0/gh/SANDRAProject/service-hello-world/Cargo.toml
[INFO] started frobbing SANDRAProject/service-hello-world
[INFO] finished frobbing SANDRAProject/service-hello-world
[INFO] frobbed toml for SANDRAProject/service-hello-world written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SANDRAProject/service-hello-world/Cargo.toml
[INFO] crate SANDRAProject/service-hello-world 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing SANDRAProject/service-hello-world 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-1/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/SANDRAProject/service-hello-world:/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] aad23edcdc25c51eccb01ea7f0ec3aec6b0e141868479034dd9f05d32b96a4fc
[INFO] running `"docker" "start" "-a" "aad23edcdc25c51eccb01ea7f0ec3aec6b0e141868479034dd9f05d32b96a4fc"`
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling serde v1.0.42
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.7.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-timer v0.2.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling backtrace v0.3.6
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling quick-xml v0.12.1
[INFO] [stderr]    Compiling serde_json v1.0.16
[INFO] [stderr]    Compiling hyper v0.11.25
[INFO] [stderr]    Compiling rss v1.5.0
[INFO] [stderr]    Compiling derive-error-chain v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.42
[INFO] [stderr]    Compiling dotenv v0.11.0
[INFO] [stderr]    Compiling service-hello-world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     println!("Hello, world!");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `"docker" "inspect" "aad23edcdc25c51eccb01ea7f0ec3aec6b0e141868479034dd9f05d32b96a4fc"`
[INFO] running `"docker" "rm" "-f" "aad23edcdc25c51eccb01ea7f0ec3aec6b0e141868479034dd9f05d32b96a4fc"`
[INFO] [stdout] aad23edcdc25c51eccb01ea7f0ec3aec6b0e141868479034dd9f05d32b96a4fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/SANDRAProject/service-hello-world:/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] 92b5804391b08a9156251324831dd471ce134e0c41257aeff735ba2a60ed5e2e
[INFO] running `"docker" "start" "-a" "92b5804391b08a9156251324831dd471ce134e0c41257aeff735ba2a60ed5e2e"`
[INFO] [stderr]    Compiling service-hello-world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     println!("Hello, world!");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "92b5804391b08a9156251324831dd471ce134e0c41257aeff735ba2a60ed5e2e"`
[INFO] running `"docker" "rm" "-f" "92b5804391b08a9156251324831dd471ce134e0c41257aeff735ba2a60ed5e2e"`
[INFO] [stdout] 92b5804391b08a9156251324831dd471ce134e0c41257aeff735ba2a60ed5e2e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/SANDRAProject/service-hello-world:/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] a4ccf82c756d14c06b9b5a4a531d0fbf9cbf5db582501925e4f5ff25eb4b501f
[INFO] running `"docker" "start" "-a" "a4ccf82c756d14c06b9b5a4a531d0fbf9cbf5db582501925e4f5ff25eb4b501f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/service_hello_world-33da3de4c82b4aa9
[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" "a4ccf82c756d14c06b9b5a4a531d0fbf9cbf5db582501925e4f5ff25eb4b501f"`
[INFO] running `"docker" "rm" "-f" "a4ccf82c756d14c06b9b5a4a531d0fbf9cbf5db582501925e4f5ff25eb4b501f"`
[INFO] [stdout] a4ccf82c756d14c06b9b5a4a531d0fbf9cbf5db582501925e4f5ff25eb4b501f