[INFO] updating cached repository microservices/rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/microservices/rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/microservices/rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/microservices/rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/microservices/rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/microservices/rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/microservices/rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/microservices/rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4959d4bf19480851c8bff4da83561e8ac4ba2fae
[INFO] sha for GitHub repo microservices/rust: 4959d4bf19480851c8bff4da83561e8ac4ba2fae
[INFO] validating manifest of microservices/rust 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 microservices/rust 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 microservices/rust
[INFO] finished frobbing microservices/rust
[INFO] frobbed toml for microservices/rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/microservices/rust/Cargo.toml
[INFO] started frobbing microservices/rust
[INFO] finished frobbing microservices/rust
[INFO] frobbed toml for microservices/rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/microservices/rust/Cargo.toml
[INFO] crate microservices/rust 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 microservices/rust against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/microservices/rust:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d4ad264e6cfdabf39c06906e6e07b37eb18521944d3c2d081b70087cb8bf4818
[INFO] running `"docker" "start" "-a" "d4ad264e6cfdabf39c06906e6e07b37eb18521944d3c2d081b70087cb8bf4818"`
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling microservice_app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.24s
[INFO] running `"docker" "inspect" "d4ad264e6cfdabf39c06906e6e07b37eb18521944d3c2d081b70087cb8bf4818"`
[INFO] running `"docker" "rm" "-f" "d4ad264e6cfdabf39c06906e6e07b37eb18521944d3c2d081b70087cb8bf4818"`
[INFO] [stdout] d4ad264e6cfdabf39c06906e6e07b37eb18521944d3c2d081b70087cb8bf4818
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/microservices/rust:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c4a356d32b391f7749a5b673209c2b19bf12ad97ec2694c6bd0c1e840d19d40a
[INFO] running `"docker" "start" "-a" "c4a356d32b391f7749a5b673209c2b19bf12ad97ec2694c6bd0c1e840d19d40a"`
[INFO] [stderr]    Compiling microservice_app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "c4a356d32b391f7749a5b673209c2b19bf12ad97ec2694c6bd0c1e840d19d40a"`
[INFO] running `"docker" "rm" "-f" "c4a356d32b391f7749a5b673209c2b19bf12ad97ec2694c6bd0c1e840d19d40a"`
[INFO] [stdout] c4a356d32b391f7749a5b673209c2b19bf12ad97ec2694c6bd0c1e840d19d40a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/microservices/rust:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 55fb9ddaf743e80a243e6641ce36bde1d609b080692b42948da3162248cb4d23
[INFO] running `"docker" "start" "-a" "55fb9ddaf743e80a243e6641ce36bde1d609b080692b42948da3162248cb4d23"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/microservice_app-e1a68e6b180aafaf
[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" "55fb9ddaf743e80a243e6641ce36bde1d609b080692b42948da3162248cb4d23"`
[INFO] running `"docker" "rm" "-f" "55fb9ddaf743e80a243e6641ce36bde1d609b080692b42948da3162248cb4d23"`
[INFO] [stdout] 55fb9ddaf743e80a243e6641ce36bde1d609b080692b42948da3162248cb4d23