[INFO] updating cached repository RustExamples/control_flows
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RustExamples/control_flows
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RustExamples/control_flows" "work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/control_flows"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/control_flows'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RustExamples/control_flows" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustExamples/control_flows"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustExamples/control_flows'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ddbd4cad0619c7c4882511235509afb004c47aa2
[INFO] sha for GitHub repo RustExamples/control_flows: ddbd4cad0619c7c4882511235509afb004c47aa2
[INFO] validating manifest of RustExamples/control_flows 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 RustExamples/control_flows 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 RustExamples/control_flows
[INFO] finished frobbing RustExamples/control_flows
[INFO] frobbed toml for RustExamples/control_flows written to work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/control_flows/Cargo.toml
[INFO] started frobbing RustExamples/control_flows
[INFO] finished frobbing RustExamples/control_flows
[INFO] frobbed toml for RustExamples/control_flows written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustExamples/control_flows/Cargo.toml
[INFO] crate RustExamples/control_flows 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 RustExamples/control_flows 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/RustExamples/control_flows:/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] 81f522cab81d3827a4e201aa2fbf51004eb2cabd9b5b05fde6ed44f407e0a8c5
[INFO] running `"docker" "start" "-a" "81f522cab81d3827a4e201aa2fbf51004eb2cabd9b5b05fde6ed44f407e0a8c5"`
[INFO] [stderr]    Compiling control_flows v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "81f522cab81d3827a4e201aa2fbf51004eb2cabd9b5b05fde6ed44f407e0a8c5"`
[INFO] running `"docker" "rm" "-f" "81f522cab81d3827a4e201aa2fbf51004eb2cabd9b5b05fde6ed44f407e0a8c5"`
[INFO] [stdout] 81f522cab81d3827a4e201aa2fbf51004eb2cabd9b5b05fde6ed44f407e0a8c5
[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/RustExamples/control_flows:/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] a1020d56f3a4f5e3a8be0acfb49413fad4c3bf1c1e6a6d351a35b12c6ec57dbc
[INFO] running `"docker" "start" "-a" "a1020d56f3a4f5e3a8be0acfb49413fad4c3bf1c1e6a6d351a35b12c6ec57dbc"`
[INFO] [stderr]    Compiling control_flows v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "a1020d56f3a4f5e3a8be0acfb49413fad4c3bf1c1e6a6d351a35b12c6ec57dbc"`
[INFO] running `"docker" "rm" "-f" "a1020d56f3a4f5e3a8be0acfb49413fad4c3bf1c1e6a6d351a35b12c6ec57dbc"`
[INFO] [stdout] a1020d56f3a4f5e3a8be0acfb49413fad4c3bf1c1e6a6d351a35b12c6ec57dbc
[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/RustExamples/control_flows:/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] 5a6dbb3c3bb4c3c31586496136b8c7da02820a574fdc5e432ea3d4acb3bb6efd
[INFO] running `"docker" "start" "-a" "5a6dbb3c3bb4c3c31586496136b8c7da02820a574fdc5e432ea3d4acb3bb6efd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/control_flows-117e9e9a53987d31
[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" "5a6dbb3c3bb4c3c31586496136b8c7da02820a574fdc5e432ea3d4acb3bb6efd"`
[INFO] running `"docker" "rm" "-f" "5a6dbb3c3bb4c3c31586496136b8c7da02820a574fdc5e432ea3d4acb3bb6efd"`
[INFO] [stdout] 5a6dbb3c3bb4c3c31586496136b8c7da02820a574fdc5e432ea3d4acb3bb6efd