[INFO] updating cached repository WendySanarwanto/rust-tutorial-control-flow
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/WendySanarwanto/rust-tutorial-control-flow
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/WendySanarwanto/rust-tutorial-control-flow" "work/ex/beta-1.38-1/sources/1.37.0/gh/WendySanarwanto/rust-tutorial-control-flow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/WendySanarwanto/rust-tutorial-control-flow'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/WendySanarwanto/rust-tutorial-control-flow" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/WendySanarwanto/rust-tutorial-control-flow"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/WendySanarwanto/rust-tutorial-control-flow'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] adc7c4d7cb18c676f2b9d0c10fbd169616318137
[INFO] sha for GitHub repo WendySanarwanto/rust-tutorial-control-flow: adc7c4d7cb18c676f2b9d0c10fbd169616318137
[INFO] validating manifest of WendySanarwanto/rust-tutorial-control-flow 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 WendySanarwanto/rust-tutorial-control-flow 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 WendySanarwanto/rust-tutorial-control-flow
[INFO] finished frobbing WendySanarwanto/rust-tutorial-control-flow
[INFO] frobbed toml for WendySanarwanto/rust-tutorial-control-flow written to work/ex/beta-1.38-1/sources/1.37.0/gh/WendySanarwanto/rust-tutorial-control-flow/Cargo.toml
[INFO] started frobbing WendySanarwanto/rust-tutorial-control-flow
[INFO] finished frobbing WendySanarwanto/rust-tutorial-control-flow
[INFO] frobbed toml for WendySanarwanto/rust-tutorial-control-flow written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/WendySanarwanto/rust-tutorial-control-flow/Cargo.toml
[INFO] crate WendySanarwanto/rust-tutorial-control-flow 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 WendySanarwanto/rust-tutorial-control-flow 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/WendySanarwanto/rust-tutorial-control-flow:/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] 351721c3334cabc724f5b1a922b38892eeb4005c033e0a18df2e40e34cc468c5
[INFO] running `"docker" "start" "-a" "351721c3334cabc724f5b1a922b38892eeb4005c033e0a18df2e40e34cc468c5"`
[INFO] [stderr]    Compiling control v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "351721c3334cabc724f5b1a922b38892eeb4005c033e0a18df2e40e34cc468c5"`
[INFO] running `"docker" "rm" "-f" "351721c3334cabc724f5b1a922b38892eeb4005c033e0a18df2e40e34cc468c5"`
[INFO] [stdout] 351721c3334cabc724f5b1a922b38892eeb4005c033e0a18df2e40e34cc468c5
[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/WendySanarwanto/rust-tutorial-control-flow:/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] f748763194cf2e794615724ac0953eead460803cd99f1bf474fb0bb74adeee3e
[INFO] running `"docker" "start" "-a" "f748763194cf2e794615724ac0953eead460803cd99f1bf474fb0bb74adeee3e"`
[INFO] [stderr]    Compiling control v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "f748763194cf2e794615724ac0953eead460803cd99f1bf474fb0bb74adeee3e"`
[INFO] running `"docker" "rm" "-f" "f748763194cf2e794615724ac0953eead460803cd99f1bf474fb0bb74adeee3e"`
[INFO] [stdout] f748763194cf2e794615724ac0953eead460803cd99f1bf474fb0bb74adeee3e
[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/WendySanarwanto/rust-tutorial-control-flow:/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] 671821e6add09a9b975565a03fd38e0136f371ffa6ef2d4ede920bf9fcb1aca4
[INFO] running `"docker" "start" "-a" "671821e6add09a9b975565a03fd38e0136f371ffa6ef2d4ede920bf9fcb1aca4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/control-73e53b65f9562998
[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" "671821e6add09a9b975565a03fd38e0136f371ffa6ef2d4ede920bf9fcb1aca4"`
[INFO] running `"docker" "rm" "-f" "671821e6add09a9b975565a03fd38e0136f371ffa6ef2d4ede920bf9fcb1aca4"`
[INFO] [stdout] 671821e6add09a9b975565a03fd38e0136f371ffa6ef2d4ede920bf9fcb1aca4