[INFO] updating cached repository tcourdy/rust_tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tcourdy/rust_tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tcourdy/rust_tutorial" "work/ex/beta-1.38-1/sources/1.37.0/gh/tcourdy/rust_tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tcourdy/rust_tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tcourdy/rust_tutorial" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tcourdy/rust_tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tcourdy/rust_tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3824a6635436f6ed0b03c4b98199edc01c5df37
[INFO] sha for GitHub repo tcourdy/rust_tutorial: c3824a6635436f6ed0b03c4b98199edc01c5df37
[INFO] validating manifest of tcourdy/rust_tutorial 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 tcourdy/rust_tutorial 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 tcourdy/rust_tutorial
[INFO] finished frobbing tcourdy/rust_tutorial
[INFO] frobbed toml for tcourdy/rust_tutorial written to work/ex/beta-1.38-1/sources/1.37.0/gh/tcourdy/rust_tutorial/Cargo.toml
[INFO] started frobbing tcourdy/rust_tutorial
[INFO] finished frobbing tcourdy/rust_tutorial
[INFO] frobbed toml for tcourdy/rust_tutorial written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tcourdy/rust_tutorial/Cargo.toml
[INFO] crate tcourdy/rust_tutorial 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 tcourdy/rust_tutorial 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-7/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/tcourdy/rust_tutorial:/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] 855dfecbb544928a85257e221f564458902e4ebb1fdf4f47b14566b8d909b060
[INFO] running `"docker" "start" "-a" "855dfecbb544928a85257e221f564458902e4ebb1fdf4f47b14566b8d909b060"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "855dfecbb544928a85257e221f564458902e4ebb1fdf4f47b14566b8d909b060"`
[INFO] running `"docker" "rm" "-f" "855dfecbb544928a85257e221f564458902e4ebb1fdf4f47b14566b8d909b060"`
[INFO] [stdout] 855dfecbb544928a85257e221f564458902e4ebb1fdf4f47b14566b8d909b060
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/tcourdy/rust_tutorial:/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] 68731baadb6203cbf2e15f83c93e3f4ecea6548f49f552232ece0598c30c53fa
[INFO] running `"docker" "start" "-a" "68731baadb6203cbf2e15f83c93e3f4ecea6548f49f552232ece0598c30c53fa"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "68731baadb6203cbf2e15f83c93e3f4ecea6548f49f552232ece0598c30c53fa"`
[INFO] running `"docker" "rm" "-f" "68731baadb6203cbf2e15f83c93e3f4ecea6548f49f552232ece0598c30c53fa"`
[INFO] [stdout] 68731baadb6203cbf2e15f83c93e3f4ecea6548f49f552232ece0598c30c53fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/tcourdy/rust_tutorial:/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] 190c4608a84315365a9674f2eb2f394cc331d078c0c5b15475b1e4def4219582
[INFO] running `"docker" "start" "-a" "190c4608a84315365a9674f2eb2f394cc331d078c0c5b15475b1e4def4219582"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-14a6613c4d839ed4
[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" "190c4608a84315365a9674f2eb2f394cc331d078c0c5b15475b1e4def4219582"`
[INFO] running `"docker" "rm" "-f" "190c4608a84315365a9674f2eb2f394cc331d078c0c5b15475b1e4def4219582"`
[INFO] [stdout] 190c4608a84315365a9674f2eb2f394cc331d078c0c5b15475b1e4def4219582