[INFO] updating cached repository iLGunners/Ackermann-Function-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iLGunners/Ackermann-Function-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iLGunners/Ackermann-Function-Rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/iLGunners/Ackermann-Function-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/iLGunners/Ackermann-Function-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iLGunners/Ackermann-Function-Rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iLGunners/Ackermann-Function-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iLGunners/Ackermann-Function-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 687d274cad3ce5255b8b3fe07571f17130a375ed
[INFO] sha for GitHub repo iLGunners/Ackermann-Function-Rust: 687d274cad3ce5255b8b3fe07571f17130a375ed
[INFO] validating manifest of iLGunners/Ackermann-Function-Rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of iLGunners/Ackermann-Function-Rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing iLGunners/Ackermann-Function-Rust
[INFO] finished frobbing iLGunners/Ackermann-Function-Rust
[INFO] frobbed toml for iLGunners/Ackermann-Function-Rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/iLGunners/Ackermann-Function-Rust/Cargo.toml
[INFO] started frobbing iLGunners/Ackermann-Function-Rust
[INFO] finished frobbing iLGunners/Ackermann-Function-Rust
[INFO] frobbed toml for iLGunners/Ackermann-Function-Rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iLGunners/Ackermann-Function-Rust/Cargo.toml
[INFO] crate iLGunners/Ackermann-Function-Rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing iLGunners/Ackermann-Function-Rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iLGunners/Ackermann-Function-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 779752820ab9a68bd0d331417edc71cf52a39a1c3942036175d7b43eaf7c4068
[INFO] running `"docker" "start" "-a" "779752820ab9a68bd0d331417edc71cf52a39a1c3942036175d7b43eaf7c4068"`
[INFO] [stderr]    Compiling ackermann-function-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "779752820ab9a68bd0d331417edc71cf52a39a1c3942036175d7b43eaf7c4068"`
[INFO] running `"docker" "rm" "-f" "779752820ab9a68bd0d331417edc71cf52a39a1c3942036175d7b43eaf7c4068"`
[INFO] [stdout] 779752820ab9a68bd0d331417edc71cf52a39a1c3942036175d7b43eaf7c4068
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iLGunners/Ackermann-Function-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6918cbd94e91b1d63caf26449b9aba6dbb9fc69b567fbdad26dc407508f16964
[INFO] running `"docker" "start" "-a" "6918cbd94e91b1d63caf26449b9aba6dbb9fc69b567fbdad26dc407508f16964"`
[INFO] [stderr]    Compiling ackermann-function-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "6918cbd94e91b1d63caf26449b9aba6dbb9fc69b567fbdad26dc407508f16964"`
[INFO] running `"docker" "rm" "-f" "6918cbd94e91b1d63caf26449b9aba6dbb9fc69b567fbdad26dc407508f16964"`
[INFO] [stdout] 6918cbd94e91b1d63caf26449b9aba6dbb9fc69b567fbdad26dc407508f16964
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iLGunners/Ackermann-Function-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d300fa10a3d0dec2be1b00da89f65df9097e725ae5651625bc37f8e4583bb5b1
[INFO] running `"docker" "start" "-a" "d300fa10a3d0dec2be1b00da89f65df9097e725ae5651625bc37f8e4583bb5b1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ackermann_function_rust-c9a87d71d26d940c
[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" "d300fa10a3d0dec2be1b00da89f65df9097e725ae5651625bc37f8e4583bb5b1"`
[INFO] running `"docker" "rm" "-f" "d300fa10a3d0dec2be1b00da89f65df9097e725ae5651625bc37f8e4583bb5b1"`
[INFO] [stdout] d300fa10a3d0dec2be1b00da89f65df9097e725ae5651625bc37f8e4583bb5b1