[INFO] updating cached repository DdZ-Fred/rust_nth_fibonacci_number
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DdZ-Fred/rust_nth_fibonacci_number
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DdZ-Fred/rust_nth_fibonacci_number" "work/ex/beta-1.37-6/sources/1.36.0/gh/DdZ-Fred/rust_nth_fibonacci_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DdZ-Fred/rust_nth_fibonacci_number'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DdZ-Fred/rust_nth_fibonacci_number" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DdZ-Fred/rust_nth_fibonacci_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DdZ-Fred/rust_nth_fibonacci_number'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1c32896563af82afb8aa4f5fd685c5af31f7f364
[INFO] sha for GitHub repo DdZ-Fred/rust_nth_fibonacci_number: 1c32896563af82afb8aa4f5fd685c5af31f7f364
[INFO] validating manifest of DdZ-Fred/rust_nth_fibonacci_number 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 DdZ-Fred/rust_nth_fibonacci_number 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 DdZ-Fred/rust_nth_fibonacci_number
[INFO] finished frobbing DdZ-Fred/rust_nth_fibonacci_number
[INFO] frobbed toml for DdZ-Fred/rust_nth_fibonacci_number written to work/ex/beta-1.37-6/sources/1.36.0/gh/DdZ-Fred/rust_nth_fibonacci_number/Cargo.toml
[INFO] started frobbing DdZ-Fred/rust_nth_fibonacci_number
[INFO] finished frobbing DdZ-Fred/rust_nth_fibonacci_number
[INFO] frobbed toml for DdZ-Fred/rust_nth_fibonacci_number written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DdZ-Fred/rust_nth_fibonacci_number/Cargo.toml
[INFO] crate DdZ-Fred/rust_nth_fibonacci_number 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 DdZ-Fred/rust_nth_fibonacci_number 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-4/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/DdZ-Fred/rust_nth_fibonacci_number:/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] f403e965aad3df696be2283673eaeaeca6a627b231020c13df9ba1e9c8f6fe56
[INFO] running `"docker" "start" "-a" "f403e965aad3df696be2283673eaeaeca6a627b231020c13df9ba1e9c8f6fe56"`
[INFO] [stderr]    Compiling rust_nth_fibonacci_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "f403e965aad3df696be2283673eaeaeca6a627b231020c13df9ba1e9c8f6fe56"`
[INFO] running `"docker" "rm" "-f" "f403e965aad3df696be2283673eaeaeca6a627b231020c13df9ba1e9c8f6fe56"`
[INFO] [stdout] f403e965aad3df696be2283673eaeaeca6a627b231020c13df9ba1e9c8f6fe56
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/DdZ-Fred/rust_nth_fibonacci_number:/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] 28af26c3d6c0334b8cf6445a1154d237d6eeac931286a68642d5bdaadc19279d
[INFO] running `"docker" "start" "-a" "28af26c3d6c0334b8cf6445a1154d237d6eeac931286a68642d5bdaadc19279d"`
[INFO] [stderr]    Compiling rust_nth_fibonacci_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "28af26c3d6c0334b8cf6445a1154d237d6eeac931286a68642d5bdaadc19279d"`
[INFO] running `"docker" "rm" "-f" "28af26c3d6c0334b8cf6445a1154d237d6eeac931286a68642d5bdaadc19279d"`
[INFO] [stdout] 28af26c3d6c0334b8cf6445a1154d237d6eeac931286a68642d5bdaadc19279d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/DdZ-Fred/rust_nth_fibonacci_number:/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] c74acb95440252f16248ed03510e8d3993b080aa630ef4fbe33599e62acca18e
[INFO] running `"docker" "start" "-a" "c74acb95440252f16248ed03510e8d3993b080aa630ef4fbe33599e62acca18e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_nth_fibonacci_number-e16029f0ef74a293
[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" "c74acb95440252f16248ed03510e8d3993b080aa630ef4fbe33599e62acca18e"`
[INFO] running `"docker" "rm" "-f" "c74acb95440252f16248ed03510e8d3993b080aa630ef4fbe33599e62acca18e"`
[INFO] [stdout] c74acb95440252f16248ed03510e8d3993b080aa630ef4fbe33599e62acca18e