[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-1.38-1/sources/1.37.0/gh/DdZ-Fred/rust_nth_fibonacci_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/gh/DdZ-Fred/rust_nth_fibonacci_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of DdZ-Fred/rust_nth_fibonacci_number 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 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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 DdZ-Fred/rust_nth_fibonacci_number 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-5/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/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 36eb2540bdb3334ec9bd110aafbb8bb7f8220492ac107c888105dbf084fb19a4
[INFO] running `"docker" "start" "-a" "36eb2540bdb3334ec9bd110aafbb8bb7f8220492ac107c888105dbf084fb19a4"`
[INFO] [stderr]    Compiling rust_nth_fibonacci_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "36eb2540bdb3334ec9bd110aafbb8bb7f8220492ac107c888105dbf084fb19a4"`
[INFO] running `"docker" "rm" "-f" "36eb2540bdb3334ec9bd110aafbb8bb7f8220492ac107c888105dbf084fb19a4"`
[INFO] [stdout] 36eb2540bdb3334ec9bd110aafbb8bb7f8220492ac107c888105dbf084fb19a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 859fa2f77f74d5762416b10e3ab476780772b3d5ab902adbd89a3c9de78559d4
[INFO] running `"docker" "start" "-a" "859fa2f77f74d5762416b10e3ab476780772b3d5ab902adbd89a3c9de78559d4"`
[INFO] [stderr]    Compiling rust_nth_fibonacci_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "859fa2f77f74d5762416b10e3ab476780772b3d5ab902adbd89a3c9de78559d4"`
[INFO] running `"docker" "rm" "-f" "859fa2f77f74d5762416b10e3ab476780772b3d5ab902adbd89a3c9de78559d4"`
[INFO] [stdout] 859fa2f77f74d5762416b10e3ab476780772b3d5ab902adbd89a3c9de78559d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7f9313158a30a2f5b6dc96f8caa116c9c873f7e42a5239a794306fcadaba5d49
[INFO] running `"docker" "start" "-a" "7f9313158a30a2f5b6dc96f8caa116c9c873f7e42a5239a794306fcadaba5d49"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_nth_fibonacci_number-7d59f7abea366c87
[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" "7f9313158a30a2f5b6dc96f8caa116c9c873f7e42a5239a794306fcadaba5d49"`
[INFO] running `"docker" "rm" "-f" "7f9313158a30a2f5b6dc96f8caa116c9c873f7e42a5239a794306fcadaba5d49"`
[INFO] [stdout] 7f9313158a30a2f5b6dc96f8caa116c9c873f7e42a5239a794306fcadaba5d49