[INFO] updating cached repository rrybarczyk/fib-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rrybarczyk/fib-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rrybarczyk/fib-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/rrybarczyk/fib-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rrybarczyk/fib-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rrybarczyk/fib-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rrybarczyk/fib-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rrybarczyk/fib-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d48569cd2ef4cff6f397cf5d90b91a786548d168
[INFO] sha for GitHub repo rrybarczyk/fib-rs: d48569cd2ef4cff6f397cf5d90b91a786548d168
[INFO] validating manifest of rrybarczyk/fib-rs 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 rrybarczyk/fib-rs 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 rrybarczyk/fib-rs
[INFO] finished frobbing rrybarczyk/fib-rs
[INFO] frobbed toml for rrybarczyk/fib-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/rrybarczyk/fib-rs/Cargo.toml
[INFO] started frobbing rrybarczyk/fib-rs
[INFO] finished frobbing rrybarczyk/fib-rs
[INFO] frobbed toml for rrybarczyk/fib-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rrybarczyk/fib-rs/Cargo.toml
[INFO] crate rrybarczyk/fib-rs 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 rrybarczyk/fib-rs 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-6/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/rrybarczyk/fib-rs:/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] f0e7445bd97b7132c70c8d8655da884564ec51a06fa5b6ccc092be102d57498c
[INFO] running `"docker" "start" "-a" "f0e7445bd97b7132c70c8d8655da884564ec51a06fa5b6ccc092be102d57498c"`
[INFO] [stderr]    Compiling fib v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "f0e7445bd97b7132c70c8d8655da884564ec51a06fa5b6ccc092be102d57498c"`
[INFO] running `"docker" "rm" "-f" "f0e7445bd97b7132c70c8d8655da884564ec51a06fa5b6ccc092be102d57498c"`
[INFO] [stdout] f0e7445bd97b7132c70c8d8655da884564ec51a06fa5b6ccc092be102d57498c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/rrybarczyk/fib-rs:/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] ce505c4693cba5ca8d5fb2b6142c53e54f622fe3a6067005d5b3ef03c27537ee
[INFO] running `"docker" "start" "-a" "ce505c4693cba5ca8d5fb2b6142c53e54f622fe3a6067005d5b3ef03c27537ee"`
[INFO] [stderr]    Compiling fib v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "ce505c4693cba5ca8d5fb2b6142c53e54f622fe3a6067005d5b3ef03c27537ee"`
[INFO] running `"docker" "rm" "-f" "ce505c4693cba5ca8d5fb2b6142c53e54f622fe3a6067005d5b3ef03c27537ee"`
[INFO] [stdout] ce505c4693cba5ca8d5fb2b6142c53e54f622fe3a6067005d5b3ef03c27537ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/rrybarczyk/fib-rs:/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] eaa4fd5fa45e85bbb8b6c33f9b42b529f45514cca3fc9526f14d1c497b66a79c
[INFO] running `"docker" "start" "-a" "eaa4fd5fa45e85bbb8b6c33f9b42b529f45514cca3fc9526f14d1c497b66a79c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fib-3c328501a5770ee2
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test run::fib_recursive_method ... ok
[INFO] [stdout] test run::fib_memoized_method ... ok
[INFO] [stdout] test run::fib_bottom_up_method ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fib-efa538adaeabddd6
[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] [stderr]    Doc-tests fib
[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" "eaa4fd5fa45e85bbb8b6c33f9b42b529f45514cca3fc9526f14d1c497b66a79c"`
[INFO] running `"docker" "rm" "-f" "eaa4fd5fa45e85bbb8b6c33f9b42b529f45514cca3fc9526f14d1c497b66a79c"`
[INFO] [stdout] eaa4fd5fa45e85bbb8b6c33f9b42b529f45514cca3fc9526f14d1c497b66a79c