[INFO] updating cached repository breezeplusblocks/study_rust_fibonacci
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/breezeplusblocks/study_rust_fibonacci
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/breezeplusblocks/study_rust_fibonacci" "work/ex/beta-1.37-6/sources/1.36.0/gh/breezeplusblocks/study_rust_fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/breezeplusblocks/study_rust_fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/breezeplusblocks/study_rust_fibonacci" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/breezeplusblocks/study_rust_fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/breezeplusblocks/study_rust_fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16879f4537bcc85720bc50628f371a7c9b2734c5
[INFO] sha for GitHub repo breezeplusblocks/study_rust_fibonacci: 16879f4537bcc85720bc50628f371a7c9b2734c5
[INFO] validating manifest of breezeplusblocks/study_rust_fibonacci 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 breezeplusblocks/study_rust_fibonacci 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 breezeplusblocks/study_rust_fibonacci
[INFO] finished frobbing breezeplusblocks/study_rust_fibonacci
[INFO] frobbed toml for breezeplusblocks/study_rust_fibonacci written to work/ex/beta-1.37-6/sources/1.36.0/gh/breezeplusblocks/study_rust_fibonacci/Cargo.toml
[INFO] started frobbing breezeplusblocks/study_rust_fibonacci
[INFO] finished frobbing breezeplusblocks/study_rust_fibonacci
[INFO] frobbed toml for breezeplusblocks/study_rust_fibonacci written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/breezeplusblocks/study_rust_fibonacci/Cargo.toml
[INFO] crate breezeplusblocks/study_rust_fibonacci 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing breezeplusblocks/study_rust_fibonacci 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-1/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/breezeplusblocks/study_rust_fibonacci:/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] 7d00d1cfb5b5cdffe3a52f9812d58edbbebf15e233d43568527905c09fed950a
[INFO] running `"docker" "start" "-a" "7d00d1cfb5b5cdffe3a52f9812d58edbbebf15e233d43568527905c09fed950a"`
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "7d00d1cfb5b5cdffe3a52f9812d58edbbebf15e233d43568527905c09fed950a"`
[INFO] running `"docker" "rm" "-f" "7d00d1cfb5b5cdffe3a52f9812d58edbbebf15e233d43568527905c09fed950a"`
[INFO] [stdout] 7d00d1cfb5b5cdffe3a52f9812d58edbbebf15e233d43568527905c09fed950a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/breezeplusblocks/study_rust_fibonacci:/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] 098d49a89dccd4d2ae15c36674d924fa8ae0b55ec9bcd30b862126567c28d2c0
[INFO] running `"docker" "start" "-a" "098d49a89dccd4d2ae15c36674d924fa8ae0b55ec9bcd30b862126567c28d2c0"`
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "098d49a89dccd4d2ae15c36674d924fa8ae0b55ec9bcd30b862126567c28d2c0"`
[INFO] running `"docker" "rm" "-f" "098d49a89dccd4d2ae15c36674d924fa8ae0b55ec9bcd30b862126567c28d2c0"`
[INFO] [stdout] 098d49a89dccd4d2ae15c36674d924fa8ae0b55ec9bcd30b862126567c28d2c0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/breezeplusblocks/study_rust_fibonacci:/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] e0a2374621a616b98149d68ca073f8e8587a17b6110a7eea16f56d7d561153c8
[INFO] running `"docker" "start" "-a" "e0a2374621a616b98149d68ca073f8e8587a17b6110a7eea16f56d7d561153c8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[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]      Running /opt/crater/target/debug/deps/fibonacci-e1f382be7c918318
[INFO] running `"docker" "inspect" "e0a2374621a616b98149d68ca073f8e8587a17b6110a7eea16f56d7d561153c8"`
[INFO] running `"docker" "rm" "-f" "e0a2374621a616b98149d68ca073f8e8587a17b6110a7eea16f56d7d561153c8"`
[INFO] [stdout] e0a2374621a616b98149d68ca073f8e8587a17b6110a7eea16f56d7d561153c8