[INFO] updating cached repository SamwelOpiyo/Rust-Code
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SamwelOpiyo/Rust-Code
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SamwelOpiyo/Rust-Code" "work/ex/beta-1.38-1/sources/1.37.0/gh/SamwelOpiyo/Rust-Code"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SamwelOpiyo/Rust-Code'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SamwelOpiyo/Rust-Code" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SamwelOpiyo/Rust-Code"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SamwelOpiyo/Rust-Code'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a8b57a792b81a120989b5e12b452df3aaf0acacf
[INFO] sha for GitHub repo SamwelOpiyo/Rust-Code: a8b57a792b81a120989b5e12b452df3aaf0acacf
[INFO] validating manifest of SamwelOpiyo/Rust-Code 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 SamwelOpiyo/Rust-Code 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 SamwelOpiyo/Rust-Code
[INFO] finished frobbing SamwelOpiyo/Rust-Code
[INFO] frobbed toml for SamwelOpiyo/Rust-Code written to work/ex/beta-1.38-1/sources/1.37.0/gh/SamwelOpiyo/Rust-Code/Cargo.toml
[INFO] started frobbing SamwelOpiyo/Rust-Code
[INFO] finished frobbing SamwelOpiyo/Rust-Code
[INFO] frobbed toml for SamwelOpiyo/Rust-Code written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SamwelOpiyo/Rust-Code/Cargo.toml
[INFO] crate SamwelOpiyo/Rust-Code 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing SamwelOpiyo/Rust-Code against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SamwelOpiyo/Rust-Code:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a1226f0d3317ce16e09f9e56b14c0ebb844221dbcc312cde9b6dddf31d53c52c
[INFO] running `"docker" "start" "-a" "a1226f0d3317ce16e09f9e56b14c0ebb844221dbcc312cde9b6dddf31d53c52c"`
[INFO] [stderr]    Compiling itertools v0.7.9
[INFO] [stderr]    Compiling rust_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `"docker" "inspect" "a1226f0d3317ce16e09f9e56b14c0ebb844221dbcc312cde9b6dddf31d53c52c"`
[INFO] running `"docker" "rm" "-f" "a1226f0d3317ce16e09f9e56b14c0ebb844221dbcc312cde9b6dddf31d53c52c"`
[INFO] [stdout] a1226f0d3317ce16e09f9e56b14c0ebb844221dbcc312cde9b6dddf31d53c52c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SamwelOpiyo/Rust-Code:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c7baf18f62539926daf54cdf96f6e56320dd24d527e8cbc84702a8159df6cb2d
[INFO] running `"docker" "start" "-a" "c7baf18f62539926daf54cdf96f6e56320dd24d527e8cbc84702a8159df6cb2d"`
[INFO] [stderr]    Compiling rust_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "c7baf18f62539926daf54cdf96f6e56320dd24d527e8cbc84702a8159df6cb2d"`
[INFO] running `"docker" "rm" "-f" "c7baf18f62539926daf54cdf96f6e56320dd24d527e8cbc84702a8159df6cb2d"`
[INFO] [stdout] c7baf18f62539926daf54cdf96f6e56320dd24d527e8cbc84702a8159df6cb2d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SamwelOpiyo/Rust-Code:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 227910516eeefcbf03c26f46dc339146079f2a5b3aee3ada3fcf0d4719555907
[INFO] running `"docker" "start" "-a" "227910516eeefcbf03c26f46dc339146079f2a5b3aee3ada3fcf0d4719555907"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_project-15a3ed5128fdfb6d
[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" "227910516eeefcbf03c26f46dc339146079f2a5b3aee3ada3fcf0d4719555907"`
[INFO] running `"docker" "rm" "-f" "227910516eeefcbf03c26f46dc339146079f2a5b3aee3ada3fcf0d4719555907"`
[INFO] [stdout] 227910516eeefcbf03c26f46dc339146079f2a5b3aee3ada3fcf0d4719555907