[INFO] updating cached repository MuhammadAliKhan1/Rust-example-2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MuhammadAliKhan1/Rust-example-2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MuhammadAliKhan1/Rust-example-2" "work/ex/beta-1.38-1/sources/1.37.0/gh/MuhammadAliKhan1/Rust-example-2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MuhammadAliKhan1/Rust-example-2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MuhammadAliKhan1/Rust-example-2" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MuhammadAliKhan1/Rust-example-2"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MuhammadAliKhan1/Rust-example-2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dfb23ddd334b166d35f21357e0dc71fb46efa198
[INFO] sha for GitHub repo MuhammadAliKhan1/Rust-example-2: dfb23ddd334b166d35f21357e0dc71fb46efa198
[INFO] validating manifest of MuhammadAliKhan1/Rust-example-2 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 MuhammadAliKhan1/Rust-example-2 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 MuhammadAliKhan1/Rust-example-2
[INFO] finished frobbing MuhammadAliKhan1/Rust-example-2
[INFO] frobbed toml for MuhammadAliKhan1/Rust-example-2 written to work/ex/beta-1.38-1/sources/1.37.0/gh/MuhammadAliKhan1/Rust-example-2/Cargo.toml
[INFO] started frobbing MuhammadAliKhan1/Rust-example-2
[INFO] finished frobbing MuhammadAliKhan1/Rust-example-2
[INFO] frobbed toml for MuhammadAliKhan1/Rust-example-2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MuhammadAliKhan1/Rust-example-2/Cargo.toml
[INFO] crate MuhammadAliKhan1/Rust-example-2 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 MuhammadAliKhan1/Rust-example-2 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MuhammadAliKhan1/Rust-example-2:/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] 4f442bf853b266e534e763105f9784286b4e9c12f672774a11837ec5793b2985
[INFO] running `"docker" "start" "-a" "4f442bf853b266e534e763105f9784286b4e9c12f672774a11837ec5793b2985"`
[INFO] [stderr]    Compiling f_to_c v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "4f442bf853b266e534e763105f9784286b4e9c12f672774a11837ec5793b2985"`
[INFO] running `"docker" "rm" "-f" "4f442bf853b266e534e763105f9784286b4e9c12f672774a11837ec5793b2985"`
[INFO] [stdout] 4f442bf853b266e534e763105f9784286b4e9c12f672774a11837ec5793b2985
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MuhammadAliKhan1/Rust-example-2:/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] b015e24aad9c2d1232917ff979eaa1f361ce44da35f74545108a1aa7f32ee3be
[INFO] running `"docker" "start" "-a" "b015e24aad9c2d1232917ff979eaa1f361ce44da35f74545108a1aa7f32ee3be"`
[INFO] [stderr]    Compiling f_to_c v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "b015e24aad9c2d1232917ff979eaa1f361ce44da35f74545108a1aa7f32ee3be"`
[INFO] running `"docker" "rm" "-f" "b015e24aad9c2d1232917ff979eaa1f361ce44da35f74545108a1aa7f32ee3be"`
[INFO] [stdout] b015e24aad9c2d1232917ff979eaa1f361ce44da35f74545108a1aa7f32ee3be
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MuhammadAliKhan1/Rust-example-2:/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] 36f67f30f2391d2d75a8dfda7b77b3a318c2c672e24a302f4c4b7529afcfde5c
[INFO] running `"docker" "start" "-a" "36f67f30f2391d2d75a8dfda7b77b3a318c2c672e24a302f4c4b7529afcfde5c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/f_to_c-d99edb9a9820091a
[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" "36f67f30f2391d2d75a8dfda7b77b3a318c2c672e24a302f4c4b7529afcfde5c"`
[INFO] running `"docker" "rm" "-f" "36f67f30f2391d2d75a8dfda7b77b3a318c2c672e24a302f4c4b7529afcfde5c"`
[INFO] [stdout] 36f67f30f2391d2d75a8dfda7b77b3a318c2c672e24a302f4c4b7529afcfde5c