[INFO] updating cached repository rodrigomg/variables_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rodrigomg/variables_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rodrigomg/variables_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/rodrigomg/variables_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rodrigomg/variables_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rodrigomg/variables_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rodrigomg/variables_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rodrigomg/variables_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6edd229fc4097d513e435bf238101c0652fd78e5
[INFO] sha for GitHub repo rodrigomg/variables_rust: 6edd229fc4097d513e435bf238101c0652fd78e5
[INFO] validating manifest of rodrigomg/variables_rust 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 rodrigomg/variables_rust 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 rodrigomg/variables_rust
[INFO] finished frobbing rodrigomg/variables_rust
[INFO] frobbed toml for rodrigomg/variables_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/rodrigomg/variables_rust/Cargo.toml
[INFO] started frobbing rodrigomg/variables_rust
[INFO] finished frobbing rodrigomg/variables_rust
[INFO] frobbed toml for rodrigomg/variables_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rodrigomg/variables_rust/Cargo.toml
[INFO] crate rodrigomg/variables_rust 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 rodrigomg/variables_rust 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-2/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/rodrigomg/variables_rust:/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] 561d6e8bea8d58e1b0e81fff13bf1f7bed908f94565af7d25fca38c516d643c1
[INFO] running `"docker" "start" "-a" "561d6e8bea8d58e1b0e81fff13bf1f7bed908f94565af7d25fca38c516d643c1"`
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "561d6e8bea8d58e1b0e81fff13bf1f7bed908f94565af7d25fca38c516d643c1"`
[INFO] running `"docker" "rm" "-f" "561d6e8bea8d58e1b0e81fff13bf1f7bed908f94565af7d25fca38c516d643c1"`
[INFO] [stdout] 561d6e8bea8d58e1b0e81fff13bf1f7bed908f94565af7d25fca38c516d643c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/rodrigomg/variables_rust:/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] 9a668c36dc229e2e7773d0a43cd0f34b2795c3d53c0ce9fce36115aa2f407d77
[INFO] running `"docker" "start" "-a" "9a668c36dc229e2e7773d0a43cd0f34b2795c3d53c0ce9fce36115aa2f407d77"`
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "9a668c36dc229e2e7773d0a43cd0f34b2795c3d53c0ce9fce36115aa2f407d77"`
[INFO] running `"docker" "rm" "-f" "9a668c36dc229e2e7773d0a43cd0f34b2795c3d53c0ce9fce36115aa2f407d77"`
[INFO] [stdout] 9a668c36dc229e2e7773d0a43cd0f34b2795c3d53c0ce9fce36115aa2f407d77
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/rodrigomg/variables_rust:/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] 27bbe34905c9a8ac88f5d1668302e1d8f2e940c14e0db811ac06b72be28675cf
[INFO] running `"docker" "start" "-a" "27bbe34905c9a8ac88f5d1668302e1d8f2e940c14e0db811ac06b72be28675cf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/variables-adc49d70192224be
[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" "27bbe34905c9a8ac88f5d1668302e1d8f2e940c14e0db811ac06b72be28675cf"`
[INFO] running `"docker" "rm" "-f" "27bbe34905c9a8ac88f5d1668302e1d8f2e940c14e0db811ac06b72be28675cf"`
[INFO] [stdout] 27bbe34905c9a8ac88f5d1668302e1d8f2e940c14e0db811ac06b72be28675cf