[INFO] updating cached repository EWarringer/variables_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/EWarringer/variables_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/EWarringer/variables_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/EWarringer/variables_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/EWarringer/variables_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/EWarringer/variables_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EWarringer/variables_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EWarringer/variables_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7423b5da3d2a10793fd0b73dfb6f0947028e6bc0
[INFO] sha for GitHub repo EWarringer/variables_rust: 7423b5da3d2a10793fd0b73dfb6f0947028e6bc0
[INFO] validating manifest of EWarringer/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 EWarringer/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 EWarringer/variables_rust
[INFO] finished frobbing EWarringer/variables_rust
[INFO] frobbed toml for EWarringer/variables_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/EWarringer/variables_rust/Cargo.toml
[INFO] started frobbing EWarringer/variables_rust
[INFO] finished frobbing EWarringer/variables_rust
[INFO] frobbed toml for EWarringer/variables_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EWarringer/variables_rust/Cargo.toml
[INFO] crate EWarringer/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 EWarringer/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/EWarringer/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] 18db3f34072d7103c6e124a8d45f590f95444b8427dc545fa8e813942f88b2a5
[INFO] running `"docker" "start" "-a" "18db3f34072d7103c6e124a8d45f590f95444b8427dc545fa8e813942f88b2a5"`
[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" "18db3f34072d7103c6e124a8d45f590f95444b8427dc545fa8e813942f88b2a5"`
[INFO] running `"docker" "rm" "-f" "18db3f34072d7103c6e124a8d45f590f95444b8427dc545fa8e813942f88b2a5"`
[INFO] [stdout] 18db3f34072d7103c6e124a8d45f590f95444b8427dc545fa8e813942f88b2a5
[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/EWarringer/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] fc245df6f4d47ec76346bc2b226fdbe37736f68e1e90069b1bb2110ed2a235e7
[INFO] running `"docker" "start" "-a" "fc245df6f4d47ec76346bc2b226fdbe37736f68e1e90069b1bb2110ed2a235e7"`
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "fc245df6f4d47ec76346bc2b226fdbe37736f68e1e90069b1bb2110ed2a235e7"`
[INFO] running `"docker" "rm" "-f" "fc245df6f4d47ec76346bc2b226fdbe37736f68e1e90069b1bb2110ed2a235e7"`
[INFO] [stdout] fc245df6f4d47ec76346bc2b226fdbe37736f68e1e90069b1bb2110ed2a235e7
[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/EWarringer/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] a8456b56d11749f06f918592e9fa7750eaa8ad1cdc1082a6493cd200c079c09e
[INFO] running `"docker" "start" "-a" "a8456b56d11749f06f918592e9fa7750eaa8ad1cdc1082a6493cd200c079c09e"`
[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" "a8456b56d11749f06f918592e9fa7750eaa8ad1cdc1082a6493cd200c079c09e"`
[INFO] running `"docker" "rm" "-f" "a8456b56d11749f06f918592e9fa7750eaa8ad1cdc1082a6493cd200c079c09e"`
[INFO] [stdout] a8456b56d11749f06f918592e9fa7750eaa8ad1cdc1082a6493cd200c079c09e