[INFO] updating cached repository BolajiOlajide/rust_variables
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BolajiOlajide/rust_variables
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BolajiOlajide/rust_variables" "work/ex/beta-1.38-1/sources/1.37.0/gh/BolajiOlajide/rust_variables"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/BolajiOlajide/rust_variables'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BolajiOlajide/rust_variables" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BolajiOlajide/rust_variables"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BolajiOlajide/rust_variables'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c6d49a4034411ac6d6a6e92677a8fb588cf8cff0
[INFO] sha for GitHub repo BolajiOlajide/rust_variables: c6d49a4034411ac6d6a6e92677a8fb588cf8cff0
[INFO] validating manifest of BolajiOlajide/rust_variables 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 BolajiOlajide/rust_variables 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 BolajiOlajide/rust_variables
[INFO] finished frobbing BolajiOlajide/rust_variables
[INFO] frobbed toml for BolajiOlajide/rust_variables written to work/ex/beta-1.38-1/sources/1.37.0/gh/BolajiOlajide/rust_variables/Cargo.toml
[INFO] started frobbing BolajiOlajide/rust_variables
[INFO] finished frobbing BolajiOlajide/rust_variables
[INFO] frobbed toml for BolajiOlajide/rust_variables written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/BolajiOlajide/rust_variables/Cargo.toml
[INFO] crate BolajiOlajide/rust_variables 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 BolajiOlajide/rust_variables 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/BolajiOlajide/rust_variables:/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] da4140787884377481191e04753972ac0498b0fdde34cef95ca483691034b3f0
[INFO] running `"docker" "start" "-a" "da4140787884377481191e04753972ac0498b0fdde34cef95ca483691034b3f0"`
[INFO] [stderr]    Compiling rust_variables v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "da4140787884377481191e04753972ac0498b0fdde34cef95ca483691034b3f0"`
[INFO] running `"docker" "rm" "-f" "da4140787884377481191e04753972ac0498b0fdde34cef95ca483691034b3f0"`
[INFO] [stdout] da4140787884377481191e04753972ac0498b0fdde34cef95ca483691034b3f0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/BolajiOlajide/rust_variables:/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] 0c5934341a1857811b1cb051a730f9a72c7f61158fb36c958d034dbc353ed8ff
[INFO] running `"docker" "start" "-a" "0c5934341a1857811b1cb051a730f9a72c7f61158fb36c958d034dbc353ed8ff"`
[INFO] [stderr]    Compiling rust_variables v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "0c5934341a1857811b1cb051a730f9a72c7f61158fb36c958d034dbc353ed8ff"`
[INFO] running `"docker" "rm" "-f" "0c5934341a1857811b1cb051a730f9a72c7f61158fb36c958d034dbc353ed8ff"`
[INFO] [stdout] 0c5934341a1857811b1cb051a730f9a72c7f61158fb36c958d034dbc353ed8ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/BolajiOlajide/rust_variables:/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] 896787bb2c8973e70e152c38466e749d7985120c679309edd205c4b4597116d4
[INFO] running `"docker" "start" "-a" "896787bb2c8973e70e152c38466e749d7985120c679309edd205c4b4597116d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_variables-4a0558796d7528f9
[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" "896787bb2c8973e70e152c38466e749d7985120c679309edd205c4b4597116d4"`
[INFO] running `"docker" "rm" "-f" "896787bb2c8973e70e152c38466e749d7985120c679309edd205c4b4597116d4"`
[INFO] [stdout] 896787bb2c8973e70e152c38466e749d7985120c679309edd205c4b4597116d4