[INFO] updating cached repository AntonHermann/lin_eq_solver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AntonHermann/lin_eq_solver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AntonHermann/lin_eq_solver" "work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/lin_eq_solver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/lin_eq_solver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AntonHermann/lin_eq_solver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AntonHermann/lin_eq_solver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AntonHermann/lin_eq_solver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0ae7f13ec535fb3e0efbf115440a59034b901bcb
[INFO] sha for GitHub repo AntonHermann/lin_eq_solver: 0ae7f13ec535fb3e0efbf115440a59034b901bcb
[INFO] validating manifest of AntonHermann/lin_eq_solver 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 AntonHermann/lin_eq_solver 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 AntonHermann/lin_eq_solver
[INFO] finished frobbing AntonHermann/lin_eq_solver
[INFO] frobbed toml for AntonHermann/lin_eq_solver written to work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/lin_eq_solver/Cargo.toml
[INFO] started frobbing AntonHermann/lin_eq_solver
[INFO] finished frobbing AntonHermann/lin_eq_solver
[INFO] frobbed toml for AntonHermann/lin_eq_solver written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AntonHermann/lin_eq_solver/Cargo.toml
[INFO] crate AntonHermann/lin_eq_solver 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 AntonHermann/lin_eq_solver 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-3/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/AntonHermann/lin_eq_solver:/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] d08ff3abcc8ead1fe90bcdabbf51f77e306dbdc47bc41848de67450a0c604202
[INFO] running `"docker" "start" "-a" "d08ff3abcc8ead1fe90bcdabbf51f77e306dbdc47bc41848de67450a0c604202"`
[INFO] [stderr]    Compiling simple_logger v0.5.0
[INFO] [stderr]    Compiling lin_eq_solver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `"docker" "inspect" "d08ff3abcc8ead1fe90bcdabbf51f77e306dbdc47bc41848de67450a0c604202"`
[INFO] running `"docker" "rm" "-f" "d08ff3abcc8ead1fe90bcdabbf51f77e306dbdc47bc41848de67450a0c604202"`
[INFO] [stdout] d08ff3abcc8ead1fe90bcdabbf51f77e306dbdc47bc41848de67450a0c604202
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/AntonHermann/lin_eq_solver:/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] b203f77e66e2dd030adb213d18149dd7e49eac9bd7ae7df56887a6a655028072
[INFO] running `"docker" "start" "-a" "b203f77e66e2dd030adb213d18149dd7e49eac9bd7ae7df56887a6a655028072"`
[INFO] [stderr]    Compiling lin_eq_solver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "b203f77e66e2dd030adb213d18149dd7e49eac9bd7ae7df56887a6a655028072"`
[INFO] running `"docker" "rm" "-f" "b203f77e66e2dd030adb213d18149dd7e49eac9bd7ae7df56887a6a655028072"`
[INFO] [stdout] b203f77e66e2dd030adb213d18149dd7e49eac9bd7ae7df56887a6a655028072
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/AntonHermann/lin_eq_solver:/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] 3d84be6da321016e64b486925c90a5a67f23d55f416b43f64ece2a9342f22011
[INFO] running `"docker" "start" "-a" "3d84be6da321016e64b486925c90a5a67f23d55f416b43f64ece2a9342f22011"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lin_eq_solver-7bb33592b6a39440
[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" "3d84be6da321016e64b486925c90a5a67f23d55f416b43f64ece2a9342f22011"`
[INFO] running `"docker" "rm" "-f" "3d84be6da321016e64b486925c90a5a67f23d55f416b43f64ece2a9342f22011"`
[INFO] [stdout] 3d84be6da321016e64b486925c90a5a67f23d55f416b43f64ece2a9342f22011