./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 078eafdb571868894c038a80ec14b552193cf718 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 078eafdb571868894c038a80ec14b552193cf718 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:34,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:34,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:34,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:34,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:34,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:34,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:34,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:34,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:34,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:34,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:34,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:34,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:34,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:34,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:34,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:34,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:34,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:34,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:34,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:34,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:34,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:34,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:34,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:34,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:34,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:34,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:34,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:34,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:34,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:34,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:34,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:34,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:34,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:34,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:34,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:34,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:34,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:34,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:34,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:34,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:34,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:24:34,294 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:34,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:34,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:34,295 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:34,296 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:34,296 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:34,296 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:24:34,297 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:34,297 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:34,297 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:24:34,297 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:24:34,298 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:34,298 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:24:34,298 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:24:34,299 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:24:34,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:34,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:34,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:24:34,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:34,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:34,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:34,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:34,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:34,302 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:34,302 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:34,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:34,303 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:34,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:34,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:34,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:34,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:34,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:34,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:34,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:34,306 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:24:34,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:24:34,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:34,306 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:34,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:34,307 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 078eafdb571868894c038a80ec14b552193cf718 [2021-10-11 02:24:34,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:34,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:34,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:34,578 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:34,578 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:34,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2021-10-11 02:24:34,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/6e73bcb77/254664d2af6d43439b550f1b7f3b0cd3/FLAG52c43ec00 [2021-10-11 02:24:35,171 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:35,172 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2021-10-11 02:24:35,186 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/6e73bcb77/254664d2af6d43439b550f1b7f3b0cd3/FLAG52c43ec00 [2021-10-11 02:24:35,497 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/6e73bcb77/254664d2af6d43439b550f1b7f3b0cd3 [2021-10-11 02:24:35,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:35,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:35,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:35,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:35,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:35,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:35" (1/1) ... [2021-10-11 02:24:35,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32241726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:35, skipping insertion in model container [2021-10-11 02:24:35,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:35" (1/1) ... [2021-10-11 02:24:35,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:35,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:35,896 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c[15846,15859] [2021-10-11 02:24:35,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:35,948 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:24:35,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65cb81d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:35, skipping insertion in model container [2021-10-11 02:24:35,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:35,950 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:24:35,952 INFO L168 Benchmark]: Toolchain (without parser) took 449.85 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 71.0 MB in the beginning and 98.4 MB in the end (delta: -27.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:35,954 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 60.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:24:35,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.11 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 70.9 MB in the beginning and 98.4 MB in the end (delta: -27.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:24:35,959 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory was 60.4 MB in the beginning and 60.3 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 435.11 ms. Allocated memory was 102.8 MB in the beginning and 125.8 MB in the end (delta: 23.1 MB). Free memory was 70.9 MB in the beginning and 98.4 MB in the end (delta: -27.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:24:38,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:24:38,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:24:38,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:24:38,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:24:38,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:24:38,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:24:38,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:24:38,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:24:38,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:24:38,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:24:38,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:24:38,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:24:38,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:24:38,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:24:38,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:24:38,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:24:38,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:24:38,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:24:38,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:24:38,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:24:38,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:24:38,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:24:38,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:24:38,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:24:38,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:24:38,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:24:38,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:24:38,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:24:38,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:24:38,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:24:38,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:24:38,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:24:38,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:24:38,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:24:38,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:24:38,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:24:38,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:24:38,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:24:38,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:24:38,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:24:38,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:24:38,461 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:24:38,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:24:38,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:24:38,463 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:24:38,464 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:24:38,464 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:24:38,464 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:24:38,464 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:24:38,465 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:24:38,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:24:38,466 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:24:38,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:24:38,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:24:38,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:24:38,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:24:38,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:24:38,468 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:24:38,468 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:24:38,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:24:38,468 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:24:38,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:24:38,469 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:24:38,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:24:38,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:24:38,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:24:38,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:24:38,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:38,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:24:38,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:24:38,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:24:38,471 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:24:38,472 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:38,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:24:38,472 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:24:38,472 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:24:38,473 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 078eafdb571868894c038a80ec14b552193cf718 [2021-10-11 02:24:38,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:24:38,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:24:38,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:24:38,861 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:24:38,868 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:24:38,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2021-10-11 02:24:38,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/87b8420c3/e4e46bebaa7d418a89108f248c509699/FLAGbb0c5aeac [2021-10-11 02:24:39,547 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:24:39,548 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2021-10-11 02:24:39,561 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/87b8420c3/e4e46bebaa7d418a89108f248c509699/FLAGbb0c5aeac [2021-10-11 02:24:39,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/data/87b8420c3/e4e46bebaa7d418a89108f248c509699 [2021-10-11 02:24:39,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:24:39,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:24:39,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:39,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:24:39,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:24:39,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:39" (1/1) ... [2021-10-11 02:24:39,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dba49f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:39, skipping insertion in model container [2021-10-11 02:24:39,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:24:39" (1/1) ... [2021-10-11 02:24:39,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:24:39,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:40,166 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c[15846,15859] [2021-10-11 02:24:40,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:40,214 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:24:40,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:24:40,373 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c[15846,15859] [2021-10-11 02:24:40,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:40,401 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:24:40,481 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c[15846,15859] [2021-10-11 02:24:40,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:24:40,540 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:24:40,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40 WrapperNode [2021-10-11 02:24:40,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:24:40,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:40,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:24:40,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:24:40,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:24:40,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:24:40,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:24:40,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:24:40,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... [2021-10-11 02:24:40,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:24:40,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:24:40,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:24:40,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:24:40,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:24:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:24:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:24:40,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:24:40,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:24:43,403 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:24:43,403 INFO L299 CfgBuilder]: Removed 110 assume(true) statements. [2021-10-11 02:24:43,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:43 BoogieIcfgContainer [2021-10-11 02:24:43,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:24:43,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:24:43,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:24:43,417 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:24:43,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:24:39" (1/3) ... [2021-10-11 02:24:43,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@86506eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:43, skipping insertion in model container [2021-10-11 02:24:43,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:24:40" (2/3) ... [2021-10-11 02:24:43,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@86506eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:24:43, skipping insertion in model container [2021-10-11 02:24:43,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:43" (3/3) ... [2021-10-11 02:24:43,420 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2021-10-11 02:24:43,435 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:24:43,439 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:24:43,450 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:24:43,475 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:24:43,475 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:24:43,475 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:24:43,475 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:24:43,475 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:24:43,475 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:24:43,475 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:24:43,475 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:24:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states. [2021-10-11 02:24:43,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:24:43,495 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:43,496 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:43,497 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:43,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:43,503 INFO L82 PathProgramCache]: Analyzing trace with hash -679137529, now seen corresponding path program 1 times [2021-10-11 02:24:43,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:43,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2129864189] [2021-10-11 02:24:43,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:43,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:24:43,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:43,871 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:43,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2129864189] [2021-10-11 02:24:43,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:43,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:43,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930379417] [2021-10-11 02:24:43,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:24:43,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:43,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:24:43,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:43,899 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 2 states. [2021-10-11 02:24:43,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:43,950 INFO L93 Difference]: Finished difference Result 167 states and 250 transitions. [2021-10-11 02:24:43,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:24:43,953 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:24:43,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:43,973 INFO L225 Difference]: With dead ends: 167 [2021-10-11 02:24:43,973 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 02:24:43,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:24:43,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 02:24:44,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-11 02:24:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 02:24:44,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2021-10-11 02:24:44,040 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 19 [2021-10-11 02:24:44,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:44,041 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2021-10-11 02:24:44,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:24:44,041 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2021-10-11 02:24:44,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:24:44,042 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:44,042 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:44,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:24:44,263 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:44,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:44,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1126882024, now seen corresponding path program 1 times [2021-10-11 02:24:44,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:44,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1063373977] [2021-10-11 02:24:44,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:44,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:44,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:44,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:44,533 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:44,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1063373977] [2021-10-11 02:24:44,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:44,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:44,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66294830] [2021-10-11 02:24:44,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:44,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:44,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:44,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:44,557 INFO L87 Difference]: Start difference. First operand 83 states and 117 transitions. Second operand 3 states. [2021-10-11 02:24:44,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:44,568 INFO L93 Difference]: Finished difference Result 83 states and 117 transitions. [2021-10-11 02:24:44,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:44,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:24:44,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:44,570 INFO L225 Difference]: With dead ends: 83 [2021-10-11 02:24:44,570 INFO L226 Difference]: Without dead ends: 38 [2021-10-11 02:24:44,572 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:44,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-10-11 02:24:44,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2021-10-11 02:24:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-10-11 02:24:44,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 53 transitions. [2021-10-11 02:24:44,577 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 53 transitions. Word has length 20 [2021-10-11 02:24:44,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:44,578 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 53 transitions. [2021-10-11 02:24:44,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:44,578 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2021-10-11 02:24:44,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:24:44,579 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:44,579 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:44,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:24:44,801 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:44,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:44,802 INFO L82 PathProgramCache]: Analyzing trace with hash -2132610152, now seen corresponding path program 1 times [2021-10-11 02:24:44,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:44,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [848292900] [2021-10-11 02:24:44,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:45,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:45,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:45,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:45,052 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:45,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [848292900] [2021-10-11 02:24:45,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:45,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:45,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861381585] [2021-10-11 02:24:45,053 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:45,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:45,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:45,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:45,055 INFO L87 Difference]: Start difference. First operand 38 states and 53 transitions. Second operand 3 states. [2021-10-11 02:24:45,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:45,064 INFO L93 Difference]: Finished difference Result 69 states and 99 transitions. [2021-10-11 02:24:45,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:45,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:24:45,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:45,066 INFO L225 Difference]: With dead ends: 69 [2021-10-11 02:24:45,067 INFO L226 Difference]: Without dead ends: 38 [2021-10-11 02:24:45,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:45,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-10-11 02:24:45,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2021-10-11 02:24:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-10-11 02:24:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 52 transitions. [2021-10-11 02:24:45,078 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 52 transitions. Word has length 26 [2021-10-11 02:24:45,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:45,078 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 52 transitions. [2021-10-11 02:24:45,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:45,079 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2021-10-11 02:24:45,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 02:24:45,080 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:45,080 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:45,302 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:24:45,303 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:45,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:45,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1540100165, now seen corresponding path program 1 times [2021-10-11 02:24:45,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:45,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586569811] [2021-10-11 02:24:45,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:45,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:45,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:45,519 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:45,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586569811] [2021-10-11 02:24:45,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:45,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:24:45,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104960161] [2021-10-11 02:24:45,520 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:45,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:45,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:45,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:45,521 INFO L87 Difference]: Start difference. First operand 38 states and 52 transitions. Second operand 3 states. [2021-10-11 02:24:45,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:45,577 INFO L93 Difference]: Finished difference Result 93 states and 131 transitions. [2021-10-11 02:24:45,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:45,577 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 02:24:45,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:45,578 INFO L225 Difference]: With dead ends: 93 [2021-10-11 02:24:45,578 INFO L226 Difference]: Without dead ends: 62 [2021-10-11 02:24:45,579 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:45,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-10-11 02:24:45,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2021-10-11 02:24:45,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2021-10-11 02:24:45,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 83 transitions. [2021-10-11 02:24:45,588 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 83 transitions. Word has length 27 [2021-10-11 02:24:45,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:45,588 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 83 transitions. [2021-10-11 02:24:45,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:45,588 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2021-10-11 02:24:45,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:24:45,589 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:45,590 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:45,809 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:24:45,809 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:45,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:45,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1679133674, now seen corresponding path program 1 times [2021-10-11 02:24:45,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:45,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [76233075] [2021-10-11 02:24:45,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:46,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:46,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:46,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:46,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [76233075] [2021-10-11 02:24:46,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:46,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:46,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016553620] [2021-10-11 02:24:46,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:46,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:46,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:46,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:46,091 INFO L87 Difference]: Start difference. First operand 60 states and 83 transitions. Second operand 5 states. [2021-10-11 02:24:46,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:46,204 INFO L93 Difference]: Finished difference Result 157 states and 217 transitions. [2021-10-11 02:24:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:24:46,205 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:24:46,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:46,211 INFO L225 Difference]: With dead ends: 157 [2021-10-11 02:24:46,211 INFO L226 Difference]: Without dead ends: 104 [2021-10-11 02:24:46,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:24:46,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-10-11 02:24:46,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 63. [2021-10-11 02:24:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2021-10-11 02:24:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 86 transitions. [2021-10-11 02:24:46,230 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 86 transitions. Word has length 33 [2021-10-11 02:24:46,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:46,230 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 86 transitions. [2021-10-11 02:24:46,230 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2021-10-11 02:24:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:24:46,238 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:46,238 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:46,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:24:46,458 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:46,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:46,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1682369913, now seen corresponding path program 1 times [2021-10-11 02:24:46,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:46,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1595678847] [2021-10-11 02:24:46,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:46,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:46,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:46,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:46,729 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:46,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1595678847] [2021-10-11 02:24:46,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:46,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:46,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55357406] [2021-10-11 02:24:46,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:24:46,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:46,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:24:46,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:46,737 INFO L87 Difference]: Start difference. First operand 63 states and 86 transitions. Second operand 5 states. [2021-10-11 02:24:46,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:46,917 INFO L93 Difference]: Finished difference Result 216 states and 299 transitions. [2021-10-11 02:24:46,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:24:46,917 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-10-11 02:24:46,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:46,920 INFO L225 Difference]: With dead ends: 216 [2021-10-11 02:24:46,920 INFO L226 Difference]: Without dead ends: 160 [2021-10-11 02:24:46,924 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:24:46,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2021-10-11 02:24:46,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 62. [2021-10-11 02:24:46,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2021-10-11 02:24:46,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2021-10-11 02:24:46,937 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 33 [2021-10-11 02:24:46,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:46,939 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2021-10-11 02:24:46,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:24:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2021-10-11 02:24:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:24:46,940 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:46,940 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:47,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:24:47,156 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:47,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:47,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1914769044, now seen corresponding path program 1 times [2021-10-11 02:24:47,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:47,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [683665072] [2021-10-11 02:24:47,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:47,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:24:47,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:47,418 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:47,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [683665072] [2021-10-11 02:24:47,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:47,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:24:47,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262636272] [2021-10-11 02:24:47,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:24:47,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:47,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:24:47,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:24:47,433 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand 4 states. [2021-10-11 02:24:47,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:47,483 INFO L93 Difference]: Finished difference Result 143 states and 193 transitions. [2021-10-11 02:24:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:24:47,484 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 02:24:47,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:47,485 INFO L225 Difference]: With dead ends: 143 [2021-10-11 02:24:47,485 INFO L226 Difference]: Without dead ends: 88 [2021-10-11 02:24:47,490 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:24:47,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-10-11 02:24:47,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 64. [2021-10-11 02:24:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2021-10-11 02:24:47,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 85 transitions. [2021-10-11 02:24:47,516 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 85 transitions. Word has length 33 [2021-10-11 02:24:47,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:47,517 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 85 transitions. [2021-10-11 02:24:47,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:24:47,517 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2021-10-11 02:24:47,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 02:24:47,518 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:47,518 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:47,738 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:24:47,738 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:47,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:47,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1793392238, now seen corresponding path program 1 times [2021-10-11 02:24:47,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:47,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1108695869] [2021-10-11 02:24:47,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:47,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:24:47,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:47,979 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:47,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1108695869] [2021-10-11 02:24:47,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:47,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:24:47,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790139743] [2021-10-11 02:24:47,980 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:24:47,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:47,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:24:47,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:47,981 INFO L87 Difference]: Start difference. First operand 64 states and 85 transitions. Second operand 3 states. [2021-10-11 02:24:48,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:48,014 INFO L93 Difference]: Finished difference Result 148 states and 198 transitions. [2021-10-11 02:24:48,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:24:48,014 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2021-10-11 02:24:48,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:48,015 INFO L225 Difference]: With dead ends: 148 [2021-10-11 02:24:48,016 INFO L226 Difference]: Without dead ends: 91 [2021-10-11 02:24:48,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:24:48,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2021-10-11 02:24:48,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2021-10-11 02:24:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2021-10-11 02:24:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 118 transitions. [2021-10-11 02:24:48,028 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 118 transitions. Word has length 33 [2021-10-11 02:24:48,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:48,028 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 118 transitions. [2021-10-11 02:24:48,028 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:24:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 118 transitions. [2021-10-11 02:24:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 02:24:48,029 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:48,029 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:48,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:24:48,254 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:48,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:48,255 INFO L82 PathProgramCache]: Analyzing trace with hash -606942930, now seen corresponding path program 1 times [2021-10-11 02:24:48,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:48,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [76055837] [2021-10-11 02:24:48,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:48,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:24:48,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:48,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:48,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:24:48,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [76055837] [2021-10-11 02:24:48,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:24:48,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:24:48,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492425156] [2021-10-11 02:24:48,549 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:24:48,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:48,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:24:48,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:24:48,550 INFO L87 Difference]: Start difference. First operand 91 states and 118 transitions. Second operand 6 states. [2021-10-11 02:24:50,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:50,176 INFO L93 Difference]: Finished difference Result 430 states and 583 transitions. [2021-10-11 02:24:50,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:24:50,177 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2021-10-11 02:24:50,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:50,179 INFO L225 Difference]: With dead ends: 430 [2021-10-11 02:24:50,180 INFO L226 Difference]: Without dead ends: 373 [2021-10-11 02:24:50,180 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:24:50,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-10-11 02:24:50,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 160. [2021-10-11 02:24:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-10-11 02:24:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 210 transitions. [2021-10-11 02:24:50,205 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 210 transitions. Word has length 34 [2021-10-11 02:24:50,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:50,205 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 210 transitions. [2021-10-11 02:24:50,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:24:50,205 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 210 transitions. [2021-10-11 02:24:50,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-11 02:24:50,206 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:24:50,206 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:24:50,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:24:50,423 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:24:50,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:24:50,423 INFO L82 PathProgramCache]: Analyzing trace with hash -242371192, now seen corresponding path program 1 times [2021-10-11 02:24:50,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:24:50,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [725026138] [2021-10-11 02:24:50,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:24:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:50,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:50,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:50,676 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:24:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:50,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [725026138] [2021-10-11 02:24:50,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [297509716] [2021-10-11 02:24:50,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:50,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:24:50,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:51,039 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:24:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:51,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [706724803] [2021-10-11 02:24:51,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:24:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:24:51,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:24:51,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:24:51,273 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:51,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:24:51,326 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:24:51,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:24:51,326 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-10-11 02:24:51,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709613516] [2021-10-11 02:24:51,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 02:24:51,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:24:51,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 02:24:51,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:24:51,329 INFO L87 Difference]: Start difference. First operand 160 states and 210 transitions. Second operand 8 states. [2021-10-11 02:24:56,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:24:56,833 INFO L93 Difference]: Finished difference Result 287 states and 382 transitions. [2021-10-11 02:24:56,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:24:56,834 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2021-10-11 02:24:56,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:24:56,834 INFO L225 Difference]: With dead ends: 287 [2021-10-11 02:24:56,834 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:24:56,835 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-11 02:24:56,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:24:56,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:24:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:24:56,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:24:56,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2021-10-11 02:24:56,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:24:56,837 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:24:56,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 02:24:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:24:56,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:24:57,438 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3,12 cvc4 --incremental --print-success --lang smt [2021-10-11 02:24:57,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:24:57,626 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 45 [2021-10-11 02:24:57,741 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2021-10-11 02:24:58,327 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2021-10-11 02:24:58,635 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 29 [2021-10-11 02:24:58,783 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 27 [2021-10-11 02:24:58,991 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 28 [2021-10-11 02:24:59,171 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2021-10-11 02:24:59,444 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2021-10-11 02:24:59,747 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2021-10-11 02:24:59,950 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2021-10-11 02:24:59,952 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 782) no Hoare annotation was computed. [2021-10-11 02:24:59,952 INFO L262 CegarLoopResult]: For program point L432(lines 432 438) no Hoare annotation was computed. [2021-10-11 02:24:59,953 INFO L258 CegarLoopResult]: At program point L432-1(lines 432 438) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2) (and .cse0 .cse4 .cse2 .cse3))) [2021-10-11 02:24:59,953 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:24:59,953 INFO L262 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2021-10-11 02:24:59,953 INFO L262 CegarLoopResult]: For program point L631-2(lines 631 635) no Hoare annotation was computed. [2021-10-11 02:24:59,953 INFO L262 CegarLoopResult]: For program point L631-3(lines 631 635) no Hoare annotation was computed. [2021-10-11 02:24:59,953 INFO L262 CegarLoopResult]: For program point L631-5(lines 631 635) no Hoare annotation was computed. [2021-10-11 02:24:59,954 INFO L262 CegarLoopResult]: For program point L631-6(lines 631 635) no Hoare annotation was computed. [2021-10-11 02:24:59,954 INFO L262 CegarLoopResult]: For program point L631-8(lines 631 635) no Hoare annotation was computed. [2021-10-11 02:24:59,954 INFO L258 CegarLoopResult]: At program point L582(lines 577 585) the Hoare annotation is: (let ((.cse0 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse6 .cse4) (and .cse0 .cse1 .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4) (and .cse1 .cse5 .cse6 .cse3 .cse4))) [2021-10-11 02:24:59,954 INFO L258 CegarLoopResult]: At program point L582-1(lines 577 585) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32)) .cse1) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1))) [2021-10-11 02:24:59,954 INFO L258 CegarLoopResult]: At program point L582-2(lines 577 585) the Hoare annotation is: false [2021-10-11 02:24:59,954 INFO L258 CegarLoopResult]: At program point L582-3(lines 577 585) the Hoare annotation is: false [2021-10-11 02:24:59,954 INFO L258 CegarLoopResult]: At program point L582-4(lines 577 585) the Hoare annotation is: false [2021-10-11 02:24:59,954 INFO L258 CegarLoopResult]: At program point L582-5(lines 577 585) the Hoare annotation is: false [2021-10-11 02:24:59,955 INFO L258 CegarLoopResult]: At program point L863(lines 858 866) the Hoare annotation is: (let ((.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse6 (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse5 .cse6 .cse2 .cse3 .cse4) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse5 .cse6 .cse3))) [2021-10-11 02:24:59,955 INFO L258 CegarLoopResult]: At program point L863-1(lines 858 866) the Hoare annotation is: false [2021-10-11 02:24:59,955 INFO L258 CegarLoopResult]: At program point L863-2(lines 858 866) the Hoare annotation is: false [2021-10-11 02:24:59,955 INFO L262 CegarLoopResult]: For program point L764(lines 764 771) no Hoare annotation was computed. [2021-10-11 02:24:59,955 INFO L265 CegarLoopResult]: At program point L764-1(lines 764 771) the Hoare annotation is: true [2021-10-11 02:24:59,955 INFO L262 CegarLoopResult]: For program point L533(lines 533 541) no Hoare annotation was computed. [2021-10-11 02:24:59,955 INFO L262 CegarLoopResult]: For program point L533-1(lines 533 541) no Hoare annotation was computed. [2021-10-11 02:24:59,955 INFO L262 CegarLoopResult]: For program point L533-2(lines 533 541) no Hoare annotation was computed. [2021-10-11 02:24:59,955 INFO L262 CegarLoopResult]: For program point L913(lines 913 923) no Hoare annotation was computed. [2021-10-11 02:24:59,955 INFO L262 CegarLoopResult]: For program point L913-2(lines 913 923) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L913-4(lines 913 923) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L258 CegarLoopResult]: At program point L468(lines 421 469) the Hoare annotation is: false [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L914(lines 914 920) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L914-2(lines 914 920) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L782(line 782) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L914-4(lines 914 920) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L782-2(line 782) no Hoare annotation was computed. [2021-10-11 02:24:59,956 INFO L262 CegarLoopResult]: For program point L452(lines 452 463) no Hoare annotation was computed. [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L898(lines 497 503) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse3))) [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L898-1(lines 497 503) the Hoare annotation is: false [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L898-2(lines 497 503) the Hoare annotation is: false [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L667(lines 1 929) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:59,957 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L504(lines 504 510) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_processEnvironment_~tmp~4 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse5 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse5 .cse3 .cse4))) [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L504-1(lines 504 510) the Hoare annotation is: false [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L504-2(lines 504 510) the Hoare annotation is: false [2021-10-11 02:24:59,957 INFO L262 CegarLoopResult]: For program point L818(lines 818 822) no Hoare annotation was computed. [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L637(lines 622 640) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2))) [2021-10-11 02:24:59,957 INFO L258 CegarLoopResult]: At program point L637-1(lines 622 640) the Hoare annotation is: false [2021-10-11 02:24:59,958 INFO L258 CegarLoopResult]: At program point L637-2(lines 622 640) the Hoare annotation is: false [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 782) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point L423(lines 422 467) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point L458-2(lines 452 463) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point L871(lines 871 877) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point L871-1(lines 871 877) no Hoare annotation was computed. [2021-10-11 02:24:59,958 INFO L262 CegarLoopResult]: For program point L871-2(lines 871 877) no Hoare annotation was computed. [2021-10-11 02:24:59,959 INFO L258 CegarLoopResult]: At program point L739(lines 735 741) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:59,959 INFO L262 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2021-10-11 02:24:59,959 INFO L258 CegarLoopResult]: At program point L442-1(lines 442 448) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 .cse3 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2) (and .cse0 .cse4 .cse2 .cse3))) [2021-10-11 02:24:59,959 INFO L258 CegarLoopResult]: At program point L888(lines 883 890) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:59,959 INFO L262 CegarLoopResult]: For program point L806(lines 806 810) no Hoare annotation was computed. [2021-10-11 02:24:59,959 INFO L265 CegarLoopResult]: At program point L773(lines 754 776) the Hoare annotation is: true [2021-10-11 02:24:59,959 INFO L258 CegarLoopResult]: At program point L691-2(lines 691 705) the Hoare annotation is: false [2021-10-11 02:24:59,959 INFO L258 CegarLoopResult]: At program point L675(lines 670 678) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:24:59,960 INFO L262 CegarLoopResult]: For program point L692(line 692) no Hoare annotation was computed. [2021-10-11 02:24:59,960 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:24:59,960 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 782) no Hoare annotation was computed. [2021-10-11 02:24:59,960 INFO L262 CegarLoopResult]: For program point L529(lines 529 546) no Hoare annotation was computed. [2021-10-11 02:24:59,960 INFO L262 CegarLoopResult]: For program point L529-1(lines 529 546) no Hoare annotation was computed. [2021-10-11 02:24:59,960 INFO L262 CegarLoopResult]: For program point L529-2(lines 529 546) no Hoare annotation was computed. [2021-10-11 02:24:59,961 INFO L262 CegarLoopResult]: For program point L909(lines 909 926) no Hoare annotation was computed. [2021-10-11 02:24:59,961 INFO L258 CegarLoopResult]: At program point L876(lines 867 880) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:24:59,961 INFO L258 CegarLoopResult]: At program point L909-1(lines 1 929) the Hoare annotation is: (let ((.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7)) (.cse6 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5 .cse2 .cse6) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse2))) [2021-10-11 02:24:59,961 INFO L258 CegarLoopResult]: At program point L876-1(lines 867 880) the Hoare annotation is: false [2021-10-11 02:24:59,961 INFO L262 CegarLoopResult]: For program point L909-2(lines 909 926) no Hoare annotation was computed. [2021-10-11 02:24:59,962 INFO L258 CegarLoopResult]: At program point L909-3(lines 1 929) the Hoare annotation is: false [2021-10-11 02:24:59,962 INFO L258 CegarLoopResult]: At program point L876-2(lines 867 880) the Hoare annotation is: false [2021-10-11 02:24:59,962 INFO L262 CegarLoopResult]: For program point L909-4(lines 909 926) no Hoare annotation was computed. [2021-10-11 02:24:59,962 INFO L258 CegarLoopResult]: At program point L909-5(lines 1 929) the Hoare annotation is: false [2021-10-11 02:24:59,962 INFO L262 CegarLoopResult]: For program point L794(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:24:59,962 INFO L262 CegarLoopResult]: For program point L794-3(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:24:59,962 INFO L262 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2021-10-11 02:24:59,962 INFO L262 CegarLoopResult]: For program point L695-1(lines 695 699) no Hoare annotation was computed. [2021-10-11 02:24:59,962 INFO L262 CegarLoopResult]: For program point L794-6(lines 794 798) no Hoare annotation was computed. [2021-10-11 02:24:59,963 INFO L258 CegarLoopResult]: At program point L497(lines 493 515) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))) .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2))) [2021-10-11 02:24:59,963 INFO L258 CegarLoopResult]: At program point L497-1(lines 493 515) the Hoare annotation is: false [2021-10-11 02:24:59,963 INFO L258 CegarLoopResult]: At program point L497-2(lines 493 515) the Hoare annotation is: false [2021-10-11 02:25:00,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:25:00 BoogieIcfgContainer [2021-10-11 02:25:00,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:25:00,018 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:25:00,024 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:25:00,025 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:25:00,025 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:24:43" (3/4) ... [2021-10-11 02:25:00,028 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:25:00,055 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:25:00,056 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:25:00,057 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:25:00,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:25:00,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:25:00,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:00,060 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:25:00,090 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,091 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:00,092 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:00,093 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,094 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:25:00,096 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && tmp == 0bv32) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,097 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,098 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:25:00,163 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5a7e62d-506c-47ac-b3ad-8cd15dcb398f/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:25:00,165 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:25:00,166 INFO L168 Benchmark]: Toolchain (without parser) took 20310.35 ms. Allocated memory was 58.7 MB in the beginning and 117.4 MB in the end (delta: 58.7 MB). Free memory was 37.3 MB in the beginning and 79.0 MB in the end (delta: -41.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,167 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 58.7 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:00,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.59 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 37.1 MB in the beginning and 52.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.05 ms. Allocated memory is still 79.7 MB. Free memory was 52.6 MB in the beginning and 49.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,168 INFO L168 Benchmark]: Boogie Preprocessor took 69.88 ms. Allocated memory is still 79.7 MB. Free memory was 49.5 MB in the beginning and 47.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,169 INFO L168 Benchmark]: RCFGBuilder took 2692.24 ms. Allocated memory is still 79.7 MB. Free memory was 47.2 MB in the beginning and 58.5 MB in the end (delta: -11.4 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,169 INFO L168 Benchmark]: TraceAbstraction took 16604.51 ms. Allocated memory was 79.7 MB in the beginning and 117.4 MB in the end (delta: 37.7 MB). Free memory was 58.0 MB in the beginning and 86.4 MB in the end (delta: -28.3 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,170 INFO L168 Benchmark]: Witness Printer took 147.23 ms. Allocated memory is still 117.4 MB. Free memory was 86.4 MB in the beginning and 79.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:00,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 58.7 MB. Free memory is still 40.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 684.59 ms. Allocated memory was 58.7 MB in the beginning and 79.7 MB in the end (delta: 21.0 MB). Free memory was 37.1 MB in the beginning and 52.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 102.05 ms. Allocated memory is still 79.7 MB. Free memory was 52.6 MB in the beginning and 49.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.88 ms. Allocated memory is still 79.7 MB. Free memory was 49.5 MB in the beginning and 47.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2692.24 ms. Allocated memory is still 79.7 MB. Free memory was 47.2 MB in the beginning and 58.5 MB in the end (delta: -11.4 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16604.51 ms. Allocated memory was 79.7 MB in the beginning and 117.4 MB in the end (delta: 37.7 MB). Free memory was 58.0 MB in the beginning and 86.4 MB in the end (delta: -28.3 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. * Witness Printer took 147.23 ms. Allocated memory is still 117.4 MB. Free memory was 86.4 MB in the beginning and 79.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 782]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 782]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 782]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 2bv32 == tmp) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && tmp == 0bv32) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && tmp == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 87 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.9s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 784 SDtfs, 777 SDslu, 1203 SDs, 0 SdLazy, 185 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 569 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 378 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 89 NumberOfFragments, 770 HoareAnnotationTreeSize, 37 FomulaSimplifications, 13478 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 37 FomulaSimplificationsInter, 2245 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 411 NumberOfCodeBlocks, 411 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 549 ConstructedInterpolants, 0 QuantifiedInterpolants, 48873 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2575 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 15 InterpolantComputations, 9 PerfectInterpolantSequences, 78/96 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...