./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs --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 6af99280270ce790f1268dd8b83977cd23486d2a ............................................................................................................................................ 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_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs --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 6af99280270ce790f1268dd8b83977cd23486d2a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:23:47,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:23:47,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:23:47,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:23:47,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:23:47,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:23:47,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:23:47,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:23:47,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:23:47,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:23:47,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:23:47,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:23:47,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:23:47,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:23:47,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:23:47,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:23:47,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:23:47,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:23:47,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:23:47,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:23:47,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:23:47,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:23:47,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:23:47,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:23:47,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:23:47,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:23:47,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:23:47,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:23:47,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:23:47,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:23:47,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:23:47,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:23:47,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:23:47,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:23:47,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:23:47,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:23:47,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:23:47,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:23:47,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:23:47,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:23:47,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:23:47,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 02:23:47,421 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:23:47,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:23:47,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:23:47,423 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:23:47,423 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:23:47,424 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:23:47,424 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:23:47,424 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:23:47,432 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:23:47,433 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:23:47,433 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:23:47,434 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:23:47,434 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:23:47,435 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:23:47,435 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:23:47,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:23:47,436 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:23:47,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:23:47,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:23:47,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:23:47,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:23:47,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:23:47,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:23:47,438 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:23:47,438 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:23:47,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:23:47,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:23:47,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:23:47,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:23:47,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:23:47,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:23:47,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:23:47,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:23:47,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:23:47,441 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:23:47,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:23:47,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:23:47,441 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:23:47,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:23:47,442 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_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6af99280270ce790f1268dd8b83977cd23486d2a [2021-10-16 02:23:47,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:23:47,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:23:47,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:23:47,762 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:23:47,763 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:23:47,764 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-16 02:23:47,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/ef643f016/6eafd944ff8f48bbb4c32f29dda42be4/FLAG640e9c78f [2021-10-16 02:23:48,436 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:23:48,436 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-16 02:23:48,464 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/ef643f016/6eafd944ff8f48bbb4c32f29dda42be4/FLAG640e9c78f [2021-10-16 02:23:48,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/ef643f016/6eafd944ff8f48bbb4c32f29dda42be4 [2021-10-16 02:23:48,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:23:48,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:23:48,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:48,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:23:48,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:23:48,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:48" (1/1) ... [2021-10-16 02:23:48,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10cfe8d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:48, skipping insertion in model container [2021-10-16 02:23:48,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:48" (1/1) ... [2021-10-16 02:23:48,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:23:48,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:23:49,171 WARN L228 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_242ebc7b-1171-4ae9-9d40-ac937f865838/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-10-16 02:23:49,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:23:49,277 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) [2021-10-16 02:23:49,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75e3527e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:49, skipping insertion in model container [2021-10-16 02:23:49,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:49,278 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:23:49,280 INFO L168 Benchmark]: Toolchain (without parser) took 523.79 ms. Allocated memory is still 104.9 MB. Free memory was 63.0 MB in the beginning and 75.6 MB in the end (delta: -12.6 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:23:49,281 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:23:49,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 518.43 ms. Allocated memory is still 104.9 MB. Free memory was 62.8 MB in the beginning and 75.6 MB in the end (delta: -12.8 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:23:49,283 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 518.43 ms. Allocated memory is still 104.9 MB. Free memory was 62.8 MB in the beginning and 75.6 MB in the end (delta: -12.8 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 463]: 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 0.2.1-dev-5709675 [2021-10-16 02:23:51,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:23:51,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:23:51,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:23:51,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:23:51,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:23:51,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:23:51,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:23:51,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:23:51,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:23:51,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:23:51,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:23:51,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:23:51,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:23:51,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:23:51,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:23:51,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:23:51,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:23:51,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:23:51,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:23:51,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:23:51,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:23:51,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:23:51,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:23:51,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:23:51,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:23:51,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:23:51,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:23:51,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:23:51,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:23:51,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:23:51,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:23:51,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:23:51,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:23:51,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:23:51,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:23:51,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:23:51,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:23:51,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:23:51,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:23:51,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:23:51,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 02:23:51,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:23:51,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:23:51,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:23:51,889 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:23:51,889 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:23:51,889 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:23:51,889 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:23:51,890 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:23:51,890 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:23:51,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:23:51,892 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:23:51,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:23:51,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:23:51,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:23:51,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:23:51,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:23:51,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:23:51,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:23:51,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:23:51,894 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:23:51,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:23:51,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:23:51,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:23:51,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:23:51,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:23:51,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:23:51,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:23:51,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:23:51,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:23:51,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:23:51,897 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:23:51,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:23:51,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:23:51,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:23:51,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:23:51,898 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_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6af99280270ce790f1268dd8b83977cd23486d2a [2021-10-16 02:23:52,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:23:52,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:23:52,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:23:52,390 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:23:52,391 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:23:52,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-16 02:23:52,481 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/0ce4bd9bb/79c7aab8b3f4479585dc33efe23f0235/FLAG1aa59d298 [2021-10-16 02:23:53,182 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:23:53,188 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c [2021-10-16 02:23:53,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/0ce4bd9bb/79c7aab8b3f4479585dc33efe23f0235/FLAG1aa59d298 [2021-10-16 02:23:53,424 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/data/0ce4bd9bb/79c7aab8b3f4479585dc33efe23f0235 [2021-10-16 02:23:53,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:23:53,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:23:53,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:53,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:23:53,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:23:53,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:53" (1/1) ... [2021-10-16 02:23:53,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70191a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:53, skipping insertion in model container [2021-10-16 02:23:53,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:23:53" (1/1) ... [2021-10-16 02:23:53,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:23:53,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:23:53,719 WARN L228 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_242ebc7b-1171-4ae9-9d40-ac937f865838/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-10-16 02:23:53,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:23:53,886 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 02:23:53,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:23:53,911 WARN L228 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_242ebc7b-1171-4ae9-9d40-ac937f865838/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-10-16 02:23:53,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:23:53,959 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 02:23:53,983 WARN L228 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_242ebc7b-1171-4ae9-9d40-ac937f865838/sv-benchmarks/c/product-lines/minepump_spec1_product12.cil.c[4542,4555] [2021-10-16 02:23:54,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 02:23:54,075 INFO L208 MainTranslator]: Completed translation [2021-10-16 02:23:54,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54 WrapperNode [2021-10-16 02:23:54,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:23:54,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 02:23:54,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 02:23:54,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 02:23:54,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 02:23:54,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 02:23:54,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 02:23:54,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 02:23:54,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 02:23:54,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 02:23:54,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 02:23:54,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 02:23:54,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (1/1) ... [2021-10-16 02:23:54,193 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:23:54,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 02:23:54,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 02:23:54,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 02:23:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 02:23:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 02:23:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 02:23:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 02:23:56,917 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 02:23:56,917 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-10-16 02:23:56,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:23:56 BoogieIcfgContainer [2021-10-16 02:23:56,920 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 02:23:56,922 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 02:23:56,922 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 02:23:56,925 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 02:23:56,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:23:53" (1/3) ... [2021-10-16 02:23:56,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6511472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:23:56, skipping insertion in model container [2021-10-16 02:23:56,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:23:54" (2/3) ... [2021-10-16 02:23:56,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6511472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:23:56, skipping insertion in model container [2021-10-16 02:23:56,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:23:56" (3/3) ... [2021-10-16 02:23:56,929 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2021-10-16 02:23:56,935 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 02:23:56,935 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-16 02:23:56,986 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 02:23:56,993 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 02:23:56,993 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-16 02:23:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-16 02:23:57,032 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:23:57,033 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 02:23:57,033 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:23:57,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:23:57,040 INFO L82 PathProgramCache]: Analyzing trace with hash 476294846, now seen corresponding path program 1 times [2021-10-16 02:23:57,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:23:57,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [833255194] [2021-10-16 02:23:57,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:23:57,055 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:23:57,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:23:57,064 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:23:57,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 02:23:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:23:57,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-16 02:23:57,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:23:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:57,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:23:57,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:57,514 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:23:57,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [833255194] [2021-10-16 02:23:57,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [833255194] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:23:57,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:23:57,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-16 02:23:57,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419632710] [2021-10-16 02:23:57,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 02:23:57,524 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:23:57,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 02:23:57,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 02:23:57,546 INFO L87 Difference]: Start difference. First operand has 59 states, 55 states have (on average 1.5818181818181818) internal successors, (87), 58 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:57,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:23:57,583 INFO L93 Difference]: Finished difference Result 112 states and 167 transitions. [2021-10-16 02:23:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 02:23:57,585 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-16 02:23:57,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:23:57,596 INFO L225 Difference]: With dead ends: 112 [2021-10-16 02:23:57,597 INFO L226 Difference]: Without dead ends: 55 [2021-10-16 02:23:57,601 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 02:23:57,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-16 02:23:57,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-16 02:23:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 54 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 75 transitions. [2021-10-16 02:23:57,652 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 75 transitions. Word has length 16 [2021-10-16 02:23:57,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:23:57,653 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 75 transitions. [2021-10-16 02:23:57,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:57,654 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2021-10-16 02:23:57,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-16 02:23:57,656 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:23:57,656 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 02:23:57,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 02:23:57,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:23:57,869 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:23:57,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:23:57,875 INFO L82 PathProgramCache]: Analyzing trace with hash -570462051, now seen corresponding path program 1 times [2021-10-16 02:23:57,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:23:57,876 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [278356630] [2021-10-16 02:23:57,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:23:57,877 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:23:57,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:23:57,879 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:23:57,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 02:23:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:23:58,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 02:23:58,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:23:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:58,156 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:23:58,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:58,209 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:23:58,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [278356630] [2021-10-16 02:23:58,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [278356630] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:23:58,209 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:23:58,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 02:23:58,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325009089] [2021-10-16 02:23:58,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 02:23:58,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:23:58,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 02:23:58,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 02:23:58,213 INFO L87 Difference]: Start difference. First operand 55 states and 75 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:58,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:23:58,225 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2021-10-16 02:23:58,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 02:23:58,226 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-16 02:23:58,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:23:58,227 INFO L225 Difference]: With dead ends: 55 [2021-10-16 02:23:58,227 INFO L226 Difference]: Without dead ends: 29 [2021-10-16 02:23:58,228 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 02:23:58,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-16 02:23:58,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-16 02:23:58,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 28 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:58,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-16 02:23:58,233 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 17 [2021-10-16 02:23:58,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:23:58,234 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-16 02:23:58,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-16 02:23:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-16 02:23:58,235 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:23:58,235 INFO L512 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] [2021-10-16 02:23:58,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-16 02:23:58,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:23:58,447 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:23:58,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:23:58,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1160602349, now seen corresponding path program 1 times [2021-10-16 02:23:58,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:23:58,449 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [370866307] [2021-10-16 02:23:58,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:23:58,449 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:23:58,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:23:58,455 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:23:58,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 02:23:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:23:58,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 02:23:58,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:23:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:58,730 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:23:58,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:58,795 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:23:58,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [370866307] [2021-10-16 02:23:58,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [370866307] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:23:58,795 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:23:58,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 02:23:58,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935557966] [2021-10-16 02:23:58,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 02:23:58,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:23:58,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 02:23:58,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 02:23:58,797 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:58,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:23:58,844 INFO L93 Difference]: Finished difference Result 98 states and 142 transitions. [2021-10-16 02:23:58,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 02:23:58,845 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-16 02:23:58,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:23:58,847 INFO L225 Difference]: With dead ends: 98 [2021-10-16 02:23:58,848 INFO L226 Difference]: Without dead ends: 75 [2021-10-16 02:23:58,848 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 02:23:58,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-16 02:23:58,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 48. [2021-10-16 02:23:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 47 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:58,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2021-10-16 02:23:58,859 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 22 [2021-10-16 02:23:58,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:23:58,860 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2021-10-16 02:23:58,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2021-10-16 02:23:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-16 02:23:58,861 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:23:58,861 INFO L512 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] [2021-10-16 02:23:58,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 02:23:59,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:23:59,075 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:23:59,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:23:59,075 INFO L82 PathProgramCache]: Analyzing trace with hash 471853904, now seen corresponding path program 1 times [2021-10-16 02:23:59,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:23:59,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [628899659] [2021-10-16 02:23:59,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:23:59,077 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:23:59,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:23:59,080 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:23:59,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-16 02:23:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:23:59,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 02:23:59,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:23:59,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:59,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:23:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:23:59,465 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:23:59,466 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [628899659] [2021-10-16 02:23:59,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [628899659] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:23:59,467 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:23:59,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-16 02:23:59,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406561706] [2021-10-16 02:23:59,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:23:59,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:23:59,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:23:59,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:23:59,471 INFO L87 Difference]: Start difference. First operand 48 states and 69 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:59,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:23:59,589 INFO L93 Difference]: Finished difference Result 214 states and 328 transitions. [2021-10-16 02:23:59,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 02:23:59,590 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-16 02:23:59,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:23:59,595 INFO L225 Difference]: With dead ends: 214 [2021-10-16 02:23:59,595 INFO L226 Difference]: Without dead ends: 172 [2021-10-16 02:23:59,597 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 50.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-16 02:23:59,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-10-16 02:23:59,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 84. [2021-10-16 02:23:59,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 83 states have (on average 1.4578313253012047) internal successors, (121), 83 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:59,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2021-10-16 02:23:59,623 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 22 [2021-10-16 02:23:59,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:23:59,624 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2021-10-16 02:23:59,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:23:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2021-10-16 02:23:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-16 02:23:59,625 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:23:59,626 INFO L512 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] [2021-10-16 02:23:59,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-16 02:23:59,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:23:59,838 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:23:59,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:23:59,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1127718650, now seen corresponding path program 1 times [2021-10-16 02:23:59,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:23:59,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1594218559] [2021-10-16 02:23:59,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:23:59,840 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:23:59,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:23:59,841 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:23:59,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-16 02:24:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 02:24:00,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-16 02:24:00,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 02:24:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:24:00,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 02:24:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 02:24:00,198 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 02:24:00,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1594218559] [2021-10-16 02:24:00,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1594218559] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 02:24:00,201 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 02:24:00,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-16 02:24:00,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726023982] [2021-10-16 02:24:00,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 02:24:00,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 02:24:00,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 02:24:00,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 02:24:00,203 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:24:00,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:24:00,324 INFO L93 Difference]: Finished difference Result 268 states and 395 transitions. [2021-10-16 02:24:00,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-16 02:24:00,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-16 02:24:00,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:24:00,326 INFO L225 Difference]: With dead ends: 268 [2021-10-16 02:24:00,326 INFO L226 Difference]: Without dead ends: 0 [2021-10-16 02:24:00,331 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 41.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-16 02:24:00,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-16 02:24:00,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-16 02:24:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:24:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-16 02:24:00,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2021-10-16 02:24:00,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:24:00,333 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-16 02:24:00,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:24:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-16 02:24:00,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-16 02:24:00,338 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:24:00,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:24:00,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:24:00,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-16 02:24:00,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:24:00,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-16 02:24:00,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-16 02:24:00,915 INFO L853 garLoopResultBuilder]: At program point L217(lines 212 220) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,915 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 285) no Hoare annotation was computed. [2021-10-16 02:24:00,915 INFO L853 garLoopResultBuilder]: At program point L217-1(lines 212 220) the Hoare annotation is: false [2021-10-16 02:24:00,915 INFO L853 garLoopResultBuilder]: At program point L217-2(lines 212 220) the Hoare annotation is: false [2021-10-16 02:24:00,915 INFO L853 garLoopResultBuilder]: At program point L812-2(lines 812 826) the Hoare annotation is: false [2021-10-16 02:24:00,915 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-16 02:24:00,916 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2021-10-16 02:24:00,916 INFO L853 garLoopResultBuilder]: At program point L86-1(lines 86 92) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,916 INFO L853 garLoopResultBuilder]: At program point L334(lines 329 337) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,916 INFO L853 garLoopResultBuilder]: At program point L334-1(lines 329 337) the Hoare annotation is: false [2021-10-16 02:24:00,916 INFO L857 garLoopResultBuilder]: For program point L813(line 813) no Hoare annotation was computed. [2021-10-16 02:24:00,916 INFO L853 garLoopResultBuilder]: At program point L334-2(lines 329 337) the Hoare annotation is: false [2021-10-16 02:24:00,916 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 430) no Hoare annotation was computed. [2021-10-16 02:24:00,917 INFO L853 garLoopResultBuilder]: At program point L417-1(lines 1 895) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,917 INFO L857 garLoopResultBuilder]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2021-10-16 02:24:00,917 INFO L853 garLoopResultBuilder]: At program point L417-3(lines 1 895) the Hoare annotation is: false [2021-10-16 02:24:00,918 INFO L857 garLoopResultBuilder]: For program point L285(line 285) no Hoare annotation was computed. [2021-10-16 02:24:00,918 INFO L857 garLoopResultBuilder]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2021-10-16 02:24:00,918 INFO L857 garLoopResultBuilder]: For program point L285-1(line 285) no Hoare annotation was computed. [2021-10-16 02:24:00,918 INFO L853 garLoopResultBuilder]: At program point L417-5(lines 1 895) the Hoare annotation is: false [2021-10-16 02:24:00,918 INFO L857 garLoopResultBuilder]: For program point L285-2(line 285) no Hoare annotation was computed. [2021-10-16 02:24:00,919 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 110) no Hoare annotation was computed. [2021-10-16 02:24:00,919 INFO L853 garLoopResultBuilder]: At program point L104-1(lines 140 146) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,919 INFO L857 garLoopResultBuilder]: For program point L816(lines 816 820) no Hoare annotation was computed. [2021-10-16 02:24:00,919 INFO L857 garLoopResultBuilder]: For program point L816-1(lines 140 146) no Hoare annotation was computed. [2021-10-16 02:24:00,919 INFO L857 garLoopResultBuilder]: For program point L321(lines 321 325) no Hoare annotation was computed. [2021-10-16 02:24:00,920 INFO L853 garLoopResultBuilder]: At program point L404(lines 399 407) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,920 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 890) no Hoare annotation was computed. [2021-10-16 02:24:00,920 INFO L860 garLoopResultBuilder]: At program point L883-1(lines 883 890) the Hoare annotation is: true [2021-10-16 02:24:00,920 INFO L853 garLoopResultBuilder]: At program point L140(lines 139 158) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,920 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-16 02:24:00,921 INFO L853 garLoopResultBuilder]: At program point L140-2(lines 139 158) the Hoare annotation is: false [2021-10-16 02:24:00,921 INFO L853 garLoopResultBuilder]: At program point L140-3(lines 139 158) the Hoare annotation is: false [2021-10-16 02:24:00,921 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 427) no Hoare annotation was computed. [2021-10-16 02:24:00,921 INFO L857 garLoopResultBuilder]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2021-10-16 02:24:00,921 INFO L857 garLoopResultBuilder]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2021-10-16 02:24:00,921 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-16 02:24:00,922 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 285) no Hoare annotation was computed. [2021-10-16 02:24:00,922 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-16 02:24:00,922 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,922 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-16 02:24:00,923 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 313) no Hoare annotation was computed. [2021-10-16 02:24:00,923 INFO L857 garLoopResultBuilder]: For program point L261(lines 261 267) no Hoare annotation was computed. [2021-10-16 02:24:00,923 INFO L853 garLoopResultBuilder]: At program point L261-1(lines 261 267) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,923 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 111) no Hoare annotation was computed. [2021-10-16 02:24:00,923 INFO L853 garLoopResultBuilder]: At program point L147(lines 147 153) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,923 INFO L853 garLoopResultBuilder]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2021-10-16 02:24:00,924 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2021-10-16 02:24:00,924 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-16 02:24:00,924 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 285) no Hoare annotation was computed. [2021-10-16 02:24:00,924 INFO L853 garLoopResultBuilder]: At program point L396(lines 1 895) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,925 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 301) no Hoare annotation was computed. [2021-10-16 02:24:00,925 INFO L857 garLoopResultBuilder]: For program point L297-3(lines 297 301) no Hoare annotation was computed. [2021-10-16 02:24:00,925 INFO L857 garLoopResultBuilder]: For program point L297-6(lines 297 301) no Hoare annotation was computed. [2021-10-16 02:24:00,925 INFO L860 garLoopResultBuilder]: At program point L892(lines 873 895) the Hoare annotation is: true [2021-10-16 02:24:00,925 INFO L853 garLoopResultBuilder]: At program point L116(lines 65 117) the Hoare annotation is: false [2021-10-16 02:24:00,926 INFO L857 garLoopResultBuilder]: For program point L67(lines 66 115) no Hoare annotation was computed. [2021-10-16 02:24:00,926 INFO L853 garLoopResultBuilder]: At program point L860(lines 856 862) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-16 02:24:00,926 INFO L857 garLoopResultBuilder]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-16 02:24:00,931 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 02:24:00,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:24:00 BoogieIcfgContainer [2021-10-16 02:24:00,946 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 02:24:00,947 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 02:24:00,947 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 02:24:00,947 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 02:24:00,948 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:23:56" (3/4) ... [2021-10-16 02:24:00,951 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 02:24:00,966 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-16 02:24:00,966 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-16 02:24:00,967 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-16 02:24:00,967 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-16 02:24:00,968 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-16 02:24:00,968 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 02:24:00,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 02:24:00,997 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-16 02:24:01,037 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 02:24:01,037 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 02:24:01,038 INFO L168 Benchmark]: Toolchain (without parser) took 7607.83 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 41.6 MB in the beginning and 41.0 MB in the end (delta: 578.6 kB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2021-10-16 02:24:01,039 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 62.9 MB. Free memory is still 42.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:24:01,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.09 ms. Allocated memory is still 62.9 MB. Free memory was 41.5 MB in the beginning and 32.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-10-16 02:24:01,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.52 ms. Allocated memory is still 62.9 MB. Free memory was 31.8 MB in the beginning and 29.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:24:01,040 INFO L168 Benchmark]: Boogie Preprocessor took 48.21 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 64.0 MB in the end (delta: -34.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-10-16 02:24:01,041 INFO L168 Benchmark]: RCFGBuilder took 2735.53 ms. Allocated memory is still 81.8 MB. Free memory was 63.6 MB in the beginning and 37.9 MB in the end (delta: 25.7 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:24:01,041 INFO L168 Benchmark]: TraceAbstraction took 4024.98 ms. Allocated memory is still 81.8 MB. Free memory was 37.7 MB in the beginning and 46.5 MB in the end (delta: -8.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:24:01,042 INFO L168 Benchmark]: Witness Printer took 90.07 ms. Allocated memory is still 81.8 MB. Free memory was 46.5 MB in the beginning and 41.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 02:24:01,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 62.9 MB. Free memory is still 42.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 645.09 ms. Allocated memory is still 62.9 MB. Free memory was 41.5 MB in the beginning and 32.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 57.52 ms. Allocated memory is still 62.9 MB. Free memory was 31.8 MB in the beginning and 29.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.21 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 29.1 MB in the beginning and 64.0 MB in the end (delta: -34.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2735.53 ms. Allocated memory is still 81.8 MB. Free memory was 63.6 MB in the beginning and 37.9 MB in the end (delta: 25.7 MB). Peak memory consumption was 24.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4024.98 ms. Allocated memory is still 81.8 MB. Free memory was 37.7 MB in the beginning and 46.5 MB in the end (delta: -8.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * Witness Printer took 90.07 ms. Allocated memory is still 81.8 MB. Free memory was 46.5 MB in the beginning and 41.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 285]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 285]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 285]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3946.2ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 15.5ms, AutomataDifference: 400.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 352.7ms, InitialAbstractionConstructionTime: 27.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 270 SDtfs, 356 SDslu, 305 SDs, 0 SdLazy, 43 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 94.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 198 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 112.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 78.9ms AutomataMinimizationTime, 5 MinimizatonAttempts, 115 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 112 NumberOfFragments, 110 HoareAnnotationTreeSize, 26 FomulaSimplifications, 3757 FormulaSimplificationTreeSizeReduction, 251.2ms HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 92.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 139.9ms SsaConstructionTime, 589.1ms SatisfiabilityAnalysisTime, 815.6ms InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 304 SizeOfPredicates, 7 NumberOfNonLiveVariables, 974 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning RESULT: Ultimate proved your program to be correct! [2021-10-16 02:24:01,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_242ebc7b-1171-4ae9-9d40-ac937f865838/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...