./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8 --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 1c9e4bd76592b5b320fdce5045c771849ffd48c0 ............................................................................................................................................ 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_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8 --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 1c9e4bd76592b5b320fdce5045c771849ffd48c0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:06:14,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:06:14,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:06:14,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:06:14,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:06:14,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:06:14,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:06:14,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:06:14,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:06:14,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:06:14,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:06:14,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:06:14,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:06:14,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:06:14,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:06:14,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:06:14,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:06:14,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:06:14,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:06:14,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:06:14,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:06:14,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:06:14,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:06:14,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:06:14,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:06:14,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:06:14,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:06:14,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:06:14,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:06:14,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:06:14,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:06:14,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:06:14,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:06:14,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:06:14,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:06:14,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:06:14,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:06:14,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:06:14,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:06:14,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:06:14,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:06:14,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:06:14,748 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:06:14,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:06:14,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:06:14,752 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:06:14,752 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:06:14,752 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:06:14,753 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:06:14,753 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:06:14,759 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:06:14,760 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:06:14,761 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:06:14,761 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:06:14,762 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:06:14,762 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:06:14,762 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:06:14,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:06:14,763 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:06:14,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:06:14,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:06:14,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:06:14,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:06:14,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:06:14,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:06:14,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:06:14,765 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:06:14,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:06:14,765 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:06:14,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:06:14,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:06:14,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:06:14,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:06:14,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:06:14,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:06:14,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:06:14,770 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:06:14,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:06:14,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:06:14,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:06:14,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:06:14,771 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_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c9e4bd76592b5b320fdce5045c771849ffd48c0 [2021-10-13 07:06:15,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:06:15,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:06:15,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:06:15,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:06:15,222 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:06:15,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2021-10-13 07:06:15,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/64fca7b3c/0b2c03f125d3401f88cb109cdc3811b7/FLAG21f106e4b [2021-10-13 07:06:15,936 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:06:15,937 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2021-10-13 07:06:15,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/64fca7b3c/0b2c03f125d3401f88cb109cdc3811b7/FLAG21f106e4b [2021-10-13 07:06:16,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/64fca7b3c/0b2c03f125d3401f88cb109cdc3811b7 [2021-10-13 07:06:16,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:06:16,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:06:16,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:06:16,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:06:16,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:06:16,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:06:16" (1/1) ... [2021-10-13 07:06:16,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b970c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:16, skipping insertion in model container [2021-10-13 07:06:16,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:06:16" (1/1) ... [2021-10-13 07:06:16,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:06:16,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:06:16,538 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_37269d51-0bfa-48f8-8e1e-10647c3070c0/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c[1281,1294] [2021-10-13 07:06:16,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:06:16,775 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) [2021-10-13 07:06:16,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e595766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:16, skipping insertion in model container [2021-10-13 07:06:16,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:06:16,777 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:06:16,780 INFO L168 Benchmark]: Toolchain (without parser) took 553.25 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 46.0 MB in the beginning and 78.3 MB in the end (delta: -32.3 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:16,781 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 63.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:06:16,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.37 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 45.8 MB in the beginning and 78.3 MB in the end (delta: -32.4 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:16,786 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 63.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 550.37 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 45.8 MB in the beginning and 78.3 MB in the end (delta: -32.4 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 165]: 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-4e77c04 [2021-10-13 07:06:19,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:06:19,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:06:19,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:06:19,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:06:19,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:06:19,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:06:19,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:06:19,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:06:19,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:06:19,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:06:19,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:06:19,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:06:19,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:06:19,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:06:19,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:06:19,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:06:19,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:06:19,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:06:19,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:06:19,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:06:19,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:06:19,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:06:19,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:06:19,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:06:19,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:06:19,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:06:19,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:06:19,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:06:19,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:06:19,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:06:19,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:06:19,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:06:19,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:06:19,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:06:19,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:06:19,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:06:19,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:06:19,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:06:19,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:06:19,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:06:19,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:06:19,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:06:19,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:06:19,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:06:19,380 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:06:19,380 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:06:19,380 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:06:19,381 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:06:19,381 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:06:19,381 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:06:19,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:06:19,382 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:06:19,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:06:19,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:06:19,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:06:19,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:06:19,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:06:19,384 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:06:19,384 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:06:19,384 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:06:19,385 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:06:19,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:06:19,385 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:06:19,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:06:19,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:06:19,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:06:19,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:06:19,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:06:19,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:06:19,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:06:19,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:06:19,387 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:06:19,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:06:19,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:06:19,388 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:06:19,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:06:19,389 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_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c9e4bd76592b5b320fdce5045c771849ffd48c0 [2021-10-13 07:06:19,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:06:19,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:06:19,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:06:19,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:06:19,818 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:06:19,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2021-10-13 07:06:19,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/6b40f3528/5a94487f396040b9a7ebc76fc1525fe9/FLAG4e57d49bc [2021-10-13 07:06:20,522 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:06:20,523 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c [2021-10-13 07:06:20,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/6b40f3528/5a94487f396040b9a7ebc76fc1525fe9/FLAG4e57d49bc [2021-10-13 07:06:20,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/data/6b40f3528/5a94487f396040b9a7ebc76fc1525fe9 [2021-10-13 07:06:20,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:06:20,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:06:20,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:06:20,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:06:20,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:06:20,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:06:20" (1/1) ... [2021-10-13 07:06:20,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242c917d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:20, skipping insertion in model container [2021-10-13 07:06:20,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:06:20" (1/1) ... [2021-10-13 07:06:20,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:06:20,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:06:21,053 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_37269d51-0bfa-48f8-8e1e-10647c3070c0/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c[1281,1294] [2021-10-13 07:06:21,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:06:21,351 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:06:21,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:06:21,383 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_37269d51-0bfa-48f8-8e1e-10647c3070c0/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c[1281,1294] [2021-10-13 07:06:21,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:06:21,490 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:06:21,503 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_37269d51-0bfa-48f8-8e1e-10647c3070c0/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c[1281,1294] [2021-10-13 07:06:21,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:06:21,561 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:06:21,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21 WrapperNode [2021-10-13 07:06:21,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:06:21,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:06:21,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:06:21,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:06:21,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:06:21,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:06:21,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:06:21,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:06:21,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:06:21,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:06:21,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:06:21,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:06:21,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (1/1) ... [2021-10-13 07:06:21,697 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:06:21,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:06:21,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:06:21,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:06:21,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:06:21,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:06:21,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:06:21,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:06:24,330 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:06:24,330 INFO L299 CfgBuilder]: Removed 70 assume(true) statements. [2021-10-13 07:06:24,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:06:24 BoogieIcfgContainer [2021-10-13 07:06:24,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:06:24,335 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:06:24,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:06:24,338 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:06:24,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:06:20" (1/3) ... [2021-10-13 07:06:24,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ed7b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:06:24, skipping insertion in model container [2021-10-13 07:06:24,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:21" (2/3) ... [2021-10-13 07:06:24,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40ed7b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:06:24, skipping insertion in model container [2021-10-13 07:06:24,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:06:24" (3/3) ... [2021-10-13 07:06:24,342 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product10.cil.c [2021-10-13 07:06:24,348 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:06:24,349 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 07:06:24,402 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:06:24,412 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 [2021-10-13 07:06:24,413 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 07:06:24,429 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 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) [2021-10-13 07:06:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 07:06:24,436 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:24,437 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:24,437 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:06:24,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:24,457 INFO L82 PathProgramCache]: Analyzing trace with hash -805652889, now seen corresponding path program 1 times [2021-10-13 07:06:24,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:06:24,487 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1437070670] [2021-10-13 07:06:24,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:24,488 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:06:24,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:06:24,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:06:24,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:06:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:24,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:06:24,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:06:24,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:24,802 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:06:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:24,862 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:06:24,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1437070670] [2021-10-13 07:06:24,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1437070670] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:24,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:24,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:06:24,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748240308] [2021-10-13 07:06:24,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:06:24,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:06:24,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:06:24,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:06:24,908 INFO L87 Difference]: Start difference. First operand has 61 states, 57 states have (on average 1.5964912280701755) internal successors, (91), 60 states have internal predecessors, (91), 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 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-10-13 07:06:24,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:24,932 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2021-10-13 07:06:24,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:06:24,934 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-10-13 07:06:24,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:24,946 INFO L225 Difference]: With dead ends: 115 [2021-10-13 07:06:24,946 INFO L226 Difference]: Without dead ends: 57 [2021-10-13 07:06:24,950 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:06:24,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-13 07:06:24,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-13 07:06:24,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 54 states have (on average 1.462962962962963) internal successors, (79), 56 states have internal predecessors, (79), 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) [2021-10-13 07:06:24,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2021-10-13 07:06:24,993 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2021-10-13 07:06:24,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:24,994 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2021-10-13 07:06:24,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-10-13 07:06:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-10-13 07:06:24,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 07:06:24,996 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:24,996 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:25,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:06:25,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:06:25,213 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:06:25,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:25,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1024488858, now seen corresponding path program 1 times [2021-10-13 07:06:25,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:06:25,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516714601] [2021-10-13 07:06:25,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:25,216 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:06:25,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:06:25,217 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:06:25,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:06:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:25,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:06:25,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:06:25,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:25,576 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:06:25,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:25,655 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:06:25,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516714601] [2021-10-13 07:06:25,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1516714601] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:25,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:25,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:06:25,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363643463] [2021-10-13 07:06:25,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:06:25,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:06:25,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:06:25,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:06:25,671 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand has 4 states, 4 states have (on average 5.5) 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) [2021-10-13 07:06:25,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:25,700 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2021-10-13 07:06:25,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:06:25,701 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) 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 19 [2021-10-13 07:06:25,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:25,703 INFO L225 Difference]: With dead ends: 57 [2021-10-13 07:06:25,704 INFO L226 Difference]: Without dead ends: 29 [2021-10-13 07:06:25,705 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:06:25,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-13 07:06:25,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-13 07:06:25,723 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) [2021-10-13 07:06:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-13 07:06:25,729 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-10-13 07:06:25,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:25,730 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-13 07:06:25,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) 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) [2021-10-13 07:06:25,731 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-13 07:06:25,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 07:06:25,734 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:25,735 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, 1] [2021-10-13 07:06:25,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:06:25,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:06:25,950 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:06:25,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:25,950 INFO L82 PathProgramCache]: Analyzing trace with hash -2087364582, now seen corresponding path program 1 times [2021-10-13 07:06:25,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:06:25,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [391429633] [2021-10-13 07:06:25,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:25,952 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:06:25,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:06:25,953 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:06:25,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:06:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:26,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:06:26,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:06:26,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:26,331 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:06:26,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:26,434 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:06:26,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [391429633] [2021-10-13 07:06:26,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [391429633] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:26,436 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:26,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 07:06:26,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083363997] [2021-10-13 07:06:26,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:06:26,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:06:26,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:06:26,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:26,444 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-10-13 07:06:26,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:26,557 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2021-10-13 07:06:26,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 07:06:26,558 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 24 [2021-10-13 07:06:26,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:26,562 INFO L225 Difference]: With dead ends: 112 [2021-10-13 07:06:26,562 INFO L226 Difference]: Without dead ends: 90 [2021-10-13 07:06:26,563 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 51.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:06:26,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-10-13 07:06:26,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2021-10-13 07:06:26,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 45 states have internal predecessors, (65), 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) [2021-10-13 07:06:26,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2021-10-13 07:06:26,595 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2021-10-13 07:06:26,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:26,596 INFO L470 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2021-10-13 07:06:26,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-10-13 07:06:26,597 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2021-10-13 07:06:26,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 07:06:26,599 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:26,599 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, 1, 1] [2021-10-13 07:06:26,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 07:06:26,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:06:26,813 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:06:26,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:26,814 INFO L82 PathProgramCache]: Analyzing trace with hash -837026654, now seen corresponding path program 1 times [2021-10-13 07:06:26,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:06:26,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408732217] [2021-10-13 07:06:26,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:26,815 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:06:26,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:06:26,818 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:06:26,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 07:06:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:27,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:06:27,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:06:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:27,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:06:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:27,224 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:06:27,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1408732217] [2021-10-13 07:06:27,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1408732217] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:27,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:27,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:06:27,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859999298] [2021-10-13 07:06:27,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:06:27,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:06:27,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:06:27,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:27,227 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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) [2021-10-13 07:06:27,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:27,299 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2021-10-13 07:06:27,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:06:27,300 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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 25 [2021-10-13 07:06:27,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:27,300 INFO L225 Difference]: With dead ends: 132 [2021-10-13 07:06:27,300 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:06:27,301 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:06:27,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:06:27,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:06:27,302 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) [2021-10-13 07:06:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:06:27,302 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-13 07:06:27,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:27,302 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:06:27,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 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) [2021-10-13 07:06:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:06:27,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:06:27,305 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:06:27,306 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:06:27,306 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:06:27,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:06:27,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:06:27,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:06:27,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:06:27,741 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-13 07:06:27,741 INFO L853 garLoopResultBuilder]: At program point L630(lines 630 636) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,742 INFO L853 garLoopResultBuilder]: At program point L630-1(lines 630 636) the Hoare annotation is: false [2021-10-13 07:06:27,742 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 570) no Hoare annotation was computed. [2021-10-13 07:06:27,742 INFO L853 garLoopResultBuilder]: At program point L630-2(lines 630 636) the Hoare annotation is: false [2021-10-13 07:06:27,742 INFO L853 garLoopResultBuilder]: At program point L564-1(lines 564 570) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,742 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:06:27,743 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-13 07:06:27,743 INFO L860 garLoopResultBuilder]: At program point L880(lines 861 883) the Hoare annotation is: true [2021-10-13 07:06:27,743 INFO L853 garLoopResultBuilder]: At program point L847(lines 843 849) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,743 INFO L857 garLoopResultBuilder]: For program point L584(lines 584 597) no Hoare annotation was computed. [2021-10-13 07:06:27,743 INFO L857 garLoopResultBuilder]: For program point L766(lines 766 783) no Hoare annotation was computed. [2021-10-13 07:06:27,743 INFO L853 garLoopResultBuilder]: At program point L766-1(lines 1 883) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,744 INFO L853 garLoopResultBuilder]: At program point L799-2(lines 799 813) the Hoare annotation is: false [2021-10-13 07:06:27,744 INFO L853 garLoopResultBuilder]: At program point L700(lines 695 703) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,744 INFO L857 garLoopResultBuilder]: For program point L766-2(lines 766 783) no Hoare annotation was computed. [2021-10-13 07:06:27,744 INFO L853 garLoopResultBuilder]: At program point L700-1(lines 695 703) the Hoare annotation is: false [2021-10-13 07:06:27,744 INFO L853 garLoopResultBuilder]: At program point L766-3(lines 1 883) the Hoare annotation is: false [2021-10-13 07:06:27,745 INFO L857 garLoopResultBuilder]: For program point L766-4(lines 766 783) no Hoare annotation was computed. [2021-10-13 07:06:27,745 INFO L853 garLoopResultBuilder]: At program point L700-2(lines 695 703) the Hoare annotation is: false [2021-10-13 07:06:27,745 INFO L853 garLoopResultBuilder]: At program point L766-5(lines 1 883) the Hoare annotation is: false [2021-10-13 07:06:27,745 INFO L857 garLoopResultBuilder]: For program point L800(line 800) no Hoare annotation was computed. [2021-10-13 07:06:27,747 INFO L853 garLoopResultBuilder]: At program point L602(lines 553 603) the Hoare annotation is: false [2021-10-13 07:06:27,747 INFO L853 garLoopResultBuilder]: At program point L536(lines 531 539) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,747 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:06:27,748 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-13 07:06:27,748 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-13 07:06:27,748 INFO L857 garLoopResultBuilder]: For program point L555(lines 554 601) no Hoare annotation was computed. [2021-10-13 07:06:27,749 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 807) no Hoare annotation was computed. [2021-10-13 07:06:27,749 INFO L857 garLoopResultBuilder]: For program point L770(lines 770 780) no Hoare annotation was computed. [2021-10-13 07:06:27,749 INFO L857 garLoopResultBuilder]: For program point L803-1(lines 623 629) no Hoare annotation was computed. [2021-10-13 07:06:27,750 INFO L857 garLoopResultBuilder]: For program point L770-2(lines 770 780) no Hoare annotation was computed. [2021-10-13 07:06:27,750 INFO L857 garLoopResultBuilder]: For program point L770-4(lines 770 780) no Hoare annotation was computed. [2021-10-13 07:06:27,750 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 560) no Hoare annotation was computed. [2021-10-13 07:06:27,750 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 777) no Hoare annotation was computed. [2021-10-13 07:06:27,750 INFO L857 garLoopResultBuilder]: For program point L771-2(lines 771 777) no Hoare annotation was computed. [2021-10-13 07:06:27,750 INFO L857 garLoopResultBuilder]: For program point L771-4(lines 771 777) no Hoare annotation was computed. [2021-10-13 07:06:27,751 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:06:27,751 INFO L853 garLoopResultBuilder]: At program point L755(lines 750 757) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,751 INFO L853 garLoopResultBuilder]: At program point L623(lines 622 641) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,751 INFO L857 garLoopResultBuilder]: For program point L623-1(lines 623 629) no Hoare annotation was computed. [2021-10-13 07:06:27,751 INFO L853 garLoopResultBuilder]: At program point L623-2(lines 622 641) the Hoare annotation is: false [2021-10-13 07:06:27,752 INFO L853 garLoopResultBuilder]: At program point L623-3(lines 622 641) the Hoare annotation is: false [2021-10-13 07:06:27,752 INFO L857 garLoopResultBuilder]: For program point L871(lines 871 878) no Hoare annotation was computed. [2021-10-13 07:06:27,752 INFO L860 garLoopResultBuilder]: At program point L871-1(lines 871 878) the Hoare annotation is: true [2021-10-13 07:06:27,752 INFO L857 garLoopResultBuilder]: For program point L574(lines 574 580) no Hoare annotation was computed. [2021-10-13 07:06:27,752 INFO L853 garLoopResultBuilder]: At program point L574-1(lines 574 580) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,753 INFO L857 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-13 07:06:27,754 INFO L857 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-13 07:06:27,754 INFO L857 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-13 07:06:27,754 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-13 07:06:27,754 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-13 07:06:27,754 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-13 07:06:27,754 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 596) no Hoare annotation was computed. [2021-10-13 07:06:27,755 INFO L853 garLoopResultBuilder]: At program point L592-2(lines 623 629) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,755 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:06:27,755 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-13 07:06:27,755 INFO L853 garLoopResultBuilder]: At program point L528(lines 1 883) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,756 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:06:27,756 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-10-13 07:06:27,757 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: false [2021-10-13 07:06:27,762 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:06:27,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:06:27 BoogieIcfgContainer [2021-10-13 07:06:27,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:06:27,788 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:06:27,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:06:27,788 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:06:27,789 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:06:24" (3/4) ... [2021-10-13 07:06:27,792 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:06:27,817 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 07:06:27,818 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 07:06:27,818 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:06:27,819 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 07:06:27,819 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:06:27,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:06:27,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:06:27,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-13 07:06:27,919 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:06:27,920 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:06:27,921 INFO L168 Benchmark]: Toolchain (without parser) took 7130.73 ms. Allocated memory was 58.7 MB in the beginning and 92.3 MB in the end (delta: 33.6 MB). Free memory was 35.9 MB in the beginning and 70.4 MB in the end (delta: -34.5 MB). Peak memory consumption was 35.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:27,922 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory is still 38.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:06:27,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.64 ms. Allocated memory is still 58.7 MB. Free memory was 35.7 MB in the beginning and 27.4 MB in the end (delta: 8.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:27,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.76 ms. Allocated memory is still 58.7 MB. Free memory was 27.2 MB in the beginning and 24.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:27,923 INFO L168 Benchmark]: Boogie Preprocessor took 53.99 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 24.5 MB in the beginning and 55.1 MB in the end (delta: -30.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:27,924 INFO L168 Benchmark]: RCFGBuilder took 2655.25 ms. Allocated memory is still 73.4 MB. Free memory was 55.1 MB in the beginning and 50.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:27,924 INFO L168 Benchmark]: TraceAbstraction took 3452.14 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 49.5 MB in the beginning and 40.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:27,925 INFO L168 Benchmark]: Witness Printer took 132.08 ms. Allocated memory is still 92.3 MB. Free memory was 40.2 MB in the beginning and 70.4 MB in the end (delta: -30.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:27,927 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 58.7 MB. Free memory is still 38.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 770.64 ms. Allocated memory is still 58.7 MB. Free memory was 35.7 MB in the beginning and 27.4 MB in the end (delta: 8.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.76 ms. Allocated memory is still 58.7 MB. Free memory was 27.2 MB in the beginning and 24.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.99 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 24.5 MB in the beginning and 55.1 MB in the end (delta: -30.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2655.25 ms. Allocated memory is still 73.4 MB. Free memory was 55.1 MB in the beginning and 50.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3452.14 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 49.5 MB in the beginning and 40.2 MB in the end (delta: 9.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. * Witness Printer took 132.08 ms. Allocated memory is still 92.3 MB. Free memory was 40.2 MB in the beginning and 70.4 MB in the end (delta: -30.2 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: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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, 61 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3361.5ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 16.4ms, AutomataDifference: 299.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 233.4ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 231 SDtfs, 220 SDslu, 247 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 98.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 82.0ms AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 67 NumberOfFragments, 101 HoareAnnotationTreeSize, 26 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 146.1ms HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 78.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 136.9ms SsaConstructionTime, 500.5ms SatisfiabilityAnalysisTime, 789.2ms InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 272 SizeOfPredicates, 7 NumberOfNonLiveVariables, 789 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 623]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 861]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 07:06:27,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37269d51-0bfa-48f8-8e1e-10647c3070c0/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...