./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE --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 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 ............................................................................................................................................ 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_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE --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 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:37:49,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:37:49,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:37:49,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:37:49,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:37:49,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:37:49,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:37:49,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:37:49,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:37:49,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:37:49,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:37:49,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:37:49,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:37:49,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:37:49,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:37:49,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:37:49,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:37:49,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:37:49,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:37:49,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:37:49,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:37:49,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:37:49,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:37:49,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:37:49,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:37:49,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:37:49,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:37:49,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:37:49,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:37:49,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:37:49,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:37:49,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:37:49,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:37:49,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:37:49,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:37:49,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:37:49,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:37:49,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:37:49,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:37:49,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:37:49,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:37:49,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:37:49,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:37:49,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:37:49,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:37:49,739 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:37:49,739 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:37:49,739 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:37:49,740 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:37:49,740 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:37:49,740 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:37:49,740 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:37:49,741 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:37:49,741 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:37:49,741 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:37:49,741 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:37:49,742 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:37:49,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:37:49,743 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:37:49,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:37:49,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:37:49,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:37:49,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:37:49,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:37:49,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:37:49,744 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:37:49,745 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:37:49,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:37:49,745 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:37:49,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:37:49,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:37:49,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:37:49,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:37:49,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:37:49,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:37:49,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:37:49,747 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:37:49,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:37:49,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:37:49,748 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:37:49,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:37:49,748 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_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 [2021-10-24 10:37:50,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:37:50,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:37:50,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:37:50,133 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:37:50,135 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:37:50,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-24 10:37:50,211 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/1f6802fc1/ff1a074f5c6045e3bf79b51a37023e18/FLAG64afa3e15 [2021-10-24 10:37:50,884 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:37:50,887 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-24 10:37:50,920 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/1f6802fc1/ff1a074f5c6045e3bf79b51a37023e18/FLAG64afa3e15 [2021-10-24 10:37:51,106 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/1f6802fc1/ff1a074f5c6045e3bf79b51a37023e18 [2021-10-24 10:37:51,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:37:51,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:37:51,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:51,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:37:51,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:37:51,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:51" (1/1) ... [2021-10-24 10:37:51,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bd89d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:51, skipping insertion in model container [2021-10-24 10:37:51,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:51" (1/1) ... [2021-10-24 10:37:51,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:37:51,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:37:51,555 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_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-24 10:37:51,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:37:51,583 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) [2021-10-24 10:37:51,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@278f8a6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:51, skipping insertion in model container [2021-10-24 10:37:51,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:51,585 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:37:51,587 INFO L168 Benchmark]: Toolchain (without parser) took 474.51 ms. Allocated memory is still 98.6 MB. Free memory was 56.8 MB in the beginning and 70.0 MB in the end (delta: -13.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:51,588 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory is still 74.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:37:51,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.06 ms. Allocated memory is still 98.6 MB. Free memory was 56.5 MB in the beginning and 70.0 MB in the end (delta: -13.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:51,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory is still 74.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 471.06 ms. Allocated memory is still 98.6 MB. Free memory was 56.5 MB in the beginning and 70.0 MB in the end (delta: -13.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 78]: 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-e943c26 [2021-10-24 10:37:54,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:37:54,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:37:54,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:37:54,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:37:54,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:37:54,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:37:54,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:37:54,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:37:54,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:37:54,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:37:54,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:37:54,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:37:54,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:37:54,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:37:54,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:37:54,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:37:54,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:37:54,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:37:54,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:37:54,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:37:54,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:37:54,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:37:54,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:37:54,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:37:54,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:37:54,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:37:54,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:37:54,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:37:54,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:37:54,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:37:54,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:37:54,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:37:54,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:37:54,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:37:54,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:37:54,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:37:54,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:37:54,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:37:54,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:37:54,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:37:54,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:37:54,480 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:37:54,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:37:54,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:37:54,482 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:37:54,482 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:37:54,483 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:37:54,483 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:37:54,483 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:37:54,484 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:37:54,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:37:54,488 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:37:54,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:37:54,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:37:54,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:37:54,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:37:54,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:37:54,489 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:37:54,490 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:37:54,490 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:37:54,490 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:37:54,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:37:54,491 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:37:54,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:37:54,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:37:54,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:37:54,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:37:54,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:37:54,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:37:54,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:37:54,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:37:54,493 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:37:54,494 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:37:54,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:37:54,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:37:54,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:37:54,495 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_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 [2021-10-24 10:37:55,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:37:55,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:37:55,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:37:55,055 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:37:55,056 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:37:55,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-24 10:37:55,155 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/591de4ce1/3aaf107e2718446daf31173bcfe9053a/FLAGc07710805 [2021-10-24 10:37:55,892 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:37:55,893 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-24 10:37:55,907 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/591de4ce1/3aaf107e2718446daf31173bcfe9053a/FLAGc07710805 [2021-10-24 10:37:56,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/data/591de4ce1/3aaf107e2718446daf31173bcfe9053a [2021-10-24 10:37:56,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:37:56,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:37:56,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:56,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:37:56,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:37:56,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:56" (1/1) ... [2021-10-24 10:37:56,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62605404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:56, skipping insertion in model container [2021-10-24 10:37:56,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:56" (1/1) ... [2021-10-24 10:37:56,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:37:56,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:37:56,846 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_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-24 10:37:56,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:37:56,882 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:37:56,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:37:56,953 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_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-24 10:37:56,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:37:56,972 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:37:57,049 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_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-24 10:37:57,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:37:57,099 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:37:57,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57 WrapperNode [2021-10-24 10:37:57,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:57,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:37:57,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:37:57,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:37:57,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:37:57,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:37:57,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:37:57,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:37:57,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:37:57,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:37:57,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:37:57,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:37:57,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (1/1) ... [2021-10-24 10:37:57,299 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:37:57,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:37:57,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:37:57,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:37:57,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:37:57,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:37:57,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:37:57,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:37:59,981 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:37:59,982 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-24 10:37:59,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:37:59 BoogieIcfgContainer [2021-10-24 10:37:59,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:38:00,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:38:00,019 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:38:00,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:38:00,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:37:56" (1/3) ... [2021-10-24 10:38:00,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b509674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:38:00, skipping insertion in model container [2021-10-24 10:38:00,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:57" (2/3) ... [2021-10-24 10:38:00,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b509674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:38:00, skipping insertion in model container [2021-10-24 10:38:00,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:37:59" (3/3) ... [2021-10-24 10:38:00,038 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2021-10-24 10:38:00,058 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:38:00,058 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:38:00,163 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:38:00,170 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, mAutomataTypeConcurrency=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 [2021-10-24 10:38:00,170 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:38:00,219 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 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) [2021-10-24 10:38:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-24 10:38:00,227 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:38:00,228 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:38:00,228 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:38:00,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:38:00,245 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-10-24 10:38:00,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:38:00,267 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1483322605] [2021-10-24 10:38:00,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:38:00,268 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:38:00,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:38:00,278 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:38:00,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:38:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:38:00,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:38:00,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:38:00,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:00,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:38:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:00,799 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:38:00,799 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1483322605] [2021-10-24 10:38:00,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1483322605] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:38:00,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:38:00,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:38:00,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376088] [2021-10-24 10:38:00,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:38:00,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:38:00,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:38:00,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:38:00,838 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 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) [2021-10-24 10:38:00,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:38:00,904 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-24 10:38:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:38:00,906 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 [2021-10-24 10:38:00,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:38:00,922 INFO L225 Difference]: With dead ends: 211 [2021-10-24 10:38:00,922 INFO L226 Difference]: Without dead ends: 105 [2021-10-24 10:38:00,926 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 [2021-10-24 10:38:00,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-24 10:38:00,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-24 10:38:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 102 states have (on average 1.4803921568627452) internal successors, (151), 104 states have internal predecessors, (151), 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) [2021-10-24 10:38:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-10-24 10:38:00,999 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-10-24 10:38:00,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:38:00,999 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-10-24 10:38:01,000 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) [2021-10-24 10:38:01,000 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-10-24 10:38:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:38:01,004 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:38:01,004 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:38:01,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:38:01,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:38:01,220 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:38:01,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:38:01,224 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-10-24 10:38:01,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:38:01,226 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1359591297] [2021-10-24 10:38:01,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:38:01,227 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:38:01,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:38:01,228 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:38:01,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:38:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:38:01,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:38:01,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:38:01,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:01,538 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:38:01,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:01,618 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:38:01,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1359591297] [2021-10-24 10:38:01,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1359591297] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:38:01,619 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:38:01,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:38:01,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649061614] [2021-10-24 10:38:01,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:38:01,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:38:01,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:38:01,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:38:01,623 INFO L87 Difference]: Start difference. First operand 105 states and 151 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) [2021-10-24 10:38:01,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:38:01,641 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-10-24 10:38:01,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:38:01,642 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 [2021-10-24 10:38:01,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:38:01,643 INFO L225 Difference]: With dead ends: 105 [2021-10-24 10:38:01,644 INFO L226 Difference]: Without dead ends: 45 [2021-10-24 10:38:01,645 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:38:01,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-24 10:38:01,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-24 10:38:01,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 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) [2021-10-24 10:38:01,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-24 10:38:01,653 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-10-24 10:38:01,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:38:01,653 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-24 10:38:01,654 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) [2021-10-24 10:38:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-24 10:38:01,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-24 10:38:01,655 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:38:01,656 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] [2021-10-24 10:38:01,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:38:01,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:38:01,875 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:38:01,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:38:01,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-10-24 10:38:01,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:38:01,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [510307798] [2021-10-24 10:38:01,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:38:01,878 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:38:01,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:38:01,880 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:38:01,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:38:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:38:02,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:38:02,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:38:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:02,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:38:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:02,273 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:38:02,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [510307798] [2021-10-24 10:38:02,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [510307798] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:38:02,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:38:02,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:38:02,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779238779] [2021-10-24 10:38:02,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:38:02,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:38:02,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:38:02,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:38:02,277 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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) [2021-10-24 10:38:02,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:38:02,320 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-10-24 10:38:02,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:38:02,321 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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 [2021-10-24 10:38:02,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:38:02,322 INFO L225 Difference]: With dead ends: 83 [2021-10-24 10:38:02,323 INFO L226 Difference]: Without dead ends: 45 [2021-10-24 10:38:02,323 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:38:02,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-24 10:38:02,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-24 10:38:02,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 44 states have internal predecessors, (63), 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) [2021-10-24 10:38:02,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-10-24 10:38:02,331 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-10-24 10:38:02,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:38:02,331 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-10-24 10:38:02,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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) [2021-10-24 10:38:02,332 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-10-24 10:38:02,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:38:02,333 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:38:02,333 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, 1] [2021-10-24 10:38:02,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:38:02,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:38:02,548 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:38:02,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:38:02,549 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-10-24 10:38:02,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:38:02,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1998836614] [2021-10-24 10:38:02,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:38:02,551 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:38:02,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:38:02,552 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:38:02,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:38:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:38:02,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:38:02,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:38:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:02,940 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:38:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:03,058 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:38:03,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1998836614] [2021-10-24 10:38:03,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1998836614] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:38:03,059 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:38:03,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 10:38:03,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86382206] [2021-10-24 10:38:03,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:38:03,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:38:03,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:38:03,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:38:03,062 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-10-24 10:38:03,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:38:03,202 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-10-24 10:38:03,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:38:03,203 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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 26 [2021-10-24 10:38:03,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:38:03,206 INFO L225 Difference]: With dead ends: 207 [2021-10-24 10:38:03,206 INFO L226 Difference]: Without dead ends: 169 [2021-10-24 10:38:03,207 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 54.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:38:03,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-24 10:38:03,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-10-24 10:38:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 77 states have internal predecessors, (111), 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) [2021-10-24 10:38:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-24 10:38:03,223 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-10-24 10:38:03,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:38:03,224 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-24 10:38:03,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-10-24 10:38:03,224 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-24 10:38:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-24 10:38:03,226 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:38:03,226 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, 1, 1] [2021-10-24 10:38:03,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 10:38:03,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:38:03,446 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 10:38:03,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:38:03,447 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-10-24 10:38:03,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:38:03,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [58955319] [2021-10-24 10:38:03,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:38:03,448 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:38:03,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:38:03,449 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:38:03,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 10:38:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:38:03,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:38:03,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:38:03,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:03,836 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:38:03,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:38:03,908 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:38:03,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [58955319] [2021-10-24 10:38:03,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [58955319] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:38:03,912 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:38:03,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:38:03,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817213025] [2021-10-24 10:38:03,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:38:03,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:38:03,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:38:03,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:38:03,915 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-10-24 10:38:04,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:38:04,047 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-10-24 10:38:04,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:38:04,048 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 27 [2021-10-24 10:38:04,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:38:04,048 INFO L225 Difference]: With dead ends: 176 [2021-10-24 10:38:04,049 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:38:04,050 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 42.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:38:04,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:38:04,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:38:04,051 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) [2021-10-24 10:38:04,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:38:04,051 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-24 10:38:04,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:38:04,052 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:38:04,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-10-24 10:38:04,052 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:38:04,052 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:38:04,055 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:38:04,056 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:38:04,056 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:38:04,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 10:38:04,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:38:04,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:38:04,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:38:04,738 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 733) no Hoare annotation was computed. [2021-10-24 10:38:04,739 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-24 10:38:04,739 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-24 10:38:04,739 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 538 544) no Hoare annotation was computed. [2021-10-24 10:38:04,739 INFO L857 garLoopResultBuilder]: For program point L863(lines 863 867) no Hoare annotation was computed. [2021-10-24 10:38:04,739 INFO L857 garLoopResultBuilder]: For program point L698(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,740 INFO L857 garLoopResultBuilder]: For program point L698-2(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,740 INFO L857 garLoopResultBuilder]: For program point L698-3(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,740 INFO L857 garLoopResultBuilder]: For program point L698-5(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,740 INFO L857 garLoopResultBuilder]: For program point L698-6(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,740 INFO L857 garLoopResultBuilder]: For program point L698-8(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,740 INFO L857 garLoopResultBuilder]: For program point L698-9(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,740 INFO L857 garLoopResultBuilder]: For program point L698-11(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,741 INFO L857 garLoopResultBuilder]: For program point L698-12(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,741 INFO L857 garLoopResultBuilder]: For program point L698-14(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,741 INFO L857 garLoopResultBuilder]: For program point L698-15(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,741 INFO L857 garLoopResultBuilder]: For program point L698-17(lines 698 702) no Hoare annotation was computed. [2021-10-24 10:38:04,741 INFO L857 garLoopResultBuilder]: For program point L765(lines 765 769) no Hoare annotation was computed. [2021-10-24 10:38:04,742 INFO L853 garLoopResultBuilder]: At program point L765-2(lines 538 544) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,742 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 608) no Hoare annotation was computed. [2021-10-24 10:38:04,742 INFO L857 garLoopResultBuilder]: For program point L600-1(lines 600 608) no Hoare annotation was computed. [2021-10-24 10:38:04,742 INFO L857 garLoopResultBuilder]: For program point L600-2(lines 600 608) no Hoare annotation was computed. [2021-10-24 10:38:04,742 INFO L853 garLoopResultBuilder]: At program point L799(lines 794 801) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,742 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 587) no Hoare annotation was computed. [2021-10-24 10:38:04,743 INFO L857 garLoopResultBuilder]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2021-10-24 10:38:04,743 INFO L857 garLoopResultBuilder]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2021-10-24 10:38:04,743 INFO L857 garLoopResultBuilder]: For program point L570-3(lines 570 587) no Hoare annotation was computed. [2021-10-24 10:38:04,743 INFO L857 garLoopResultBuilder]: For program point L570-4(lines 570 587) no Hoare annotation was computed. [2021-10-24 10:38:04,743 INFO L857 garLoopResultBuilder]: For program point L570-5(lines 570 587) no Hoare annotation was computed. [2021-10-24 10:38:04,743 INFO L853 garLoopResultBuilder]: At program point L538(lines 537 556) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,743 INFO L857 garLoopResultBuilder]: For program point L538-1(lines 538 544) no Hoare annotation was computed. [2021-10-24 10:38:04,744 INFO L853 garLoopResultBuilder]: At program point L538-2(lines 537 556) the Hoare annotation is: false [2021-10-24 10:38:04,744 INFO L853 garLoopResultBuilder]: At program point L538-3(lines 537 556) the Hoare annotation is: false [2021-10-24 10:38:04,744 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-24 10:38:04,744 INFO L857 garLoopResultBuilder]: For program point L737(lines 737 743) no Hoare annotation was computed. [2021-10-24 10:38:04,744 INFO L853 garLoopResultBuilder]: At program point L737-1(lines 737 743) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,745 INFO L853 garLoopResultBuilder]: At program point L704(lines 689 707) the Hoare annotation is: false [2021-10-24 10:38:04,745 INFO L853 garLoopResultBuilder]: At program point L704-1(lines 689 707) the Hoare annotation is: false [2021-10-24 10:38:04,745 INFO L853 garLoopResultBuilder]: At program point L704-2(lines 689 707) the Hoare annotation is: false [2021-10-24 10:38:04,745 INFO L853 garLoopResultBuilder]: At program point L704-3(lines 689 707) the Hoare annotation is: false [2021-10-24 10:38:04,745 INFO L853 garLoopResultBuilder]: At program point L704-4(lines 689 707) the Hoare annotation is: false [2021-10-24 10:38:04,746 INFO L853 garLoopResultBuilder]: At program point L704-5(lines 689 707) the Hoare annotation is: false [2021-10-24 10:38:04,746 INFO L853 garLoopResultBuilder]: At program point L640(lines 633 643) the Hoare annotation is: false [2021-10-24 10:38:04,746 INFO L853 garLoopResultBuilder]: At program point L640-1(lines 633 643) the Hoare annotation is: false [2021-10-24 10:38:04,746 INFO L857 garLoopResultBuilder]: For program point L574(lines 574 582) no Hoare annotation was computed. [2021-10-24 10:38:04,746 INFO L853 garLoopResultBuilder]: At program point L640-2(lines 633 643) the Hoare annotation is: false [2021-10-24 10:38:04,746 INFO L857 garLoopResultBuilder]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2021-10-24 10:38:04,746 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-10-24 10:38:04,747 INFO L857 garLoopResultBuilder]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2021-10-24 10:38:04,747 INFO L857 garLoopResultBuilder]: For program point L574-3(lines 574 582) no Hoare annotation was computed. [2021-10-24 10:38:04,747 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-10-24 10:38:04,747 INFO L857 garLoopResultBuilder]: For program point L574-4(lines 574 582) no Hoare annotation was computed. [2021-10-24 10:38:04,747 INFO L857 garLoopResultBuilder]: For program point L574-5(lines 574 582) no Hoare annotation was computed. [2021-10-24 10:38:04,747 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 843) no Hoare annotation was computed. [2021-10-24 10:38:04,747 INFO L857 garLoopResultBuilder]: For program point L839-3(lines 839 843) no Hoare annotation was computed. [2021-10-24 10:38:04,748 INFO L857 garLoopResultBuilder]: For program point L839-6(lines 839 843) no Hoare annotation was computed. [2021-10-24 10:38:04,748 INFO L853 garLoopResultBuilder]: At program point L775(lines 726 776) the Hoare annotation is: false [2021-10-24 10:38:04,748 INFO L853 garLoopResultBuilder]: At program point L545(lines 545 551) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,748 INFO L853 garLoopResultBuilder]: At program point L545-1(lines 545 551) the Hoare annotation is: false [2021-10-24 10:38:04,748 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,749 INFO L853 garLoopResultBuilder]: At program point L545-2(lines 545 551) the Hoare annotation is: false [2021-10-24 10:38:04,749 INFO L853 garLoopResultBuilder]: At program point L876(lines 871 879) the Hoare annotation is: false [2021-10-24 10:38:04,749 INFO L853 garLoopResultBuilder]: At program point L876-1(lines 871 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,749 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 827) no Hoare annotation was computed. [2021-10-24 10:38:04,749 INFO L853 garLoopResultBuilder]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-10-24 10:38:04,749 INFO L853 garLoopResultBuilder]: At program point L810-1(lines 1 955) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,751 INFO L853 garLoopResultBuilder]: At program point L876-3(lines 871 879) the Hoare annotation is: false [2021-10-24 10:38:04,752 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 827) no Hoare annotation was computed. [2021-10-24 10:38:04,752 INFO L853 garLoopResultBuilder]: At program point L876-4(lines 871 879) the Hoare annotation is: false [2021-10-24 10:38:04,752 INFO L853 garLoopResultBuilder]: At program point L810-3(lines 1 955) the Hoare annotation is: false [2021-10-24 10:38:04,752 INFO L853 garLoopResultBuilder]: At program point L876-5(lines 871 879) the Hoare annotation is: false [2021-10-24 10:38:04,753 INFO L857 garLoopResultBuilder]: For program point L810-4(lines 810 827) no Hoare annotation was computed. [2021-10-24 10:38:04,753 INFO L853 garLoopResultBuilder]: At program point L810-5(lines 1 955) the Hoare annotation is: false [2021-10-24 10:38:04,753 INFO L853 garLoopResultBuilder]: At program point L944(lines 1 955) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,753 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:38:04,754 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 753) no Hoare annotation was computed. [2021-10-24 10:38:04,754 INFO L853 garLoopResultBuilder]: At program point L747-1(lines 747 753) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,754 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 824) no Hoare annotation was computed. [2021-10-24 10:38:04,754 INFO L857 garLoopResultBuilder]: For program point L814-2(lines 814 824) no Hoare annotation was computed. [2021-10-24 10:38:04,754 INFO L857 garLoopResultBuilder]: For program point L814-4(lines 814 824) no Hoare annotation was computed. [2021-10-24 10:38:04,755 INFO L853 garLoopResultBuilder]: At program point L649(lines 644 652) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,755 INFO L853 garLoopResultBuilder]: At program point L649-1(lines 644 652) the Hoare annotation is: false [2021-10-24 10:38:04,755 INFO L853 garLoopResultBuilder]: At program point L649-2(lines 644 652) the Hoare annotation is: false [2021-10-24 10:38:04,755 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-10-24 10:38:04,756 INFO L857 garLoopResultBuilder]: For program point L815(lines 815 821) no Hoare annotation was computed. [2021-10-24 10:38:04,756 INFO L857 garLoopResultBuilder]: For program point L815-2(lines 815 821) no Hoare annotation was computed. [2021-10-24 10:38:04,756 INFO L857 garLoopResultBuilder]: For program point L815-4(lines 815 821) no Hoare annotation was computed. [2021-10-24 10:38:04,756 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:38:04,757 INFO L853 garLoopResultBuilder]: At program point L917(lines 912 920) the Hoare annotation is: false [2021-10-24 10:38:04,757 INFO L853 garLoopResultBuilder]: At program point L917-1(lines 912 920) the Hoare annotation is: false [2021-10-24 10:38:04,757 INFO L857 garLoopResultBuilder]: For program point L851(lines 851 855) no Hoare annotation was computed. [2021-10-24 10:38:04,757 INFO L853 garLoopResultBuilder]: At program point L917-2(lines 912 920) the Hoare annotation is: false [2021-10-24 10:38:04,757 INFO L853 garLoopResultBuilder]: At program point L917-3(lines 912 920) the Hoare annotation is: false [2021-10-24 10:38:04,758 INFO L853 garLoopResultBuilder]: At program point L917-4(lines 912 920) the Hoare annotation is: false [2021-10-24 10:38:04,758 INFO L853 garLoopResultBuilder]: At program point L917-5(lines 912 920) the Hoare annotation is: false [2021-10-24 10:38:04,758 INFO L853 garLoopResultBuilder]: At program point L952(lines 947 955) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:38:04,758 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:38:04,759 INFO L857 garLoopResultBuilder]: For program point L788(line 788) no Hoare annotation was computed. [2021-10-24 10:38:04,759 INFO L857 garLoopResultBuilder]: For program point L788-1(line 788) no Hoare annotation was computed. [2021-10-24 10:38:04,759 INFO L857 garLoopResultBuilder]: For program point L788-2(line 788) no Hoare annotation was computed. [2021-10-24 10:38:04,759 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 770) no Hoare annotation was computed. [2021-10-24 10:38:04,759 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-24 10:38:04,760 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:38:04,760 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-24 10:38:04,760 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-24 10:38:04,760 INFO L857 garLoopResultBuilder]: For program point L728(lines 727 774) no Hoare annotation was computed. [2021-10-24 10:38:04,760 INFO L857 garLoopResultBuilder]: For program point L596(lines 596 613) no Hoare annotation was computed. [2021-10-24 10:38:04,761 INFO L857 garLoopResultBuilder]: For program point L596-1(lines 596 613) no Hoare annotation was computed. [2021-10-24 10:38:04,761 INFO L857 garLoopResultBuilder]: For program point L596-2(lines 596 613) no Hoare annotation was computed. [2021-10-24 10:38:04,766 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:38:04,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:38:04 BoogieIcfgContainer [2021-10-24 10:38:04,795 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:38:04,796 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:38:04,796 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:38:04,796 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:38:04,797 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:37:59" (3/4) ... [2021-10-24 10:38:04,800 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:38:04,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:38:04,834 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:38:04,836 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:38:04,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:38:04,838 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:38:04,840 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:38:04,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:38:04,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:38:04,957 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:38:04,957 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:38:04,959 INFO L168 Benchmark]: Toolchain (without parser) took 8716.19 ms. Allocated memory was 58.7 MB in the beginning and 107.0 MB in the end (delta: 48.2 MB). Free memory was 35.3 MB in the beginning and 79.8 MB in the end (delta: -44.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:38:04,960 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:38:04,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 852.98 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 35.1 MB in the beginning and 53.6 MB in the end (delta: -18.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:38:04,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.18 ms. Allocated memory is still 86.0 MB. Free memory was 53.6 MB in the beginning and 50.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:38:04,961 INFO L168 Benchmark]: Boogie Preprocessor took 103.24 ms. Allocated memory is still 86.0 MB. Free memory was 49.9 MB in the beginning and 47.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:38:04,962 INFO L168 Benchmark]: RCFGBuilder took 2696.37 ms. Allocated memory is still 86.0 MB. Free memory was 47.3 MB in the beginning and 39.1 MB in the end (delta: 8.2 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:38:04,962 INFO L168 Benchmark]: TraceAbstraction took 4776.72 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 65.6 MB in the beginning and 41.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:38:04,963 INFO L168 Benchmark]: Witness Printer took 161.87 ms. Allocated memory is still 107.0 MB. Free memory was 41.5 MB in the beginning and 79.8 MB in the end (delta: -38.3 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:38:04,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 852.98 ms. Allocated memory was 58.7 MB in the beginning and 86.0 MB in the end (delta: 27.3 MB). Free memory was 35.1 MB in the beginning and 53.6 MB in the end (delta: -18.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.18 ms. Allocated memory is still 86.0 MB. Free memory was 53.6 MB in the beginning and 50.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 103.24 ms. Allocated memory is still 86.0 MB. Free memory was 49.9 MB in the beginning and 47.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2696.37 ms. Allocated memory is still 86.0 MB. Free memory was 47.3 MB in the beginning and 39.1 MB in the end (delta: 8.2 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4776.72 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 65.6 MB in the beginning and 41.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * Witness Printer took 161.87 ms. Allocated memory is still 107.0 MB. Free memory was 41.5 MB in the beginning and 79.8 MB in the end (delta: -38.3 MB). Peak memory consumption was 5.6 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: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 788]: 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, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4630.2ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 33.7ms, AutomataDifference: 464.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 462.0ms, InitialAbstractionConstructionTime: 31.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 429 SDtfs, 403 SDslu, 369 SDs, 0 SdLazy, 62 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 133.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 120.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 87.0ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 155 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1334 FormulaSimplificationTreeSizeReduction, 311.9ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 138.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 131.4ms SsaConstructionTime, 671.2ms SatisfiabilityAnalysisTime, 1050.0ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 10:38:05,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a6c8591-74ef-41ef-9d9b-1a85d9849d95/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...