./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product01.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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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 50277b719902a0a4cf598e31b0e94effb6529c58c9c4208972d6754269dc97f6 ............................................................................................................................................ 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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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 50277b719902a0a4cf598e31b0e94effb6529c58c9c4208972d6754269dc97f6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:36:53,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:36:53,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:36:53,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:36:53,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:36:53,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:36:53,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:36:53,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:36:53,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:36:53,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:36:53,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:36:53,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:36:53,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:36:53,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:36:53,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:36:53,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:36:53,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:36:53,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:36:53,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:36:53,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:36:53,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:36:53,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:36:53,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:36:53,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:36:53,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:36:53,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:36:53,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:36:53,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:36:53,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:36:53,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:36:53,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:36:53,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:36:53,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:36:53,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:36:53,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:36:53,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:36:53,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:36:53,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:36:53,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:36:53,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:36:53,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:36:53,220 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:36:53,245 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:36:53,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:36:53,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:36:53,246 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:36:53,247 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:36:53,247 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:36:53,247 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:36:53,247 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:36:53,248 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:36:53,248 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:36:53,248 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:36:53,248 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:36:53,248 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:36:53,249 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:36:53,249 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:36:53,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:36:53,250 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:36:53,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:36:53,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:36:53,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:36:53,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:36:53,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:36:53,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:36:53,251 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:36:53,252 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:36:53,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:36:53,252 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:36:53,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:36:53,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:36:53,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:36:53,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:36:53,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:36:53,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:36:53,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:36:53,254 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:36:53,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:36:53,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:36:53,255 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:36:53,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:36:53,255 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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50277b719902a0a4cf598e31b0e94effb6529c58c9c4208972d6754269dc97f6 [2021-10-24 10:36:53,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:36:53,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:36:53,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:36:53,595 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:36:53,595 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:36:53,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c [2021-10-24 10:36:53,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/1312216c2/e233eaa86c5d420baa95fb74fe2f07cf/FLAG81369de96 [2021-10-24 10:36:54,211 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:36:54,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c [2021-10-24 10:36:54,223 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/1312216c2/e233eaa86c5d420baa95fb74fe2f07cf/FLAG81369de96 [2021-10-24 10:36:54,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/1312216c2/e233eaa86c5d420baa95fb74fe2f07cf [2021-10-24 10:36:54,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:36:54,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:36:54,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:54,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:36:54,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:36:54,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:54" (1/1) ... [2021-10-24 10:36:54,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec79ce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:54, skipping insertion in model container [2021-10-24 10:36:54,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:54" (1/1) ... [2021-10-24 10:36:54,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:36:54,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:36:54,914 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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c[17147,17160] [2021-10-24 10:36:54,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:36:54,931 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 10:36:54,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1260b8e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:54, skipping insertion in model container [2021-10-24 10:36:54,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:54,933 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:36:54,935 INFO L168 Benchmark]: Toolchain (without parser) took 429.36 ms. Allocated memory is still 100.7 MB. Free memory was 66.0 MB in the beginning and 75.4 MB in the end (delta: -9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:36:54,935 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 100.7 MB. Free memory was 77.0 MB in the beginning and 77.0 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:36:54,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.04 ms. Allocated memory is still 100.7 MB. Free memory was 65.8 MB in the beginning and 75.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:36:54,938 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 100.7 MB. Free memory was 77.0 MB in the beginning and 77.0 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 418.04 ms. Allocated memory is still 100.7 MB. Free memory was 65.8 MB in the beginning and 75.4 MB in the end (delta: -9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 303]: 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 10:36:57,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:36:57,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:36:57,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:36:57,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:36:57,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:36:57,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:36:57,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:36:57,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:36:57,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:36:57,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:36:57,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:36:57,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:36:57,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:36:57,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:36:57,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:36:57,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:36:57,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:36:57,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:36:57,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:36:57,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:36:57,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:36:57,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:36:57,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:36:57,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:36:57,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:36:57,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:36:57,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:36:57,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:36:57,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:36:57,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:36:57,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:36:57,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:36:57,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:36:57,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:36:57,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:36:57,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:36:57,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:36:57,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:36:57,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:36:57,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:36:57,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:36:57,197 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:36:57,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:36:57,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:36:57,199 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:36:57,199 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:36:57,199 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:36:57,199 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:36:57,199 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:36:57,199 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:36:57,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:36:57,200 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:36:57,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:36:57,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:36:57,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:36:57,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:36:57,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:36:57,201 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:36:57,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:36:57,201 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:36:57,202 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:36:57,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:36:57,202 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:36:57,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:36:57,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:36:57,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:36:57,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:36:57,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:36:57,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:36:57,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:36:57,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:36:57,204 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:36:57,204 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:36:57,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:36:57,204 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:36:57,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:36:57,205 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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50277b719902a0a4cf598e31b0e94effb6529c58c9c4208972d6754269dc97f6 [2021-10-24 10:36:57,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:36:57,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:36:57,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:36:57,627 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:36:57,628 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:36:57,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c [2021-10-24 10:36:57,710 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/7e89e07c8/536ab1db41374908941b9affd519cf8a/FLAG2e09d77b7 [2021-10-24 10:36:58,380 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:36:58,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c [2021-10-24 10:36:58,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/7e89e07c8/536ab1db41374908941b9affd519cf8a/FLAG2e09d77b7 [2021-10-24 10:36:58,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/data/7e89e07c8/536ab1db41374908941b9affd519cf8a [2021-10-24 10:36:58,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:36:58,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:36:58,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:58,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:36:58,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:36:58,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:58" (1/1) ... [2021-10-24 10:36:58,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56aa7697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:58, skipping insertion in model container [2021-10-24 10:36:58,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:58" (1/1) ... [2021-10-24 10:36:58,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:36:58,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:36:59,029 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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c[17147,17160] [2021-10-24 10:36:59,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:36:59,060 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:36:59,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:36:59,175 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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c[17147,17160] [2021-10-24 10:36:59,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:36:59,187 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:36:59,252 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_66492e14-a1d9-47be-93fd-0f5f63f62a3d/sv-benchmarks/c/product-lines/minepump_spec5_product01.cil.c[17147,17160] [2021-10-24 10:36:59,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:36:59,279 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:36:59,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59 WrapperNode [2021-10-24 10:36:59,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:59,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:36:59,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:36:59,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:36:59,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:36:59,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:36:59,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:36:59,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:36:59,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:36:59,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:36:59,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:36:59,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:36:59,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (1/1) ... [2021-10-24 10:36:59,438 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:36:59,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:36:59,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:36:59,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:36:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:36:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:36:59,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:36:59,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:37:01,611 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:37:01,612 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-10-24 10:37:01,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:37:01 BoogieIcfgContainer [2021-10-24 10:37:01,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:37:01,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:37:01,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:37:01,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:37:01,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:36:58" (1/3) ... [2021-10-24 10:37:01,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6d24de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:37:01, skipping insertion in model container [2021-10-24 10:37:01,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:59" (2/3) ... [2021-10-24 10:37:01,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a6d24de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:37:01, skipping insertion in model container [2021-10-24 10:37:01,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:37:01" (3/3) ... [2021-10-24 10:37:01,622 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product01.cil.c [2021-10-24 10:37:01,627 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:37:01,627 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:37:01,672 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:37:01,678 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 10:37:01,678 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:37:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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 10:37:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:37:01,700 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:37:01,700 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 10:37:01,701 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 10:37:01,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:37:01,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1453105109, now seen corresponding path program 1 times [2021-10-24 10:37:01,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:37:01,720 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1061325156] [2021-10-24 10:37:01,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:37:01,722 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:37:01,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:37:01,725 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:37:01,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:37:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:37:01,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:37:01,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:37:02,135 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 10:37:02,135 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:37:02,241 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 10:37:02,241 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:37:02,242 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1061325156] [2021-10-24 10:37:02,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1061325156] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:37:02,243 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:37:02,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:37:02,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365367997] [2021-10-24 10:37:02,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:37:02,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:37:02,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:37:02,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:37:02,271 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 10:37:02,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:37:02,307 INFO L93 Difference]: Finished difference Result 125 states and 184 transitions. [2021-10-24 10:37:02,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:37:02,309 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 10:37:02,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:37:02,321 INFO L225 Difference]: With dead ends: 125 [2021-10-24 10:37:02,321 INFO L226 Difference]: Without dead ends: 62 [2021-10-24 10:37:02,324 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:37:02,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-10-24 10:37:02,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-10-24 10:37:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 59 states have (on average 1.423728813559322) internal successors, (84), 61 states have internal predecessors, (84), 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 10:37:02,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2021-10-24 10:37:02,379 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 19 [2021-10-24 10:37:02,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:37:02,379 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2021-10-24 10:37:02,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 10:37:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2021-10-24 10:37:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 10:37:02,383 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:37:02,383 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] [2021-10-24 10:37:02,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:37:02,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:37:02,596 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 10:37:02,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:37:02,597 INFO L82 PathProgramCache]: Analyzing trace with hash 352914444, now seen corresponding path program 1 times [2021-10-24 10:37:02,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:37:02,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1938946306] [2021-10-24 10:37:02,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:37:02,599 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:37:02,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:37:02,606 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:37:02,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:37:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:37:02,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:37:02,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:37:02,928 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 10:37:02,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:37:03,001 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 10:37:03,001 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:37:03,001 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1938946306] [2021-10-24 10:37:03,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1938946306] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:37:03,002 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:37:03,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:37:03,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532012416] [2021-10-24 10:37:03,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:37:03,005 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:37:03,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:37:03,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:37:03,010 INFO L87 Difference]: Start difference. First operand 62 states and 84 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:37:03,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:37:03,032 INFO L93 Difference]: Finished difference Result 62 states and 84 transitions. [2021-10-24 10:37:03,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:37:03,033 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-24 10:37:03,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:37:03,035 INFO L225 Difference]: With dead ends: 62 [2021-10-24 10:37:03,036 INFO L226 Difference]: Without dead ends: 31 [2021-10-24 10:37:03,037 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:37:03,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-24 10:37:03,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-24 10:37:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 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 10:37:03,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-10-24 10:37:03,053 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 20 [2021-10-24 10:37:03,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:37:03,054 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-10-24 10:37:03,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:37:03,054 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-10-24 10:37:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:37:03,054 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:37:03,055 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 10:37:03,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:37:03,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:37:03,255 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 10:37:03,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:37:03,256 INFO L82 PathProgramCache]: Analyzing trace with hash 376450427, now seen corresponding path program 1 times [2021-10-24 10:37:03,257 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:37:03,257 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1503394098] [2021-10-24 10:37:03,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:37:03,258 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:37:03,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:37:03,261 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:37:03,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:37:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:37:03,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:37:03,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:37:03,584 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 10:37:03,584 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:37:03,661 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 10:37:03,661 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:37:03,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1503394098] [2021-10-24 10:37:03,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1503394098] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:37:03,662 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:37:03,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:37:03,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727343396] [2021-10-24 10:37:03,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:37:03,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:37:03,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:37:03,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:37:03,664 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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 10:37:03,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:37:03,743 INFO L93 Difference]: Finished difference Result 79 states and 114 transitions. [2021-10-24 10:37:03,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:37:03,744 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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 10:37:03,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:37:03,745 INFO L225 Difference]: With dead ends: 79 [2021-10-24 10:37:03,745 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:37:03,746 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 32.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:37:03,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:37:03,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:37:03,746 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 10:37:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:37:03,747 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-24 10:37:03,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:37:03,747 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:37:03,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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 10:37:03,748 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:37:03,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:37:03,750 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:37:03,751 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:37:03,751 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:37:03,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:37:03,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:37:03,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:37:03,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:37:04,150 INFO L853 garLoopResultBuilder]: At program point L828(lines 823 831) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,150 INFO L853 garLoopResultBuilder]: At program point L828-1(lines 823 831) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,150 INFO L853 garLoopResultBuilder]: At program point L828-2(lines 823 831) the Hoare annotation is: false [2021-10-24 10:37:04,151 INFO L853 garLoopResultBuilder]: At program point L828-3(lines 823 831) the Hoare annotation is: false [2021-10-24 10:37:04,151 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2021-10-24 10:37:04,151 INFO L853 garLoopResultBuilder]: At program point L828-4(lines 823 831) the Hoare annotation is: false [2021-10-24 10:37:04,151 INFO L853 garLoopResultBuilder]: At program point L828-5(lines 823 831) the Hoare annotation is: false [2021-10-24 10:37:04,151 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:37:04,151 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 156) no Hoare annotation was computed. [2021-10-24 10:37:04,151 INFO L857 garLoopResultBuilder]: For program point L152-1(lines 152 156) no Hoare annotation was computed. [2021-10-24 10:37:04,152 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-10-24 10:37:04,152 INFO L860 garLoopResultBuilder]: At program point L235(lines 216 238) the Hoare annotation is: true [2021-10-24 10:37:04,152 INFO L853 garLoopResultBuilder]: At program point L748(lines 701 749) the Hoare annotation is: false [2021-10-24 10:37:04,152 INFO L853 garLoopResultBuilder]: At program point L649(lines 644 651) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:37:04,152 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 743) no Hoare annotation was computed. [2021-10-24 10:37:04,152 INFO L853 garLoopResultBuilder]: At program point L270(lines 265 273) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:37:04,153 INFO L857 garLoopResultBuilder]: For program point L74(lines 74 78) no Hoare annotation was computed. [2021-10-24 10:37:04,153 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:37:04,153 INFO L853 garLoopResultBuilder]: At program point L769(lines 765 787) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,153 INFO L853 garLoopResultBuilder]: At program point L769-1(lines 765 787) the Hoare annotation is: false [2021-10-24 10:37:04,153 INFO L857 garLoopResultBuilder]: For program point L703(lines 702 747) no Hoare annotation was computed. [2021-10-24 10:37:04,153 INFO L853 garLoopResultBuilder]: At program point L769-2(lines 765 787) the Hoare annotation is: false [2021-10-24 10:37:04,154 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 687) no Hoare annotation was computed. [2021-10-24 10:37:04,154 INFO L853 garLoopResultBuilder]: At program point L670-1(lines 1 876) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,154 INFO L857 garLoopResultBuilder]: For program point L670-2(lines 670 687) no Hoare annotation was computed. [2021-10-24 10:37:04,154 INFO L853 garLoopResultBuilder]: At program point L670-3(lines 1 876) the Hoare annotation is: false [2021-10-24 10:37:04,154 INFO L857 garLoopResultBuilder]: For program point L670-4(lines 670 687) no Hoare annotation was computed. [2021-10-24 10:37:04,154 INFO L853 garLoopResultBuilder]: At program point L670-5(lines 1 876) the Hoare annotation is: false [2021-10-24 10:37:04,155 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2021-10-24 10:37:04,155 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 708) no Hoare annotation was computed. [2021-10-24 10:37:04,155 INFO L857 garLoopResultBuilder]: For program point L226(lines 226 233) no Hoare annotation was computed. [2021-10-24 10:37:04,155 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 742) no Hoare annotation was computed. [2021-10-24 10:37:04,155 INFO L860 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2021-10-24 10:37:04,155 INFO L857 garLoopResultBuilder]: For program point L738-2(lines 732 743) no Hoare annotation was computed. [2021-10-24 10:37:04,155 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:37:04,156 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 728) no Hoare annotation was computed. [2021-10-24 10:37:04,156 INFO L853 garLoopResultBuilder]: At program point L722-1(lines 722 728) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,156 INFO L857 garLoopResultBuilder]: For program point L62(lines 62 66) no Hoare annotation was computed. [2021-10-24 10:37:04,156 INFO L857 garLoopResultBuilder]: For program point L62-3(lines 62 66) no Hoare annotation was computed. [2021-10-24 10:37:04,156 INFO L857 garLoopResultBuilder]: For program point L62-6(lines 62 66) no Hoare annotation was computed. [2021-10-24 10:37:04,156 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 684) no Hoare annotation was computed. [2021-10-24 10:37:04,156 INFO L857 garLoopResultBuilder]: For program point L674-2(lines 674 684) no Hoare annotation was computed. [2021-10-24 10:37:04,157 INFO L857 garLoopResultBuilder]: For program point L674-4(lines 674 684) no Hoare annotation was computed. [2021-10-24 10:37:04,157 INFO L857 garLoopResultBuilder]: For program point L873(line 873) no Hoare annotation was computed. [2021-10-24 10:37:04,157 INFO L857 garLoopResultBuilder]: For program point L873-1(line 873) no Hoare annotation was computed. [2021-10-24 10:37:04,157 INFO L857 garLoopResultBuilder]: For program point L873-2(line 873) no Hoare annotation was computed. [2021-10-24 10:37:04,157 INFO L853 garLoopResultBuilder]: At program point L262(lines 1 876) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:37:04,157 INFO L857 garLoopResultBuilder]: For program point L675(lines 675 681) no Hoare annotation was computed. [2021-10-24 10:37:04,157 INFO L857 garLoopResultBuilder]: For program point L675-2(lines 675 681) no Hoare annotation was computed. [2021-10-24 10:37:04,158 INFO L857 garLoopResultBuilder]: For program point L675-4(lines 675 681) no Hoare annotation was computed. [2021-10-24 10:37:04,158 INFO L853 garLoopResultBuilder]: At program point L659(lines 769 775) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,158 INFO L853 garLoopResultBuilder]: At program point L659-1(lines 769 775) the Hoare annotation is: false [2021-10-24 10:37:04,158 INFO L853 garLoopResultBuilder]: At program point L659-2(lines 769 775) the Hoare annotation is: false [2021-10-24 10:37:04,158 INFO L853 garLoopResultBuilder]: At program point L197(lines 193 199) the Hoare annotation is: (= (_ bv0 32) ~pumpRunning~0) [2021-10-24 10:37:04,158 INFO L853 garLoopResultBuilder]: At program point L131(lines 126 134) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,159 INFO L853 garLoopResultBuilder]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2021-10-24 10:37:04,159 INFO L853 garLoopResultBuilder]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2021-10-24 10:37:04,159 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:37:04,159 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2021-10-24 10:37:04,159 INFO L853 garLoopResultBuilder]: At program point L148-2(lines 148 162) the Hoare annotation is: false [2021-10-24 10:37:04,159 INFO L853 garLoopResultBuilder]: At program point L776(lines 776 782) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,160 INFO L853 garLoopResultBuilder]: At program point L776-1(lines 776 782) the Hoare annotation is: false [2021-10-24 10:37:04,160 INFO L853 garLoopResultBuilder]: At program point L776-2(lines 776 782) the Hoare annotation is: false [2021-10-24 10:37:04,160 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-24 10:37:04,160 INFO L857 garLoopResultBuilder]: For program point L712(lines 712 718) no Hoare annotation was computed. [2021-10-24 10:37:04,160 INFO L853 garLoopResultBuilder]: At program point L712-1(lines 712 718) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:37:04,165 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:37:04,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:37:04 BoogieIcfgContainer [2021-10-24 10:37:04,178 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:37:04,179 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:37:04,179 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:37:04,179 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:37:04,180 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:37:01" (3/4) ... [2021-10-24 10:37:04,183 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:37:04,196 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:37:04,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:37:04,197 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:37:04,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:37:04,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:37:04,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:37:04,199 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:37:04,224 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:37:04,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:37:04,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:37:04,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:37:04,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:37:04,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 10:37:04,261 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:37:04,262 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:37:04,263 INFO L168 Benchmark]: Toolchain (without parser) took 5610.72 ms. Allocated memory was 65.0 MB in the beginning and 92.3 MB in the end (delta: 27.3 MB). Free memory was 43.4 MB in the beginning and 41.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:04,263 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 65.0 MB. Free memory is still 45.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:37:04,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.95 ms. Allocated memory is still 65.0 MB. Free memory was 43.3 MB in the beginning and 34.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:04,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.91 ms. Allocated memory is still 65.0 MB. Free memory was 34.3 MB in the beginning and 31.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:04,264 INFO L168 Benchmark]: Boogie Preprocessor took 83.28 ms. Allocated memory is still 65.0 MB. Free memory was 31.5 MB in the beginning and 29.7 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:37:04,265 INFO L168 Benchmark]: RCFGBuilder took 2184.52 ms. Allocated memory is still 92.3 MB. Free memory was 74.3 MB in the beginning and 50.3 MB in the end (delta: 23.9 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:04,265 INFO L168 Benchmark]: TraceAbstraction took 2563.12 ms. Allocated memory is still 92.3 MB. Free memory was 50.3 MB in the beginning and 46.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.0 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:04,266 INFO L168 Benchmark]: Witness Printer took 82.75 ms. Allocated memory is still 92.3 MB. Free memory was 46.8 MB in the beginning and 41.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:04,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 65.0 MB. Free memory is still 45.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 626.95 ms. Allocated memory is still 65.0 MB. Free memory was 43.3 MB in the beginning and 34.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.91 ms. Allocated memory is still 65.0 MB. Free memory was 34.3 MB in the beginning and 31.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.28 ms. Allocated memory is still 65.0 MB. Free memory was 31.5 MB in the beginning and 29.7 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 2184.52 ms. Allocated memory is still 92.3 MB. Free memory was 74.3 MB in the beginning and 50.3 MB in the end (delta: 23.9 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2563.12 ms. Allocated memory is still 92.3 MB. Free memory was 50.3 MB in the beginning and 46.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.0 MB. Max. memory is 16.1 GB. * Witness Printer took 82.75 ms. Allocated memory is still 92.3 MB. Free memory was 46.8 MB in the beginning and 41.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 873]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 873]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 873]: 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, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2494.4ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 12.6ms, AutomataDifference: 184.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 181.5ms, InitialAbstractionConstructionTime: 10.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 196 SDtfs, 145 SDslu, 75 SDs, 0 SdLazy, 18 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 41.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 54.2ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 52 NumberOfFragments, 111 HoareAnnotationTreeSize, 31 FomulaSimplifications, 128 FormulaSimplificationTreeSizeReduction, 89.1ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 82.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 117.3ms SsaConstructionTime, 344.7ms SatisfiabilityAnalysisTime, 643.6ms InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 156 SizeOfPredicates, 4 NumberOfNonLiveVariables, 593 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0bv32 == pumpRunning - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 10:37:04,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66492e14-a1d9-47be-93fd-0f5f63f62a3d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...