./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0df1047e1b3c0d0ab9fe327b9db1c0dbac786684 ............................................................................................................................................ 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_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0df1047e1b3c0d0ab9fe327b9db1c0dbac786684 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:33:16,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:33:16,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:33:16,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:33:16,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:33:16,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:33:16,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:33:16,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:33:16,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:33:16,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:33:16,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:33:16,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:33:16,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:33:16,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:33:16,791 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:33:16,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:33:16,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:33:16,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:33:16,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:33:16,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:33:16,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:33:16,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:33:16,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:33:16,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:33:16,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:33:16,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:33:16,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:33:16,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:33:16,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:33:16,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:33:16,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:33:16,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:33:16,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:33:16,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:33:16,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:33:16,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:33:16,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:33:16,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:33:16,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:33:16,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:33:16,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:33:16,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:33:16,846 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:33:16,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:33:16,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:33:16,848 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:33:16,848 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:33:16,848 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:33:16,848 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:33:16,849 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:33:16,849 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:33:16,849 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:33:16,853 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:33:16,853 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:33:16,854 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:33:16,854 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:33:16,854 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:33:16,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:33:16,855 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:33:16,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:33:16,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:33:16,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:33:16,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:33:16,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:33:16,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:33:16,857 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:33:16,857 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:33:16,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:33:16,857 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:33:16,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:33:16,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:33:16,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:33:16,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:33:16,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:33:16,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:33:16,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:33:16,860 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:33:16,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:33:16,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:33:16,860 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:33:16,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:33:16,861 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_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0df1047e1b3c0d0ab9fe327b9db1c0dbac786684 [2021-10-11 02:33:17,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:33:17,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:33:17,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:33:17,199 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:33:17,200 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:33:17,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2021-10-11 02:33:17,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/440453f5f/80dffe60bed04af8aec22d3fbe146ac1/FLAGfb901ad6a [2021-10-11 02:33:17,853 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:33:17,853 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2021-10-11 02:33:17,876 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/440453f5f/80dffe60bed04af8aec22d3fbe146ac1/FLAGfb901ad6a [2021-10-11 02:33:18,158 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/440453f5f/80dffe60bed04af8aec22d3fbe146ac1 [2021-10-11 02:33:18,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:33:18,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:33:18,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:18,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:33:18,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:33:18,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:18" (1/1) ... [2021-10-11 02:33:18,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6bf163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:18, skipping insertion in model container [2021-10-11 02:33:18,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:18" (1/1) ... [2021-10-11 02:33:18,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:33:18,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:33:18,515 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c[4729,4742] [2021-10-11 02:33:18,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:33:18,623 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:33:18,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1750e4e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:18, skipping insertion in model container [2021-10-11 02:33:18,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:18,626 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:33:18,628 INFO L168 Benchmark]: Toolchain (without parser) took 463.52 ms. Allocated memory is still 92.3 MB. Free memory was 51.8 MB in the beginning and 65.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:18,629 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory is still 68.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:33:18,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.20 ms. Allocated memory is still 92.3 MB. Free memory was 51.6 MB in the beginning and 65.6 MB in the end (delta: -14.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:18,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 92.3 MB. Free memory is still 68.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 449.20 ms. Allocated memory is still 92.3 MB. Free memory was 51.6 MB in the beginning and 65.6 MB in the end (delta: -14.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 513]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:33:21,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:33:21,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:33:21,341 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:33:21,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:33:21,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:33:21,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:33:21,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:33:21,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:33:21,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:33:21,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:33:21,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:33:21,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:33:21,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:33:21,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:33:21,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:33:21,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:33:21,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:33:21,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:33:21,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:33:21,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:33:21,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:33:21,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:33:21,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:33:21,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:33:21,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:33:21,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:33:21,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:33:21,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:33:21,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:33:21,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:33:21,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:33:21,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:33:21,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:33:21,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:33:21,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:33:21,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:33:21,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:33:21,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:33:21,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:33:21,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:33:21,425 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:33:21,475 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:33:21,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:33:21,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:33:21,477 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:33:21,477 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:33:21,477 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:33:21,478 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:33:21,478 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:33:21,478 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:33:21,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:33:21,481 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:33:21,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:33:21,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:33:21,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:33:21,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:33:21,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:33:21,482 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:33:21,483 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:33:21,483 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:33:21,483 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:33:21,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:33:21,484 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:33:21,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:33:21,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:33:21,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:33:21,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:33:21,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:33:21,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:33:21,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:33:21,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:33:21,486 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:33:21,486 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:33:21,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:33:21,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:33:21,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:33:21,487 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_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0df1047e1b3c0d0ab9fe327b9db1c0dbac786684 [2021-10-11 02:33:21,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:33:21,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:33:21,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:33:21,961 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:33:21,965 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:33:21,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2021-10-11 02:33:22,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/05e296d4c/750d309a84ec4fa1948d100b7f6112f2/FLAGce26e95bf [2021-10-11 02:33:22,815 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:33:22,817 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2021-10-11 02:33:22,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/05e296d4c/750d309a84ec4fa1948d100b7f6112f2/FLAGce26e95bf [2021-10-11 02:33:23,063 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/data/05e296d4c/750d309a84ec4fa1948d100b7f6112f2 [2021-10-11 02:33:23,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:33:23,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:33:23,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:23,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:33:23,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:33:23,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:23,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f457e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23, skipping insertion in model container [2021-10-11 02:33:23,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:23,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:33:23,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:33:23,368 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c[4729,4742] [2021-10-11 02:33:23,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:33:23,565 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:33:23,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:33:23,625 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c[4729,4742] [2021-10-11 02:33:23,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:33:23,733 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:33:23,782 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c[4729,4742] [2021-10-11 02:33:23,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:33:23,884 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:33:23,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23 WrapperNode [2021-10-11 02:33:23,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:23,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:33:23,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:33:23,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:33:23,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:23,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:23,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:33:23,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:33:23,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:33:23,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:33:24,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:24,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:24,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:24,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:24,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:24,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:24,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... [2021-10-11 02:33:24,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:33:24,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:33:24,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:33:24,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:33:24,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:33:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:33:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:33:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:33:24,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:33:26,506 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:33:26,506 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-10-11 02:33:26,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:33:26 BoogieIcfgContainer [2021-10-11 02:33:26,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:33:26,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:33:26,510 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:33:26,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:33:26,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:33:23" (1/3) ... [2021-10-11 02:33:26,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1eff3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:33:26, skipping insertion in model container [2021-10-11 02:33:26,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:23" (2/3) ... [2021-10-11 02:33:26,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1eff3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:33:26, skipping insertion in model container [2021-10-11 02:33:26,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:33:26" (3/3) ... [2021-10-11 02:33:26,516 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product01.cil.c [2021-10-11 02:33:26,530 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:33:26,533 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:33:26,543 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:33:26,567 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:33:26,567 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:33:26,568 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:33:26,568 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:33:26,568 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:33:26,568 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:33:26,568 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:33:26,568 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:33:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2021-10-11 02:33:26,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 02:33:26,588 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:26,589 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:33:26,589 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:26,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:26,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1527487174, now seen corresponding path program 1 times [2021-10-11 02:33:26,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:26,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [956230337] [2021-10-11 02:33:26,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:33:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:26,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:33:26,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:26,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:33:26,902 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:26,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [956230337] [2021-10-11 02:33:26,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:26,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:33:26,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601665055] [2021-10-11 02:33:26,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:33:26,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:26,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:33:26,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:33:26,925 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 2 states. [2021-10-11 02:33:26,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:26,949 INFO L93 Difference]: Finished difference Result 120 states and 179 transitions. [2021-10-11 02:33:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:33:26,950 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 02:33:26,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:26,960 INFO L225 Difference]: With dead ends: 120 [2021-10-11 02:33:26,961 INFO L226 Difference]: Without dead ends: 59 [2021-10-11 02:33:26,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:33:26,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-11 02:33:26,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-10-11 02:33:26,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2021-10-11 02:33:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 81 transitions. [2021-10-11 02:33:27,001 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 81 transitions. Word has length 18 [2021-10-11 02:33:27,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:27,001 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 81 transitions. [2021-10-11 02:33:27,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:33:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2021-10-11 02:33:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:33:27,003 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:27,003 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:33:27,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:33:27,223 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:27,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:27,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1856449369, now seen corresponding path program 1 times [2021-10-11 02:33:27,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:27,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472095919] [2021-10-11 02:33:27,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:33:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:27,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:33:27,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:27,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:33:27,445 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:27,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [472095919] [2021-10-11 02:33:27,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:27,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:33:27,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914735840] [2021-10-11 02:33:27,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:33:27,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:27,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:33:27,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:33:27,450 INFO L87 Difference]: Start difference. First operand 59 states and 81 transitions. Second operand 3 states. [2021-10-11 02:33:27,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:27,459 INFO L93 Difference]: Finished difference Result 59 states and 81 transitions. [2021-10-11 02:33:27,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:33:27,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 02:33:27,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:27,470 INFO L225 Difference]: With dead ends: 59 [2021-10-11 02:33:27,470 INFO L226 Difference]: Without dead ends: 29 [2021-10-11 02:33:27,471 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:33:27,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-10-11 02:33:27,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-10-11 02:33:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-10-11 02:33:27,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-10-11 02:33:27,476 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-10-11 02:33:27,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:27,477 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-10-11 02:33:27,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:33:27,477 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-10-11 02:33:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:33:27,478 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:27,478 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:33:27,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:33:27,679 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:27,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:27,680 INFO L82 PathProgramCache]: Analyzing trace with hash 274878546, now seen corresponding path program 1 times [2021-10-11 02:33:27,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:27,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464395904] [2021-10-11 02:33:27,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:33:27,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:33:27,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:33:27,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:33:27,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:33:27,959 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:33:27,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464395904] [2021-10-11 02:33:27,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:33:27,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:33:27,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722744678] [2021-10-11 02:33:27,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:33:27,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:33:27,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:33:27,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:33:27,962 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2021-10-11 02:33:28,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:33:28,098 INFO L93 Difference]: Finished difference Result 130 states and 199 transitions. [2021-10-11 02:33:28,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 02:33:28,099 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:33:28,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:33:28,106 INFO L225 Difference]: With dead ends: 130 [2021-10-11 02:33:28,106 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:33:28,107 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 02:33:28,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:33:28,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 48. [2021-10-11 02:33:28,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2021-10-11 02:33:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 67 transitions. [2021-10-11 02:33:28,125 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 67 transitions. Word has length 24 [2021-10-11 02:33:28,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:33:28,129 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 67 transitions. [2021-10-11 02:33:28,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:33:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2021-10-11 02:33:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 02:33:28,131 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:33:28,132 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:33:28,344 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:33:28,345 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:33:28,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:33:28,346 INFO L82 PathProgramCache]: Analyzing trace with hash -2143629616, now seen corresponding path program 1 times [2021-10-11 02:33:28,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:33:28,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7424485] [2021-10-11 02:33:28,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:33:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:33:29,847 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:33:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:33:30,781 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:33:30,929 INFO L173 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-10-11 02:33:30,929 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 02:33:31,130 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:33:31,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:33:31 BoogieIcfgContainer [2021-10-11 02:33:31,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:33:31,228 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:33:31,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:33:31,228 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:33:31,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:33:26" (3/4) ... [2021-10-11 02:33:31,231 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-11 02:33:31,330 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_931f4980-4a17-48e1-a4ae-a59f3588e071/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:33:31,331 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:33:31,332 INFO L168 Benchmark]: Toolchain (without parser) took 8264.36 ms. Allocated memory was 58.7 MB in the beginning and 94.4 MB in the end (delta: 35.7 MB). Free memory was 36.2 MB in the beginning and 67.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:31,333 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 58.7 MB. Free memory was 40.5 MB in the beginning and 40.5 MB in the end (delta: 42.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:33:31,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.64 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 36.0 MB in the beginning and 45.9 MB in the end (delta: -9.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:31,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.30 ms. Allocated memory is still 77.6 MB. Free memory was 45.9 MB in the beginning and 43.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:31,335 INFO L168 Benchmark]: Boogie Preprocessor took 59.77 ms. Allocated memory is still 77.6 MB. Free memory was 43.1 MB in the beginning and 41.0 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:33:31,335 INFO L168 Benchmark]: RCFGBuilder took 2461.12 ms. Allocated memory is still 77.6 MB. Free memory was 41.0 MB in the beginning and 54.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:31,336 INFO L168 Benchmark]: TraceAbstraction took 4717.85 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 54.6 MB in the beginning and 34.8 MB in the end (delta: 19.7 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:31,336 INFO L168 Benchmark]: Witness Printer took 102.82 ms. Allocated memory is still 94.4 MB. Free memory was 34.8 MB in the beginning and 67.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:31,339 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 58.7 MB. Free memory was 40.5 MB in the beginning and 40.5 MB in the end (delta: 42.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 815.64 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 36.0 MB in the beginning and 45.9 MB in the end (delta: -9.9 MB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.30 ms. Allocated memory is still 77.6 MB. Free memory was 45.9 MB in the beginning and 43.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.77 ms. Allocated memory is still 77.6 MB. Free memory was 43.1 MB in the beginning and 41.0 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 2461.12 ms. Allocated memory is still 77.6 MB. Free memory was 41.0 MB in the beginning and 54.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4717.85 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 54.6 MB in the beginning and 34.8 MB in the end (delta: 19.7 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. * Witness Printer took 102.82 ms. Allocated memory is still 94.4 MB. Free memory was 34.8 MB in the beginning and 67.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 304]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L50] int pumpRunning = 0; [L51] int systemActive = 1; [L309] int cleanupTimeShifts = 4; [L405] int waterLevel = 1; [L406] int methaneLevelCritical = 0; [L654] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L382] int retValue_acc ; [L383] int tmp ; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L255] int retValue_acc ; [L258] retValue_acc = 1 [L259] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L389] tmp = valid_product() [L391] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L162] int splverifierCounter ; [L163] int tmp ; [L164] int tmp___0 ; [L165] int tmp___1 ; [L166] int tmp___2 ; [L169] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L171] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L173] COND TRUE splverifierCounter < 4 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L179] tmp = __VERIFIER_nondet_int() [L181] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L423] COND TRUE waterLevel < 2 [L424] waterLevel = waterLevel + 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L189] tmp___0 = __VERIFIER_nondet_int() [L191] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L199] tmp___2 = __VERIFIER_nondet_int() [L201] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L58] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L65] COND TRUE \read(systemActive) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L267] int tmp ; [L268] int tmp___0 ; [L269] int tmp___1 ; [L444] int retValue_acc ; [L447] retValue_acc = methaneLevelCritical [L448] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L273] tmp = isMethaneLevelCritical() [L275] COND FALSE !(\read(tmp)) [L476] int retValue_acc ; [L479] retValue_acc = waterLevel [L480] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L279] tmp___0 = getWaterLevel() [L281] COND TRUE tmp___0 == 2 [L113] int retValue_acc ; [L116] retValue_acc = pumpRunning [L117] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L283] tmp___1 = isPumpRunning() [L285] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L304] reach_error() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 184 SDtfs, 169 SDslu, 148 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 59 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 2962 SizeOfPredicates, 4 NumberOfNonLiveVariables, 589 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 RESULT: Ultimate proved your program to be incorrect! Received shutdown request...