./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product05.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_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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_a085f28e-c889-49a2-a3cf-cabfe396a711/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 4f7d1f008fc605da9360b12daa11bcbc7acf8dd3 ............................................................................................................................................ 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_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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_a085f28e-c889-49a2-a3cf-cabfe396a711/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 4f7d1f008fc605da9360b12daa11bcbc7acf8dd3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:12,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:12,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:12,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:12,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:12,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:12,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:12,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:12,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:12,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:12,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:12,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:12,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:12,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:12,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:12,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:12,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:12,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:12,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:12,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:12,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:12,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:12,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:12,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:12,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:12,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:12,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:12,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:12,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:12,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:12,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:12,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:12,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:12,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:12,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:12,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:12,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:12,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:12,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:12,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:12,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:12,241 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:26:12,279 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:12,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:12,281 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:12,281 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:12,281 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:12,282 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:12,282 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:26:12,282 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:12,288 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:12,288 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:26:12,290 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:26:12,290 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:12,290 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:26:12,290 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:26:12,291 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:26:12,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:12,292 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:12,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:12,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:12,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:12,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:12,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:12,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:12,293 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:12,294 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:12,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:12,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:12,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:12,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:12,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:12,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:12,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:12,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:12,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:12,296 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:26:12,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:26:12,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:12,297 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:12,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:12,298 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_a085f28e-c889-49a2-a3cf-cabfe396a711/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f7d1f008fc605da9360b12daa11bcbc7acf8dd3 [2021-10-11 02:26:12,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:12,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:12,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:12,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:12,603 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:12,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-10-11 02:26:12,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/391869b07/dc55d911180242e7a5a5e8d6bf84f973/FLAG856b3607a [2021-10-11 02:26:13,205 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:13,206 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-10-11 02:26:13,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/391869b07/dc55d911180242e7a5a5e8d6bf84f973/FLAG856b3607a [2021-10-11 02:26:13,532 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/391869b07/dc55d911180242e7a5a5e8d6bf84f973 [2021-10-11 02:26:13,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:13,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:13,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:13,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:13,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:13,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:13" (1/1) ... [2021-10-11 02:26:13,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b7589a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:13, skipping insertion in model container [2021-10-11 02:26:13,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:13" (1/1) ... [2021-10-11 02:26:13,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:13,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:13,812 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_a085f28e-c889-49a2-a3cf-cabfe396a711/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4222,4235] [2021-10-11 02:26:13,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:13,892 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 02:26:13,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18cecb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:13, skipping insertion in model container [2021-10-11 02:26:13,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:13,894 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:13,896 INFO L168 Benchmark]: Toolchain (without parser) took 358.92 ms. Allocated memory is still 104.9 MB. Free memory was 64.6 MB in the beginning and 77.0 MB in the end (delta: -12.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:13,896 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 104.9 MB. Free memory is still 81.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:13,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.86 ms. Allocated memory is still 104.9 MB. Free memory was 64.5 MB in the beginning and 77.0 MB in the end (delta: -12.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:13,899 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 104.9 MB. Free memory is still 81.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 354.86 ms. Allocated memory is still 104.9 MB. Free memory was 64.5 MB in the beginning and 77.0 MB in the end (delta: -12.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 370]: 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 02:26:16,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:16,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:16,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:16,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:16,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:16,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:16,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:16,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:16,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:16,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:16,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:16,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:16,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:16,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:16,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:16,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:16,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:16,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:16,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:16,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:16,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:16,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:16,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:16,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:16,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:16,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:16,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:16,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:16,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:16,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:16,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:16,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:16,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:16,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:16,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:16,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:16,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:16,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:16,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:16,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:16,155 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:26:16,214 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:16,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:16,216 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:16,216 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:16,217 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:16,217 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:16,217 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:16,218 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:16,218 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:16,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:16,221 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:26:16,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:26:16,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:16,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:16,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:16,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:16,222 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:16,223 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:16,223 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:16,223 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:26:16,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:16,224 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:16,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:16,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:16,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:16,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:16,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:16,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:16,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:16,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:16,227 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:16,227 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:16,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:16,228 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:16,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:16,229 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_a085f28e-c889-49a2-a3cf-cabfe396a711/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f7d1f008fc605da9360b12daa11bcbc7acf8dd3 [2021-10-11 02:26:16,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:16,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:16,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:16,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:16,686 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:16,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-10-11 02:26:16,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/1af38521a/af31473a62d14c33a945fd9688eb4ef7/FLAG835ca2d74 [2021-10-11 02:26:17,392 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:17,393 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-10-11 02:26:17,410 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/1af38521a/af31473a62d14c33a945fd9688eb4ef7/FLAG835ca2d74 [2021-10-11 02:26:17,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/data/1af38521a/af31473a62d14c33a945fd9688eb4ef7 [2021-10-11 02:26:17,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:17,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:17,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:17,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:17,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:17,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:17" (1/1) ... [2021-10-11 02:26:17,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228a4b70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:17, skipping insertion in model container [2021-10-11 02:26:17,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:17" (1/1) ... [2021-10-11 02:26:17,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:17,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:17,935 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_a085f28e-c889-49a2-a3cf-cabfe396a711/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4222,4235] [2021-10-11 02:26:18,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:18,097 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:26:18,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:18,130 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_a085f28e-c889-49a2-a3cf-cabfe396a711/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4222,4235] [2021-10-11 02:26:18,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:18,177 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:26:18,207 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_a085f28e-c889-49a2-a3cf-cabfe396a711/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4222,4235] [2021-10-11 02:26:18,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:26:18,279 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:26:18,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18 WrapperNode [2021-10-11 02:26:18,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:18,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:18,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:26:18,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:26:18,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:26:18,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:26:18,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:26:18,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:26:18,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... [2021-10-11 02:26:18,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:26:18,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:26:18,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:26:18,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:26:18,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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 02:26:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:26:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:26:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:26:18,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:26:21,090 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:26:21,090 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-11 02:26:21,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:21 BoogieIcfgContainer [2021-10-11 02:26:21,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:26:21,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:26:21,095 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:26:21,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:26:21,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:26:17" (1/3) ... [2021-10-11 02:26:21,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@733edef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:21, skipping insertion in model container [2021-10-11 02:26:21,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:18" (2/3) ... [2021-10-11 02:26:21,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@733edef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:26:21, skipping insertion in model container [2021-10-11 02:26:21,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:21" (3/3) ... [2021-10-11 02:26:21,102 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product05.cil.c [2021-10-11 02:26:21,118 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:26:21,122 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:26:21,134 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:26:21,160 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:26:21,161 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:26:21,161 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:26:21,161 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:26:21,161 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:26:21,162 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:26:21,162 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:26:21,162 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:26:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2021-10-11 02:26:21,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 02:26:21,185 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:21,185 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:21,186 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:21,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:21,192 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2021-10-11 02:26:21,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:21,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697274621] [2021-10-11 02:26:21,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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 02:26:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:21,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:26:21,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:21,543 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 02:26:21,543 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:21,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697274621] [2021-10-11 02:26:21,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:21,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:21,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212650281] [2021-10-11 02:26:21,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:26:21,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:21,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:26:21,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:26:21,566 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2021-10-11 02:26:21,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:21,590 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2021-10-11 02:26:21,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:26:21,591 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 02:26:21,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:21,601 INFO L225 Difference]: With dead ends: 132 [2021-10-11 02:26:21,601 INFO L226 Difference]: Without dead ends: 65 [2021-10-11 02:26:21,604 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 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 02:26:21,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-10-11 02:26:21,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-10-11 02:26:21,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2021-10-11 02:26:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2021-10-11 02:26:21,642 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2021-10-11 02:26:21,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:21,643 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2021-10-11 02:26:21,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:26:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2021-10-11 02:26:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 02:26:21,644 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:21,644 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:26:21,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:26:21,863 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:21,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:21,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2021-10-11 02:26:21,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:21,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [546283969] [2021-10-11 02:26:21,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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 02:26:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:22,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:22,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:22,081 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 02:26:22,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:22,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [546283969] [2021-10-11 02:26:22,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:22,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:26:22,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603187446] [2021-10-11 02:26:22,084 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:22,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:22,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:22,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:22,086 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2021-10-11 02:26:22,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:22,097 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2021-10-11 02:26:22,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:22,098 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 02:26:22,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:22,099 INFO L225 Difference]: With dead ends: 65 [2021-10-11 02:26:22,100 INFO L226 Difference]: Without dead ends: 31 [2021-10-11 02:26:22,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 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 02:26:22,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-11 02:26:22,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-11 02:26:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-10-11 02:26:22,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2021-10-11 02:26:22,107 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2021-10-11 02:26:22,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:22,107 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2021-10-11 02:26:22,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:22,108 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2021-10-11 02:26:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 02:26:22,109 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:22,109 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] [2021-10-11 02:26:22,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:26:22,323 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:22,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:22,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2021-10-11 02:26:22,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:22,325 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [777479320] [2021-10-11 02:26:22,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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 02:26:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:22,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:26:22,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:22,597 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 02:26:22,597 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:22,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [777479320] [2021-10-11 02:26:22,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:22,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:26:22,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717735011] [2021-10-11 02:26:22,599 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:26:22,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:22,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:26:22,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:26:22,601 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2021-10-11 02:26:22,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:22,620 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2021-10-11 02:26:22,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:26:22,621 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 02:26:22,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:22,622 INFO L225 Difference]: With dead ends: 56 [2021-10-11 02:26:22,623 INFO L226 Difference]: Without dead ends: 31 [2021-10-11 02:26:22,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 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 02:26:22,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-11 02:26:22,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-11 02:26:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-10-11 02:26:22,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-10-11 02:26:22,639 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2021-10-11 02:26:22,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:22,639 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-10-11 02:26:22,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:26:22,640 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-10-11 02:26:22,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 02:26:22,641 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:22,641 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] [2021-10-11 02:26:22,858 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:26:22,858 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:22,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:22,859 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2021-10-11 02:26:22,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:22,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2044502768] [2021-10-11 02:26:22,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/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 02:26:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:23,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:23,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:23,188 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 02:26:23,191 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:23,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2044502768] [2021-10-11 02:26:23,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:23,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:26:23,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421729443] [2021-10-11 02:26:23,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:23,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:23,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:23,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:23,198 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2021-10-11 02:26:23,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:23,416 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2021-10-11 02:26:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 02:26:23,418 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 02:26:23,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:23,424 INFO L225 Difference]: With dead ends: 132 [2021-10-11 02:26:23,424 INFO L226 Difference]: Without dead ends: 107 [2021-10-11 02:26:23,426 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:26:23,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-11 02:26:23,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2021-10-11 02:26:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2021-10-11 02:26:23,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2021-10-11 02:26:23,450 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2021-10-11 02:26:23,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:23,452 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2021-10-11 02:26:23,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2021-10-11 02:26:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 02:26:23,455 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:26:23,455 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 02:26:23,668 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:26:23,668 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:26:23,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:26:23,669 INFO L82 PathProgramCache]: Analyzing trace with hash 2028068683, now seen corresponding path program 1 times [2021-10-11 02:26:23,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:26:23,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1218548208] [2021-10-11 02:26:23,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:26:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:26:23,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:26:23,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:26:23,917 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 02:26:23,917 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:26:23,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1218548208] [2021-10-11 02:26:23,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:26:23,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:26:23,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767775805] [2021-10-11 02:26:23,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:26:23,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:26:23,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:26:23,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:26:23,920 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2021-10-11 02:26:24,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:26:24,037 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2021-10-11 02:26:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:26:24,038 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 02:26:24,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:26:24,039 INFO L225 Difference]: With dead ends: 144 [2021-10-11 02:26:24,039 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:26:24,043 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:26:24,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:26:24,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:26:24,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:26:24,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:26:24,059 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 02:26:24,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:26:24,059 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:26:24,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:26:24,060 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:26:24,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:26:24,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:26:24,278 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:26:24,829 INFO L265 CegarLoopResult]: At program point L828(lines 809 831) the Hoare annotation is: true [2021-10-11 02:26:24,829 INFO L258 CegarLoopResult]: At program point L217(lines 210 220) the Hoare annotation is: false [2021-10-11 02:26:24,830 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2021-10-11 02:26:24,830 INFO L258 CegarLoopResult]: At program point L217-1(lines 210 220) the Hoare annotation is: false [2021-10-11 02:26:24,830 INFO L258 CegarLoopResult]: At program point L217-2(lines 210 220) the Hoare annotation is: false [2021-10-11 02:26:24,830 INFO L258 CegarLoopResult]: At program point L333(lines 286 334) the Hoare annotation is: false [2021-10-11 02:26:24,830 INFO L262 CegarLoopResult]: For program point L746(line 746) no Hoare annotation was computed. [2021-10-11 02:26:24,830 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:26:24,831 INFO L262 CegarLoopResult]: For program point L317(lines 317 328) no Hoare annotation was computed. [2021-10-11 02:26:24,831 INFO L258 CegarLoopResult]: At program point L863(lines 858 866) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,831 INFO L262 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-10-11 02:26:24,831 INFO L262 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-10-11 02:26:24,831 INFO L262 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-10-11 02:26:24,831 INFO L262 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2021-10-11 02:26:24,831 INFO L262 CegarLoopResult]: For program point L716(lines 716 729) no Hoare annotation was computed. [2021-10-11 02:26:24,831 INFO L262 CegarLoopResult]: For program point L749-1(lines 141 147) no Hoare annotation was computed. [2021-10-11 02:26:24,832 INFO L258 CegarLoopResult]: At program point L716-1(lines 1 866) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,832 INFO L262 CegarLoopResult]: For program point L716-2(lines 716 729) no Hoare annotation was computed. [2021-10-11 02:26:24,833 INFO L258 CegarLoopResult]: At program point L716-3(lines 1 866) the Hoare annotation is: false [2021-10-11 02:26:24,833 INFO L262 CegarLoopResult]: For program point L716-4(lines 716 729) no Hoare annotation was computed. [2021-10-11 02:26:24,833 INFO L258 CegarLoopResult]: At program point L716-5(lines 1 866) the Hoare annotation is: false [2021-10-11 02:26:24,833 INFO L262 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2021-10-11 02:26:24,833 INFO L262 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2021-10-11 02:26:24,833 INFO L262 CegarLoopResult]: For program point L271-2(line 271) no Hoare annotation was computed. [2021-10-11 02:26:24,834 INFO L262 CegarLoopResult]: For program point L288(lines 287 332) no Hoare annotation was computed. [2021-10-11 02:26:24,834 INFO L262 CegarLoopResult]: For program point L173(lines 173 190) no Hoare annotation was computed. [2021-10-11 02:26:24,834 INFO L262 CegarLoopResult]: For program point L173-1(lines 173 190) no Hoare annotation was computed. [2021-10-11 02:26:24,834 INFO L262 CegarLoopResult]: For program point L173-2(lines 173 190) no Hoare annotation was computed. [2021-10-11 02:26:24,834 INFO L262 CegarLoopResult]: For program point L289(lines 289 293) no Hoare annotation was computed. [2021-10-11 02:26:24,835 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:26:24,835 INFO L258 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: false [2021-10-11 02:26:24,835 INFO L258 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,835 INFO L258 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2021-10-11 02:26:24,835 INFO L258 CegarLoopResult]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2021-10-11 02:26:24,836 INFO L258 CegarLoopResult]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2021-10-11 02:26:24,836 INFO L258 CegarLoopResult]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2021-10-11 02:26:24,836 INFO L258 CegarLoopResult]: At program point L141(lines 140 159) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,836 INFO L262 CegarLoopResult]: For program point L141-1(lines 141 147) no Hoare annotation was computed. [2021-10-11 02:26:24,836 INFO L258 CegarLoopResult]: At program point L141-2(lines 140 159) the Hoare annotation is: false [2021-10-11 02:26:24,837 INFO L258 CegarLoopResult]: At program point L141-3(lines 140 159) the Hoare annotation is: false [2021-10-11 02:26:24,837 INFO L262 CegarLoopResult]: For program point L323(lines 323 327) no Hoare annotation was computed. [2021-10-11 02:26:24,837 INFO L262 CegarLoopResult]: For program point L323-2(lines 141 147) no Hoare annotation was computed. [2021-10-11 02:26:24,837 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2021-10-11 02:26:24,837 INFO L262 CegarLoopResult]: For program point L819(lines 819 826) no Hoare annotation was computed. [2021-10-11 02:26:24,838 INFO L262 CegarLoopResult]: For program point L307(lines 307 313) no Hoare annotation was computed. [2021-10-11 02:26:24,838 INFO L258 CegarLoopResult]: At program point L307-1(lines 307 313) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,838 INFO L265 CegarLoopResult]: At program point L819-1(lines 819 826) the Hoare annotation is: true [2021-10-11 02:26:24,838 INFO L262 CegarLoopResult]: For program point L720(lines 720 726) no Hoare annotation was computed. [2021-10-11 02:26:24,838 INFO L262 CegarLoopResult]: For program point L720-2(lines 720 726) no Hoare annotation was computed. [2021-10-11 02:26:24,838 INFO L262 CegarLoopResult]: For program point L720-4(lines 720 726) no Hoare annotation was computed. [2021-10-11 02:26:24,839 INFO L258 CegarLoopResult]: At program point L226(lines 221 229) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,839 INFO L258 CegarLoopResult]: At program point L226-1(lines 221 229) the Hoare annotation is: false [2021-10-11 02:26:24,839 INFO L258 CegarLoopResult]: At program point L226-2(lines 221 229) the Hoare annotation is: false [2021-10-11 02:26:24,839 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:26:24,839 INFO L262 CegarLoopResult]: For program point L177(lines 177 185) no Hoare annotation was computed. [2021-10-11 02:26:24,840 INFO L262 CegarLoopResult]: For program point L177-1(lines 177 185) no Hoare annotation was computed. [2021-10-11 02:26:24,840 INFO L262 CegarLoopResult]: For program point L177-2(lines 177 185) no Hoare annotation was computed. [2021-10-11 02:26:24,840 INFO L262 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-10-11 02:26:24,840 INFO L258 CegarLoopResult]: At program point L855(lines 1 866) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,840 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:26:24,841 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 271) no Hoare annotation was computed. [2021-10-11 02:26:24,841 INFO L258 CegarLoopResult]: At program point L148(lines 148 154) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,841 INFO L258 CegarLoopResult]: At program point L148-1(lines 148 154) the Hoare annotation is: false [2021-10-11 02:26:24,841 INFO L258 CegarLoopResult]: At program point L148-2(lines 148 154) the Hoare annotation is: false [2021-10-11 02:26:24,841 INFO L262 CegarLoopResult]: For program point L297(lines 297 303) no Hoare annotation was computed. [2021-10-11 02:26:24,842 INFO L258 CegarLoopResult]: At program point L297-1(lines 297 303) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,842 INFO L262 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-11 02:26:24,842 INFO L258 CegarLoopResult]: At program point L793(lines 789 795) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= ~methaneLevelCritical~0 (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:26:24,842 INFO L258 CegarLoopResult]: At program point L745-2(lines 745 759) the Hoare annotation is: false [2021-10-11 02:26:24,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:26:24 BoogieIcfgContainer [2021-10-11 02:26:24,881 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:26:24,882 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:26:24,882 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:26:24,882 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:26:24,883 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:26:21" (3/4) ... [2021-10-11 02:26:24,886 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:26:24,910 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:26:24,911 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:26:24,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:26:24,913 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:26:24,913 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:26:24,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:24,915 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:26:24,946 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:26:25,004 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a085f28e-c889-49a2-a3cf-cabfe396a711/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:26:25,004 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:26:25,006 INFO L168 Benchmark]: Toolchain (without parser) took 7318.50 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 58.5 MB in the beginning and 32.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:25,006 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 75.5 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:25,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.11 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 44.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:25,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.54 ms. Allocated memory is still 75.5 MB. Free memory was 44.7 MB in the beginning and 41.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:25,008 INFO L168 Benchmark]: Boogie Preprocessor took 40.83 ms. Allocated memory is still 75.5 MB. Free memory was 41.9 MB in the beginning and 39.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:25,008 INFO L168 Benchmark]: RCFGBuilder took 2705.40 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 39.5 MB in the beginning and 61.2 MB in the end (delta: -21.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:25,009 INFO L168 Benchmark]: TraceAbstraction took 3786.88 ms. Allocated memory is still 100.7 MB. Free memory was 61.1 MB in the beginning and 38.8 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:25,009 INFO L168 Benchmark]: Witness Printer took 122.53 ms. Allocated memory is still 100.7 MB. Free memory was 38.8 MB in the beginning and 32.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:25,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 75.5 MB. Free memory is still 56.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 592.11 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 44.7 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.54 ms. Allocated memory is still 75.5 MB. Free memory was 44.7 MB in the beginning and 41.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.83 ms. Allocated memory is still 75.5 MB. Free memory was 41.9 MB in the beginning and 39.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2705.40 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 39.5 MB in the beginning and 61.2 MB in the end (delta: -21.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3786.88 ms. Allocated memory is still 100.7 MB. Free memory was 61.1 MB in the beginning and 38.8 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * Witness Printer took 122.53 ms. Allocated memory is still 100.7 MB. Free memory was 38.8 MB in the beginning and 32.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && methaneLevelCritical == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 286 SDtfs, 278 SDslu, 233 SDs, 0 SdLazy, 53 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred 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, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 143 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1026 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 30 FomulaSimplificationsInter, 212 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4417 SizeOfPredicates, 7 NumberOfNonLiveVariables, 973 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 correct! Received shutdown request...