./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan --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 5defd2208c93a2ab255ba6ec6639b51820669e1a ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan --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 5defd2208c93a2ab255ba6ec6639b51820669e1a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:08:28,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:28,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:28,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:28,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:28,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:28,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:28,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:28,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:28,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:28,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:28,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:28,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:28,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:28,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:28,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:28,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:28,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:28,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:28,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:28,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:28,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:28,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:28,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:28,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:28,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:28,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:28,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:28,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:28,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:28,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:28,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:28,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:28,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:28,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:28,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:28,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:28,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:28,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:28,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:28,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:28,275 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:08:28,315 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:28,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:28,317 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:28,317 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:28,318 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:28,318 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:28,318 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:08:28,318 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:28,319 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:28,319 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:08:28,320 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:08:28,320 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:28,321 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:08:28,321 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:08:28,321 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:08:28,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:28,322 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:08:28,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:08:28,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:08:28,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:28,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:28,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:28,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:28,324 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:28,324 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:08:28,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:28,325 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:28,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:28,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:28,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:28,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:28,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:28,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:28,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:28,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:28,329 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:08:28,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:08:28,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:28,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:28,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:28,331 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-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5defd2208c93a2ab255ba6ec6639b51820669e1a [2020-11-22 13:08:28,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:28,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:28,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:28,684 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:28,685 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:28,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/../../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2020-11-22 13:08:28,773 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/d472f2a7a/a2c64b75097a4ab59cee6a8b7ea5ad88/FLAG6e18dc476 [2020-11-22 13:08:29,313 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:29,313 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2020-11-22 13:08:29,327 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/d472f2a7a/a2c64b75097a4ab59cee6a8b7ea5ad88/FLAG6e18dc476 [2020-11-22 13:08:29,610 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/d472f2a7a/a2c64b75097a4ab59cee6a8b7ea5ad88 [2020-11-22 13:08:29,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:29,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:29,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:29,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:29,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:29,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:29" (1/1) ... [2020-11-22 13:08:29,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c30df4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:29, skipping insertion in model container [2020-11-22 13:08:29,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:29" (1/1) ... [2020-11-22 13:08:29,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:29,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:29,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:29,974 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) [2020-11-22 13:08:29,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57e2c774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:29, skipping insertion in model container [2020-11-22 13:08:29,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:29,975 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:08:29,977 INFO L168 Benchmark]: Toolchain (without parser) took 362.74 ms. Allocated memory is still 92.3 MB. Free memory was 60.1 MB in the beginning and 67.3 MB in the end (delta: -7.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:29,978 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 50.8 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:29,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.57 ms. Allocated memory is still 92.3 MB. Free memory was 59.9 MB in the beginning and 67.3 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:29,981 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 92.3 MB. Free memory was 50.8 MB in the beginning and 50.8 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 358.57 ms. Allocated memory is still 92.3 MB. Free memory was 59.9 MB in the beginning and 67.3 MB in the end (delta: -7.4 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: 404]: 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-a4ecdab [2020-11-22 13:08:32,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:32,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:32,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:32,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:32,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:32,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:32,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:32,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:32,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:32,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:32,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:32,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:32,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:32,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:32,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:32,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:32,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:32,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:32,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:32,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:32,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:32,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:32,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:32,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:32,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:32,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:32,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:32,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:32,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:32,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:32,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:32,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:32,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:32,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:32,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:32,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:32,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:32,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:32,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:32,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:32,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:08:32,532 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:32,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:32,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:32,534 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:32,535 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:32,535 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:32,535 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:32,535 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:32,536 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:32,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:32,538 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:08:32,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:08:32,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:32,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:32,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:32,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:32,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:32,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:08:32,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:08:32,540 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:08:32,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:32,541 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:32,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:32,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:32,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:08:32,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:32,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:32,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:32,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:32,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:32,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:32,543 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:08:32,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:08:32,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:32,544 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:32,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:32,544 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-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5defd2208c93a2ab255ba6ec6639b51820669e1a [2020-11-22 13:08:32,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:32,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:32,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:33,003 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:33,005 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:33,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/../../sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2020-11-22 13:08:33,087 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/fab127c45/a8250125ef5e49479be065c950acaa61/FLAGe354f5813 [2020-11-22 13:08:33,758 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:33,759 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/sv-benchmarks/c/loop-industry-pattern/ofuf_4.c [2020-11-22 13:08:33,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/fab127c45/a8250125ef5e49479be065c950acaa61/FLAGe354f5813 [2020-11-22 13:08:34,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/data/fab127c45/a8250125ef5e49479be065c950acaa61 [2020-11-22 13:08:34,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:34,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:34,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:34,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:34,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:34,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:34,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fb5d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34, skipping insertion in model container [2020-11-22 13:08:34,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:34,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:34,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:34,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:34,599 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:08:34,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:34,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:34,737 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:08:34,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:34,859 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:08:34,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34 WrapperNode [2020-11-22 13:08:34,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:34,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:08:34,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:08:34,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:08:34,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:34,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:34,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:08:34,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:08:34,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:08:34,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:08:34,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:34,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:34,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:35,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:35,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:35,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:35,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... [2020-11-22 13:08:35,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:08:35,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:08:35,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:08:35,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:08:35,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/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 [2020-11-22 13:08:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-22 13:08:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-22 13:08:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2020-11-22 13:08:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:08:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-22 13:08:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-22 13:08:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:08:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-22 13:08:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-11-22 13:08:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-22 13:08:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-11-22 13:08:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2020-11-22 13:08:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2020-11-22 13:08:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-22 13:08:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:08:35,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:08:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-22 13:08:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-22 13:08:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-22 13:08:36,905 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:08:36,905 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-22 13:08:36,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:36 BoogieIcfgContainer [2020-11-22 13:08:36,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:08:36,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:08:36,910 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:08:36,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:08:36,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:08:34" (1/3) ... [2020-11-22 13:08:36,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619b181c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:08:36, skipping insertion in model container [2020-11-22 13:08:36,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:34" (2/3) ... [2020-11-22 13:08:36,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619b181c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:08:36, skipping insertion in model container [2020-11-22 13:08:36,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:36" (3/3) ... [2020-11-22 13:08:36,916 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.c [2020-11-22 13:08:36,928 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:08:36,934 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-22 13:08:36,954 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-22 13:08:36,979 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:08:36,979 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:08:36,979 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:08:36,979 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:08:36,980 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:08:36,980 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:08:36,980 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:08:36,980 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:08:36,999 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-11-22 13:08:37,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-22 13:08:37,008 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:37,009 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] [2020-11-22 13:08:37,009 INFO L429 AbstractCegarLoop]: === Iteration 1 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:37,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:37,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1647971120, now seen corresponding path program 1 times [2020-11-22 13:08:37,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:37,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [809761415] [2020-11-22 13:08:37,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/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 [2020-11-22 13:08:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:37,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:08:37,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:37,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:37,473 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:37,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:37,491 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [809761415] [2020-11-22 13:08:37,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:37,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:08:37,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870162383] [2020-11-22 13:08:37,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:08:37,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:37,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:08:37,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:08:37,513 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2020-11-22 13:08:37,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:37,551 INFO L93 Difference]: Finished difference Result 352 states and 573 transitions. [2020-11-22 13:08:37,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:08:37,552 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2020-11-22 13:08:37,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:37,563 INFO L225 Difference]: With dead ends: 352 [2020-11-22 13:08:37,563 INFO L226 Difference]: Without dead ends: 174 [2020-11-22 13:08:37,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:08:37,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-11-22 13:08:37,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2020-11-22 13:08:37,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2020-11-22 13:08:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 271 transitions. [2020-11-22 13:08:37,621 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 271 transitions. Word has length 22 [2020-11-22 13:08:37,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:37,622 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 271 transitions. [2020-11-22 13:08:37,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:08:37,622 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 271 transitions. [2020-11-22 13:08:37,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-22 13:08:37,624 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:37,625 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] [2020-11-22 13:08:37,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:08:37,841 INFO L429 AbstractCegarLoop]: === Iteration 2 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:37,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:37,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1590712818, now seen corresponding path program 1 times [2020-11-22 13:08:37,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:37,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1682466706] [2020-11-22 13:08:37,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/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 [2020-11-22 13:08:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:38,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:08:38,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:38,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:38,137 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:38,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1682466706] [2020-11-22 13:08:38,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:38,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:08:38,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908472411] [2020-11-22 13:08:38,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:08:38,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:38,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:08:38,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:08:38,155 INFO L87 Difference]: Start difference. First operand 174 states and 271 transitions. Second operand 4 states. [2020-11-22 13:08:38,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:38,323 INFO L93 Difference]: Finished difference Result 636 states and 1009 transitions. [2020-11-22 13:08:38,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:08:38,325 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-11-22 13:08:38,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:38,333 INFO L225 Difference]: With dead ends: 636 [2020-11-22 13:08:38,333 INFO L226 Difference]: Without dead ends: 467 [2020-11-22 13:08:38,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:08:38,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2020-11-22 13:08:38,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 177. [2020-11-22 13:08:38,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-11-22 13:08:38,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 274 transitions. [2020-11-22 13:08:38,381 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 274 transitions. Word has length 22 [2020-11-22 13:08:38,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:38,382 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 274 transitions. [2020-11-22 13:08:38,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:08:38,382 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 274 transitions. [2020-11-22 13:08:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 13:08:38,389 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:38,389 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:38,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:08:38,605 INFO L429 AbstractCegarLoop]: === Iteration 3 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:38,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:38,608 INFO L82 PathProgramCache]: Analyzing trace with hash 2116860106, now seen corresponding path program 1 times [2020-11-22 13:08:38,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:38,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2094543246] [2020-11-22 13:08:38,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/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 [2020-11-22 13:08:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:38,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:38,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:38,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:38,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:39,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:39,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2094543246] [2020-11-22 13:08:39,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [287924564] [2020-11-22 13:08:39,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:08:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:39,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-22 13:08:39,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:39,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-22 13:08:39,387 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:39,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-22 13:08:39,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2020-11-22 13:08:39,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 7] total 14 [2020-11-22 13:08:39,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841209253] [2020-11-22 13:08:39,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 13:08:39,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:39,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 13:08:39,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-11-22 13:08:39,437 INFO L87 Difference]: Start difference. First operand 177 states and 274 transitions. Second operand 6 states. [2020-11-22 13:08:39,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:39,584 INFO L93 Difference]: Finished difference Result 260 states and 378 transitions. [2020-11-22 13:08:39,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-22 13:08:39,587 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-11-22 13:08:39,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:39,590 INFO L225 Difference]: With dead ends: 260 [2020-11-22 13:08:39,590 INFO L226 Difference]: Without dead ends: 238 [2020-11-22 13:08:39,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2020-11-22 13:08:39,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-11-22 13:08:39,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 216. [2020-11-22 13:08:39,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-22 13:08:39,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 324 transitions. [2020-11-22 13:08:39,617 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 324 transitions. Word has length 26 [2020-11-22 13:08:39,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:39,618 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 324 transitions. [2020-11-22 13:08:39,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 13:08:39,618 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 324 transitions. [2020-11-22 13:08:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-22 13:08:39,626 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:39,626 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:40,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3,5 cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:08:40,048 INFO L429 AbstractCegarLoop]: === Iteration 4 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:40,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:40,048 INFO L82 PathProgramCache]: Analyzing trace with hash -1762098306, now seen corresponding path program 1 times [2020-11-22 13:08:40,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:40,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563435573] [2020-11-22 13:08:40,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/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 [2020-11-22 13:08:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:40,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:40,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:40,340 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 13:08:40,340 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:40,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563435573] [2020-11-22 13:08:40,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [281264847] [2020-11-22 13:08:40,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:08:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:40,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:08:40,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:40,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-22 13:08:40,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-22 13:08:40,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2020-11-22 13:08:40,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 7, 3] total 12 [2020-11-22 13:08:40,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963798849] [2020-11-22 13:08:40,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:08:40,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:40,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:08:40,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:08:40,780 INFO L87 Difference]: Start difference. First operand 216 states and 324 transitions. Second operand 3 states. [2020-11-22 13:08:40,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:40,839 INFO L93 Difference]: Finished difference Result 353 states and 523 transitions. [2020-11-22 13:08:40,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:08:40,841 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-11-22 13:08:40,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:40,843 INFO L225 Difference]: With dead ends: 353 [2020-11-22 13:08:40,843 INFO L226 Difference]: Without dead ends: 284 [2020-11-22 13:08:40,844 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:08:40,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2020-11-22 13:08:40,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 216. [2020-11-22 13:08:40,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-11-22 13:08:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 323 transitions. [2020-11-22 13:08:40,871 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 323 transitions. Word has length 32 [2020-11-22 13:08:40,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:40,872 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 323 transitions. [2020-11-22 13:08:40,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:08:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 323 transitions. [2020-11-22 13:08:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-22 13:08:40,873 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:40,873 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:41,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 mathsat -unsat_core_generation=3 [2020-11-22 13:08:41,277 INFO L429 AbstractCegarLoop]: === Iteration 5 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:41,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:41,277 INFO L82 PathProgramCache]: Analyzing trace with hash 931841397, now seen corresponding path program 1 times [2020-11-22 13:08:41,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:41,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [198047732] [2020-11-22 13:08:41,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-11-22 13:08:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:41,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:41,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 13:08:41,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:41,676 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:41,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [198047732] [2020-11-22 13:08:41,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1488180952] [2020-11-22 13:08:41,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:08:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:41,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:08:41,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-22 13:08:41,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-22 13:08:42,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2020-11-22 13:08:42,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 7, 3] total 12 [2020-11-22 13:08:42,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614478271] [2020-11-22 13:08:42,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:08:42,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:42,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:08:42,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:08:42,021 INFO L87 Difference]: Start difference. First operand 216 states and 323 transitions. Second operand 3 states. [2020-11-22 13:08:42,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:42,091 INFO L93 Difference]: Finished difference Result 283 states and 410 transitions. [2020-11-22 13:08:42,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:08:42,094 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-11-22 13:08:42,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:42,097 INFO L225 Difference]: With dead ends: 283 [2020-11-22 13:08:42,097 INFO L226 Difference]: Without dead ends: 220 [2020-11-22 13:08:42,097 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:08:42,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2020-11-22 13:08:42,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 217. [2020-11-22 13:08:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-11-22 13:08:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 324 transitions. [2020-11-22 13:08:42,109 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 324 transitions. Word has length 33 [2020-11-22 13:08:42,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:42,110 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 324 transitions. [2020-11-22 13:08:42,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:08:42,110 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 324 transitions. [2020-11-22 13:08:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-22 13:08:42,112 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:42,112 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:42,515 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3 [2020-11-22 13:08:42,515 INFO L429 AbstractCegarLoop]: === Iteration 6 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:42,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:42,516 INFO L82 PathProgramCache]: Analyzing trace with hash 26517806, now seen corresponding path program 1 times [2020-11-22 13:08:42,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:42,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281353439] [2020-11-22 13:08:42,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-11-22 13:08:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:42,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:42,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:42,818 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-22 13:08:42,818 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:42,931 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-22 13:08:42,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281353439] [2020-11-22 13:08:42,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1408797061] [2020-11-22 13:08:42,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:08:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:43,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:43,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-22 13:08:43,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:43,523 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-22 13:08:43,524 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229143161] [2020-11-22 13:08:43,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-22 13:08:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:43,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:43,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 13:08:43,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:43,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 13:08:43,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2020-11-22 13:08:43,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 7, 5, 5] total 13 [2020-11-22 13:08:43,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632514132] [2020-11-22 13:08:43,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:08:43,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:43,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:08:43,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2020-11-22 13:08:43,923 INFO L87 Difference]: Start difference. First operand 217 states and 324 transitions. Second operand 5 states. [2020-11-22 13:08:44,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:44,068 INFO L93 Difference]: Finished difference Result 269 states and 392 transitions. [2020-11-22 13:08:44,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:08:44,073 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-11-22 13:08:44,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:44,074 INFO L225 Difference]: With dead ends: 269 [2020-11-22 13:08:44,074 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:08:44,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 203 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2020-11-22 13:08:44,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:08:44,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:08:44,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:08:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:08:44,076 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2020-11-22 13:08:44,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:44,076 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:08:44,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:08:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:08:44,076 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:08:44,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:08:44,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:08:44,982 INFO L274 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,982 INFO L274 CegarLoopResult]: For program point L234-2(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,982 INFO L274 CegarLoopResult]: For program point L234-3(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,982 INFO L274 CegarLoopResult]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-6(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-8(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-9(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-11(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-12(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-14(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-15(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-17(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,983 INFO L274 CegarLoopResult]: For program point L234-18(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L234-20(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L234-21(line 234) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L234-23(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L202(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L202-3(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L202-5(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L202-6(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,984 INFO L274 CegarLoopResult]: For program point L202-8(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L202-9(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L202-11(lines 202 208) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236(lines 236 241) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236-2(lines 236 241) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236-3(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236-4(lines 236 241) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236-5(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236-6(lines 236 241) no Hoare annotation was computed. [2020-11-22 13:08:44,985 INFO L274 CegarLoopResult]: For program point L236-7(lines 234 246) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L274 CegarLoopResult]: For program point L204(lines 204 207) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L274 CegarLoopResult]: For program point L204-1(lines 204 207) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L274 CegarLoopResult]: For program point L204-2(lines 204 207) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L274 CegarLoopResult]: For program point L204-3(lines 204 207) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L274 CegarLoopResult]: For program point L304(lines 304 307) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L274 CegarLoopResult]: For program point L371(lines 371 374) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L274 CegarLoopResult]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2020-11-22 13:08:44,986 INFO L277 CegarLoopResult]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2020-11-22 13:08:44,987 INFO L277 CegarLoopResult]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2020-11-22 13:08:44,987 INFO L274 CegarLoopResult]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2020-11-22 13:08:44,987 INFO L270 CegarLoopResult]: At program point L209(lines 209 225) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,987 INFO L270 CegarLoopResult]: At program point L308-3(lines 308 315) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,987 INFO L270 CegarLoopResult]: At program point L209-1(lines 209 225) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,987 INFO L274 CegarLoopResult]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2020-11-22 13:08:44,987 INFO L270 CegarLoopResult]: At program point L209-2(lines 209 225) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,987 INFO L270 CegarLoopResult]: At program point L209-3(lines 209 225) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2020-11-22 13:08:44,988 INFO L270 CegarLoopResult]: At program point L376-3(lines 376 393) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L211-2(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L211-3(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,988 INFO L274 CegarLoopResult]: For program point L211-5(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L211-6(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L211-8(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L211-9(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L211-11(line 211) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L311(lines 311 314) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L212-2(line 212) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L212-4(line 212) no Hoare annotation was computed. [2020-11-22 13:08:44,989 INFO L274 CegarLoopResult]: For program point L212-6(line 212) no Hoare annotation was computed. [2020-11-22 13:08:44,990 INFO L274 CegarLoopResult]: For program point L378(lines 378 381) no Hoare annotation was computed. [2020-11-22 13:08:44,990 INFO L270 CegarLoopResult]: At program point L247(lines 193 248) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,990 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,990 INFO L270 CegarLoopResult]: At program point L247-1(lines 193 248) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,990 INFO L270 CegarLoopResult]: At program point L247-2(lines 193 248) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,990 INFO L274 CegarLoopResult]: For program point L214-2(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,990 INFO L270 CegarLoopResult]: At program point L247-3(lines 193 248) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:44,990 INFO L274 CegarLoopResult]: For program point L214-3(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,990 INFO L274 CegarLoopResult]: For program point L214-5(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L214-6(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L214-8(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L214-9(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L214-11(line 214) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L215-2(line 215) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L215-4(line 215) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L215-6(line 215) no Hoare annotation was computed. [2020-11-22 13:08:44,991 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L316-2(line 316) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L316-3(line 316) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L217-2(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L217-3(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L217-5(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L217-6(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L217-8(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,992 INFO L274 CegarLoopResult]: For program point L217-9(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,993 INFO L274 CegarLoopResult]: For program point L217-11(line 217) no Hoare annotation was computed. [2020-11-22 13:08:44,993 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:08:44,993 INFO L274 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-11-22 13:08:44,993 INFO L274 CegarLoopResult]: For program point L218-2(line 218) no Hoare annotation was computed. [2020-11-22 13:08:44,997 INFO L274 CegarLoopResult]: For program point L218-4(line 218) no Hoare annotation was computed. [2020-11-22 13:08:44,997 INFO L274 CegarLoopResult]: For program point L218-6(line 218) no Hoare annotation was computed. [2020-11-22 13:08:44,997 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-11-22 13:08:44,997 INFO L274 CegarLoopResult]: For program point L318(lines 318 323) no Hoare annotation was computed. [2020-11-22 13:08:44,997 INFO L274 CegarLoopResult]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2020-11-22 13:08:44,997 INFO L277 CegarLoopResult]: At program point L418(lines 427 458) the Hoare annotation is: true [2020-11-22 13:08:44,997 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L270 CegarLoopResult]: At program point L352-3(lines 352 355) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) (= (bvadd ULTIMATE.start_Id_MCDC_97_~Id_MCDC_123~0 (_ bv4294961152 32)) (_ bv0 32))) [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220-2(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220-3(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220-5(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220-6(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220-8(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220-9(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,998 INFO L274 CegarLoopResult]: For program point L220-11(line 220) no Hoare annotation was computed. [2020-11-22 13:08:44,999 INFO L274 CegarLoopResult]: For program point L452(lines 452 455) no Hoare annotation was computed. [2020-11-22 13:08:44,999 INFO L274 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-11-22 13:08:44,999 INFO L274 CegarLoopResult]: For program point L221-2(line 221) no Hoare annotation was computed. [2020-11-22 13:08:44,999 INFO L274 CegarLoopResult]: For program point L221-4(line 221) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L221-6(line 221) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L223-2(line 223) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L223-4(line 223) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L223-6(line 223) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L389(lines 389 392) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L356(lines 356 397) no Hoare annotation was computed. [2020-11-22 13:08:45,000 INFO L274 CegarLoopResult]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2020-11-22 13:08:45,001 INFO L270 CegarLoopResult]: At program point L358-3(lines 358 396) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:45,001 INFO L274 CegarLoopResult]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,001 INFO L270 CegarLoopResult]: At program point L226-3(lines 226 233) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:45,001 INFO L274 CegarLoopResult]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,001 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:08:45,001 INFO L274 CegarLoopResult]: For program point L226-6(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,001 INFO L270 CegarLoopResult]: At program point L226-8(lines 226 233) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:45,001 INFO L274 CegarLoopResult]: For program point L226-9(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,001 INFO L274 CegarLoopResult]: For program point L226-11(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L270 CegarLoopResult]: At program point L226-13(lines 226 233) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L226-14(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L226-16(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L270 CegarLoopResult]: At program point L226-18(lines 226 233) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L226-19(lines 226 233) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L361(lines 361 364) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 232) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L229-2(lines 229 232) no Hoare annotation was computed. [2020-11-22 13:08:45,002 INFO L274 CegarLoopResult]: For program point L229-3(lines 229 232) no Hoare annotation was computed. [2020-11-22 13:08:45,003 INFO L270 CegarLoopResult]: At program point L329(lines 300 330) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:45,003 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:08:45,003 INFO L274 CegarLoopResult]: For program point L198(lines 198 201) no Hoare annotation was computed. [2020-11-22 13:08:45,003 INFO L274 CegarLoopResult]: For program point L198-1(lines 198 201) no Hoare annotation was computed. [2020-11-22 13:08:45,007 INFO L274 CegarLoopResult]: For program point L198-2(lines 198 201) no Hoare annotation was computed. [2020-11-22 13:08:45,007 INFO L274 CegarLoopResult]: For program point L198-3(lines 198 201) no Hoare annotation was computed. [2020-11-22 13:08:45,007 INFO L270 CegarLoopResult]: At program point L398(lines 331 399) the Hoare annotation is: (= (_ bv0 32) ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0) [2020-11-22 13:08:45,007 INFO L274 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-11-22 13:08:45,007 INFO L274 CegarLoopResult]: For program point L461(lines 461 464) no Hoare annotation was computed. [2020-11-22 13:08:45,007 INFO L274 CegarLoopResult]: For program point L11(lines 11 14) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L270 CegarLoopResult]: At program point L461-2(lines 459 466) the Hoare annotation is: (and (= (_ bv1 32) Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103) |Id_MCDC_95_#t~short30| (or (= (_ bv2 32) |Id_MCDC_95_#in~Id_MCDC_93|) (not (= (_ bv2 32) Id_MCDC_95_~Id_MCDC_93)))) [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point L11-2(lines 11 14) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point L288(lines 288 295) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point L255(lines 255 269) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point L284(lines 284 287) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L277 CegarLoopResult]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-11-22 13:08:45,008 INFO L274 CegarLoopResult]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2020-11-22 13:08:45,009 INFO L274 CegarLoopResult]: For program point L298(line 298) no Hoare annotation was computed. [2020-11-22 13:08:45,009 INFO L274 CegarLoopResult]: For program point L9(lines 9 15) no Hoare annotation was computed. [2020-11-22 13:08:45,009 INFO L274 CegarLoopResult]: For program point Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:08:45,010 INFO L274 CegarLoopResult]: For program point L9-1(lines 9 15) no Hoare annotation was computed. [2020-11-22 13:08:45,011 INFO L274 CegarLoopResult]: For program point L298-2(line 298) no Hoare annotation was computed. [2020-11-22 13:08:45,011 INFO L274 CegarLoopResult]: For program point L261(lines 261 269) no Hoare annotation was computed. [2020-11-22 13:08:45,011 INFO L270 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (and (or (not (= (_ bv4 32) |Id_MCDC_95_#in~Id_MCDC_93|)) (= (_ bv4 32) Id_MCDC_95_~Id_MCDC_93)) (not (= (_ bv2 32) Id_MCDC_95_~Id_MCDC_93))) [2020-11-22 13:08:45,011 INFO L274 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-11-22 13:08:45,011 INFO L270 CegarLoopResult]: At program point L278(lines 249 279) the Hoare annotation is: (and (or (= (_ bv2 32) |Id_MCDC_95_#in~Id_MCDC_93|) (not (= (_ bv2 32) Id_MCDC_95_~Id_MCDC_93))) (or (not (= (_ bv4 32) |Id_MCDC_95_#in~Id_MCDC_93|)) (= (_ bv4 32) Id_MCDC_95_~Id_MCDC_93))) [2020-11-22 13:08:45,011 INFO L274 CegarLoopResult]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2020-11-22 13:08:45,012 INFO L274 CegarLoopResult]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2020-11-22 13:08:45,012 INFO L274 CegarLoopResult]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2020-11-22 13:08:45,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:08:45 BoogieIcfgContainer [2020-11-22 13:08:45,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:08:45,044 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:08:45,044 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:08:45,044 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:08:45,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:36" (3/4) ... [2020-11-22 13:08:45,048 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:08:45,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_95 [2020-11-22 13:08:45,086 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-11-22 13:08:45,088 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2020-11-22 13:08:45,090 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:08:45,092 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-22 13:08:45,094 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:08:45,095 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:08:45,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) && (!(4bv32 == \old(Id_MCDC_93)) || 4bv32 == Id_MCDC_93) [2020-11-22 13:08:45,129 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1bv32 == Id_MCDC_103 && aux-( long long ) ((Id_MCDC_94[0] * Id_MCDC_122) / Id_MCDC_121) >= 0 && ( long long ) ((Id_MCDC_94[0] * Id_MCDC_122) / Id_MCDC_121) <= 4294967295-aux) && (2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) [2020-11-22 13:08:45,266 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dc8595c2-1c4f-48c2-99a7-df7f756c56a6/bin/utaipan/witness.graphml [2020-11-22 13:08:45,266 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:08:45,268 INFO L168 Benchmark]: Toolchain (without parser) took 11222.29 ms. Allocated memory was 62.9 MB in the beginning and 148.9 MB in the end (delta: 86.0 MB). Free memory was 43.6 MB in the beginning and 58.0 MB in the end (delta: -14.5 MB). Peak memory consumption was 71.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:45,268 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 45.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:45,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.86 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 32.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:45,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.75 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 32.3 MB in the beginning and 61.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:45,270 INFO L168 Benchmark]: Boogie Preprocessor took 118.38 ms. Allocated memory is still 79.7 MB. Free memory was 61.5 MB in the beginning and 56.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:45,270 INFO L168 Benchmark]: RCFGBuilder took 1817.34 ms. Allocated memory is still 79.7 MB. Free memory was 56.1 MB in the beginning and 33.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:45,270 INFO L168 Benchmark]: TraceAbstraction took 8133.36 ms. Allocated memory was 79.7 MB in the beginning and 148.9 MB in the end (delta: 69.2 MB). Free memory was 32.6 MB in the beginning and 75.9 MB in the end (delta: -43.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:45,271 INFO L168 Benchmark]: Witness Printer took 222.05 ms. Allocated memory is still 148.9 MB. Free memory was 75.9 MB in the beginning and 58.0 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:45,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 62.9 MB. Free memory is still 45.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 812.86 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 32.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.75 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 32.3 MB in the beginning and 61.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 118.38 ms. Allocated memory is still 79.7 MB. Free memory was 61.5 MB in the beginning and 56.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1817.34 ms. Allocated memory is still 79.7 MB. Free memory was 56.1 MB in the beginning and 33.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8133.36 ms. Allocated memory was 79.7 MB in the beginning and 148.9 MB in the end (delta: 69.2 MB). Free memory was 32.6 MB in the beginning and 75.9 MB in the end (delta: -43.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. * Witness Printer took 222.05 ms. Allocated memory is still 148.9 MB. Free memory was 75.9 MB in the beginning and 58.0 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) && (!(4bv32 == \old(Id_MCDC_93)) || 4bv32 == Id_MCDC_93) - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: (1bv32 == Id_MCDC_103 && aux-( long long ) ((Id_MCDC_94[0] * Id_MCDC_122) / Id_MCDC_121) >= 0 && ( long long ) ((Id_MCDC_94[0] * Id_MCDC_122) / Id_MCDC_121) <= 4294967295-aux) && (2bv32 == \old(Id_MCDC_93) || !(2bv32 == Id_MCDC_93)) - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 && ~bvadd64(Id_MCDC_123, 4294961152bv32) == 0bv32 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 0bv32 == Id_MCDC_140 - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 179 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.7s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1768 SDtfs, 956 SDslu, 2627 SDs, 0 SdLazy, 66 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 655 GetRequests, 605 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 8 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 383 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 85 PreInvPairs, 122 NumberOfFragments, 107 HoareAnnotationTreeSize, 85 FomulaSimplifications, 26 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 35 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 337 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 652 ConstructedInterpolants, 8 QuantifiedInterpolants, 28900 SizeOfPredicates, 18 NumberOfNonLiveVariables, 2751 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 54/106 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...