./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3555e435048e059256d454d0641c5a2337bd8724 ..................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3555e435048e059256d454d0641c5a2337bd8724 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:49:47,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:49:47,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:49:47,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:49:47,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:49:47,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:49:47,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:49:47,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:49:47,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:49:47,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:49:47,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:49:47,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:49:47,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:49:47,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:49:47,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:49:47,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:49:47,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:49:47,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:49:47,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:49:47,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:49:47,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:49:47,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:49:47,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:49:47,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:49:47,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:49:47,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:49:47,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:49:47,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:49:47,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:49:47,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:49:47,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:49:47,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:49:47,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:49:47,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:49:47,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:49:47,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:49:47,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:49:47,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:49:47,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:49:47,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:49:47,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:49:47,287 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 19:49:47,297 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:49:47,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:49:47,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:49:47,298 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:49:47,298 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:49:47,298 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:49:47,298 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:49:47,298 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:49:47,298 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:49:47,298 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:49:47,298 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:49:47,299 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:49:47,299 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:49:47,299 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:49:47,299 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:49:47,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:49:47,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:49:47,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:49:47,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:49:47,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:49:47,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:49:47,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:49:47,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:49:47,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:49:47,302 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:49:47,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:49:47,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:49:47,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:49:47,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:49:47,302 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 19:49:47,302 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/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(__VERIFIER_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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3555e435048e059256d454d0641c5a2337bd8724 [2019-12-07 19:49:47,400 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:49:47,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:49:47,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:49:47,411 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:49:47,411 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:49:47,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2019-12-07 19:49:47,449 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/62238244c/6fb0cabf55f0447eadaf18f2cbc345e6/FLAG6fa252c1f [2019-12-07 19:49:48,060 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:49:48,060 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2019-12-07 19:49:48,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/62238244c/6fb0cabf55f0447eadaf18f2cbc345e6/FLAG6fa252c1f [2019-12-07 19:49:48,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/62238244c/6fb0cabf55f0447eadaf18f2cbc345e6 [2019-12-07 19:49:48,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:49:48,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:49:48,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:49:48,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:49:48,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:49:48,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:49:48" (1/1) ... [2019-12-07 19:49:48,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f5f4880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:48, skipping insertion in model container [2019-12-07 19:49:48,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:49:48" (1/1) ... [2019-12-07 19:49:48,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:49:48,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:49:49,114 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 19:49:49,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:49:49,268 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) [2019-12-07 19:49:49,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7776392c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:49, skipping insertion in model container [2019-12-07 19:49:49,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:49:49,269 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:49:49,271 INFO L168 Benchmark]: Toolchain (without parser) took 786.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 935.9 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:49:49,271 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:49:49,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 935.9 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. [2019-12-07 19:49:49,273 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 784.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 935.9 MB in the beginning and 1.1 GB in the end (delta: -119.5 MB). Peak memory consumption was 45.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5556]: 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 0.1.25-f470102 [2019-12-07 19:49:50,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:49:50,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:49:50,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:49:50,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:49:50,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:49:50,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:49:50,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:49:50,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:49:50,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:49:50,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:49:50,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:49:50,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:49:50,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:49:50,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:49:50,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:49:50,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:49:50,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:49:50,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:49:50,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:49:50,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:49:50,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:49:50,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:49:50,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:49:50,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:49:50,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:49:50,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:49:50,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:49:50,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:49:50,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:49:50,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:49:50,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:49:50,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:49:50,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:49:50,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:49:50,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:49:50,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:49:50,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:49:50,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:49:50,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:49:50,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:49:50,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 19:49:50,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:49:50,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:49:50,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:49:50,504 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:49:50,504 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:49:50,504 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:49:50,504 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:49:50,505 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:49:50,505 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:49:50,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:49:50,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:49:50,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:49:50,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:49:50,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:49:50,506 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:49:50,506 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:49:50,506 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:49:50,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:49:50,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:49:50,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:49:50,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:49:50,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:49:50,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:49:50,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:49:50,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:49:50,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:49:50,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:49:50,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:49:50,508 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:49:50,508 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:49:50,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:49:50,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:49:50,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:49:50,509 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/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(__VERIFIER_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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3555e435048e059256d454d0641c5a2337bd8724 [2019-12-07 19:49:50,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:49:50,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:49:50,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:49:50,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:49:50,697 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:49:50,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2019-12-07 19:49:50,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/2e7505005/d3bc368266f5496a8c354e93e2bfdc7e/FLAGa1fa3f3d4 [2019-12-07 19:49:51,287 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:49:51,287 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2019-12-07 19:49:51,307 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/2e7505005/d3bc368266f5496a8c354e93e2bfdc7e/FLAGa1fa3f3d4 [2019-12-07 19:49:51,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/data/2e7505005/d3bc368266f5496a8c354e93e2bfdc7e [2019-12-07 19:49:51,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:49:51,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:49:51,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:49:51,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:49:51,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:49:51,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:49:51" (1/1) ... [2019-12-07 19:49:51,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7755710d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:51, skipping insertion in model container [2019-12-07 19:49:51,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:49:51" (1/1) ... [2019-12-07 19:49:51,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:49:51,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:49:52,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:49:52,362 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 19:49:52,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:49:52,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:49:52,501 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 19:49:52,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 19:49:52,677 INFO L208 MainTranslator]: Completed translation [2019-12-07 19:49:52,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52 WrapperNode [2019-12-07 19:49:52,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:49:52,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 19:49:52,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 19:49:52,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 19:49:52,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 19:49:52,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 19:49:52,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 19:49:52,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 19:49:52,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... [2019-12-07 19:49:52,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 19:49:52,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 19:49:52,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 19:49:52,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 19:49:52,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/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 [2019-12-07 19:49:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-12-07 19:49:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-12-07 19:49:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 19:49:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 19:49:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 19:49:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 19:49:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-07 19:49:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 19:49:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-07 19:49:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-12-07 19:49:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2019-12-07 19:49:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 19:49:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 19:50:04,882 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 19:50:04,883 INFO L287 CfgBuilder]: Removed 339 assume(true) statements. [2019-12-07 19:50:04,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:50:04 BoogieIcfgContainer [2019-12-07 19:50:04,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 19:50:04,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 19:50:04,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 19:50:04,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 19:50:04,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 07:49:51" (1/3) ... [2019-12-07 19:50:04,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fab3bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:50:04, skipping insertion in model container [2019-12-07 19:50:04,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:49:52" (2/3) ... [2019-12-07 19:50:04,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fab3bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 07:50:04, skipping insertion in model container [2019-12-07 19:50:04,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:50:04" (3/3) ... [2019-12-07 19:50:04,888 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2019-12-07 19:50:04,894 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 19:50:04,899 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 19:50:04,906 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 19:50:04,923 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 19:50:04,923 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 19:50:04,923 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 19:50:04,923 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 19:50:04,923 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 19:50:04,923 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 19:50:04,923 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 19:50:04,923 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 19:50:04,937 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states. [2019-12-07 19:50:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 19:50:04,942 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:50:04,943 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:50:04,943 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:50:04,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:50:04,946 INFO L82 PathProgramCache]: Analyzing trace with hash 1422817550, now seen corresponding path program 1 times [2019-12-07 19:50:04,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:50:04,955 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [494973501] [2019-12-07 19:50:04,955 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/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 [2019-12-07 19:50:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:05,218 INFO L264 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 19:50:05,224 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:50:05,251 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:05,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 19:50:05,265 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [494973501] [2019-12-07 19:50:05,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 19:50:05,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 19:50:05,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221062719] [2019-12-07 19:50:05,269 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:50:05,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:50:05,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:50:05,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:50:05,279 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 4 states. [2019-12-07 19:50:05,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:50:05,360 INFO L93 Difference]: Finished difference Result 664 states and 969 transitions. [2019-12-07 19:50:05,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 19:50:05,361 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2019-12-07 19:50:05,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:50:05,371 INFO L225 Difference]: With dead ends: 664 [2019-12-07 19:50:05,372 INFO L226 Difference]: Without dead ends: 331 [2019-12-07 19:50:05,375 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 19:50:05,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2019-12-07 19:50:05,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 331. [2019-12-07 19:50:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2019-12-07 19:50:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 470 transitions. [2019-12-07 19:50:05,417 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 470 transitions. Word has length 23 [2019-12-07 19:50:05,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:50:05,417 INFO L462 AbstractCegarLoop]: Abstraction has 331 states and 470 transitions. [2019-12-07 19:50:05,418 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:50:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 470 transitions. [2019-12-07 19:50:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 19:50:05,419 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:50:05,419 INFO L410 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, 1] [2019-12-07 19:50:05,619 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 19:50:05,620 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:50:05,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:50:05,621 INFO L82 PathProgramCache]: Analyzing trace with hash 675224654, now seen corresponding path program 1 times [2019-12-07 19:50:05,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:50:05,623 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7010237] [2019-12-07 19:50:05,623 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/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 [2019-12-07 19:50:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:05,876 INFO L264 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:50:05,878 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 19:50:05,900 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:05,973 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 19:50:05,973 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [7010237] [2019-12-07 19:50:05,973 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1083388193] [2019-12-07 19:50:05,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:06,221 INFO L264 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:50:06,222 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:06,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:06,234 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:06,246 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:06,246 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 19:50:06,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 10 [2019-12-07 19:50:06,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259794275] [2019-12-07 19:50:06,247 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 19:50:06,247 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:50:06,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 19:50:06,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-12-07 19:50:06,248 INFO L87 Difference]: Start difference. First operand 331 states and 470 transitions. Second operand 4 states. [2019-12-07 19:50:08,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:50:08,350 INFO L93 Difference]: Finished difference Result 1230 states and 1767 transitions. [2019-12-07 19:50:08,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 19:50:08,351 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2019-12-07 19:50:08,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:50:08,357 INFO L225 Difference]: With dead ends: 1230 [2019-12-07 19:50:08,358 INFO L226 Difference]: Without dead ends: 916 [2019-12-07 19:50:08,360 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-12-07 19:50:08,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2019-12-07 19:50:08,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 916. [2019-12-07 19:50:08,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 916 states. [2019-12-07 19:50:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1314 transitions. [2019-12-07 19:50:08,406 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1314 transitions. Word has length 27 [2019-12-07 19:50:08,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:50:08,406 INFO L462 AbstractCegarLoop]: Abstraction has 916 states and 1314 transitions. [2019-12-07 19:50:08,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 19:50:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1314 transitions. [2019-12-07 19:50:08,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-07 19:50:08,408 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:50:08,408 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:50:08,809 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 cvc4 --incremental --print-success --lang smt --rewrite-divk,3 mathsat -unsat_core_generation=3 [2019-12-07 19:50:08,810 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:50:08,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:50:08,811 INFO L82 PathProgramCache]: Analyzing trace with hash -955934143, now seen corresponding path program 1 times [2019-12-07 19:50:08,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:50:08,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [943118001] [2019-12-07 19:50:08,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 19:50:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:09,057 INFO L264 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:50:09,059 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 19:50:09,082 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 19:50:09,144 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [943118001] [2019-12-07 19:50:09,144 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1910854880] [2019-12-07 19:50:09,144 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:09,394 INFO L264 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 19:50:09,397 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:09,432 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:09,432 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:09,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 19:50:09,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 13 [2019-12-07 19:50:09,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615401226] [2019-12-07 19:50:09,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 19:50:09,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:50:09,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 19:50:09,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-12-07 19:50:09,462 INFO L87 Difference]: Start difference. First operand 916 states and 1314 transitions. Second operand 7 states. [2019-12-07 19:50:09,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:50:09,671 INFO L93 Difference]: Finished difference Result 1815 states and 2607 transitions. [2019-12-07 19:50:09,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 19:50:09,672 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2019-12-07 19:50:09,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:50:09,683 INFO L225 Difference]: With dead ends: 1815 [2019-12-07 19:50:09,683 INFO L226 Difference]: Without dead ends: 1808 [2019-12-07 19:50:09,684 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2019-12-07 19:50:09,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1808 states. [2019-12-07 19:50:09,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1808 to 1784. [2019-12-07 19:50:09,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1784 states. [2019-12-07 19:50:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2568 transitions. [2019-12-07 19:50:09,769 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2568 transitions. Word has length 34 [2019-12-07 19:50:09,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:50:09,769 INFO L462 AbstractCegarLoop]: Abstraction has 1784 states and 2568 transitions. [2019-12-07 19:50:09,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 19:50:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2568 transitions. [2019-12-07 19:50:09,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-12-07 19:50:09,775 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:50:09,775 INFO L410 BasicCegarLoop]: trace histogram [2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:50:10,176 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3,6 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:10,178 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:50:10,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:50:10,179 INFO L82 PathProgramCache]: Analyzing trace with hash 111422334, now seen corresponding path program 1 times [2019-12-07 19:50:10,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:50:10,181 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1779408334] [2019-12-07 19:50:10,181 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-12-07 19:50:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:10,548 INFO L264 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:50:10,551 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:10,579 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:10,580 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:10,647 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:10,647 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1779408334] [2019-12-07 19:50:10,647 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1757796453] [2019-12-07 19:50:10,647 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:10,946 INFO L264 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:50:10,949 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:10,975 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 19:50:10,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 19:50:10,981 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2019-12-07 19:50:10,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892548955] [2019-12-07 19:50:10,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:50:10,982 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:50:10,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:50:10,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:50:10,982 INFO L87 Difference]: Start difference. First operand 1784 states and 2568 transitions. Second operand 3 states. [2019-12-07 19:50:11,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:50:11,117 INFO L93 Difference]: Finished difference Result 3804 states and 5513 transitions. [2019-12-07 19:50:11,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:50:11,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2019-12-07 19:50:11,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:50:11,126 INFO L225 Difference]: With dead ends: 3804 [2019-12-07 19:50:11,126 INFO L226 Difference]: Without dead ends: 2037 [2019-12-07 19:50:11,129 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:50:11,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2037 states. [2019-12-07 19:50:11,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2037 to 1992. [2019-12-07 19:50:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1992 states. [2019-12-07 19:50:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1992 states and 2893 transitions. [2019-12-07 19:50:11,175 INFO L78 Accepts]: Start accepts. Automaton has 1992 states and 2893 transitions. Word has length 82 [2019-12-07 19:50:11,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:50:11,175 INFO L462 AbstractCegarLoop]: Abstraction has 1992 states and 2893 transitions. [2019-12-07 19:50:11,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:50:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2893 transitions. [2019-12-07 19:50:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-12-07 19:50:11,177 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:50:11,177 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:50:11,578 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3,8 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:11,578 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:50:11,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:50:11,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1848439437, now seen corresponding path program 1 times [2019-12-07 19:50:11,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:50:11,579 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090248022] [2019-12-07 19:50:11,579 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-12-07 19:50:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:11,872 INFO L264 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:50:11,876 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:11,903 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-07 19:50:11,903 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-07 19:50:11,964 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2090248022] [2019-12-07 19:50:11,964 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1447403334] [2019-12-07 19:50:11,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:12,252 INFO L264 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 19:50:12,254 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-07 19:50:12,270 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:12,299 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-07 19:50:12,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 19:50:12,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2019-12-07 19:50:12,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552671254] [2019-12-07 19:50:12,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 19:50:12,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:50:12,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 19:50:12,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:50:12,300 INFO L87 Difference]: Start difference. First operand 1992 states and 2893 transitions. Second operand 3 states. [2019-12-07 19:50:12,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:50:12,375 INFO L93 Difference]: Finished difference Result 4911 states and 7144 transitions. [2019-12-07 19:50:12,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 19:50:12,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2019-12-07 19:50:12,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:50:12,391 INFO L225 Difference]: With dead ends: 4911 [2019-12-07 19:50:12,391 INFO L226 Difference]: Without dead ends: 3889 [2019-12-07 19:50:12,394 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-12-07 19:50:12,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3889 states. [2019-12-07 19:50:12,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3889 to 2004. [2019-12-07 19:50:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2004 states. [2019-12-07 19:50:12,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 2004 states and 2905 transitions. [2019-12-07 19:50:12,456 INFO L78 Accepts]: Start accepts. Automaton has 2004 states and 2905 transitions. Word has length 94 [2019-12-07 19:50:12,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:50:12,456 INFO L462 AbstractCegarLoop]: Abstraction has 2004 states and 2905 transitions. [2019-12-07 19:50:12,456 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 19:50:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2905 transitions. [2019-12-07 19:50:12,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-07 19:50:12,458 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 19:50:12,458 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 19:50:12,859 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3,10 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:12,860 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 19:50:12,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 19:50:12,861 INFO L82 PathProgramCache]: Analyzing trace with hash -961766228, now seen corresponding path program 1 times [2019-12-07 19:50:12,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 19:50:12,864 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2038255366] [2019-12-07 19:50:12,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2019-12-07 19:50:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:13,236 INFO L264 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:50:13,238 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-07 19:50:13,265 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-07 19:50:13,325 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2038255366] [2019-12-07 19:50:13,325 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1135363508] [2019-12-07 19:50:13,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 19:50:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:13,967 INFO L264 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 19:50:13,969 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-07 19:50:13,982 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-12-07 19:50:13,989 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999948008] [2019-12-07 19:50:13,989 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 19:50:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 19:50:14,285 INFO L264 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 19:50:14,287 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 19:50:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-07 19:50:14,326 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 19:50:14,364 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-07 19:50:14,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2019-12-07 19:50:14,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5, 5, 5] total 12 [2019-12-07 19:50:14,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612393180] [2019-12-07 19:50:14,365 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 19:50:14,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 19:50:14,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 19:50:14,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2019-12-07 19:50:14,366 INFO L87 Difference]: Start difference. First operand 2004 states and 2905 transitions. Second operand 6 states. [2019-12-07 19:50:18,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 19:50:18,475 INFO L93 Difference]: Finished difference Result 3862 states and 5597 transitions. [2019-12-07 19:50:18,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 19:50:18,476 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 96 [2019-12-07 19:50:18,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 19:50:18,476 INFO L225 Difference]: With dead ends: 3862 [2019-12-07 19:50:18,476 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 19:50:18,481 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 559 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2019-12-07 19:50:18,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 19:50:18,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 19:50:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 19:50:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 19:50:18,481 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 96 [2019-12-07 19:50:18,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 19:50:18,482 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 19:50:18,482 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 19:50:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 19:50:18,482 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 19:50:19,083 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2019-12-07 19:50:19,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 19:50:19,717 INFO L246 CegarLoopResult]: For program point L5981-2(line 5981) no Hoare annotation was computed. [2019-12-07 19:50:19,717 INFO L246 CegarLoopResult]: For program point L5981-3(line 5981) no Hoare annotation was computed. [2019-12-07 19:50:19,717 INFO L246 CegarLoopResult]: For program point L5981(line 5981) no Hoare annotation was computed. [2019-12-07 19:50:19,717 INFO L246 CegarLoopResult]: For program point L5981-5(line 5981) no Hoare annotation was computed. [2019-12-07 19:50:19,717 INFO L242 CegarLoopResult]: At program point L6642(lines 6641 6643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,717 INFO L242 CegarLoopResult]: At program point L6576-2(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,717 INFO L242 CegarLoopResult]: At program point L6642-1(lines 6641 6643) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,717 INFO L242 CegarLoopResult]: At program point L6576-3(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,717 INFO L246 CegarLoopResult]: For program point L5982(line 5982) no Hoare annotation was computed. [2019-12-07 19:50:19,717 INFO L246 CegarLoopResult]: For program point L5982-3(line 5982) no Hoare annotation was computed. [2019-12-07 19:50:19,717 INFO L246 CegarLoopResult]: For program point L5982-2(line 5982) no Hoare annotation was computed. [2019-12-07 19:50:19,718 INFO L246 CegarLoopResult]: For program point L5982-5(line 5982) no Hoare annotation was computed. [2019-12-07 19:50:19,718 INFO L246 CegarLoopResult]: For program point L5983(line 5983) no Hoare annotation was computed. [2019-12-07 19:50:19,718 INFO L246 CegarLoopResult]: For program point L5983-1(line 5983) no Hoare annotation was computed. [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L5785(lines 5780 5787) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L6646(lines 6645 6647) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L246 CegarLoopResult]: For program point L6185(line 6185) no Hoare annotation was computed. [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L5723(lines 5718 5725) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L5723-1(lines 5718 5725) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L5525(lines 5522 5527) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L5525-1(lines 5522 5527) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L246 CegarLoopResult]: For program point L6186(lines 6186 6193) no Hoare annotation was computed. [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L6650(lines 6649 6651) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L6584-2(lines 6583 6585) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L6584-1(lines 6583 6585) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L6584(lines 6583 6585) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L242 CegarLoopResult]: At program point L6584-3(lines 6583 6585) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,718 INFO L246 CegarLoopResult]: For program point L6254(line 6254) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L246 CegarLoopResult]: For program point L6188(lines 6188 6191) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L246 CegarLoopResult]: For program point L5990(lines 5990 5993) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L246 CegarLoopResult]: For program point L5990-1(lines 5990 5993) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L246 CegarLoopResult]: For program point L6255(lines 6255 6263) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L242 CegarLoopResult]: At program point L5595(lines 5592 5597) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,719 INFO L242 CegarLoopResult]: At program point L5595-1(lines 5592 5597) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,719 INFO L246 CegarLoopResult]: For program point L6257(lines 6257 6261) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L242 CegarLoopResult]: At program point L6654(lines 6653 6655) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,719 INFO L249 CegarLoopResult]: At program point L5663(lines 6563 6574) the Hoare annotation is: true [2019-12-07 19:50:19,719 INFO L242 CegarLoopResult]: At program point L6588(lines 6587 6589) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,719 INFO L242 CegarLoopResult]: At program point L6456(lines 6453 6458) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv1 32) |ULTIMATE.start_ldv_set_is_empty_#res|) (not (= (_ bv3 32) ~ldv_state_variable_0~0))) [2019-12-07 19:50:19,719 INFO L242 CegarLoopResult]: At program point L5532(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,719 INFO L246 CegarLoopResult]: For program point L5995(lines 5995 5998) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L246 CegarLoopResult]: For program point L5995-1(lines 5995 5998) no Hoare annotation was computed. [2019-12-07 19:50:19,719 INFO L242 CegarLoopResult]: At program point L5731(lines 5726 5733) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,720 INFO L242 CegarLoopResult]: At program point L5731-1(lines 5726 5733) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5666(line 5666) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L242 CegarLoopResult]: At program point L6657-1(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,720 INFO L242 CegarLoopResult]: At program point L6657(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L6195(line 6195) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L242 CegarLoopResult]: At program point L6592(lines 6591 6593) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5932-1(lines 5932 5935) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5866(lines 5866 5869) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5932(lines 5932 5935) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5866-3(lines 5866 5869) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5866-2(lines 5866 5869) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5866-5(lines 5866 5869) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5999(lines 5999 6002) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5999-1(lines 5999 6002) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5603(line 5603) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5603-4(line 5603) no Hoare annotation was computed. [2019-12-07 19:50:19,720 INFO L246 CegarLoopResult]: For program point L5603-2(line 5603) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L5603-3(lines 5598 5605) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L5603-6(line 5603) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L5603-7(lines 5598 5605) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L6661(lines 6660 6662) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L6265(line 6265) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L6266(lines 6266 6270) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L6266-2(lines 6241 6287) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L6068(lines 6063 6070) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L5738(lines 5734 5740) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L5738-4(lines 5904 5908) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L5738-1(lines 5734 5740) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,721 INFO L242 CegarLoopResult]: At program point L5738-2(lines 5904 5908) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L6135(lines 6135 6294) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L5871(lines 5871 5888) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L5871-5(lines 5871 5888) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L5871-2(lines 5871 5888) no Hoare annotation was computed. [2019-12-07 19:50:19,721 INFO L246 CegarLoopResult]: For program point L5871-3(lines 5871 5888) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L249 CegarLoopResult]: At program point L5673-2(lines 5672 5675) the Hoare annotation is: true [2019-12-07 19:50:19,722 INFO L249 CegarLoopResult]: At program point L5673-3(lines 5672 5675) the Hoare annotation is: true [2019-12-07 19:50:19,722 INFO L249 CegarLoopResult]: At program point L5673(lines 5672 5675) the Hoare annotation is: true [2019-12-07 19:50:19,722 INFO L249 CegarLoopResult]: At program point L5673-1(lines 5672 5675) the Hoare annotation is: true [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L6202(line 6202) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L6136(line 6136) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L5938(lines 5938 6035) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L6004-2(lines 5989 6035) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L6004(lines 6004 6014) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L6004-5(lines 5989 6035) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L5938-1(lines 5938 6035) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L6004-3(lines 6004 6014) no Hoare annotation was computed. [2019-12-07 19:50:19,722 INFO L242 CegarLoopResult]: At program point L6599-1(lines 6598 6600) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,722 INFO L242 CegarLoopResult]: At program point L6599(lines 6598 6600) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,722 INFO L242 CegarLoopResult]: At program point L6599-3(lines 6598 6600) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,722 INFO L242 CegarLoopResult]: At program point L6599-2(lines 6598 6600) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,722 INFO L246 CegarLoopResult]: For program point L6203(lines 6203 6236) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L6137(lines 6137 6200) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L5939(lines 5939 5954) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L5939-1(lines 5939 5954) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L6139(lines 6139 6197) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L6205(lines 6205 6233) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L5809(lines 5809 5812) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L5809-1(lines 5809 5812) no Hoare annotation was computed. [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L6602(lines 6601 6603) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L5479(lines 5475 5481) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L5479-1(lines 5475 5481) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L5545(lines 5542 5547) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L5545-1(lines 5542 5547) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L6602-1(lines 6601 6603) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L6404-2(lines 6404 6415) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) ~last_index~0) (= (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32)) (_ bv0 32))) [2019-12-07 19:50:19,723 INFO L242 CegarLoopResult]: At program point L6404-6(lines 6404 6415) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) ~last_index~0) (= (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32)) (_ bv0 32))) [2019-12-07 19:50:19,723 INFO L246 CegarLoopResult]: For program point L6206(line 6206) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6404-3(lines 6401 6430) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6140(line 6140) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6404-7(lines 6401 6430) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L5876-1(lines 5876 5879) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L5876(lines 5876 5879) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6405-3(lines 6405 6408) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6405-2(lines 6405 6408) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6405-1(lines 6405 6408) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6405(lines 6405 6408) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6207(lines 6207 6212) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6141(lines 6141 6149) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L242 CegarLoopResult]: At program point L5745(lines 5741 5747) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,724 INFO L242 CegarLoopResult]: At program point L5745-1(lines 5741 5747) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6010(lines 6010 6013) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L246 CegarLoopResult]: For program point L6010-1(lines 6010 6013) no Hoare annotation was computed. [2019-12-07 19:50:19,724 INFO L242 CegarLoopResult]: At program point L5680-1(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,724 INFO L242 CegarLoopResult]: At program point L5680-2(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L5680(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L5680-5(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L6605-3(lines 6604 6606) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L6605-2(lines 6604 6606) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L5680-6(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L5680-3(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L6605-1(lines 6604 6606) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L6605(lines 6604 6606) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L5680-4(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L5680-7(lines 5677 5682) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,725 INFO L246 CegarLoopResult]: For program point L6143(lines 6143 6147) no Hoare annotation was computed. [2019-12-07 19:50:19,725 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,725 INFO L246 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,725 INFO L246 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L-1-4(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2019-12-07 19:50:19,725 INFO L246 CegarLoopResult]: For program point L-1-5(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,725 INFO L242 CegarLoopResult]: At program point L-1-7(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5667) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L-1-8(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L-1-9(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L-1-10(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L-1-11(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L242 CegarLoopResult]: At program point L-1-13(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,726 INFO L242 CegarLoopResult]: At program point L-1-15(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L-1-16(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L242 CegarLoopResult]: At program point L-1-18(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,726 INFO L242 CegarLoopResult]: At program point L-1-20(line -1) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L-1-21(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L5880-1(lines 5880 5886) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L5880(lines 5880 5886) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L6409-1(lines 6409 6413) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L6409(lines 6409 6413) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L6277(line 6277) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L5947(lines 5947 5951) no Hoare annotation was computed. [2019-12-07 19:50:19,726 INFO L246 CegarLoopResult]: For program point L5947-3(lines 5947 5951) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L242 CegarLoopResult]: At program point L6608-2(lines 6607 6609) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,727 INFO L242 CegarLoopResult]: At program point L6608-1(lines 6607 6609) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,727 INFO L242 CegarLoopResult]: At program point L6608(lines 6607 6609) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,727 INFO L242 CegarLoopResult]: At program point L6608-3(lines 6607 6609) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L6278(lines 6278 6283) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5816-1(lines 5816 5823) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5816(lines 5816 5823) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L6015-1(lines 6015 6022) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L6015-3(lines 6015 6022) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L242 CegarLoopResult]: At program point L5487(lines 5482 5489) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,727 INFO L242 CegarLoopResult]: At program point L5487-1(lines 5482 5489) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L6214(line 6214) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5620-1(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5620-2(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5554(lines 5554 5564) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5620(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5620-5(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,727 INFO L246 CegarLoopResult]: For program point L5554-3(lines 5554 5564) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-6(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-3(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5554-1(lines 5554 5564) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-4(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5554-2(lines 5554 5564) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-9(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-10(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-7(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-8(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L6215(lines 6215 6229) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-13(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-14(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-11(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-12(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L246 CegarLoopResult]: For program point L5620-15(lines 5620 5627) no Hoare annotation was computed. [2019-12-07 19:50:19,728 INFO L242 CegarLoopResult]: At program point L6348(lines 6337 6350) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6613-3(lines 6610 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6613-2(lines 6610 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6613-1(lines 6610 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6613(lines 6610 6614) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L6151(line 6151) no Hoare annotation was computed. [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L6217(lines 6217 6222) no Hoare annotation was computed. [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6217-1(lines 6215 6228) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L5557-3(lines 5557 5561) no Hoare annotation was computed. [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L5557(lines 5557 5561) no Hoare annotation was computed. [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6416-1(lines 1 6666) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) ~last_index~0) (= (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32)) (_ bv0 32))) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6416-3(lines 1 6666) the Hoare annotation is: (and (= (_ bv0 32) ULTIMATE.start_ldv_set_remove_~i~1) (= (_ bv0 32) ~last_index~0) (= (bvadd ULTIMATE.start_ldv_set_remove_~deleted_index~0 (_ bv1 32)) (_ bv0 32))) [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L6152-2(lines 6139 6197) no Hoare annotation was computed. [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L6152(lines 6152 6157) no Hoare annotation was computed. [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L6285(line 6285) no Hoare annotation was computed. [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6616-2(lines 6615 6617) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6616-1(lines 6024 6027) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6616(lines 6615 6617) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L242 CegarLoopResult]: At program point L6616-3(lines 6024 6027) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,729 INFO L246 CegarLoopResult]: For program point L6418-3(lines 6418 6425) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L6418-2(lines 6418 6425) the Hoare annotation is: false [2019-12-07 19:50:19,730 INFO L246 CegarLoopResult]: For program point L6418-7(lines 6418 6425) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L6418-6(lines 6418 6425) the Hoare annotation is: false [2019-12-07 19:50:19,730 INFO L246 CegarLoopResult]: For program point L5956-1(lines 5956 5987) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L246 CegarLoopResult]: For program point L5890(lines 5890 5893) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L246 CegarLoopResult]: For program point L5956(lines 5956 5987) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L246 CegarLoopResult]: For program point L5890-1(lines 5890 5893) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-3(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-4(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-1(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-2(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L246 CegarLoopResult]: For program point L6419-1(lines 6419 6422) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-7(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L246 CegarLoopResult]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-8(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-5(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-6(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,730 INFO L242 CegarLoopResult]: At program point L5626-11(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5626-12(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5626-9(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L246 CegarLoopResult]: For program point L6419-3(lines 6419 6422) no Hoare annotation was computed. [2019-12-07 19:50:19,731 INFO L246 CegarLoopResult]: For program point L6419-2(lines 6419 6422) no Hoare annotation was computed. [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5626-10(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5626-15(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5626-13(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5626-14(lines 5613 5629) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L246 CegarLoopResult]: For program point L5957(line 5957) no Hoare annotation was computed. [2019-12-07 19:50:19,731 INFO L246 CegarLoopResult]: For program point L5957-1(line 5957) no Hoare annotation was computed. [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5495(lines 5490 5497) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L5495-1(lines 5490 5497) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L6619-1(lines 6618 6620) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L6619(lines 6618 6620) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L246 CegarLoopResult]: For program point L5959(lines 5959 5962) no Hoare annotation was computed. [2019-12-07 19:50:19,731 INFO L246 CegarLoopResult]: For program point L5959-1(lines 5959 5962) no Hoare annotation was computed. [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L6356(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L6225(lines 6121 6300) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (not (= (_ bv3 32) ~ldv_state_variable_0~0))) [2019-12-07 19:50:19,731 INFO L242 CegarLoopResult]: At program point L6622(lines 6621 6623) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L5565(lines 5548 5567) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L5565-1(lines 5548 5567) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L6292(line 6292) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L5896-1(lines 5896 5897) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L5896(lines 5896 5897) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L6029(lines 6029 6034) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L6029-1(lines 6029 6034) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L5501(lines 5498 5503) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L5501-1(lines 5498 5503) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L6625(lines 6624 6626) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L6295(lines 6121 6300) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L5966(lines 5966 5969) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L5834(lines 5834 5840) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L5966-1(lines 5966 5969) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L6231(line 6231) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L6165(line 6165) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L246 CegarLoopResult]: For program point L5637-2(lines 5637 5644) no Hoare annotation was computed. [2019-12-07 19:50:19,732 INFO L242 CegarLoopResult]: At program point L5571(lines 5568 5573) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L246 CegarLoopResult]: For program point L5637-3(lines 5637 5644) no Hoare annotation was computed. [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L6628-1(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L5571-1(lines 5568 5573) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L246 CegarLoopResult]: For program point L5637(lines 5637 5644) no Hoare annotation was computed. [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L6628(lines 1 6666) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L246 CegarLoopResult]: For program point L5637-1(lines 5637 5644) no Hoare annotation was computed. [2019-12-07 19:50:19,733 INFO L246 CegarLoopResult]: For program point L5637-4(lines 5637 5644) no Hoare annotation was computed. [2019-12-07 19:50:19,733 INFO L246 CegarLoopResult]: For program point L6166(lines 6166 6173) no Hoare annotation was computed. [2019-12-07 19:50:19,733 INFO L249 CegarLoopResult]: At program point L6299(lines 6109 6301) the Hoare annotation is: true [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L5507(lines 5504 5509) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L5507-1(lines 5504 5509) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L246 CegarLoopResult]: For program point L6168(lines 6168 6171) no Hoare annotation was computed. [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L5904-1(lines 5904 5908) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L5904(lines 5904 5908) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L5773(lines 5761 5775) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L5773-1(lines 5761 5775) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L6632(lines 6631 6633) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2019-12-07 19:50:19,733 INFO L242 CegarLoopResult]: At program point L6368(lines 1 6666) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L6038(lines 5928 6044) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L6038-1(lines 5928 6044) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L246 CegarLoopResult]: For program point L6039(lines 6039 6042) no Hoare annotation was computed. [2019-12-07 19:50:19,734 INFO L246 CegarLoopResult]: For program point L6039-1(lines 6039 6042) no Hoare annotation was computed. [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L5643(lines 5630 5646) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L5643-1(lines 5630 5646) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L5643-4(lines 5630 5646) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L5643-2(lines 5630 5646) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2019-12-07 19:50:19,734 INFO L246 CegarLoopResult]: For program point L6568(lines 6568 6571) no Hoare annotation was computed. [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L5643-3(lines 5630 5646) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L246 CegarLoopResult]: For program point L6238(line 6238) no Hoare annotation was computed. [2019-12-07 19:50:19,734 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L6106(lines 6100 6108) the Hoare annotation is: (and (= (_ bv0 32) ~last_index~0) (= (_ bv1 32) ~ldv_state_variable_0~0)) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L6040-1(lines 5928 6044) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L6040(lines 5928 6044) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L5578(lines 5574 5580) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L242 CegarLoopResult]: At program point L5578-1(lines 5574 5580) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,734 INFO L246 CegarLoopResult]: For program point L6239(lines 6239 6290) no Hoare annotation was computed. [2019-12-07 19:50:19,734 INFO L246 CegarLoopResult]: For program point L5975(line 5975) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L5975-1(line 5975) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L5843(lines 5827 5845) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L5909(lines 5846 5911) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L5909-1(lines 5846 5911) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L6636-1(lines 6635 6637) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L6636(lines 6635 6637) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L6175(line 6175) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L6241(lines 6241 6287) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L6043(lines 5912 6045) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L6043-1(lines 5912 6045) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L5515(lines 5510 5517) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L242 CegarLoopResult]: At program point L5515-1(lines 5510 5517) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L6242(line 6242) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L6176(lines 6176 6183) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L5978(line 5978) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L5978-3(line 5978) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L5978-2(line 5978) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L5978-5(line 5978) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L6243(lines 6243 6247) no Hoare annotation was computed. [2019-12-07 19:50:19,735 INFO L246 CegarLoopResult]: For program point L6243-2(lines 6241 6287) no Hoare annotation was computed. [2019-12-07 19:50:19,736 INFO L246 CegarLoopResult]: For program point L5979(line 5979) no Hoare annotation was computed. [2019-12-07 19:50:19,736 INFO L246 CegarLoopResult]: For program point L5979-1(line 5979) no Hoare annotation was computed. [2019-12-07 19:50:19,736 INFO L242 CegarLoopResult]: At program point L5715(lines 5710 5717) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,736 INFO L242 CegarLoopResult]: At program point L5715-1(lines 5710 5717) the Hoare annotation is: (= (_ bv0 32) ~last_index~0) [2019-12-07 19:50:19,736 INFO L246 CegarLoopResult]: For program point L6178(lines 6178 6181) no Hoare annotation was computed. [2019-12-07 19:50:19,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 07:50:19 BoogieIcfgContainer [2019-12-07 19:50:19,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 19:50:19,760 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 19:50:19,760 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 19:50:19,760 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 19:50:19,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 07:50:04" (3/4) ... [2019-12-07 19:50:19,763 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 19:50:19,791 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 209 nodes and edges [2019-12-07 19:50:19,794 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2019-12-07 19:50:19,797 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-07 19:50:19,800 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-07 19:50:19,824 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0bv32 == last_index && 1bv32 == \result) && !(3bv32 == ldv_state_variable_0) [2019-12-07 19:50:19,926 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1af8a13c-a5a8-422b-bdcc-4f595e809bfd/bin/utaipan/witness.graphml [2019-12-07 19:50:19,926 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 19:50:19,928 INFO L168 Benchmark]: Toolchain (without parser) took 28394.40 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 451.4 MB). Free memory was 943.0 MB in the beginning and 1.3 GB in the end (delta: -359.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2019-12-07 19:50:19,928 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:50:19,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1141.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 943.0 MB in the beginning and 947.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:50:19,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.43 ms. Allocated memory is still 1.2 GB. Free memory was 947.6 MB in the beginning and 933.9 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:50:19,929 INFO L168 Benchmark]: Boogie Preprocessor took 85.22 ms. Allocated memory is still 1.2 GB. Free memory was 933.9 MB in the beginning and 920.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:50:19,929 INFO L168 Benchmark]: RCFGBuilder took 12038.49 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 920.2 MB in the beginning and 1.3 GB in the end (delta: -340.3 MB). Peak memory consumption was 282.0 MB. Max. memory is 11.5 GB. [2019-12-07 19:50:19,929 INFO L168 Benchmark]: TraceAbstraction took 14875.38 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 142.1 MB). Free memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: -100.0 MB). Peak memory consumption was 614.0 MB. Max. memory is 11.5 GB. [2019-12-07 19:50:19,930 INFO L168 Benchmark]: Witness Printer took 166.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. [2019-12-07 19:50:19,931 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1141.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 943.0 MB in the beginning and 947.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.43 ms. Allocated memory is still 1.2 GB. Free memory was 947.6 MB in the beginning and 933.9 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 85.22 ms. Allocated memory is still 1.2 GB. Free memory was 933.9 MB in the beginning and 920.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 12038.49 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.9 MB). Free memory was 920.2 MB in the beginning and 1.3 GB in the end (delta: -340.3 MB). Peak memory consumption was 282.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14875.38 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 142.1 MB). Free memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: -100.0 MB). Peak memory consumption was 614.0 MB. Max. memory is 11.5 GB. * Witness Printer took 166.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 46.7 MB). Peak memory consumption was 46.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5667]: 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: 6418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5504]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5504]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5780]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5846]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6607]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6607]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5904]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6618]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6607]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5734]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6618]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6607]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5592]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6404]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == last_index) && ~bvadd16(deleted_index, 1bv32) == 0bv32 - InvariantResult [Line: 6215]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5592]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5904]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5598]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6604]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5928]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6615]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6604]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5928]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6024]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6604]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5510]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5734]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5598]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6615]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5510]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6604]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6404]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == last_index) && ~bvadd16(deleted_index, 1bv32) == 0bv32 - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6024]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5475]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6121]: Loop Invariant Derived loop invariant: 0bv32 == last_index && !(3bv32 == ldv_state_variable_0) - InvariantResult [Line: 5498]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5542]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5542]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5574]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6063]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6610]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6601]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5677]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6610]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5475]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6610]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5498]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6645]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5482]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6610]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6601]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5574]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6453]: Loop Invariant Derived loop invariant: (0bv32 == last_index && 1bv32 == \result) && !(3bv32 == ldv_state_variable_0) - InvariantResult [Line: 6587]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5912]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5912]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5482]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6653]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6631]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5490]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5761]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5928]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5490]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5928]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5761]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5710]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5710]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6100]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 5522]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6337]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 5522]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5630]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5630]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5630]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 1bv32 == ldv_state_variable_0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5718]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5741]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5718]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5741]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5726]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5726]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5630]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5630]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5896]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6641]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5896]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6641]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5568]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6583]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5568]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6583]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6583]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == last_index) && ~bvadd16(deleted_index, 1bv32) == 0bv32 - InvariantResult [Line: 6121]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6583]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6660]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6649]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == i && 0bv32 == last_index) && ~bvadd16(deleted_index, 1bv32) == 0bv32 - InvariantResult [Line: 5904]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5904]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6635]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6635]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6591]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 5548]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5827]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5846]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 6621]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == last_index && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == last_index - InvariantResult [Line: 5548]: Loop Invariant Derived loop invariant: 0bv32 == last_index - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 335 locations, 1 error locations. Result: SAFE, OverallTime: 14.1s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 3602 SDtfs, 2967 SDslu, 5303 SDs, 0 SdLazy, 122 SolverSat, 24 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1548 GetRequests, 1500 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2004occurred 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 1954 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 158 LocationsWithAnnotation, 158 PreInvPairs, 1017 NumberOfFragments, 547 HoareAnnotationTreeSize, 158 FomulaSimplifications, 20258 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 158 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 785 NumberOfCodeBlocks, 785 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1546 ConstructedInterpolants, 0 QuantifiedInterpolants, 174875 SizeOfPredicates, 21 NumberOfNonLiveVariables, 6216 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 24 InterpolantComputations, 12 PerfectInterpolantSequences, 218/254 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...