./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9312bbfdbc1f6ac9b16724ba3e5f170589f77c6a ............................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9312bbfdbc1f6ac9b16724ba3e5f170589f77c6a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:48:11,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:48:11,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:48:11,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:48:11,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:48:11,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:48:11,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:48:11,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:48:11,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:48:11,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:48:11,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:48:11,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:48:11,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:48:11,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:48:11,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:48:11,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:48:11,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:48:11,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:48:11,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:48:11,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:48:11,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:48:11,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:48:11,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:48:11,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:48:11,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:48:11,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:48:11,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:48:11,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:48:11,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:48:11,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:48:11,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:48:11,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:48:11,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:48:11,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:48:11,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:48:11,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:48:11,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:48:11,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:48:11,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:48:11,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:48:11,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:48:11,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 12:48:11,427 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:48:11,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:48:11,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:48:11,431 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:48:11,431 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:48:11,432 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:48:11,432 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:48:11,432 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:48:11,433 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:48:11,433 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:48:11,436 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:48:11,436 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:48:11,437 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:48:11,437 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:48:11,437 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:48:11,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:48:11,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:48:11,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:48:11,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:48:11,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:48:11,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:48:11,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:48:11,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:48:11,441 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:48:11,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:48:11,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:48:11,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:48:11,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:48:11,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:48:11,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:48:11,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:48:11,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:48:11,445 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:48:11,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:48:11,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:48:11,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:48:11,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:48:11,447 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 12:48:11,447 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9312bbfdbc1f6ac9b16724ba3e5f170589f77c6a [2020-11-22 12:48:11,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:48:11,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:48:11,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:48:11,794 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:48:11,795 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:48:11,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-11-22 12:48:11,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/a359a980b/38929b8ab4b142e39774062822c13b9d/FLAG722cd543d [2020-11-22 12:48:12,706 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:48:12,706 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-11-22 12:48:12,749 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/a359a980b/38929b8ab4b142e39774062822c13b9d/FLAG722cd543d [2020-11-22 12:48:12,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/a359a980b/38929b8ab4b142e39774062822c13b9d [2020-11-22 12:48:12,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:48:12,796 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:48:12,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:48:12,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:48:12,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:48:12,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:48:12" (1/1) ... [2020-11-22 12:48:12,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de2fed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:12, skipping insertion in model container [2020-11-22 12:48:12,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:48:12" (1/1) ... [2020-11-22 12:48:12,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:48:12,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:48:13,395 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-11-22 12:48:13,396 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-11-22 12:48:13,731 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:48:13,736 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 12:48:13,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:48:13,908 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-22 12:48:13,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1aca5b31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:13, skipping insertion in model container [2020-11-22 12:48:13,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:48:13,911 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:48:13,915 INFO L168 Benchmark]: Toolchain (without parser) took 1116.01 ms. Allocated memory is still 96.5 MB. Free memory was 63.9 MB in the beginning and 53.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:13,916 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 96.5 MB. Free memory is still 53.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:48:13,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1112.68 ms. Allocated memory is still 96.5 MB. Free memory was 63.9 MB in the beginning and 53.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:13,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 96.5 MB. Free memory is still 53.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1112.68 ms. Allocated memory is still 96.5 MB. Free memory was 63.9 MB in the beginning and 53.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2689]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:48:16,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:48:16,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:48:16,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:48:16,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:48:16,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:48:16,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:48:16,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:48:16,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:48:16,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:48:16,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:48:16,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:48:16,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:48:16,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:48:16,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:48:16,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:48:16,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:48:16,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:48:16,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:48:16,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:48:16,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:48:16,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:48:16,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:48:16,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:48:16,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:48:16,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:48:16,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:48:16,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:48:16,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:48:16,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:48:16,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:48:16,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:48:16,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:48:16,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:48:16,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:48:16,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:48:16,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:48:16,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:48:16,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:48:16,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:48:16,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:48:16,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 12:48:16,866 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:48:16,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:48:16,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:48:16,868 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:48:16,869 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:48:16,869 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:48:16,869 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:48:16,870 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:48:16,870 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:48:16,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:48:16,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:48:16,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:48:16,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:48:16,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:48:16,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:48:16,873 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:48:16,873 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:48:16,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:48:16,873 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:48:16,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:48:16,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:48:16,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:48:16,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:48:16,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:48:16,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:48:16,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:48:16,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:48:16,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:48:16,876 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:48:16,877 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:48:16,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:48:16,877 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:48:16,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:48:16,878 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9312bbfdbc1f6ac9b16724ba3e5f170589f77c6a [2020-11-22 12:48:17,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:48:17,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:48:17,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:48:17,417 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:48:17,418 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:48:17,419 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-11-22 12:48:17,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/d2115a516/e26cbde7ffa2428586b9090264d39efa/FLAGf9daaa97f [2020-11-22 12:48:18,361 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:48:18,361 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-11-22 12:48:18,404 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/d2115a516/e26cbde7ffa2428586b9090264d39efa/FLAGf9daaa97f [2020-11-22 12:48:18,918 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/data/d2115a516/e26cbde7ffa2428586b9090264d39efa [2020-11-22 12:48:18,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:48:18,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:48:18,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:48:18,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:48:18,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:48:18,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:48:18" (1/1) ... [2020-11-22 12:48:18,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7faec33c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:18, skipping insertion in model container [2020-11-22 12:48:18,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:48:18" (1/1) ... [2020-11-22 12:48:18,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:48:19,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:48:19,709 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-11-22 12:48:19,710 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-11-22 12:48:20,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:48:20,162 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 12:48:20,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:48:20,284 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-11-22 12:48:20,285 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-11-22 12:48:20,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:48:20,389 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:48:20,484 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2020-11-22 12:48:20,485 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2020-11-22 12:48:20,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:48:20,723 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:48:20,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20 WrapperNode [2020-11-22 12:48:20,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:48:20,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:48:20,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:48:20,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:48:20,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:48:20,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:48:20,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:48:20,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:48:20,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... [2020-11-22 12:48:20,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:48:20,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:48:20,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:48:20,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:48:20,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:48:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-22 12:48:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-22 12:48:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:48:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-22 12:48:21,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-11-22 12:48:21,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-11-22 12:48:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-22 12:48:21,106 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2020-11-22 12:48:21,106 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2020-11-22 12:48:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2020-11-22 12:48:21,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2020-11-22 12:48:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-22 12:48:21,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-22 12:48:21,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-22 12:48:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-22 12:48:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2020-11-22 12:48:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 12:48:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-22 12:48:21,109 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2020-11-22 12:48:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2020-11-22 12:48:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-11-22 12:48:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-22 12:48:21,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:48:21,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:48:24,670 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:48:24,670 INFO L298 CfgBuilder]: Removed 77 assume(true) statements. [2020-11-22 12:48:24,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:48:24 BoogieIcfgContainer [2020-11-22 12:48:24,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:48:24,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:48:24,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:48:24,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:48:24,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:48:18" (1/3) ... [2020-11-22 12:48:24,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2732daaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:48:24, skipping insertion in model container [2020-11-22 12:48:24,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:48:20" (2/3) ... [2020-11-22 12:48:24,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2732daaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:48:24, skipping insertion in model container [2020-11-22 12:48:24,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:48:24" (3/3) ... [2020-11-22 12:48:24,681 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2020-11-22 12:48:24,693 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:48:24,698 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-22 12:48:24,708 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-22 12:48:24,734 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:48:24,734 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:48:24,734 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:48:24,734 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:48:24,735 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:48:24,735 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:48:24,735 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:48:24,735 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:48:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states. [2020-11-22 12:48:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-22 12:48:24,759 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:48:24,760 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:48:24,761 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:48:24,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:48:24,767 INFO L82 PathProgramCache]: Analyzing trace with hash -303490689, now seen corresponding path program 1 times [2020-11-22 12:48:24,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:48:24,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [271120774] [2020-11-22 12:48:24,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-22 12:48:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:48:25,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:48:25,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:48:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:48:25,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:48:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:48:25,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [271120774] [2020-11-22 12:48:25,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:48:25,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 12:48:25,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210405526] [2020-11-22 12:48:25,297 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:48:25,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:48:25,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:48:25,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:48:25,320 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 3 states. [2020-11-22 12:48:25,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:48:25,817 INFO L93 Difference]: Finished difference Result 223 states and 308 transitions. [2020-11-22 12:48:25,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:48:25,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2020-11-22 12:48:25,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:48:25,833 INFO L225 Difference]: With dead ends: 223 [2020-11-22 12:48:25,833 INFO L226 Difference]: Without dead ends: 99 [2020-11-22 12:48:25,838 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:48:25,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-11-22 12:48:25,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2020-11-22 12:48:25,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-11-22 12:48:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 133 transitions. [2020-11-22 12:48:25,882 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 133 transitions. Word has length 30 [2020-11-22 12:48:25,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:48:25,883 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 133 transitions. [2020-11-22 12:48:25,883 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:48:25,883 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2020-11-22 12:48:25,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-22 12:48:25,885 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:48:25,885 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-22 12:48:26,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 12:48:26,094 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:48:26,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:48:26,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1803786205, now seen corresponding path program 1 times [2020-11-22 12:48:26,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:48:26,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1074893067] [2020-11-22 12:48:26,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-22 12:48:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:48:26,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 12:48:26,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:48:26,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 12:48:26,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:48:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 12:48:26,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1074893067] [2020-11-22 12:48:26,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:48:26,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-22 12:48:26,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841109906] [2020-11-22 12:48:26,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:48:26,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:48:26,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:48:26,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:48:26,643 INFO L87 Difference]: Start difference. First operand 99 states and 133 transitions. Second operand 4 states. [2020-11-22 12:48:28,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:48:28,341 INFO L93 Difference]: Finished difference Result 235 states and 321 transitions. [2020-11-22 12:48:28,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 12:48:28,346 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2020-11-22 12:48:28,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:48:28,349 INFO L225 Difference]: With dead ends: 235 [2020-11-22 12:48:28,349 INFO L226 Difference]: Without dead ends: 144 [2020-11-22 12:48:28,351 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:48:28,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-11-22 12:48:28,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 99. [2020-11-22 12:48:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-11-22 12:48:28,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 132 transitions. [2020-11-22 12:48:28,375 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 132 transitions. Word has length 43 [2020-11-22 12:48:28,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:48:28,377 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 132 transitions. [2020-11-22 12:48:28,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:48:28,378 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 132 transitions. [2020-11-22 12:48:28,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-22 12:48:28,382 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:48:28,382 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-22 12:48:28,598 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 12:48:28,598 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:48:28,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:48:28,600 INFO L82 PathProgramCache]: Analyzing trace with hash 114842463, now seen corresponding path program 1 times [2020-11-22 12:48:28,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:48:28,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1172622971] [2020-11-22 12:48:28,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-22 12:48:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:48:29,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 12:48:29,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:48:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 12:48:29,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:48:29,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 12:48:29,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1172622971] [2020-11-22 12:48:29,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:48:29,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2020-11-22 12:48:29,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110971434] [2020-11-22 12:48:29,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 12:48:29,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:48:29,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 12:48:29,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-22 12:48:29,109 INFO L87 Difference]: Start difference. First operand 99 states and 132 transitions. Second operand 6 states. [2020-11-22 12:48:32,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:48:32,047 INFO L93 Difference]: Finished difference Result 393 states and 540 transitions. [2020-11-22 12:48:32,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-22 12:48:32,050 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2020-11-22 12:48:32,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:48:32,055 INFO L225 Difference]: With dead ends: 393 [2020-11-22 12:48:32,058 INFO L226 Difference]: Without dead ends: 302 [2020-11-22 12:48:32,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-11-22 12:48:32,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-11-22 12:48:32,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 101. [2020-11-22 12:48:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-11-22 12:48:32,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 134 transitions. [2020-11-22 12:48:32,100 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 134 transitions. Word has length 43 [2020-11-22 12:48:32,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:48:32,101 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 134 transitions. [2020-11-22 12:48:32,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 12:48:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 134 transitions. [2020-11-22 12:48:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-22 12:48:32,106 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:48:32,106 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-22 12:48:32,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 12:48:32,324 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:48:32,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:48:32,325 INFO L82 PathProgramCache]: Analyzing trace with hash 635299295, now seen corresponding path program 1 times [2020-11-22 12:48:32,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:48:32,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2006573514] [2020-11-22 12:48:32,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/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 [2020-11-22 12:48:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:48:32,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:48:32,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:48:32,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 12:48:32,814 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:48:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-22 12:48:32,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2006573514] [2020-11-22 12:48:32,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:48:32,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:48:32,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79566547] [2020-11-22 12:48:32,825 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:48:32,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:48:32,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:48:32,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:48:32,827 INFO L87 Difference]: Start difference. First operand 101 states and 134 transitions. Second operand 3 states. [2020-11-22 12:48:32,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:48:32,848 INFO L93 Difference]: Finished difference Result 101 states and 134 transitions. [2020-11-22 12:48:32,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:48:32,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-11-22 12:48:32,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:48:32,852 INFO L225 Difference]: With dead ends: 101 [2020-11-22 12:48:32,852 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 12:48:32,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:48:32,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 12:48:32,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 12:48:32,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 12:48:32,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 12:48:32,854 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2020-11-22 12:48:32,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:48:32,854 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 12:48:32,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:48:32,855 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 12:48:32,855 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 12:48:33,055 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 12:48:33,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 12:48:33,703 INFO L274 CegarLoopResult]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,703 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-22 12:48:33,704 INFO L277 CegarLoopResult]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2020-11-22 12:48:33,704 INFO L274 CegarLoopResult]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,704 INFO L277 CegarLoopResult]: At program point L2562-2(lines 2561 2564) the Hoare annotation is: true [2020-11-22 12:48:33,704 INFO L277 CegarLoopResult]: At program point L2562-1(lines 2561 2564) the Hoare annotation is: true [2020-11-22 12:48:33,704 INFO L277 CegarLoopResult]: At program point L2975(lines 1 3128) the Hoare annotation is: true [2020-11-22 12:48:33,704 INFO L274 CegarLoopResult]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2020-11-22 12:48:33,705 INFO L270 CegarLoopResult]: At program point L2777(lines 2746 2805) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,705 INFO L274 CegarLoopResult]: For program point L2926(line 2926) no Hoare annotation was computed. [2020-11-22 12:48:33,705 INFO L274 CegarLoopResult]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2020-11-22 12:48:33,705 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,705 INFO L274 CegarLoopResult]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2020-11-22 12:48:33,705 INFO L270 CegarLoopResult]: At program point L2795(lines 2746 2805) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,706 INFO L274 CegarLoopResult]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2020-11-22 12:48:33,706 INFO L277 CegarLoopResult]: At program point L2845(line 2845) the Hoare annotation is: true [2020-11-22 12:48:33,706 INFO L274 CegarLoopResult]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2020-11-22 12:48:33,706 INFO L270 CegarLoopResult]: At program point L3093(lines 3092 3094) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,706 INFO L270 CegarLoopResult]: At program point L2532(lines 2519 2535) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2020-11-22 12:48:33,706 INFO L270 CegarLoopResult]: At program point L3077(lines 1 3128) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,707 INFO L274 CegarLoopResult]: For program point L2499-1(lines 2499 2501) no Hoare annotation was computed. [2020-11-22 12:48:33,707 INFO L274 CegarLoopResult]: For program point L2499(lines 2499 2501) no Hoare annotation was computed. [2020-11-22 12:48:33,707 INFO L274 CegarLoopResult]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2020-11-22 12:48:33,707 INFO L270 CegarLoopResult]: At program point L2532-1(lines 2519 2535) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 12:48:33,707 INFO L274 CegarLoopResult]: For program point L2945(line 2945) no Hoare annotation was computed. [2020-11-22 12:48:33,707 INFO L274 CegarLoopResult]: For program point L2780(line 2780) no Hoare annotation was computed. [2020-11-22 12:48:33,707 INFO L274 CegarLoopResult]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2020-11-22 12:48:33,707 INFO L277 CegarLoopResult]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2500(line 2500) no Hoare annotation was computed. [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2500-2(line 2500) no Hoare annotation was computed. [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2020-11-22 12:48:33,708 INFO L274 CegarLoopResult]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2020-11-22 12:48:33,709 INFO L277 CegarLoopResult]: At program point L2633(line 2633) the Hoare annotation is: true [2020-11-22 12:48:33,709 INFO L270 CegarLoopResult]: At program point L2617(lines 2612 2619) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,709 INFO L274 CegarLoopResult]: For program point L2964(line 2964) no Hoare annotation was computed. [2020-11-22 12:48:33,709 INFO L274 CegarLoopResult]: For program point L2981(line 2981) no Hoare annotation was computed. [2020-11-22 12:48:33,709 INFO L270 CegarLoopResult]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 12:48:33,709 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,710 INFO L270 CegarLoopResult]: At program point L2849(lines 2807 2851) the Hoare annotation is: (and (let ((.cse0 (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64))) (.cse1 (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|))) (or (and .cse0 (not (= ULTIMATE.start_ax_probe_~error~1 (_ bv0 32))) .cse1) (and .cse0 (= (_ bv0 32) (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32))) .cse1))) (= (_ bv0 32) ~ldv_spin~0)) [2020-11-22 12:48:33,717 INFO L274 CegarLoopResult]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2020-11-22 12:48:33,717 INFO L270 CegarLoopResult]: At program point L2569(lines 2566 2571) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,718 INFO L270 CegarLoopResult]: At program point L2652(lines 2647 2654) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (_ bv0 32) (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32))) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,718 INFO L270 CegarLoopResult]: At program point L2487(lines 2484 2489) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,718 INFO L270 CegarLoopResult]: At program point L2636(lines 2620 2638) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (_ bv0 32) (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32))) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,718 INFO L270 CegarLoopResult]: At program point L2967-1(lines 2965 2978) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 12:48:33,719 INFO L274 CegarLoopResult]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2020-11-22 12:48:33,720 INFO L270 CegarLoopResult]: At program point L2769(lines 2746 2805) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,720 INFO L270 CegarLoopResult]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2020-11-22 12:48:33,720 INFO L274 CegarLoopResult]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2020-11-22 12:48:33,720 INFO L270 CegarLoopResult]: At program point L3100(lines 3099 3101) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,721 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,721 INFO L274 CegarLoopResult]: For program point L2555(line 2555) no Hoare annotation was computed. [2020-11-22 12:48:33,721 INFO L274 CegarLoopResult]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2020-11-22 12:48:33,722 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-22 12:48:33,722 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-11-22 12:48:33,722 INFO L270 CegarLoopResult]: At program point L12-3(lines 3008 3017) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,722 INFO L274 CegarLoopResult]: For program point L2952(line 2952) no Hoare annotation was computed. [2020-11-22 12:48:33,723 INFO L274 CegarLoopResult]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2020-11-22 12:48:33,723 INFO L274 CegarLoopResult]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2020-11-22 12:48:33,723 INFO L270 CegarLoopResult]: At program point L2804(lines 2731 2806) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,723 INFO L274 CegarLoopResult]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2020-11-22 12:48:33,724 INFO L270 CegarLoopResult]: At program point L2771(lines 2746 2805) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,725 INFO L274 CegarLoopResult]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2020-11-22 12:48:33,725 INFO L274 CegarLoopResult]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2020-11-22 12:48:33,725 INFO L274 CegarLoopResult]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2020-11-22 12:48:33,725 INFO L270 CegarLoopResult]: At program point L3003(lines 2999 3005) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,725 INFO L274 CegarLoopResult]: For program point L2937(line 2937) no Hoare annotation was computed. [2020-11-22 12:48:33,726 INFO L274 CegarLoopResult]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2020-11-22 12:48:33,726 INFO L277 CegarLoopResult]: At program point L3103(lines 1 3128) the Hoare annotation is: true [2020-11-22 12:48:33,726 INFO L274 CegarLoopResult]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2020-11-22 12:48:33,726 INFO L274 CegarLoopResult]: For program point L2988(line 2988) no Hoare annotation was computed. [2020-11-22 12:48:33,726 INFO L274 CegarLoopResult]: For program point L2922(line 2922) no Hoare annotation was computed. [2020-11-22 12:48:33,727 INFO L274 CegarLoopResult]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2020-11-22 12:48:33,727 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,727 INFO L274 CegarLoopResult]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2020-11-22 12:48:33,727 INFO L274 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,727 INFO L274 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,727 INFO L274 CegarLoopResult]: For program point L-1-3(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,728 INFO L274 CegarLoopResult]: For program point L2526-1(lines 2526 2533) no Hoare annotation was computed. [2020-11-22 12:48:33,728 INFO L274 CegarLoopResult]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2020-11-22 12:48:33,728 INFO L274 CegarLoopResult]: For program point L-1-4(line -1) no Hoare annotation was computed. [2020-11-22 12:48:33,728 INFO L277 CegarLoopResult]: At program point L2939(line 2939) the Hoare annotation is: true [2020-11-22 12:48:33,729 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-22 12:48:33,729 INFO L274 CegarLoopResult]: For program point L2956(line 2956) no Hoare annotation was computed. [2020-11-22 12:48:33,729 INFO L274 CegarLoopResult]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2020-11-22 12:48:33,729 INFO L270 CegarLoopResult]: At program point L2775(lines 2746 2805) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,729 INFO L270 CegarLoopResult]: At program point L2478(lines 2474 2480) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,730 INFO L274 CegarLoopResult]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2020-11-22 12:48:33,730 INFO L274 CegarLoopResult]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2020-11-22 12:48:33,730 INFO L274 CegarLoopResult]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2020-11-22 12:48:33,730 INFO L274 CegarLoopResult]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2020-11-22 12:48:33,730 INFO L270 CegarLoopResult]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 12:48:33,731 INFO L274 CegarLoopResult]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2020-11-22 12:48:33,731 INFO L277 CegarLoopResult]: At program point L2562(lines 2561 2564) the Hoare annotation is: true [2020-11-22 12:48:33,733 INFO L270 CegarLoopResult]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 12:48:33,733 INFO L270 CegarLoopResult]: At program point L3107(lines 3106 3108) the Hoare annotation is: (and (= ULTIMATE.start_ax_probe_~tmp~10 (_ bv0 64)) (= (bvadd ULTIMATE.start_hid_hw_start_~connect_mask (_ bv4294967283 32)) (_ bv0 32)) (= (_ bv0 32) ~ldv_spin~0) (= (_ bv0 64) |ULTIMATE.start_ldv__builtin_expect_#res|)) [2020-11-22 12:48:33,734 INFO L274 CegarLoopResult]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2020-11-22 12:48:33,734 INFO L277 CegarLoopResult]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2020-11-22 12:48:33,734 INFO L277 CegarLoopResult]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2020-11-22 12:48:33,734 INFO L274 CegarLoopResult]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2020-11-22 12:48:33,734 INFO L274 CegarLoopResult]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2020-11-22 12:48:33,735 INFO L277 CegarLoopResult]: At program point L2643(line 2643) the Hoare annotation is: true [2020-11-22 12:48:33,735 INFO L274 CegarLoopResult]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2020-11-22 12:48:33,735 INFO L274 CegarLoopResult]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2020-11-22 12:48:33,735 INFO L277 CegarLoopResult]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2020-11-22 12:48:33,735 INFO L277 CegarLoopResult]: At program point L2855(line 2855) the Hoare annotation is: true [2020-11-22 12:48:33,736 INFO L274 CegarLoopResult]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2020-11-22 12:48:33,736 INFO L277 CegarLoopResult]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2020-11-22 12:48:33,736 INFO L274 CegarLoopResult]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2020-11-22 12:48:33,737 INFO L274 CegarLoopResult]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2020-11-22 12:48:33,738 INFO L274 CegarLoopResult]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2020-11-22 12:48:33,738 INFO L277 CegarLoopResult]: At program point L2658(line 2658) the Hoare annotation is: true [2020-11-22 12:48:33,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:48:33 BoogieIcfgContainer [2020-11-22 12:48:33,786 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:48:33,786 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:48:33,787 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:48:33,787 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:48:33,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:48:24" (3/4) ... [2020-11-22 12:48:33,791 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 12:48:33,799 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2020-11-22 12:48:33,799 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2020-11-22 12:48:33,800 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2020-11-22 12:48:33,800 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2020-11-22 12:48:33,826 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-11-22 12:48:33,828 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-11-22 12:48:33,829 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-22 12:48:33,831 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 12:48:33,832 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:48:33,834 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:48:33,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && 0bv32 == ~bvadd64(connect_mask, 4294967283bv32)) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 0bv64 && !(error == 0bv32)) && 0bv64 == \result) || ((tmp == 0bv64 && 0bv32 == ~bvadd64(connect_mask, 4294967283bv32)) && 0bv64 == \result)) && 0bv32 == ldv_spin [2020-11-22 12:48:33,873 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv32 == ldv_spin && 0bv64 == \result [2020-11-22 12:48:33,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (tmp == 0bv64 && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (tmp == 0bv64 && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,875 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && 0bv32 == ~bvadd64(connect_mask, 4294967283bv32)) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:33,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result [2020-11-22 12:48:34,062 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8849546d-54e0-44c0-8e9d-caa6bfbb3518/bin/utaipan/witness.graphml [2020-11-22 12:48:34,062 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:48:34,065 INFO L168 Benchmark]: Toolchain (without parser) took 15140.77 ms. Allocated memory was 62.9 MB in the beginning and 155.2 MB in the end (delta: 92.3 MB). Free memory was 39.4 MB in the beginning and 64.1 MB in the end (delta: -24.7 MB). Peak memory consumption was 66.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:34,065 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:48:34,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1798.76 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 39.2 MB in the beginning and 53.3 MB in the end (delta: -14.1 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:34,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.43 ms. Allocated memory is still 88.1 MB. Free memory was 52.9 MB in the beginning and 48.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:34,068 INFO L168 Benchmark]: Boogie Preprocessor took 101.34 ms. Allocated memory is still 88.1 MB. Free memory was 48.7 MB in the beginning and 44.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:34,069 INFO L168 Benchmark]: RCFGBuilder took 3693.01 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 44.2 MB in the beginning and 68.5 MB in the end (delta: -24.4 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:34,069 INFO L168 Benchmark]: TraceAbstraction took 9112.41 ms. Allocated memory was 127.9 MB in the beginning and 155.2 MB in the end (delta: 27.3 MB). Free memory was 68.5 MB in the beginning and 86.3 MB in the end (delta: -17.7 MB). Peak memory consumption was 48.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:34,076 INFO L168 Benchmark]: Witness Printer took 276.19 ms. Allocated memory is still 155.2 MB. Free memory was 86.3 MB in the beginning and 64.1 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:34,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 62.9 MB. Free memory is still 45.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1798.76 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 39.2 MB in the beginning and 53.3 MB in the end (delta: -14.1 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 149.43 ms. Allocated memory is still 88.1 MB. Free memory was 52.9 MB in the beginning and 48.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 101.34 ms. Allocated memory is still 88.1 MB. Free memory was 48.7 MB in the beginning and 44.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3693.01 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 44.2 MB in the beginning and 68.5 MB in the end (delta: -24.4 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9112.41 ms. Allocated memory was 127.9 MB in the beginning and 155.2 MB in the end (delta: 27.3 MB). Free memory was 68.5 MB in the beginning and 86.3 MB in the end (delta: -17.7 MB). Peak memory consumption was 48.5 MB. Max. memory is 16.1 GB. * Witness Printer took 276.19 ms. Allocated memory is still 155.2 MB. Free memory was 86.3 MB in the beginning and 64.1 MB in the end (delta: 22.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 2519]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2519]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2965]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && 0bv32 == ~bvadd64(connect_mask, 4294967283bv32)) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2566]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && 0bv64 == \result - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 3106]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2474]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2612]: Loop Invariant Derived loop invariant: (tmp == 0bv64 && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2877]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: (((tmp == 0bv64 && !(error == 0bv32)) && 0bv64 == \result) || ((tmp == 0bv64 && 0bv32 == ~bvadd64(connect_mask, 4294967283bv32)) && 0bv64 == \result)) && 0bv32 == ldv_spin - InvariantResult [Line: 3115]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2731]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && ~bvadd64(connect_mask, 4294967283bv32) == 0bv32) && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 3099]: Loop Invariant Derived loop invariant: (tmp == 0bv64 && 0bv32 == ldv_spin) && 0bv64 == \result - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: ((tmp == 0bv64 && 0bv32 == ~bvadd64(connect_mask, 4294967283bv32)) && 0bv32 == ldv_spin) && 0bv64 == \result - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.3s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 578 SDtfs, 586 SDslu, 740 SDs, 0 SdLazy, 37 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 324 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 246 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 65 PreInvPairs, 110 NumberOfFragments, 327 HoareAnnotationTreeSize, 65 FomulaSimplifications, 597 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 316 ConstructedInterpolants, 0 QuantifiedInterpolants, 22124 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1753 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...