./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--input--gameport--ns558.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/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--input--gameport--ns558.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 38cf3b659b52f4508efd57b302a97741f3a68a5a .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/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--input--gameport--ns558.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 38cf3b659b52f4508efd57b302a97741f3a68a5a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:21:23,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:21:23,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:21:23,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:21:23,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:21:23,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:21:23,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:21:23,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:21:23,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:21:23,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:21:23,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:21:23,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:21:23,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:21:23,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:21:23,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:21:23,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:21:23,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:21:23,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:21:23,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:21:23,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:21:23,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:21:23,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:21:23,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:21:23,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:21:23,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:21:23,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:21:23,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:21:23,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:21:23,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:21:23,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:21:23,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:21:23,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:21:23,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:21:23,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:21:23,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:21:23,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:21:23,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:21:23,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:21:23,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:21:23,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:21:23,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:21:23,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 12:21:23,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:21:23,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:21:23,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:21:23,640 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:21:23,640 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:21:23,640 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:21:23,640 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 12:21:23,640 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:21:23,640 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:21:23,640 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 12:21:23,640 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 12:21:23,641 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:21:23,641 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 12:21:23,641 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 12:21:23,641 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 12:21:23,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:21:23,642 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:21:23,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:21:23,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:21:23,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:21:23,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:21:23,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:21:23,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:21:23,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:21:23,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:21:23,643 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 12:21:23,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:21:23,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:21:23,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:21:23,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:21:23,644 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 12:21:23,644 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38cf3b659b52f4508efd57b302a97741f3a68a5a [2019-12-07 12:21:23,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:21:23,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:21:23,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:21:23,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:21:23,755 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:21:23,755 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-12-07 12:21:23,801 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/b4dae9190/16020c05d0bc4c0f9eda62012b32d5d7/FLAGd9e7559f8 [2019-12-07 12:21:24,193 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:21:24,194 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-12-07 12:21:24,206 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/b4dae9190/16020c05d0bc4c0f9eda62012b32d5d7/FLAGd9e7559f8 [2019-12-07 12:21:24,215 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/b4dae9190/16020c05d0bc4c0f9eda62012b32d5d7 [2019-12-07 12:21:24,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:21:24,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:21:24,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:21:24,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:21:24,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:21:24,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:21:24" (1/1) ... [2019-12-07 12:21:24,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e1962bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:24, skipping insertion in model container [2019-12-07 12:21:24,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:21:24" (1/1) ... [2019-12-07 12:21:24,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:21:24,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:21:24,462 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-12-07 12:21:24,463 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-12-07 12:21:24,577 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:21:24,578 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:21:24,580 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:21:24,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:21:24,620 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-12-07 12:21:24,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bcf68af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:24, skipping insertion in model container [2019-12-07 12:21:24,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:21:24,621 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:21:24,623 INFO L168 Benchmark]: Toolchain (without parser) took 404.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:24,623 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:21:24,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:24,625 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 402.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1568]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 12:21:25,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:21:25,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:21:25,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:21:25,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:21:25,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:21:25,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:21:25,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:21:25,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:21:25,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:21:25,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:21:25,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:21:25,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:21:25,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:21:25,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:21:25,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:21:25,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:21:25,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:21:25,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:21:25,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:21:25,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:21:25,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:21:25,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:21:25,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:21:25,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:21:25,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:21:25,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:21:25,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:21:25,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:21:25,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:21:25,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:21:25,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:21:25,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:21:25,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:21:25,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:21:25,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:21:25,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:21:25,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:21:25,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:21:25,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:21:25,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:21:25,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 12:21:25,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:21:25,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:21:25,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:21:25,805 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:21:25,805 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:21:25,805 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:21:25,806 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:21:25,806 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:21:25,806 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:21:25,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:21:25,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:21:25,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:21:25,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:21:25,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:21:25,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:21:25,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:21:25,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:21:25,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:21:25,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:21:25,809 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38cf3b659b52f4508efd57b302a97741f3a68a5a [2019-12-07 12:21:25,975 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:21:25,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:21:25,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:21:25,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:21:25,989 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:21:25,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-12-07 12:21:26,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/2c79ea836/4da3001468de4d6f9406af3078b70562/FLAG193d222ef [2019-12-07 12:21:26,525 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:21:26,525 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-12-07 12:21:26,538 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/2c79ea836/4da3001468de4d6f9406af3078b70562/FLAG193d222ef [2019-12-07 12:21:26,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/data/2c79ea836/4da3001468de4d6f9406af3078b70562 [2019-12-07 12:21:26,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:21:26,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:21:26,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:21:26,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:21:26,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:21:26,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:21:26" (1/1) ... [2019-12-07 12:21:26,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0f7347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:26, skipping insertion in model container [2019-12-07 12:21:26,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:21:26" (1/1) ... [2019-12-07 12:21:26,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:21:26,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:21:26,792 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-12-07 12:21:26,793 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-12-07 12:21:26,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:21:26,989 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 12:21:27,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:21:27,028 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-12-07 12:21:27,028 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-12-07 12:21:27,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:21:27,079 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:21:27,103 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1323] [2019-12-07 12:21:27,104 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1324-1325] [2019-12-07 12:21:27,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:21:27,188 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:21:27,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27 WrapperNode [2019-12-07 12:21:27,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:21:27,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:21:27,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:21:27,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:21:27,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:21:27,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:21:27,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:21:27,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:21:27,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... [2019-12-07 12:21:27,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:21:27,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:21:27,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:21:27,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:21:27,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:21:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 12:21:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 12:21:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-12-07 12:21:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 12:21:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 12:21:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 12:21:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 12:21:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-07 12:21:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 12:21:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-07 12:21:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-12-07 12:21:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 12:21:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:21:27,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:21:31,067 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:21:31,067 INFO L287 CfgBuilder]: Removed 188 assume(true) statements. [2019-12-07 12:21:31,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:21:31 BoogieIcfgContainer [2019-12-07 12:21:31,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:21:31,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 12:21:31,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 12:21:31,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 12:21:31,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:21:26" (1/3) ... [2019-12-07 12:21:31,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd54b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:21:31, skipping insertion in model container [2019-12-07 12:21:31,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:21:27" (2/3) ... [2019-12-07 12:21:31,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd54b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:21:31, skipping insertion in model container [2019-12-07 12:21:31,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:21:31" (3/3) ... [2019-12-07 12:21:31,073 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2019-12-07 12:21:31,080 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 12:21:31,085 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-12-07 12:21:31,092 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-07 12:21:31,110 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 12:21:31,110 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 12:21:31,111 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 12:21:31,111 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:21:31,111 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:21:31,111 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 12:21:31,111 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:21:31,111 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 12:21:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2019-12-07 12:21:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 12:21:31,133 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:21:31,133 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:21:31,134 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:21:31,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:21:31,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1417870984, now seen corresponding path program 1 times [2019-12-07 12:21:31,148 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:21:31,148 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1680456477] [2019-12-07 12:21:31,149 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 12:21:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:21:31,495 INFO L264 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 12:21:31,519 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:21:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:31,566 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:21:31,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:31,614 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1680456477] [2019-12-07 12:21:31,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:21:31,615 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 12:21:31,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932430261] [2019-12-07 12:21:31,618 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 12:21:31,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:21:31,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 12:21:31,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 12:21:31,629 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 8 states. [2019-12-07 12:21:32,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:21:32,141 INFO L93 Difference]: Finished difference Result 1273 states and 1761 transitions. [2019-12-07 12:21:32,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 12:21:32,143 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2019-12-07 12:21:32,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:21:32,160 INFO L225 Difference]: With dead ends: 1273 [2019-12-07 12:21:32,160 INFO L226 Difference]: Without dead ends: 953 [2019-12-07 12:21:32,164 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2019-12-07 12:21:32,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2019-12-07 12:21:32,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 163. [2019-12-07 12:21:32,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-12-07 12:21:32,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 213 transitions. [2019-12-07 12:21:32,210 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 213 transitions. Word has length 38 [2019-12-07 12:21:32,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:21:32,210 INFO L462 AbstractCegarLoop]: Abstraction has 163 states and 213 transitions. [2019-12-07 12:21:32,210 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 12:21:32,210 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2019-12-07 12:21:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-07 12:21:32,212 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:21:32,212 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:21:32,413 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 12:21:32,413 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:21:32,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:21:32,414 INFO L82 PathProgramCache]: Analyzing trace with hash -271072758, now seen corresponding path program 1 times [2019-12-07 12:21:32,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:21:32,416 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1696412476] [2019-12-07 12:21:32,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 12:21:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:21:32,794 INFO L264 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:21:32,796 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:21:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:32,804 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:21:32,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:32,811 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1696412476] [2019-12-07 12:21:32,811 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:21:32,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 12:21:32,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375716144] [2019-12-07 12:21:32,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:21:32,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:21:32,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:21:32,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:21:32,813 INFO L87 Difference]: Start difference. First operand 163 states and 213 transitions. Second operand 4 states. [2019-12-07 12:21:34,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:21:34,912 INFO L93 Difference]: Finished difference Result 516 states and 683 transitions. [2019-12-07 12:21:34,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 12:21:34,913 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2019-12-07 12:21:34,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:21:34,914 INFO L225 Difference]: With dead ends: 516 [2019-12-07 12:21:34,914 INFO L226 Difference]: Without dead ends: 362 [2019-12-07 12:21:34,915 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:21:34,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2019-12-07 12:21:34,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 172. [2019-12-07 12:21:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-12-07 12:21:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 223 transitions. [2019-12-07 12:21:34,926 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 223 transitions. Word has length 38 [2019-12-07 12:21:34,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:21:34,926 INFO L462 AbstractCegarLoop]: Abstraction has 172 states and 223 transitions. [2019-12-07 12:21:34,926 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:21:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 223 transitions. [2019-12-07 12:21:34,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-07 12:21:34,928 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:21:34,928 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:21:35,128 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 12:21:35,129 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:21:35,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:21:35,129 INFO L82 PathProgramCache]: Analyzing trace with hash -2004451015, now seen corresponding path program 1 times [2019-12-07 12:21:35,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:21:35,131 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1023927549] [2019-12-07 12:21:35,132 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/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 [2019-12-07 12:21:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:21:35,440 INFO L264 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:21:35,442 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:21:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:35,449 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:21:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:35,453 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1023927549] [2019-12-07 12:21:35,453 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:21:35,454 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 12:21:35,454 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749689609] [2019-12-07 12:21:35,454 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:21:35,455 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:21:35,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:21:35,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:21:35,455 INFO L87 Difference]: Start difference. First operand 172 states and 223 transitions. Second operand 3 states. [2019-12-07 12:21:35,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:21:35,520 INFO L93 Difference]: Finished difference Result 438 states and 567 transitions. [2019-12-07 12:21:35,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:21:35,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-12-07 12:21:35,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:21:35,523 INFO L225 Difference]: With dead ends: 438 [2019-12-07 12:21:35,523 INFO L226 Difference]: Without dead ends: 275 [2019-12-07 12:21:35,524 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:21:35,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2019-12-07 12:21:35,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 271. [2019-12-07 12:21:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2019-12-07 12:21:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 352 transitions. [2019-12-07 12:21:35,539 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 352 transitions. Word has length 39 [2019-12-07 12:21:35,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:21:35,539 INFO L462 AbstractCegarLoop]: Abstraction has 271 states and 352 transitions. [2019-12-07 12:21:35,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:21:35,540 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 352 transitions. [2019-12-07 12:21:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-07 12:21:35,542 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:21:35,542 INFO L410 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, 1, 1, 1, 1, 1] [2019-12-07 12:21:35,742 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 12:21:35,743 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:21:35,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:21:35,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1671946600, now seen corresponding path program 1 times [2019-12-07 12:21:35,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:21:35,745 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143970505] [2019-12-07 12:21:35,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-12-07 12:21:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:21:36,051 INFO L264 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 12:21:36,054 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:21:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:36,066 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:21:36,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:21:36,070 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143970505] [2019-12-07 12:21:36,070 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:21:36,070 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-12-07 12:21:36,070 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665266133] [2019-12-07 12:21:36,071 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:21:36,071 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:21:36,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:21:36,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:21:36,071 INFO L87 Difference]: Start difference. First operand 271 states and 352 transitions. Second operand 4 states. [2019-12-07 12:21:36,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:21:36,319 INFO L93 Difference]: Finished difference Result 540 states and 702 transitions. [2019-12-07 12:21:36,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 12:21:36,320 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2019-12-07 12:21:36,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:21:36,321 INFO L225 Difference]: With dead ends: 540 [2019-12-07 12:21:36,321 INFO L226 Difference]: Without dead ends: 270 [2019-12-07 12:21:36,321 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:21:36,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2019-12-07 12:21:36,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 185. [2019-12-07 12:21:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2019-12-07 12:21:36,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 240 transitions. [2019-12-07 12:21:36,327 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 240 transitions. Word has length 51 [2019-12-07 12:21:36,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:21:36,327 INFO L462 AbstractCegarLoop]: Abstraction has 185 states and 240 transitions. [2019-12-07 12:21:36,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:21:36,327 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 240 transitions. [2019-12-07 12:21:36,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-07 12:21:36,328 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:21:36,328 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:21:36,528 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 12:21:36,529 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:21:36,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:21:36,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1029066262, now seen corresponding path program 1 times [2019-12-07 12:21:36,531 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:21:36,531 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [391421057] [2019-12-07 12:21:36,532 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-12-07 12:21:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:21:36,863 INFO L264 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 12:21:36,865 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:21:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 12:21:36,887 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:21:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-07 12:21:36,924 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [391421057] [2019-12-07 12:21:36,924 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1146467586] [2019-12-07 12:21:36,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 12:21:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:21:37,181 INFO L264 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:21:37,183 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:21:37,195 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 12:21:37,195 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:21:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-07 12:21:37,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:21:37,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [5, 5] total 9 [2019-12-07 12:21:37,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036468517] [2019-12-07 12:21:37,201 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:21:37,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:21:37,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:21:37,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-07 12:21:37,201 INFO L87 Difference]: Start difference. First operand 185 states and 240 transitions. Second operand 3 states. [2019-12-07 12:21:37,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:21:37,212 INFO L93 Difference]: Finished difference Result 185 states and 240 transitions. [2019-12-07 12:21:37,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:21:37,212 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-12-07 12:21:37,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:21:37,213 INFO L225 Difference]: With dead ends: 185 [2019-12-07 12:21:37,213 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 12:21:37,213 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-07 12:21:37,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 12:21:37,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 12:21:37,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 12:21:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 12:21:37,214 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2019-12-07 12:21:37,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:21:37,214 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 12:21:37,214 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:21:37,214 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 12:21:37,214 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 12:21:37,615 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 mathsat -unsat_core_generation=3 [2019-12-07 12:21:37,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 12:21:37,931 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1519) no Hoare annotation was computed. [2019-12-07 12:21:37,932 INFO L242 CegarLoopResult]: At program point L1753(lines 1679 1801) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,932 INFO L246 CegarLoopResult]: For program point L1489(lines 1489 1496) no Hoare annotation was computed. [2019-12-07 12:21:37,932 INFO L246 CegarLoopResult]: For program point L1489-1(lines 1489 1496) no Hoare annotation was computed. [2019-12-07 12:21:37,932 INFO L242 CegarLoopResult]: At program point L2150(lines 2149 2151) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,932 INFO L242 CegarLoopResult]: At program point L2150-2(lines 2149 2151) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,932 INFO L242 CegarLoopResult]: At program point L2150-1(lines 2149 2151) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,932 INFO L246 CegarLoopResult]: For program point L1853(lines 1853 1856) no Hoare annotation was computed. [2019-12-07 12:21:37,932 INFO L242 CegarLoopResult]: At program point L1622(lines 1609 1624) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,932 INFO L242 CegarLoopResult]: At program point L1556(lines 1547 1558) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,932 INFO L249 CegarLoopResult]: At program point L2019(lines 1 2170) the Hoare annotation is: true [2019-12-07 12:21:37,933 INFO L242 CegarLoopResult]: At program point L1755(lines 1679 1801) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,933 INFO L246 CegarLoopResult]: For program point L1590(lines 1590 1593) no Hoare annotation was computed. [2019-12-07 12:21:37,933 INFO L246 CegarLoopResult]: For program point L1590-1(lines 1590 1593) no Hoare annotation was computed. [2019-12-07 12:21:37,933 INFO L246 CegarLoopResult]: For program point L1590-2(lines 1590 1593) no Hoare annotation was computed. [2019-12-07 12:21:37,933 INFO L242 CegarLoopResult]: At program point L2119-1(lines 2118 2120) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,933 INFO L249 CegarLoopResult]: At program point L2119(lines 2118 2120) the Hoare annotation is: true [2019-12-07 12:21:37,933 INFO L242 CegarLoopResult]: At program point L2119-3(lines 2118 2120) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,933 INFO L242 CegarLoopResult]: At program point L2119-2(lines 2118 2120) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,933 INFO L242 CegarLoopResult]: At program point L2119-4(lines 2118 2120) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,934 INFO L242 CegarLoopResult]: At program point L2119-6(lines 2118 2120) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,934 INFO L246 CegarLoopResult]: For program point L1690(lines 1690 1695) no Hoare annotation was computed. [2019-12-07 12:21:37,934 INFO L249 CegarLoopResult]: At program point L1525(lines 1524 1527) the Hoare annotation is: true [2019-12-07 12:21:37,934 INFO L249 CegarLoopResult]: At program point L1525-1(lines 1524 1527) the Hoare annotation is: true [2019-12-07 12:21:37,934 INFO L249 CegarLoopResult]: At program point L1525-2(lines 1524 1527) the Hoare annotation is: true [2019-12-07 12:21:37,934 INFO L242 CegarLoopResult]: At program point L2154(lines 2153 2155) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,934 INFO L246 CegarLoopResult]: For program point L2055(lines 2055 2058) no Hoare annotation was computed. [2019-12-07 12:21:37,934 INFO L246 CegarLoopResult]: For program point L2055-2(lines 2055 2058) no Hoare annotation was computed. [2019-12-07 12:21:37,934 INFO L246 CegarLoopResult]: For program point L2055-4(lines 2055 2058) no Hoare annotation was computed. [2019-12-07 12:21:37,934 INFO L246 CegarLoopResult]: For program point L2055-6(lines 2055 2058) no Hoare annotation was computed. [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L2122(lines 2121 2123) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L2122-2(lines 2121 2123) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L2122-1(lines 2121 2123) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,935 INFO L246 CegarLoopResult]: For program point L1990(line 1990) no Hoare annotation was computed. [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L2122-3(lines 2121 2123) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L1726(lines 1679 1801) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L1594(lines 1587 1596) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L1594-1(lines 1587 1596) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,935 INFO L242 CegarLoopResult]: At program point L1594-2(lines 1587 1596) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,936 INFO L242 CegarLoopResult]: At program point L1495(lines 1482 1498) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,936 INFO L242 CegarLoopResult]: At program point L1495-1(lines 1482 1498) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,936 INFO L242 CegarLoopResult]: At program point L1429(lines 1426 1431) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,936 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1519) no Hoare annotation was computed. [2019-12-07 12:21:37,936 INFO L249 CegarLoopResult]: At program point L2157(lines 1 2170) the Hoare annotation is: true [2019-12-07 12:21:37,936 INFO L246 CegarLoopResult]: For program point L2025(line 2025) no Hoare annotation was computed. [2019-12-07 12:21:37,936 INFO L246 CegarLoopResult]: For program point L1893(lines 1893 1896) no Hoare annotation was computed. [2019-12-07 12:21:37,936 INFO L246 CegarLoopResult]: For program point L1860(lines 1860 1866) no Hoare annotation was computed. [2019-12-07 12:21:37,936 INFO L242 CegarLoopResult]: At program point L1728(lines 1679 1801) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,936 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 1519) no Hoare annotation was computed. [2019-12-07 12:21:37,937 INFO L242 CegarLoopResult]: At program point L1632(lines 1625 1634) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,937 INFO L249 CegarLoopResult]: At program point L2128(lines 2127 2129) the Hoare annotation is: true [2019-12-07 12:21:37,937 INFO L242 CegarLoopResult]: At program point L1765(lines 1679 1801) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,937 INFO L246 CegarLoopResult]: For program point L1997(line 1997) no Hoare annotation was computed. [2019-12-07 12:21:37,937 INFO L246 CegarLoopResult]: For program point L1601(line 1601) no Hoare annotation was computed. [2019-12-07 12:21:37,937 INFO L246 CegarLoopResult]: For program point L1601-2(lines 1601 1604) no Hoare annotation was computed. [2019-12-07 12:21:37,937 INFO L246 CegarLoopResult]: For program point L1998(lines 1998 2030) no Hoare annotation was computed. [2019-12-07 12:21:37,937 INFO L249 CegarLoopResult]: At program point L1932(lines 1918 1939) the Hoare annotation is: true [2019-12-07 12:21:37,937 INFO L242 CegarLoopResult]: At program point L1800(lines 1661 1802) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,937 INFO L242 CegarLoopResult]: At program point L1767(lines 1679 1801) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,938 INFO L242 CegarLoopResult]: At program point L1569(lines 1562 1571) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,938 INFO L242 CegarLoopResult]: At program point L1569-1(lines 1562 1571) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,938 INFO L246 CegarLoopResult]: For program point L2032(line 2032) no Hoare annotation was computed. [2019-12-07 12:21:37,938 INFO L246 CegarLoopResult]: For program point L1966(lines 1966 2034) no Hoare annotation was computed. [2019-12-07 12:21:37,938 INFO L242 CegarLoopResult]: At program point L1702(lines 1679 1801) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,938 INFO L242 CegarLoopResult]: At program point L2165-1(lines 2164 2166) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,938 INFO L242 CegarLoopResult]: At program point L2165(lines 2164 2166) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,938 INFO L246 CegarLoopResult]: For program point L2000(lines 2000 2027) no Hoare annotation was computed. [2019-12-07 12:21:37,938 INFO L246 CegarLoopResult]: For program point L1967(line 1967) no Hoare annotation was computed. [2019-12-07 12:21:37,938 INFO L249 CegarLoopResult]: At program point L1934(lines 1918 1939) the Hoare annotation is: true [2019-12-07 12:21:37,938 INFO L246 CegarLoopResult]: For program point L1472(lines 1472 1479) no Hoare annotation was computed. [2019-12-07 12:21:37,939 INFO L246 CegarLoopResult]: For program point L1472-1(lines 1472 1479) no Hoare annotation was computed. [2019-12-07 12:21:37,939 INFO L242 CegarLoopResult]: At program point L1439(lines 1435 1441) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,939 INFO L246 CegarLoopResult]: For program point L1472-2(lines 1472 1479) no Hoare annotation was computed. [2019-12-07 12:21:37,939 INFO L242 CegarLoopResult]: At program point L1439-1(lines 1435 1441) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,939 INFO L246 CegarLoopResult]: For program point L1472-3(lines 1472 1479) no Hoare annotation was computed. [2019-12-07 12:21:37,939 INFO L242 CegarLoopResult]: At program point L1439-2(lines 1435 1441) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,939 INFO L246 CegarLoopResult]: For program point L1472-4(lines 1472 1479) no Hoare annotation was computed. [2019-12-07 12:21:37,939 INFO L242 CegarLoopResult]: At program point L1439-3(lines 1435 1441) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,939 INFO L246 CegarLoopResult]: For program point L1472-5(lines 1472 1479) no Hoare annotation was computed. [2019-12-07 12:21:37,939 INFO L242 CegarLoopResult]: At program point L1439-4(lines 1435 1441) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,939 INFO L246 CegarLoopResult]: For program point L1472-6(lines 1472 1479) no Hoare annotation was computed. [2019-12-07 12:21:37,940 INFO L246 CegarLoopResult]: For program point L2001(line 2001) no Hoare annotation was computed. [2019-12-07 12:21:37,940 INFO L246 CegarLoopResult]: For program point L1968(lines 1968 1995) no Hoare annotation was computed. [2019-12-07 12:21:37,940 INFO L242 CegarLoopResult]: At program point L1902(lines 1890 1909) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,940 INFO L242 CegarLoopResult]: At program point L1770(lines 1770 1771) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,940 INFO L246 CegarLoopResult]: For program point L1737(lines 1737 1740) no Hoare annotation was computed. [2019-12-07 12:21:37,940 INFO L242 CegarLoopResult]: At program point L1704(lines 1679 1801) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,940 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 12:21:37,940 INFO L242 CegarLoopResult]: At program point L2035(lines 1955 2040) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,940 INFO L246 CegarLoopResult]: For program point L2002(lines 2002 2007) no Hoare annotation was computed. [2019-12-07 12:21:37,940 INFO L246 CegarLoopResult]: For program point L1903(lines 1903 1906) no Hoare annotation was computed. [2019-12-07 12:21:37,941 INFO L242 CegarLoopResult]: At program point L1606(lines 1597 1608) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,941 INFO L242 CegarLoopResult]: At program point L1408(lines 1404 1410) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,941 INFO L246 CegarLoopResult]: For program point L2168(lines 2168 2170) no Hoare annotation was computed. [2019-12-07 12:21:37,941 INFO L246 CegarLoopResult]: For program point L2168-2(lines 2168 2170) no Hoare annotation was computed. [2019-12-07 12:21:37,941 INFO L242 CegarLoopResult]: At program point L2168-1(lines 1 2170) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,941 INFO L242 CegarLoopResult]: At program point L2168-4(lines 1 2170) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,941 INFO L246 CegarLoopResult]: For program point L2168-3(lines 2168 2170) no Hoare annotation was computed. [2019-12-07 12:21:37,941 INFO L246 CegarLoopResult]: For program point L1970(lines 1970 1992) no Hoare annotation was computed. [2019-12-07 12:21:37,941 INFO L242 CegarLoopResult]: At program point L1904(lines 1890 1909) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,941 INFO L246 CegarLoopResult]: For program point L1772(lines 1772 1780) no Hoare annotation was computed. [2019-12-07 12:21:37,942 INFO L246 CegarLoopResult]: For program point L1772-2(lines 1772 1780) no Hoare annotation was computed. [2019-12-07 12:21:37,942 INFO L246 CegarLoopResult]: For program point L1971(line 1971) no Hoare annotation was computed. [2019-12-07 12:21:37,942 INFO L246 CegarLoopResult]: For program point L1707(lines 1707 1712) no Hoare annotation was computed. [2019-12-07 12:21:37,942 INFO L242 CegarLoopResult]: At program point L2137(lines 2136 2138) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,942 INFO L246 CegarLoopResult]: For program point L1972(lines 1972 1980) no Hoare annotation was computed. [2019-12-07 12:21:37,942 INFO L249 CegarLoopResult]: At program point L2039(lines 1946 2041) the Hoare annotation is: true [2019-12-07 12:21:37,942 INFO L246 CegarLoopResult]: For program point L1775(lines 1775 1778) no Hoare annotation was computed. [2019-12-07 12:21:37,942 INFO L242 CegarLoopResult]: At program point L1478(lines 1465 1481) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,942 INFO L242 CegarLoopResult]: At program point L1478-1(lines 1465 1481) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,942 INFO L242 CegarLoopResult]: At program point L1478-2(lines 1465 1481) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,943 INFO L242 CegarLoopResult]: At program point L1478-3(lines 1465 1481) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,943 INFO L242 CegarLoopResult]: At program point L1478-4(lines 1465 1481) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,943 INFO L242 CegarLoopResult]: At program point L1478-5(lines 1465 1481) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,943 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 12:21:37,943 INFO L242 CegarLoopResult]: At program point L1478-6(lines 1465 1481) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,943 INFO L246 CegarLoopResult]: For program point L1974(lines 1974 1978) no Hoare annotation was computed. [2019-12-07 12:21:37,943 INFO L246 CegarLoopResult]: For program point L1908(line 1908) no Hoare annotation was computed. [2019-12-07 12:21:37,943 INFO L246 CegarLoopResult]: For program point L1842(lines 1842 1846) no Hoare annotation was computed. [2019-12-07 12:21:37,943 INFO L246 CegarLoopResult]: For program point L1908-2(line 1908) no Hoare annotation was computed. [2019-12-07 12:21:37,943 INFO L242 CegarLoopResult]: At program point L1908-3(lines 1884 1910) the Hoare annotation is: (or (not (= |ULTIMATE.start_ns558_init_#res| (_ bv0 32))) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,944 INFO L246 CegarLoopResult]: For program point L1645(lines 1645 1649) no Hoare annotation was computed. [2019-12-07 12:21:37,944 INFO L242 CegarLoopResult]: At program point L1447(lines 1442 1449) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,944 INFO L242 CegarLoopResult]: At program point L1447-1(lines 1442 1449) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,944 INFO L242 CegarLoopResult]: At program point L1447-2(lines 1442 1449) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,944 INFO L242 CegarLoopResult]: At program point L1447-3(lines 1442 1449) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,944 INFO L242 CegarLoopResult]: At program point L1447-4(lines 1442 1449) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,944 INFO L242 CegarLoopResult]: At program point L1447-5(lines 1442 1449) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,944 INFO L242 CegarLoopResult]: At program point L1447-6(lines 1442 1449) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,945 INFO L242 CegarLoopResult]: At program point L2141(lines 2140 2142) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,945 INFO L246 CegarLoopResult]: For program point L2009(line 2009) no Hoare annotation was computed. [2019-12-07 12:21:37,945 INFO L242 CegarLoopResult]: At program point L1415(lines 1411 1417) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,945 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 12:21:37,945 INFO L246 CegarLoopResult]: For program point L2010(lines 2010 2023) no Hoare annotation was computed. [2019-12-07 12:21:37,945 INFO L242 CegarLoopResult]: At program point L1878(lines 1828 1880) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,945 INFO L242 CegarLoopResult]: At program point L1515(lines 2052 2061) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,945 INFO L242 CegarLoopResult]: At program point L1515-1(lines 2052 2061) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,945 INFO L242 CegarLoopResult]: At program point L1515-2(lines 2052 2061) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,945 INFO L242 CegarLoopResult]: At program point L1515-3(lines 2052 2061) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,945 INFO L246 CegarLoopResult]: For program point L2012(lines 2012 2016) no Hoare annotation was computed. [2019-12-07 12:21:37,946 INFO L246 CegarLoopResult]: For program point L2012-2(lines 2010 2022) no Hoare annotation was computed. [2019-12-07 12:21:37,946 INFO L246 CegarLoopResult]: For program point L1748(lines 1748 1751) no Hoare annotation was computed. [2019-12-07 12:21:37,946 INFO L246 CegarLoopResult]: For program point L1682(lines 1682 1685) no Hoare annotation was computed. [2019-12-07 12:21:37,946 INFO L246 CegarLoopResult]: For program point L1748-2(lines 1748 1751) no Hoare annotation was computed. [2019-12-07 12:21:37,946 INFO L242 CegarLoopResult]: At program point L1583(lines 1579 1585) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,946 INFO L242 CegarLoopResult]: At program point L1583-1(lines 1579 1585) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,946 INFO L242 CegarLoopResult]: At program point L1650(lines 1635 1652) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,946 INFO L246 CegarLoopResult]: For program point L1551(lines 1551 1554) no Hoare annotation was computed. [2019-12-07 12:21:37,946 INFO L246 CegarLoopResult]: For program point L1518(line 1518) no Hoare annotation was computed. [2019-12-07 12:21:37,947 INFO L246 CegarLoopResult]: For program point L1518-1(line 1518) no Hoare annotation was computed. [2019-12-07 12:21:37,947 INFO L246 CegarLoopResult]: For program point L1518-2(line 1518) no Hoare annotation was computed. [2019-12-07 12:21:37,947 INFO L246 CegarLoopResult]: For program point L1518-3(line 1518) no Hoare annotation was computed. [2019-12-07 12:21:37,947 INFO L242 CegarLoopResult]: At program point L2113-1(lines 2112 2114) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,947 INFO L242 CegarLoopResult]: At program point L2113(lines 2112 2114) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,947 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 12:21:37,947 INFO L242 CegarLoopResult]: At program point L2047(lines 2043 2049) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,947 INFO L246 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-12-07 12:21:37,947 INFO L242 CegarLoopResult]: At program point L2047-1(lines 2043 2049) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,947 INFO L246 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-12-07 12:21:37,948 INFO L242 CegarLoopResult]: At program point L2047-2(lines 2043 2049) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,948 INFO L242 CegarLoopResult]: At program point L2047-3(lines 2043 2049) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,948 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1519) no Hoare annotation was computed. [2019-12-07 12:21:37,948 INFO L246 CegarLoopResult]: For program point L1618(lines 1618 1621) no Hoare annotation was computed. [2019-12-07 12:21:37,948 INFO L242 CegarLoopResult]: At program point L1453(lines 1450 1455) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,948 INFO L242 CegarLoopResult]: At program point L2147-1(lines 1759 1763) the Hoare annotation is: (and (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32)) (= (_ bv0 32) ~ldv_spin~0)) [2019-12-07 12:21:37,948 INFO L242 CegarLoopResult]: At program point L2147(lines 2146 2148) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,948 INFO L246 CegarLoopResult]: For program point L1982(line 1982) no Hoare annotation was computed. [2019-12-07 12:21:37,948 INFO L246 CegarLoopResult]: For program point L1784(lines 1784 1791) no Hoare annotation was computed. [2019-12-07 12:21:37,948 INFO L242 CegarLoopResult]: At program point L1421(lines 1418 1423) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,948 INFO L246 CegarLoopResult]: For program point L1983(lines 1983 1988) no Hoare annotation was computed. [2019-12-07 12:21:37,949 INFO L246 CegarLoopResult]: For program point L1719(lines 1719 1724) no Hoare annotation was computed. [2019-12-07 12:21:37,949 INFO L242 CegarLoopResult]: At program point L2116(lines 2115 2117) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,949 INFO L242 CegarLoopResult]: At program point L2116-1(lines 2115 2117) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2019-12-07 12:21:37,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:21:37 BoogieIcfgContainer [2019-12-07 12:21:37,973 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 12:21:37,973 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 12:21:37,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 12:21:37,974 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 12:21:37,974 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:21:31" (3/4) ... [2019-12-07 12:21:37,977 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 12:21:38,000 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 105 nodes and edges [2019-12-07 12:21:38,002 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 12:21:38,004 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-12-07 12:21:38,005 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:21:38,007 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:21:38,031 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\result == 0bv32) || 0bv32 == ldv_spin [2019-12-07 12:21:38,163 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5667c858-d587-42fc-b1e7-133cf74b5770/bin/utaipan/witness.graphml [2019-12-07 12:21:38,163 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 12:21:38,164 INFO L168 Benchmark]: Toolchain (without parser) took 11614.84 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 322.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -141.0 MB). Peak memory consumption was 181.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:38,165 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:21:38,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -112.1 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:38,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:38,166 INFO L168 Benchmark]: Boogie Preprocessor took 65.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:38,166 INFO L168 Benchmark]: RCFGBuilder took 3738.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 869.9 MB in the end (delta: 161.9 MB). Peak memory consumption was 161.9 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:38,166 INFO L168 Benchmark]: TraceAbstraction took 6904.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 181.4 MB). Free memory was 863.1 MB in the beginning and 1.2 GB in the end (delta: -318.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:21:38,167 INFO L168 Benchmark]: Witness Printer took 189.56 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 93.5 MB). Peak memory consumption was 93.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:21:38,168 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 638.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -112.1 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3738.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 869.9 MB in the end (delta: 161.9 MB). Peak memory consumption was 161.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6904.44 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 181.4 MB). Free memory was 863.1 MB in the beginning and 1.2 GB in the end (delta: -318.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 189.56 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 93.5 MB). Peak memory consumption was 93.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1519]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1519]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1519]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1519]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1587]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2149]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1579]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1587]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1482]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1482]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 2112]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1426]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2043]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2112]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2164]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1411]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2149]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 2127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1579]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1587]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2149]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1890]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1465]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2146]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1465]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1759]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1465]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1465]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1562]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2153]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1465]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1562]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1404]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2164]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2052]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2121]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 2121]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2052]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1661]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2121]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1635]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1465]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1465]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2118]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 2118]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 2136]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1450]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2052]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2118]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2121]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1625]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2052]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1955]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1547]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2140]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2118]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2118]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2115]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 2115]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1418]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1946]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1828]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1609]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1435]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 2043]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2043]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2043]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1884]: Loop Invariant Derived loop invariant: !(\result == 0bv32) || 0bv32 == ldv_spin - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1442]: Loop Invariant Derived loop invariant: ~bvsle32(i, 999bv32) && 0bv32 == ldv_spin - InvariantResult [Line: 1890]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1679]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 173 locations, 4 error locations. Result: SAFE, OverallTime: 6.5s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 1367 SDtfs, 2127 SDslu, 3484 SDs, 0 SdLazy, 204 SolverSat, 34 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 543 GetRequests, 517 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=271occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 1069 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 96 LocationsWithAnnotation, 96 PreInvPairs, 312 NumberOfFragments, 349 HoareAnnotationTreeSize, 96 FomulaSimplifications, 302 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 96 FomulaSimplificationsInter, 40 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 270 NumberOfCodeBlocks, 270 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 528 ConstructedInterpolants, 0 QuantifiedInterpolants, 38841 SizeOfPredicates, 10 NumberOfNonLiveVariables, 4337 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 38/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...