./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/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_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1a129365c080a0159282c5613b2a4332d8612703 ................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/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_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1a129365c080a0159282c5613b2a4332d8612703 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:08:03,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:03,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:03,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:03,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:03,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:03,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:03,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:03,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:03,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:03,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:03,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:03,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:03,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:03,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:03,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:03,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:03,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:03,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:03,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:03,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:03,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:03,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:03,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:03,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:03,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:03,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:03,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:03,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:03,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:03,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:03,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:03,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:03,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:03,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:03,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:03,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:03,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:03,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:03,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:03,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:03,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:08:03,446 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:03,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:03,447 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:03,447 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:03,448 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:03,448 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:03,448 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:08:03,448 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:03,448 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:03,449 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:08:03,449 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:08:03,449 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:03,449 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:08:03,450 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:08:03,450 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:08:03,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:03,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:08:03,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:03,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:03,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:03,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:03,452 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:03,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:03,453 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:03,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:03,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:03,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:03,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:03,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:03,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:03,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:03,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:03,455 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:08:03,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:08:03,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:03,455 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:03,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:03,456 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:08:03,456 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a129365c080a0159282c5613b2a4332d8612703 [2020-11-22 13:08:03,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:03,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:03,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:03,726 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:03,728 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:03,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/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 [2020-11-22 13:08:03,822 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/b8e34ae55/de4d9e0710a549fdb44161402f5aa874/FLAG584b2d2c8 [2020-11-22 13:08:04,515 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:04,516 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/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 [2020-11-22 13:08:04,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/b8e34ae55/de4d9e0710a549fdb44161402f5aa874/FLAG584b2d2c8 [2020-11-22 13:08:04,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/b8e34ae55/de4d9e0710a549fdb44161402f5aa874 [2020-11-22 13:08:04,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:04,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:04,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:04,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:04,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:04,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:04" (1/1) ... [2020-11-22 13:08:04,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d6d3b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:04, skipping insertion in model container [2020-11-22 13:08:04,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:04" (1/1) ... [2020-11-22 13:08:04,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:04,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:05,234 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2020-11-22 13:08:05,235 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2020-11-22 13:08:05,372 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:05,373 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:05,375 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:05,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:05,430 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-22 13:08:05,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50275096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:05, skipping insertion in model container [2020-11-22 13:08:05,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:05,432 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:08:05,434 INFO L168 Benchmark]: Toolchain (without parser) took 664.51 ms. Allocated memory is still 92.3 MB. Free memory was 59.8 MB in the beginning and 53.8 MB in the end (delta: 6.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:05,434 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 92.3 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:05,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.41 ms. Allocated memory is still 92.3 MB. Free memory was 59.4 MB in the beginning and 53.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:05,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 92.3 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 659.41 ms. Allocated memory is still 92.3 MB. Free memory was 59.4 MB in the beginning and 53.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1582]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:08:07,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:07,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:07,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:07,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:07,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:07,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:07,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:07,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:07,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:07,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:07,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:07,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:07,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:07,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:07,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:07,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:07,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:07,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:07,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:07,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:07,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:07,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:07,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:07,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:07,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:07,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:07,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:07,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:07,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:07,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:07,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:07,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:07,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:07,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:07,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:07,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:07,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:07,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:07,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:07,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:07,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:08:07,921 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:07,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:07,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:07,923 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:07,923 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:07,924 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:07,924 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:07,924 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:07,924 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:07,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:07,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:07,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:07,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:07,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:07,928 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:07,928 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:08:07,928 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:08:07,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:07,928 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:07,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:07,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:07,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:08:07,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:07,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:07,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:07,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:07,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:07,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:07,930 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:08:07,930 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:08:07,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:07,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:07,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:07,931 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a129365c080a0159282c5613b2a4332d8612703 [2020-11-22 13:08:08,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:08,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:08,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:08,346 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:08,347 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:08,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/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 [2020-11-22 13:08:08,412 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/c7b01ab3c/b04466cfeeb64764ad28d4a6c369bece/FLAGf1dd73802 [2020-11-22 13:08:09,017 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:09,018 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/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 [2020-11-22 13:08:09,043 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/c7b01ab3c/b04466cfeeb64764ad28d4a6c369bece/FLAGf1dd73802 [2020-11-22 13:08:09,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/data/c7b01ab3c/b04466cfeeb64764ad28d4a6c369bece [2020-11-22 13:08:09,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:09,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:09,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:09,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:09,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:09,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:09" (1/1) ... [2020-11-22 13:08:09,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d7aabb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:09, skipping insertion in model container [2020-11-22 13:08:09,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:09" (1/1) ... [2020-11-22 13:08:09,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:09,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:09,784 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2020-11-22 13:08:09,784 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2020-11-22 13:08:10,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:10,142 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:08:10,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:10,222 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2020-11-22 13:08:10,223 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2020-11-22 13:08:10,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:10,308 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:08:10,354 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2020-11-22 13:08:10,354 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2020-11-22 13:08:10,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:08:10,560 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:08:10,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10 WrapperNode [2020-11-22 13:08:10,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:10,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:08:10,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:08:10,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:08:10,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:08:10,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:08:10,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:08:10,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:08:10,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... [2020-11-22 13:08:10,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:08:10,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:08:10,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:08:10,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:08:10,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:10,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-22 13:08:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:08:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-11-22 13:08:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-22 13:08:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-22 13:08:10,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-22 13:08:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-22 13:08:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-22 13:08:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:08:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-22 13:08:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-11-22 13:08:10,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-22 13:08:10,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:08:10,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:08:16,811 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:08:16,812 INFO L298 CfgBuilder]: Removed 214 assume(true) statements. [2020-11-22 13:08:16,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:16 BoogieIcfgContainer [2020-11-22 13:08:16,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:08:16,815 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:08:16,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:08:16,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:08:16,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:08:09" (1/3) ... [2020-11-22 13:08:16,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dddd3a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:08:16, skipping insertion in model container [2020-11-22 13:08:16,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:10" (2/3) ... [2020-11-22 13:08:16,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dddd3a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:08:16, skipping insertion in model container [2020-11-22 13:08:16,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:16" (3/3) ... [2020-11-22 13:08:16,821 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2020-11-22 13:08:16,831 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:08:16,835 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2020-11-22 13:08:16,846 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-11-22 13:08:16,871 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:08:16,871 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:08:16,871 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:08:16,872 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:08:16,872 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:08:16,872 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:08:16,872 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:08:16,872 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:08:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-11-22 13:08:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-22 13:08:16,894 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:16,895 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:16,896 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:16,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:16,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1392947223, now seen corresponding path program 1 times [2020-11-22 13:08:16,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:16,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [895847627] [2020-11-22 13:08:16,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-22 13:08:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:17,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 13:08:17,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:17,611 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:17,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [895847627] [2020-11-22 13:08:17,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:17,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 13:08:17,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763686783] [2020-11-22 13:08:17,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:08:17,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:17,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:08:17,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:08:17,743 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 8 states. [2020-11-22 13:08:18,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:18,615 INFO L93 Difference]: Finished difference Result 1387 states and 1930 transitions. [2020-11-22 13:08:18,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-22 13:08:18,617 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-11-22 13:08:18,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:18,642 INFO L225 Difference]: With dead ends: 1387 [2020-11-22 13:08:18,642 INFO L226 Difference]: Without dead ends: 1037 [2020-11-22 13:08:18,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2020-11-22 13:08:18,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1037 states. [2020-11-22 13:08:18,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1037 to 189. [2020-11-22 13:08:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-11-22 13:08:18,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 239 transitions. [2020-11-22 13:08:18,729 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 239 transitions. Word has length 40 [2020-11-22 13:08:18,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:18,730 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 239 transitions. [2020-11-22 13:08:18,730 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:08:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 239 transitions. [2020-11-22 13:08:18,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-22 13:08:18,738 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:18,738 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:18,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:08:18,954 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:18,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:18,955 INFO L82 PathProgramCache]: Analyzing trace with hash 287662250, now seen corresponding path program 1 times [2020-11-22 13:08:18,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:18,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [332670017] [2020-11-22 13:08:18,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-22 13:08:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:19,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:08:19,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:19,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:19,529 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:19,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:19,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [332670017] [2020-11-22 13:08:19,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:19,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:08:19,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255115639] [2020-11-22 13:08:19,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:08:19,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:19,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:08:19,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:08:19,541 INFO L87 Difference]: Start difference. First operand 189 states and 239 transitions. Second operand 3 states. [2020-11-22 13:08:19,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:19,643 INFO L93 Difference]: Finished difference Result 469 states and 595 transitions. [2020-11-22 13:08:19,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:08:19,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2020-11-22 13:08:19,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:19,646 INFO L225 Difference]: With dead ends: 469 [2020-11-22 13:08:19,646 INFO L226 Difference]: Without dead ends: 293 [2020-11-22 13:08:19,647 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:08:19,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2020-11-22 13:08:19,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 285. [2020-11-22 13:08:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-11-22 13:08:19,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 364 transitions. [2020-11-22 13:08:19,677 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 364 transitions. Word has length 41 [2020-11-22 13:08:19,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:19,678 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 364 transitions. [2020-11-22 13:08:19,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:08:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 364 transitions. [2020-11-22 13:08:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-22 13:08:19,685 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:19,688 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:19,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:08:19,912 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:19,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:19,913 INFO L82 PathProgramCache]: Analyzing trace with hash -318917, now seen corresponding path program 1 times [2020-11-22 13:08:19,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:19,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [235890196] [2020-11-22 13:08:19,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-22 13:08:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:20,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:08:20,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:20,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:20,466 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:20,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [235890196] [2020-11-22 13:08:20,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:20,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:08:20,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628914639] [2020-11-22 13:08:20,481 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:08:20,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:20,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:08:20,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:08:20,486 INFO L87 Difference]: Start difference. First operand 285 states and 364 transitions. Second operand 4 states. [2020-11-22 13:08:26,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:26,039 INFO L93 Difference]: Finished difference Result 869 states and 1123 transitions. [2020-11-22 13:08:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:08:26,040 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2020-11-22 13:08:26,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:26,044 INFO L225 Difference]: With dead ends: 869 [2020-11-22 13:08:26,044 INFO L226 Difference]: Without dead ends: 597 [2020-11-22 13:08:26,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:08:26,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2020-11-22 13:08:26,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 303. [2020-11-22 13:08:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-11-22 13:08:26,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 384 transitions. [2020-11-22 13:08:26,063 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 384 transitions. Word has length 42 [2020-11-22 13:08:26,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:26,063 INFO L481 AbstractCegarLoop]: Abstraction has 303 states and 384 transitions. [2020-11-22 13:08:26,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:08:26,064 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 384 transitions. [2020-11-22 13:08:26,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-22 13:08:26,065 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:26,065 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:08:26,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:08:26,280 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:26,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:26,281 INFO L82 PathProgramCache]: Analyzing trace with hash -923715786, now seen corresponding path program 1 times [2020-11-22 13:08:26,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:26,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970603157] [2020-11-22 13:08:26,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-22 13:08:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:26,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:26,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:26,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:26,849 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:26,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:08:26,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970603157] [2020-11-22 13:08:26,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:08:26,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-22 13:08:26,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813839247] [2020-11-22 13:08:26,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:08:26,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:26,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:08:26,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:08:26,860 INFO L87 Difference]: Start difference. First operand 303 states and 384 transitions. Second operand 4 states. [2020-11-22 13:08:27,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:27,402 INFO L93 Difference]: Finished difference Result 600 states and 762 transitions. [2020-11-22 13:08:27,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:08:27,402 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-11-22 13:08:27,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:27,406 INFO L225 Difference]: With dead ends: 600 [2020-11-22 13:08:27,407 INFO L226 Difference]: Without dead ends: 302 [2020-11-22 13:08:27,408 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:08:27,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-11-22 13:08:27,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 211. [2020-11-22 13:08:27,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2020-11-22 13:08:27,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 266 transitions. [2020-11-22 13:08:27,420 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 266 transitions. Word has length 53 [2020-11-22 13:08:27,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:27,422 INFO L481 AbstractCegarLoop]: Abstraction has 211 states and 266 transitions. [2020-11-22 13:08:27,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:08:27,422 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 266 transitions. [2020-11-22 13:08:27,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-22 13:08:27,423 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:08:27,424 INFO L422 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, 1, 1, 1, 1] [2020-11-22 13:08:27,639 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:08:27,639 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:08:27,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:08:27,640 INFO L82 PathProgramCache]: Analyzing trace with hash -80378265, now seen corresponding path program 1 times [2020-11-22 13:08:27,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:08:27,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496669185] [2020-11-22 13:08:27,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-22 13:08:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:28,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:08:28,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:28,203 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-22 13:08:28,205 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-22 13:08:28,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496669185] [2020-11-22 13:08:28,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [42004555] [2020-11-22 13:08:28,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:08:28,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:08:28,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:08:28,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:08:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-22 13:08:28,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:08:28,802 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-22 13:08:28,802 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2020-11-22 13:08:28,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [5, 5] total 9 [2020-11-22 13:08:28,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082138509] [2020-11-22 13:08:28,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:08:28,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:08:28,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:08:28,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:08:28,804 INFO L87 Difference]: Start difference. First operand 211 states and 266 transitions. Second operand 3 states. [2020-11-22 13:08:28,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:08:28,844 INFO L93 Difference]: Finished difference Result 211 states and 266 transitions. [2020-11-22 13:08:28,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:08:28,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-11-22 13:08:28,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:08:28,845 INFO L225 Difference]: With dead ends: 211 [2020-11-22 13:08:28,845 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:08:28,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:08:28,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:08:28,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:08:28,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:08:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:08:28,847 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-11-22 13:08:28,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:08:28,847 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:08:28,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:08:28,847 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:08:28,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:08:29,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 mathsat -unsat_core_generation=3 [2020-11-22 13:08:29,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:08:29,862 INFO L274 CegarLoopResult]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2020-11-22 13:08:29,862 INFO L270 CegarLoopResult]: At program point L1918(lines 1904 1923) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,862 INFO L274 CegarLoopResult]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2020-11-22 13:08:29,862 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,862 INFO L274 CegarLoopResult]: For program point L1786-2(lines 1786 1794) no Hoare annotation was computed. [2020-11-22 13:08:29,862 INFO L274 CegarLoopResult]: For program point L1985(line 1985) no Hoare annotation was computed. [2020-11-22 13:08:29,862 INFO L274 CegarLoopResult]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2020-11-22 13:08:29,862 INFO L270 CegarLoopResult]: At program point L2151(lines 2150 2152) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2020-11-22 13:08:29,862 INFO L274 CegarLoopResult]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1458(lines 1453 1460) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1458-1(lines 1453 1460) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1458-2(lines 1453 1460) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1458-3(lines 1453 1460) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1458-4(lines 1453 1460) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1458-5(lines 1453 1460) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1458-6(lines 1453 1460) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,863 INFO L277 CegarLoopResult]: At program point L2053(lines 1960 2055) the Hoare annotation is: true [2020-11-22 13:08:29,863 INFO L274 CegarLoopResult]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1492(lines 1479 1495) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1492-1(lines 1479 1495) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,863 INFO L270 CegarLoopResult]: At program point L1492-2(lines 1479 1495) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,864 INFO L270 CegarLoopResult]: At program point L1426(lines 1422 1428) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,864 INFO L270 CegarLoopResult]: At program point L1492-3(lines 1479 1495) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,864 INFO L270 CegarLoopResult]: At program point L1492-4(lines 1479 1495) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,864 INFO L270 CegarLoopResult]: At program point L1492-5(lines 1479 1495) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,864 INFO L270 CegarLoopResult]: At program point L1492-6(lines 1479 1495) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,864 INFO L274 CegarLoopResult]: For program point L1988(lines 1988 1992) no Hoare annotation was computed. [2020-11-22 13:08:29,864 INFO L274 CegarLoopResult]: For program point L1922(line 1922) no Hoare annotation was computed. [2020-11-22 13:08:29,864 INFO L274 CegarLoopResult]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2020-11-22 13:08:29,864 INFO L274 CegarLoopResult]: For program point L1922-2(line 1922) no Hoare annotation was computed. [2020-11-22 13:08:29,864 INFO L270 CegarLoopResult]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (or (not (= |ULTIMATE.start_ns558_init_#res| (_ bv0 32))) (= (_ bv0 32) ~ldv_spin~0)) [2020-11-22 13:08:29,864 INFO L274 CegarLoopResult]: For program point L1659(lines 1659 1663) no Hoare annotation was computed. [2020-11-22 13:08:29,864 INFO L270 CegarLoopResult]: At program point L2155(lines 2154 2156) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point L2023(line 2023) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L270 CegarLoopResult]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L270 CegarLoopResult]: At program point L1464(lines 1461 1466) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point L2026(lines 2026 2030) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point L1762(lines 1762 1765) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L274 CegarLoopResult]: For program point L1762-2(lines 1762 1765) no Hoare annotation was computed. [2020-11-22 13:08:29,865 INFO L270 CegarLoopResult]: At program point L1597(lines 1593 1599) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,865 INFO L270 CegarLoopResult]: At program point L1597-1(lines 1593 1599) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,865 INFO L270 CegarLoopResult]: At program point L1432(lines 1429 1434) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L270 CegarLoopResult]: At program point L12-3(lines 2066 2075) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12-4(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12-6(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L270 CegarLoopResult]: At program point L12-7(lines 2066 2075) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12-8(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12-10(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L270 CegarLoopResult]: At program point L12-11(lines 2066 2075) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,866 INFO L270 CegarLoopResult]: At program point L1664(lines 1649 1666) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12-12(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L12-14(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,866 INFO L274 CegarLoopResult]: For program point L1565(lines 1565 1568) no Hoare annotation was computed. [2020-11-22 13:08:29,867 INFO L270 CegarLoopResult]: At program point L12-15(lines 2066 2075) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,867 INFO L274 CegarLoopResult]: For program point L1532(line 1532) no Hoare annotation was computed. [2020-11-22 13:08:29,867 INFO L274 CegarLoopResult]: For program point L1532-1(line 1532) no Hoare annotation was computed. [2020-11-22 13:08:29,867 INFO L274 CegarLoopResult]: For program point L1532-2(line 1532) no Hoare annotation was computed. [2020-11-22 13:08:29,867 INFO L274 CegarLoopResult]: For program point L1532-3(line 1532) no Hoare annotation was computed. [2020-11-22 13:08:29,867 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,867 INFO L270 CegarLoopResult]: At program point L2127-1(lines 2126 2128) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,867 INFO L270 CegarLoopResult]: At program point L2127(lines 2126 2128) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,867 INFO L270 CegarLoopResult]: At program point L2061(lines 2057 2063) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,867 INFO L270 CegarLoopResult]: At program point L2061-1(lines 2057 2063) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,867 INFO L270 CegarLoopResult]: At program point L2061-2(lines 2057 2063) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,867 INFO L270 CegarLoopResult]: At program point L2061-3(lines 2057 2063) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,867 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 1635) no Hoare annotation was computed. [2020-11-22 13:08:29,868 INFO L270 CegarLoopResult]: At program point L2161-1(lines 1773 1777) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,868 INFO L270 CegarLoopResult]: At program point L2161(lines 2160 2162) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,868 INFO L274 CegarLoopResult]: For program point L1996(line 1996) no Hoare annotation was computed. [2020-11-22 13:08:29,868 INFO L274 CegarLoopResult]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2020-11-22 13:08:29,868 INFO L274 CegarLoopResult]: For program point L1997(lines 1997 2002) no Hoare annotation was computed. [2020-11-22 13:08:29,868 INFO L274 CegarLoopResult]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2020-11-22 13:08:29,868 INFO L270 CegarLoopResult]: At program point L2130(lines 2129 2131) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,868 INFO L270 CegarLoopResult]: At program point L2130-1(lines 2129 2131) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,868 INFO L270 CegarLoopResult]: At program point L1767(lines 1693 1815) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,868 INFO L274 CegarLoopResult]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2020-11-22 13:08:29,868 INFO L274 CegarLoopResult]: For program point L1503-1(lines 1503 1510) no Hoare annotation was computed. [2020-11-22 13:08:29,868 INFO L270 CegarLoopResult]: At program point L2164(lines 2163 2165) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,868 INFO L270 CegarLoopResult]: At program point L2164-2(lines 2163 2165) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,869 INFO L270 CegarLoopResult]: At program point L2164-1(lines 2163 2165) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,869 INFO L274 CegarLoopResult]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2020-11-22 13:08:29,869 INFO L270 CegarLoopResult]: At program point L1636(lines 1623 1638) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,869 INFO L270 CegarLoopResult]: At program point L1570(lines 1561 1572) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,869 INFO L277 CegarLoopResult]: At program point L2033(lines 1 2184) the Hoare annotation is: true [2020-11-22 13:08:29,869 INFO L270 CegarLoopResult]: At program point L1769(lines 1693 1815) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,869 INFO L274 CegarLoopResult]: For program point L1604(lines 1604 1607) no Hoare annotation was computed. [2020-11-22 13:08:29,869 INFO L274 CegarLoopResult]: For program point L1604-1(lines 1604 1607) no Hoare annotation was computed. [2020-11-22 13:08:29,869 INFO L274 CegarLoopResult]: For program point L1604-2(lines 1604 1607) no Hoare annotation was computed. [2020-11-22 13:08:29,869 INFO L270 CegarLoopResult]: At program point L2133-1(lines 2132 2134) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,872 INFO L277 CegarLoopResult]: At program point L2133(lines 2132 2134) the Hoare annotation is: true [2020-11-22 13:08:29,873 INFO L270 CegarLoopResult]: At program point L2133-3(lines 2132 2134) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,874 INFO L270 CegarLoopResult]: At program point L2133-2(lines 2132 2134) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,874 INFO L270 CegarLoopResult]: At program point L2133-4(lines 2132 2134) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,875 INFO L270 CegarLoopResult]: At program point L2133-6(lines 2132 2134) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,875 INFO L274 CegarLoopResult]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2020-11-22 13:08:29,876 INFO L277 CegarLoopResult]: At program point L1539(lines 1538 1541) the Hoare annotation is: true [2020-11-22 13:08:29,876 INFO L277 CegarLoopResult]: At program point L1539-1(lines 1538 1541) the Hoare annotation is: true [2020-11-22 13:08:29,876 INFO L277 CegarLoopResult]: At program point L1539-2(lines 1538 1541) the Hoare annotation is: true [2020-11-22 13:08:29,876 INFO L270 CegarLoopResult]: At program point L1440(lines 1437 1442) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,876 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:08:29,876 INFO L270 CegarLoopResult]: At program point L2168(lines 2167 2169) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,876 INFO L274 CegarLoopResult]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2020-11-22 13:08:29,876 INFO L274 CegarLoopResult]: For program point L2069-2(lines 2069 2072) no Hoare annotation was computed. [2020-11-22 13:08:29,877 INFO L274 CegarLoopResult]: For program point L2069-4(lines 2069 2072) no Hoare annotation was computed. [2020-11-22 13:08:29,877 INFO L274 CegarLoopResult]: For program point L2069-6(lines 2069 2072) no Hoare annotation was computed. [2020-11-22 13:08:29,877 INFO L270 CegarLoopResult]: At program point L2136(lines 2135 2137) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,880 INFO L270 CegarLoopResult]: At program point L2136-2(lines 2135 2137) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,880 INFO L270 CegarLoopResult]: At program point L2136-1(lines 2135 2137) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,881 INFO L274 CegarLoopResult]: For program point L2004(line 2004) no Hoare annotation was computed. [2020-11-22 13:08:29,881 INFO L270 CegarLoopResult]: At program point L2136-3(lines 2135 2137) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,881 INFO L270 CegarLoopResult]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,881 INFO L270 CegarLoopResult]: At program point L1608(lines 1601 1610) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,881 INFO L270 CegarLoopResult]: At program point L1608-1(lines 1601 1610) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,882 INFO L270 CegarLoopResult]: At program point L1608-2(lines 1601 1610) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,882 INFO L270 CegarLoopResult]: At program point L1509(lines 1496 1512) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2020-11-22 13:08:29,883 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,883 INFO L270 CegarLoopResult]: At program point L1509-1(lines 1496 1512) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) ~ldv_spin~0)) [2020-11-22 13:08:29,883 INFO L274 CegarLoopResult]: For program point L1476-1(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,883 INFO L274 CegarLoopResult]: For program point L1476-2(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,883 INFO L274 CegarLoopResult]: For program point L1476-3(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,883 INFO L274 CegarLoopResult]: For program point L1476-4(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,883 INFO L274 CegarLoopResult]: For program point L1476-5(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1476-6(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1476-7(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1476-8(lines 1476 1478) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1477(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1477-2(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1477-4(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1477-6(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1477-8(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,884 INFO L274 CegarLoopResult]: For program point L1477-10(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,885 INFO L277 CegarLoopResult]: At program point L2171(lines 1 2184) the Hoare annotation is: true [2020-11-22 13:08:29,885 INFO L274 CegarLoopResult]: For program point L1477-12(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,885 INFO L274 CegarLoopResult]: For program point L1477-14(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,885 INFO L274 CegarLoopResult]: For program point L2039(line 2039) no Hoare annotation was computed. [2020-11-22 13:08:29,885 INFO L274 CegarLoopResult]: For program point L1477-16(line 1477) no Hoare annotation was computed. [2020-11-22 13:08:29,885 INFO L274 CegarLoopResult]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2020-11-22 13:08:29,885 INFO L274 CegarLoopResult]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2020-11-22 13:08:29,885 INFO L270 CegarLoopResult]: At program point L1742(lines 1693 1815) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,885 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:08:29,889 INFO L270 CegarLoopResult]: At program point L1646(lines 1639 1648) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,889 INFO L277 CegarLoopResult]: At program point L2142(lines 2141 2143) the Hoare annotation is: true [2020-11-22 13:08:29,889 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:08:29,889 INFO L270 CegarLoopResult]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,889 INFO L274 CegarLoopResult]: For program point L2011(line 2011) no Hoare annotation was computed. [2020-11-22 13:08:29,889 INFO L274 CegarLoopResult]: For program point L1615(line 1615) no Hoare annotation was computed. [2020-11-22 13:08:29,889 INFO L274 CegarLoopResult]: For program point L1615-2(lines 1615 1618) no Hoare annotation was computed. [2020-11-22 13:08:29,889 INFO L270 CegarLoopResult]: At program point L1450(lines 1446 1452) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,889 INFO L270 CegarLoopResult]: At program point L1450-1(lines 1446 1452) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,890 INFO L270 CegarLoopResult]: At program point L1450-2(lines 1446 1452) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,890 INFO L270 CegarLoopResult]: At program point L1450-3(lines 1446 1452) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,890 INFO L270 CegarLoopResult]: At program point L1450-4(lines 1446 1452) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,890 INFO L274 CegarLoopResult]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2020-11-22 13:08:29,891 INFO L277 CegarLoopResult]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2020-11-22 13:08:29,891 INFO L270 CegarLoopResult]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,891 INFO L270 CegarLoopResult]: At program point L1781(lines 1693 1815) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,891 INFO L270 CegarLoopResult]: At program point L1583(lines 1576 1585) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,893 INFO L270 CegarLoopResult]: At program point L1583-1(lines 1576 1585) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,893 INFO L274 CegarLoopResult]: For program point L2046(line 2046) no Hoare annotation was computed. [2020-11-22 13:08:29,893 INFO L274 CegarLoopResult]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2020-11-22 13:08:29,893 INFO L270 CegarLoopResult]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,893 INFO L270 CegarLoopResult]: At program point L1419(lines 1415 1421) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,894 INFO L270 CegarLoopResult]: At program point L2179-1(lines 2178 2180) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,894 INFO L270 CegarLoopResult]: At program point L2179(lines 2178 2180) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,894 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:08:29,894 INFO L274 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-11-22 13:08:29,894 INFO L274 CegarLoopResult]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2020-11-22 13:08:29,894 INFO L274 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-11-22 13:08:29,894 INFO L274 CegarLoopResult]: For program point L1981(line 1981) no Hoare annotation was computed. [2020-11-22 13:08:29,894 INFO L277 CegarLoopResult]: At program point L1948(lines 1932 1953) the Hoare annotation is: true [2020-11-22 13:08:29,894 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L1486-1(lines 1486 1493) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L1486-2(lines 1486 1493) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L1486-3(lines 1486 1493) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L1486-4(lines 1486 1493) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L1486-5(lines 1486 1493) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L1486-6(lines 1486 1493) no Hoare annotation was computed. [2020-11-22 13:08:29,895 INFO L274 CegarLoopResult]: For program point L2015(line 2015) no Hoare annotation was computed. [2020-11-22 13:08:29,896 INFO L274 CegarLoopResult]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2020-11-22 13:08:29,896 INFO L270 CegarLoopResult]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,896 INFO L270 CegarLoopResult]: At program point L1784(lines 1784 1785) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,896 INFO L274 CegarLoopResult]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2020-11-22 13:08:29,896 INFO L270 CegarLoopResult]: At program point L1718(lines 1693 1815) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_spin~0) (bvsle ULTIMATE.start_ns558_isa_probe_~i~0 (_ bv999 32))) [2020-11-22 13:08:29,897 INFO L270 CegarLoopResult]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,897 INFO L274 CegarLoopResult]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2020-11-22 13:08:29,897 INFO L274 CegarLoopResult]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2020-11-22 13:08:29,897 INFO L270 CegarLoopResult]: At program point L1620(lines 1611 1622) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,897 INFO L274 CegarLoopResult]: For program point L2182(lines 2182 2184) no Hoare annotation was computed. [2020-11-22 13:08:29,897 INFO L274 CegarLoopResult]: For program point L2182-2(lines 2182 2184) no Hoare annotation was computed. [2020-11-22 13:08:29,897 INFO L270 CegarLoopResult]: At program point L2182-1(lines 1 2184) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,897 INFO L270 CegarLoopResult]: At program point L2182-4(lines 1 2184) the Hoare annotation is: (= (_ bv0 32) ~ldv_spin~0) [2020-11-22 13:08:29,897 INFO L274 CegarLoopResult]: For program point L2182-3(lines 2182 2184) no Hoare annotation was computed. [2020-11-22 13:08:29,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:08:29 BoogieIcfgContainer [2020-11-22 13:08:29,940 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:08:29,948 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:08:29,948 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:08:29,948 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:08:29,949 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:08:16" (3/4) ... [2020-11-22 13:08:29,951 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:08:29,990 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 116 nodes and edges [2020-11-22 13:08:29,993 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2020-11-22 13:08:29,996 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-11-22 13:08:29,998 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:08:30,001 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:08:30,032 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\result == 0bv32) || 0bv32 == ldv_spin [2020-11-22 13:08:30,289 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_39aaf392-1794-45ea-8199-a881b54df102/bin/utaipan/witness.graphml [2020-11-22 13:08:30,289 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:08:30,291 INFO L168 Benchmark]: Toolchain (without parser) took 21037.09 ms. Allocated memory was 77.6 MB in the beginning and 174.1 MB in the end (delta: 96.5 MB). Free memory was 56.4 MB in the beginning and 122.7 MB in the end (delta: -66.4 MB). Peak memory consumption was 115.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:30,291 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 58.3 MB in the beginning and 58.2 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:30,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1305.13 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 56.0 MB in the beginning and 65.4 MB in the end (delta: -9.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:30,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.87 ms. Allocated memory is still 102.8 MB. Free memory was 65.4 MB in the beginning and 57.6 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:30,293 INFO L168 Benchmark]: Boogie Preprocessor took 143.44 ms. Allocated memory is still 102.8 MB. Free memory was 57.6 MB in the beginning and 49.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:30,293 INFO L168 Benchmark]: RCFGBuilder took 5945.61 ms. Allocated memory was 102.8 MB in the beginning and 144.7 MB in the end (delta: 41.9 MB). Free memory was 49.6 MB in the beginning and 89.5 MB in the end (delta: -39.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:30,293 INFO L168 Benchmark]: TraceAbstraction took 13124.19 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 89.5 MB in the beginning and 103.2 MB in the end (delta: -13.7 MB). Peak memory consumption was 81.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:30,294 INFO L168 Benchmark]: Witness Printer took 341.51 ms. Allocated memory is still 174.1 MB. Free memory was 103.2 MB in the beginning and 122.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:30,296 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 58.3 MB in the beginning and 58.2 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1305.13 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 56.0 MB in the beginning and 65.4 MB in the end (delta: -9.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 159.87 ms. Allocated memory is still 102.8 MB. Free memory was 65.4 MB in the beginning and 57.6 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 143.44 ms. Allocated memory is still 102.8 MB. Free memory was 57.6 MB in the beginning and 49.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5945.61 ms. Allocated memory was 102.8 MB in the beginning and 144.7 MB in the end (delta: 41.9 MB). Free memory was 49.6 MB in the beginning and 89.5 MB in the end (delta: -39.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13124.19 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 89.5 MB in the beginning and 103.2 MB in the end (delta: -13.7 MB). Peak memory consumption was 81.7 MB. Max. memory is 16.1 GB. * Witness Printer took 341.51 ms. Allocated memory is still 174.1 MB. Free memory was 103.2 MB in the beginning and 122.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2167]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1784]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1437]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1611]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1422]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2160]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1479]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1639]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1675]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1415]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1649]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 2135]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 2150]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1623]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1842]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1461]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2154]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 2129]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2126]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1429]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2057]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: !(\result == 0bv32) || 0bv32 == ldv_spin - InvariantResult [Line: 1446]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2163]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 2163]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 2163]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1593]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ldv_spin - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin && ~bvsle32(i, 999bv32) - InvariantResult [Line: 2126]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1453]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_spin - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.3s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1501 SDtfs, 2255 SDslu, 3992 SDs, 0 SdLazy, 215 SolverSat, 35 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 553 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=303occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 1241 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 96 LocationsWithAnnotation, 96 PreInvPairs, 315 NumberOfFragments, 349 HoareAnnotationTreeSize, 96 FomulaSimplifications, 338 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 96 FomulaSimplificationsInter, 40 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 564 ConstructedInterpolants, 0 QuantifiedInterpolants, 43417 SizeOfPredicates, 10 NumberOfNonLiveVariables, 4393 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...