./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53b93f4c2daa7fb311d5fc7342a0c6c62ac64fa8 ........................................................................................................................................................................................................................................................................................................................... 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_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53b93f4c2daa7fb311d5fc7342a0c6c62ac64fa8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:20:49,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:20:49,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:20:49,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:20:49,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:20:49,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:20:49,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:20:49,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:20:49,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:20:49,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:20:49,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:20:49,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:20:49,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:20:49,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:20:49,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:20:49,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:20:49,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:20:49,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:20:49,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:20:49,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:20:49,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:20:49,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:20:49,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:20:49,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:20:49,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:20:49,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:20:49,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:20:49,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:20:49,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:20:49,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:20:49,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:20:49,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:20:49,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:20:49,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:20:49,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:20:49,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:20:49,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:20:49,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:20:49,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:20:49,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:20:49,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:20:49,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 21:20:49,931 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:20:49,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:20:49,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:20:49,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:20:49,934 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:20:49,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:20:49,934 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:20:49,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:20:49,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:20:49,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:20:49,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:20:49,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:20:49,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:20:49,937 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:20:49,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:20:49,938 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:20:49,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:20:49,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:20:49,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:20:49,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:20:49,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:20:49,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:20:49,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:20:49,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:20:49,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:20:49,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:20:49,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:20:49,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:20:49,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:20:49,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b93f4c2daa7fb311d5fc7342a0c6c62ac64fa8 [2020-11-29 21:20:50,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:20:50,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:20:50,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:20:50,270 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:20:50,272 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:20:50,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2020-11-29 21:20:50,358 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/de6d29b44/f50693d138324474acbc811de843b92b/FLAG25a4b058c [2020-11-29 21:20:50,916 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:20:50,920 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2020-11-29 21:20:50,934 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/de6d29b44/f50693d138324474acbc811de843b92b/FLAG25a4b058c [2020-11-29 21:20:51,264 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/de6d29b44/f50693d138324474acbc811de843b92b [2020-11-29 21:20:51,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:20:51,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:20:51,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:20:51,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:20:51,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:20:51,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4236ce4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51, skipping insertion in model container [2020-11-29 21:20:51,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:20:51,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:20:51,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:20:51,607 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:20:51,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:20:51,699 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:20:51,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51 WrapperNode [2020-11-29 21:20:51,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:20:51,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:20:51,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:20:51,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:20:51,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:20:51,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:20:51,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:20:51,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:20:51,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... [2020-11-29 21:20:51,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:20:51,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:20:51,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:20:51,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:20:51,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/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 [2020-11-29 21:20:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:20:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:20:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-11-29 21:20:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 21:20:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-11-29 21:20:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:20:51,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:20:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 21:20:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-11-29 21:20:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:20:52,479 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:20:52,479 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-29 21:20:52,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:20:52 BoogieIcfgContainer [2020-11-29 21:20:52,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:20:52,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 21:20:52,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 21:20:52,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 21:20:52,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 09:20:51" (1/3) ... [2020-11-29 21:20:52,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ff5c434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:20:52, skipping insertion in model container [2020-11-29 21:20:52,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:51" (2/3) ... [2020-11-29 21:20:52,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ff5c434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:20:52, skipping insertion in model container [2020-11-29 21:20:52,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:20:52" (3/3) ... [2020-11-29 21:20:52,492 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621b.c [2020-11-29 21:20:52,502 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 21:20:52,507 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 21:20:52,518 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 21:20:52,553 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 21:20:52,553 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 21:20:52,553 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 21:20:52,553 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:20:52,553 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:20:52,554 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 21:20:52,554 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:20:52,554 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 21:20:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states. [2020-11-29 21:20:52,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 21:20:52,580 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:20:52,581 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:20:52,581 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:20:52,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:20:52,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1035664421, now seen corresponding path program 1 times [2020-11-29 21:20:52,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:20:52,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643208864] [2020-11-29 21:20:52,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:20:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:20:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:20:52,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643208864] [2020-11-29 21:20:52,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:20:52,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:20:52,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497409773] [2020-11-29 21:20:52,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 21:20:52,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:20:52,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 21:20:52,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:20:52,766 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 2 states. [2020-11-29 21:20:52,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:20:52,803 INFO L93 Difference]: Finished difference Result 67 states and 105 transitions. [2020-11-29 21:20:52,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 21:20:52,804 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-11-29 21:20:52,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:20:52,813 INFO L225 Difference]: With dead ends: 67 [2020-11-29 21:20:52,813 INFO L226 Difference]: Without dead ends: 31 [2020-11-29 21:20:52,830 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:20:52,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-11-29 21:20:52,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-11-29 21:20:52,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-29 21:20:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2020-11-29 21:20:52,900 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 41 transitions. Word has length 10 [2020-11-29 21:20:52,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:20:52,901 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 41 transitions. [2020-11-29 21:20:52,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 21:20:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2020-11-29 21:20:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 21:20:52,903 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:20:52,903 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:20:52,903 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 21:20:52,903 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:20:52,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:20:52,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1843594333, now seen corresponding path program 1 times [2020-11-29 21:20:52,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:20:52,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050698966] [2020-11-29 21:20:52,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:20:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:20:52,990 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:20:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:20:53,054 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:20:53,100 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 21:20:53,106 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-29 21:20:53,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 21:20:53,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 09:20:53 BoogieIcfgContainer [2020-11-29 21:20:53,171 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 21:20:53,172 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:20:53,172 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:20:53,173 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:20:53,173 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:20:52" (3/4) ... [2020-11-29 21:20:53,177 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 21:20:53,177 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:20:53,180 INFO L168 Benchmark]: Toolchain (without parser) took 1909.71 ms. Allocated memory is still 111.1 MB. Free memory was 77.1 MB in the beginning and 70.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 4.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:20:53,181 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory was 85.4 MB in the beginning and 85.3 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:20:53,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.18 ms. Allocated memory is still 111.1 MB. Free memory was 76.9 MB in the beginning and 85.0 MB in the end (delta: -8.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:20:53,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.32 ms. Allocated memory is still 111.1 MB. Free memory was 85.0 MB in the beginning and 83.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:20:53,184 INFO L168 Benchmark]: Boogie Preprocessor took 63.20 ms. Allocated memory is still 111.1 MB. Free memory was 83.0 MB in the beginning and 80.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:20:53,185 INFO L168 Benchmark]: RCFGBuilder took 641.24 ms. Allocated memory is still 111.1 MB. Free memory was 80.8 MB in the beginning and 56.7 MB in the end (delta: 24.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:20:53,186 INFO L168 Benchmark]: TraceAbstraction took 686.39 ms. Allocated memory is still 111.1 MB. Free memory was 56.2 MB in the beginning and 70.2 MB in the end (delta: -14.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:20:53,186 INFO L168 Benchmark]: Witness Printer took 5.13 ms. Allocated memory is still 111.1 MB. Free memory is still 70.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:20:53,195 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 111.1 MB. Free memory was 85.4 MB in the beginning and 85.3 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 431.18 ms. Allocated memory is still 111.1 MB. Free memory was 76.9 MB in the beginning and 85.0 MB in the end (delta: -8.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.32 ms. Allocated memory is still 111.1 MB. Free memory was 85.0 MB in the beginning and 83.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.20 ms. Allocated memory is still 111.1 MB. Free memory was 83.0 MB in the beginning and 80.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 641.24 ms. Allocated memory is still 111.1 MB. Free memory was 80.8 MB in the beginning and 56.7 MB in the end (delta: 24.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 686.39 ms. Allocated memory is still 111.1 MB. Free memory was 56.2 MB in the beginning and 70.2 MB in the end (delta: -14.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.13 ms. Allocated memory is still 111.1 MB. Free memory is still 70.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 84, overapproximation of bitwiseAnd at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 146. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L143] double x = -1.0 / 0.0; [L67] double w, s1, s2, z; [L68] __int32_t ix, hx, id; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L71] ieee_double_shape_type gh_u; [L72] gh_u.value = (x) [L73] EXPR gh_u.parts.msw [L73] (hx) = gh_u.parts.msw [L75] ix = hx & 0x7fffffff VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L76] COND TRUE ix >= 0x44100000 [L77] __uint32_t low; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L79] ieee_double_shape_type gl_u; [L80] gl_u.value = (x) [L81] EXPR gl_u.parts.lsw [L81] (low) = gl_u.parts.lsw [L83] COND TRUE ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0)) [L84] return x + x; VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L144] double res = atan_double(x); [L146] COND TRUE res != -pi_o_2 VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] [L3] __assert_fail("0", "double_req_bl_0621b.c", 3, "reach_error") VAL [aT_atan={7:0}, atanhi_atan={11:0}, atanlo_atan={10:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 44 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:20:55,670 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-11-29 21:20:55,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:20:55,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:20:55,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:20:55,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:20:55,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:20:55,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:20:55,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:20:55,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:20:55,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:20:55,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:20:55,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:20:55,816 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-29 21:20:55,856 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:20:55,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:20:55,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:20:55,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:20:55,861 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:20:55,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:20:55,861 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:20:55,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:20:55,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:20:55,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:20:55,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:20:55,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:20:55,864 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:20:55,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:20:55,864 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:20:55,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:20:55,865 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:20:55,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:20:55,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:20:55,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:20:55,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:20:55,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:20:55,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:20:55,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:20:55,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:20:55,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:20:55,868 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 21:20:55,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:20:55,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:20:55,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:20:55,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:20:55,869 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_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b93f4c2daa7fb311d5fc7342a0c6c62ac64fa8 [2020-11-29 21:20:56,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:20:56,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:20:56,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:20:56,307 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:20:56,308 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:20:56,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2020-11-29 21:20:56,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/04d233d7b/99eb968dea5f467cbef37a64ad1afab5/FLAG38af3822a [2020-11-29 21:20:56,963 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:20:56,964 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2020-11-29 21:20:56,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/04d233d7b/99eb968dea5f467cbef37a64ad1afab5/FLAG38af3822a [2020-11-29 21:20:57,339 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/data/04d233d7b/99eb968dea5f467cbef37a64ad1afab5 [2020-11-29 21:20:57,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:20:57,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:20:57,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:20:57,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:20:57,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:20:57,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a82277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57, skipping insertion in model container [2020-11-29 21:20:57,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:20:57,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:20:57,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:20:57,650 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:20:57,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:20:57,776 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:20:57,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57 WrapperNode [2020-11-29 21:20:57,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:20:57,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:20:57,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:20:57,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:20:57,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:20:57,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:20:57,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:20:57,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:20:57,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... [2020-11-29 21:20:57,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:20:57,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:20:57,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:20:57,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:20:57,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/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 [2020-11-29 21:20:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2020-11-29 21:20:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2020-11-29 21:20:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 21:20:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:20:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2020-11-29 21:20:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 21:20:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:20:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:20:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 21:20:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:21:15,196 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:21:15,197 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-29 21:21:15,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:15 BoogieIcfgContainer [2020-11-29 21:21:15,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:21:15,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 21:21:15,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 21:21:15,203 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 21:21:15,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 09:20:57" (1/3) ... [2020-11-29 21:21:15,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2905c0cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:21:15, skipping insertion in model container [2020-11-29 21:21:15,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:20:57" (2/3) ... [2020-11-29 21:21:15,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2905c0cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:21:15, skipping insertion in model container [2020-11-29 21:21:15,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:15" (3/3) ... [2020-11-29 21:21:15,206 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0621b.c [2020-11-29 21:21:15,217 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 21:21:15,221 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 21:21:15,232 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 21:21:15,255 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 21:21:15,255 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 21:21:15,255 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 21:21:15,256 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:21:15,256 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:21:15,256 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 21:21:15,256 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:21:15,256 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 21:21:15,268 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states. [2020-11-29 21:21:15,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 21:21:15,273 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:15,273 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:15,274 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:15,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:15,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1035664421, now seen corresponding path program 1 times [2020-11-29 21:21:15,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:21:15,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1107589931] [2020-11-29 21:21:15,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/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 [2020-11-29 21:21:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:15,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-29 21:21:15,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:21:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:15,776 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:21:15,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:15,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1107589931] [2020-11-29 21:21:15,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:15,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-29 21:21:15,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376113624] [2020-11-29 21:21:15,784 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 21:21:15,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:21:15,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 21:21:15,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:21:15,799 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 2 states. [2020-11-29 21:21:15,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:15,815 INFO L93 Difference]: Finished difference Result 67 states and 105 transitions. [2020-11-29 21:21:15,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 21:21:15,817 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-11-29 21:21:15,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:15,825 INFO L225 Difference]: With dead ends: 67 [2020-11-29 21:21:15,825 INFO L226 Difference]: Without dead ends: 31 [2020-11-29 21:21:15,828 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 21:21:15,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-11-29 21:21:15,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-11-29 21:21:15,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-29 21:21:15,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 41 transitions. [2020-11-29 21:21:15,860 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 41 transitions. Word has length 10 [2020-11-29 21:21:15,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:15,861 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 41 transitions. [2020-11-29 21:21:15,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 21:21:15,861 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2020-11-29 21:21:15,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 21:21:15,862 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:15,862 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:16,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 21:21:16,078 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:16,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:16,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1843594333, now seen corresponding path program 1 times [2020-11-29 21:21:16,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:21:16,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815566513] [2020-11-29 21:21:16,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/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 [2020-11-29 21:21:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:16,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 21:21:16,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:21:16,970 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2020-11-29 21:21:16,984 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:16,988 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:16,988 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-29 21:21:17,031 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:17,035 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-29 21:21:17,035 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:52, output treesize:41 [2020-11-29 21:21:17,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:17,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 21:21:17,209 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-29 21:21:17,229 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2020-11-29 21:21:17,237 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:17,242 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:17,242 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-29 21:21:17,279 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:17,281 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2020-11-29 21:21:17,281 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:48, output treesize:37 [2020-11-29 21:21:17,466 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-29 21:21:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:17,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815566513] [2020-11-29 21:21:17,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:17,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2020-11-29 21:21:17,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830444792] [2020-11-29 21:21:17,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-29 21:21:17,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 21:21:17,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-29 21:21:17,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-11-29 21:21:17,578 INFO L87 Difference]: Start difference. First operand 31 states and 41 transitions. Second operand 10 states. [2020-11-29 21:21:17,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:17,964 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2020-11-29 21:21:17,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 21:21:17,972 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2020-11-29 21:21:17,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:17,973 INFO L225 Difference]: With dead ends: 35 [2020-11-29 21:21:17,973 INFO L226 Difference]: Without dead ends: 14 [2020-11-29 21:21:17,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-11-29 21:21:17,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2020-11-29 21:21:17,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2020-11-29 21:21:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-11-29 21:21:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 13 transitions. [2020-11-29 21:21:17,978 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 13 transitions. Word has length 12 [2020-11-29 21:21:17,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:17,978 INFO L481 AbstractCegarLoop]: Abstraction has 14 states and 13 transitions. [2020-11-29 21:21:17,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-29 21:21:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2020-11-29 21:21:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 21:21:17,979 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:17,979 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:18,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 21:21:18,194 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:18,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:18,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1317299133, now seen corresponding path program 1 times [2020-11-29 21:21:18,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 21:21:18,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1479283861] [2020-11-29 21:21:18,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/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 [2020-11-29 21:21:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:19,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 27 conjunts are in the unsatisfiable core [2020-11-29 21:21:19,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:21:19,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:19,604 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2020-11-29 21:21:19,605 INFO L350 Elim1Store]: treesize reduction 339, result has 16.7 percent of original size [2020-11-29 21:21:19,606 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 8 case distinctions, treesize of input 489 treesize of output 513 [2020-11-29 21:21:19,610 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 5, 2, 2, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,611 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,612 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 2, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,612 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,619 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 1] term [2020-11-29 21:21:19,620 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,622 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 2, 4, 2, 3, 2, 3, 2, 3, 2, 2, 1] term [2020-11-29 21:21:19,622 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,633 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 5, 2, 4, 2, 3, 2, 3, 2, 2, 1] term [2020-11-29 21:21:19,633 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,635 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 5, 2, 4, 2, 3, 2, 2, 1] term [2020-11-29 21:21:19,635 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,637 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 5, 2, 4, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,637 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,644 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 5, 2, 4, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,645 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,648 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 5, 2, 4, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,649 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,651 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 5, 2, 4, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,653 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,656 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 5, 2, 4, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,658 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,659 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 5, 2, 4, 2, 2, 2, 2, 1] term [2020-11-29 21:21:19,660 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:19,667 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:20,841 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 172 DAG size of output: 124 [2020-11-29 21:21:20,843 INFO L625 ElimStorePlain]: treesize reduction 2569, result has 7.3 percent of original size [2020-11-29 21:21:20,864 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,874 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,879 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,883 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,895 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,901 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,906 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,911 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,923 INFO L545 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2020-11-29 21:21:20,923 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:182, output treesize:201 [2020-11-29 21:21:20,936 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,940 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,951 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,954 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,958 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,960 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,964 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:20,967 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,109 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-11-29 21:21:21,127 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,131 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,133 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,135 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,139 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,142 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,155 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,157 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,492 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,496 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,498 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,503 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,507 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,509 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,512 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,514 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,518 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,520 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,524 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,530 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,533 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,536 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,539 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,541 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,545 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,547 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,551 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,553 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,558 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,564 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,566 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,570 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,577 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,586 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,588 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,593 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,596 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,598 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,603 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,605 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,607 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,611 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,614 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,617 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,622 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,626 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,628 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,631 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,639 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,641 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,643 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,645 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,648 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,651 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,653 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,657 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,659 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:21:21,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:21,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:21,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:21,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:22,239 INFO L244 Elim1Store]: Index analysis took 489 ms [2020-11-29 21:21:22,762 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-11-29 21:21:22,773 INFO L350 Elim1Store]: treesize reduction 48, result has 77.3 percent of original size [2020-11-29 21:21:22,774 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 46 treesize of output 193 [2020-11-29 21:21:22,778 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:22,785 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:22,791 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:22,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:23,392 INFO L244 Elim1Store]: Index analysis took 545 ms [2020-11-29 21:21:23,844 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-11-29 21:21:23,845 INFO L350 Elim1Store]: treesize reduction 48, result has 77.3 percent of original size [2020-11-29 21:21:23,845 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 46 treesize of output 193 [2020-11-29 21:21:23,848 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:23,849 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:23,875 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:23,875 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:23,878 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:24,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:24,563 INFO L244 Elim1Store]: Index analysis took 625 ms [2020-11-29 21:21:25,040 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-11-29 21:21:25,054 INFO L350 Elim1Store]: treesize reduction 48, result has 77.3 percent of original size [2020-11-29 21:21:25,054 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 44 treesize of output 191 [2020-11-29 21:21:25,057 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:25,057 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:25,074 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:25,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:25,448 INFO L244 Elim1Store]: Index analysis took 283 ms [2020-11-29 21:21:25,850 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-11-29 21:21:25,851 INFO L350 Elim1Store]: treesize reduction 48, result has 77.3 percent of original size [2020-11-29 21:21:25,851 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 44 treesize of output 191 [2020-11-29 21:21:25,853 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:25,854 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:25,865 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:26,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:26,552 INFO L244 Elim1Store]: Index analysis took 613 ms [2020-11-29 21:21:26,983 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-11-29 21:21:26,983 INFO L350 Elim1Store]: treesize reduction 48, result has 77.3 percent of original size [2020-11-29 21:21:26,984 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 46 treesize of output 193 [2020-11-29 21:21:26,986 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:26,986 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:27,011 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:27,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:27,759 INFO L244 Elim1Store]: Index analysis took 699 ms [2020-11-29 21:21:28,241 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-11-29 21:21:28,242 INFO L350 Elim1Store]: treesize reduction 48, result has 77.3 percent of original size [2020-11-29 21:21:28,242 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 44 treesize of output 191 [2020-11-29 21:21:28,244 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:28,245 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:28,263 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:28,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:28,626 INFO L244 Elim1Store]: Index analysis took 268 ms [2020-11-29 21:21:29,195 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 82 [2020-11-29 21:21:29,195 INFO L350 Elim1Store]: treesize reduction 96, result has 66.4 percent of original size [2020-11-29 21:21:29,196 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 9 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 26 case distinctions, treesize of input 49 treesize of output 221 [2020-11-29 21:21:29,198 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:29,208 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:29,216 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:34,069 WARN L193 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 193 DAG size of output: 161 [2020-11-29 21:21:34,070 INFO L625 ElimStorePlain]: treesize reduction 1069, result has 51.6 percent of original size [2020-11-29 21:21:34,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,476 INFO L244 Elim1Store]: Index analysis took 368 ms [2020-11-29 21:21:34,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,693 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:21:34,701 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:34,702 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 101 [2020-11-29 21:21:34,703 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:34,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:34,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:35,105 INFO L244 Elim1Store]: Index analysis took 362 ms [2020-11-29 21:21:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:35,316 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:21:35,323 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:35,324 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 101 [2020-11-29 21:21:35,325 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:35,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:35,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:35,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:35,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:35,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:35,960 INFO L244 Elim1Store]: Index analysis took 550 ms [2020-11-29 21:21:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:36,273 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:21:36,280 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:36,280 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 101 [2020-11-29 21:21:36,281 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:36,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:36,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:36,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:36,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:36,846 INFO L244 Elim1Store]: Index analysis took 517 ms [2020-11-29 21:21:37,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:37,144 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:21:37,150 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:37,150 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 13 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 101 [2020-11-29 21:21:37,151 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:37,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:37,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:37,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:37,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:37,293 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:21:37,302 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:37,302 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 101 [2020-11-29 21:21:37,304 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:40,452 WARN L193 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 167 DAG size of output: 155 [2020-11-29 21:21:40,453 INFO L625 ElimStorePlain]: treesize reduction 66, result has 94.3 percent of original size [2020-11-29 21:21:40,456 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,458 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:21:40,462 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,464 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,465 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,469 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,470 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,471 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,473 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,475 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,476 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,482 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,483 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,484 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,488 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,490 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,491 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,493 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,494 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,496 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,507 INFO L545 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 46 dim-0 vars, and 5 xjuncts. [2020-11-29 21:21:40,507 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 13 variables, input treesize:1516, output treesize:1099 [2020-11-29 21:21:40,511 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,512 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,513 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,517 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,518 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,519 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,521 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:40,522 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,522 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,527 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:21:40,529 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:21:40,529 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:40,530 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:21:40,531 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,532 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:21:40,534 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:21:40,536 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,537 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:21:40,538 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,539 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:21:40,543 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:40,544 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:21:49,024 WARN L193 SmtUtils]: Spent 6.11 s on a formula simplification. DAG size of input: 504 DAG size of output: 140 [2020-11-29 21:21:49,036 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:49,037 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:49,038 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:49,042 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:49,044 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:49,045 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:49,047 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:49,048 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:49,049 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:50,378 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:50,380 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:50,381 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:50,384 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:50,385 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:50,387 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:50,388 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:50,390 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:50,391 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:53,095 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:53,097 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:53,098 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:53,101 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:53,102 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:53,105 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:53,108 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:53,109 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:53,110 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,790 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,791 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,792 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,797 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,798 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,799 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,801 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,802 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,803 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,805 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,806 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,807 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,812 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,813 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,815 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,817 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,818 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,819 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,822 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,823 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,824 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,826 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,827 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,828 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,832 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,833 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,834 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,836 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,837 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,838 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,840 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,842 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,843 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,847 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,849 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,850 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,851 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,853 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,854 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,858 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,859 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,860 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,862 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,863 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,864 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,866 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,867 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,868 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,873 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,874 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,875 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,877 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,878 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,879 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,883 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,884 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,885 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:57,887 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2020-11-29 21:21:57,888 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-29 21:21:57,889 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:21:58,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:58,265 INFO L244 Elim1Store]: Index analysis took 267 ms [2020-11-29 21:21:58,538 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-11-29 21:21:58,538 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:21:58,539 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 16 case distinctions, treesize of input 43 treesize of output 155 [2020-11-29 21:21:58,541 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:21:58,541 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:21:58,544 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:21:58,545 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:21:58,548 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:21:59,913 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 148 DAG size of output: 144 [2020-11-29 21:21:59,914 INFO L625 ElimStorePlain]: treesize reduction 10, result has 95.9 percent of original size [2020-11-29 21:21:59,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:59,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:59,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:59,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:21:59,953 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:00,043 INFO L350 Elim1Store]: treesize reduction 12, result has 82.6 percent of original size [2020-11-29 21:22:00,043 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 99 treesize of output 157 [2020-11-29 21:22:00,045 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:00,858 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 141 [2020-11-29 21:22:00,859 INFO L625 ElimStorePlain]: treesize reduction 39, result has 85.8 percent of original size [2020-11-29 21:22:00,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1479283861] [2020-11-29 21:22:00,863 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Unsupported sort (_ BitVec 32) [2020-11-29 21:22:00,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [856041794] [2020-11-29 21:22:00,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-29 21:22:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:08,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 21 conjunts are in the unsatisfiable core [2020-11-29 21:22:08,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:22:08,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:08,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:08,602 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2020-11-29 21:22:08,603 INFO L350 Elim1Store]: treesize reduction 339, result has 16.7 percent of original size [2020-11-29 21:22:08,603 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 8 case distinctions, treesize of input 119 treesize of output 163 [2020-11-29 21:22:08,604 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 7, 1] term [2020-11-29 21:22:08,604 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:08,605 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 7, 1] term [2020-11-29 21:22:08,605 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:08,606 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:09,008 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 96 [2020-11-29 21:22:09,010 INFO L625 ElimStorePlain]: treesize reduction 112, result has 59.3 percent of original size [2020-11-29 21:22:09,011 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,013 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,014 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,015 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,017 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,018 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,020 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,021 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,023 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2020-11-29 21:22:09,023 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:144, output treesize:163 [2020-11-29 21:22:09,025 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,026 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,027 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,029 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,030 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,031 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,032 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,034 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,199 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,201 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,202 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,203 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,205 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,206 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,208 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,209 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,396 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,398 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,399 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,400 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,404 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,405 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,407 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,408 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,410 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,411 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,413 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,415 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,416 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,418 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,419 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,420 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,422 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,423 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,425 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,426 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 4 disjuncts [2020-11-29 21:22:09,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:09,846 INFO L244 Elim1Store]: Index analysis took 376 ms [2020-11-29 21:22:09,990 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-29 21:22:09,991 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:09,991 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 36 treesize of output 118 [2020-11-29 21:22:09,992 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:10,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:10,328 INFO L244 Elim1Store]: Index analysis took 312 ms [2020-11-29 21:22:10,425 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:10,426 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-11-29 21:22:10,427 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:10,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:10,739 INFO L244 Elim1Store]: Index analysis took 281 ms [2020-11-29 21:22:10,832 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:10,833 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-11-29 21:22:10,835 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:22:10,836 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:22:10,836 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:10,837 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:10,854 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:22:10,855 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:22:10,855 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:22:10,856 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:22:10,857 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:10,858 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:10,861 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:22:10,862 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:10,863 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:10,868 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:10,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:11,230 INFO L244 Elim1Store]: Index analysis took 330 ms [2020-11-29 21:22:11,343 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-29 21:22:11,343 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:11,343 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 38 treesize of output 120 [2020-11-29 21:22:11,345 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:22:11,346 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:22:11,346 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:11,347 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:11,363 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:11,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:11,636 INFO L244 Elim1Store]: Index analysis took 231 ms [2020-11-29 21:22:11,795 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-29 21:22:11,795 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:11,795 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 38 treesize of output 120 [2020-11-29 21:22:11,797 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:12,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:12,296 INFO L244 Elim1Store]: Index analysis took 457 ms [2020-11-29 21:22:12,484 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-11-29 21:22:12,484 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:12,485 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 9 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 19 case distinctions, treesize of input 43 treesize of output 179 [2020-11-29 21:22:12,487 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:22:12,487 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:22:12,488 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:22:12,489 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:12,489 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:12,497 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:12,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:12,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:12,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:12,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:12,690 INFO L244 Elim1Store]: Index analysis took 148 ms [2020-11-29 21:22:12,824 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-29 21:22:12,826 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:12,826 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 40 treesize of output 122 [2020-11-29 21:22:12,828 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:22:12,830 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:22:12,831 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:12,832 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:12,835 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:15,919 WARN L193 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 141 DAG size of output: 117 [2020-11-29 21:22:15,920 INFO L625 ElimStorePlain]: treesize reduction 448, result has 63.7 percent of original size [2020-11-29 21:22:15,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:15,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:16,184 INFO L244 Elim1Store]: Index analysis took 225 ms [2020-11-29 21:22:16,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:16,365 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:16,366 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:16,381 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:16,382 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 85 [2020-11-29 21:22:16,382 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:16,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:16,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:16,575 INFO L244 Elim1Store]: Index analysis took 162 ms [2020-11-29 21:22:16,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:16,682 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:16,690 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:16,740 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:16,741 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 85 [2020-11-29 21:22:16,742 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:16,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:16,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,088 INFO L244 Elim1Store]: Index analysis took 283 ms [2020-11-29 21:22:17,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,303 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:17,303 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:17,319 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:17,319 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 85 [2020-11-29 21:22:17,320 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:17,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,574 INFO L244 Elim1Store]: Index analysis took 228 ms [2020-11-29 21:22:17,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,767 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:17,768 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:17,783 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:17,783 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 85 [2020-11-29 21:22:17,784 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:17,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:17,884 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:17,884 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-29 21:22:17,906 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:17,906 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 85 [2020-11-29 21:22:17,907 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:19,798 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 129 DAG size of output: 111 [2020-11-29 21:22:19,799 INFO L625 ElimStorePlain]: treesize reduction 150, result has 83.3 percent of original size [2020-11-29 21:22:19,800 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Unsupported sort (_ BitVec 32) [2020-11-29 21:22:19,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121136464] [2020-11-29 21:22:19,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fafa80ae-e161-4515-9411-a88c6230b6a1/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 21:22:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:20,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjunts are in the unsatisfiable core [2020-11-29 21:22:20,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:22:20,547 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 33 [2020-11-29 21:22:20,548 INFO L350 Elim1Store]: treesize reduction 355, result has 14.5 percent of original size [2020-11-29 21:22:20,548 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 6 case distinctions, treesize of input 80 treesize of output 118 [2020-11-29 21:22:20,551 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:20,951 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2020-11-29 21:22:20,952 INFO L625 ElimStorePlain]: treesize reduction 40, result has 78.4 percent of original size [2020-11-29 21:22:20,954 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,955 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,956 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,957 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,959 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,960 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,961 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,962 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,963 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2020-11-29 21:22:20,963 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:118, output treesize:145 [2020-11-29 21:22:20,964 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,966 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,966 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,967 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,968 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,969 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,970 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:20,971 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,116 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,117 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,118 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,119 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,120 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,120 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,121 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,122 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,374 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,378 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,379 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,383 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,385 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,386 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,387 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,388 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,390 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,391 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,392 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,396 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,397 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,399 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,400 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,401 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,402 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,403 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,404 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:21,405 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 3 disjuncts [2020-11-29 21:22:22,123 INFO L244 Elim1Store]: Index analysis took 659 ms [2020-11-29 21:22:22,701 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 82 [2020-11-29 21:22:22,701 INFO L350 Elim1Store]: treesize reduction 128, result has 59.7 percent of original size [2020-11-29 21:22:22,701 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 5 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 30 case distinctions, treesize of input 49 treesize of output 221 [2020-11-29 21:22:22,703 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:22,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:22,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:23,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:23,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:23,274 INFO L244 Elim1Store]: Index analysis took 536 ms [2020-11-29 21:22:23,687 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 71 [2020-11-29 21:22:23,687 INFO L350 Elim1Store]: treesize reduction 80, result has 67.1 percent of original size [2020-11-29 21:22:23,688 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 46 treesize of output 193 [2020-11-29 21:22:23,689 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:23,690 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:23,714 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:24,356 INFO L244 Elim1Store]: Index analysis took 586 ms [2020-11-29 21:22:24,804 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 71 [2020-11-29 21:22:24,804 INFO L350 Elim1Store]: treesize reduction 80, result has 67.1 percent of original size [2020-11-29 21:22:24,805 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 44 treesize of output 191 [2020-11-29 21:22:24,806 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:22:24,806 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 21:22:24,808 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:25,118 INFO L244 Elim1Store]: Index analysis took 271 ms [2020-11-29 21:22:25,488 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 71 [2020-11-29 21:22:25,488 INFO L350 Elim1Store]: treesize reduction 80, result has 67.1 percent of original size [2020-11-29 21:22:25,488 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 46 treesize of output 193 [2020-11-29 21:22:25,490 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:25,927 INFO L244 Elim1Store]: Index analysis took 400 ms [2020-11-29 21:22:26,320 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 71 [2020-11-29 21:22:26,321 INFO L350 Elim1Store]: treesize reduction 80, result has 67.1 percent of original size [2020-11-29 21:22:26,321 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 42 treesize of output 189 [2020-11-29 21:22:26,322 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:26,684 INFO L244 Elim1Store]: Index analysis took 327 ms [2020-11-29 21:22:27,089 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 71 [2020-11-29 21:22:27,089 INFO L350 Elim1Store]: treesize reduction 80, result has 67.1 percent of original size [2020-11-29 21:22:27,090 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 44 treesize of output 191 [2020-11-29 21:22:27,090 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:27,639 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 71 [2020-11-29 21:22:27,640 INFO L350 Elim1Store]: treesize reduction 80, result has 67.1 percent of original size [2020-11-29 21:22:27,640 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 46 treesize of output 193 [2020-11-29 21:22:27,641 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:34,767 WARN L193 SmtUtils]: Spent 7.13 s on a formula simplification. DAG size of input: 158 DAG size of output: 122 [2020-11-29 21:22:34,768 INFO L625 ElimStorePlain]: treesize reduction 1019, result has 44.3 percent of original size [2020-11-29 21:22:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:34,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:34,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:34,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,010 INFO L244 Elim1Store]: Index analysis took 211 ms [2020-11-29 21:22:35,214 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:35,214 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 133 [2020-11-29 21:22:35,215 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:35,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,513 INFO L244 Elim1Store]: Index analysis took 250 ms [2020-11-29 21:22:35,835 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:35,835 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 133 [2020-11-29 21:22:35,836 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:35,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:35,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,154 INFO L244 Elim1Store]: Index analysis took 282 ms [2020-11-29 21:22:36,400 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:36,400 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 133 [2020-11-29 21:22:36,401 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:36,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,680 INFO L244 Elim1Store]: Index analysis took 247 ms [2020-11-29 21:22:36,929 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:36,929 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 133 [2020-11-29 21:22:36,930 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-11-29 21:22:36,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:36,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-29 21:22:37,109 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-29 21:22:37,109 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 133 [2020-11-29 21:22:37,110 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-11-29 21:26:00,148 WARN L193 SmtUtils]: Spent 3.38 m on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2020-11-29 21:26:00,149 INFO L625 ElimStorePlain]: treesize reduction 191, result has 84.6 percent of original size [2020-11-29 21:26:00,150 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,151 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-11-29 21:26:00,151 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,152 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,153 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,157 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:26:00,158 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,159 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:26:00,161 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,163 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:26:00,166 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:26:00,168 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:26:00,169 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,171 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,171 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,173 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,174 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:26:00,175 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,179 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:26:00,179 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,184 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,184 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,186 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:26:00,188 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,191 INFO L545 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 36 dim-0 vars, and 5 xjuncts. [2020-11-29 21:26:00,191 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 11 variables, input treesize:1122, output treesize:1048 [2020-11-29 21:26:00,192 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,193 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-11-29 21:26:00,193 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,194 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,195 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,197 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:26:00,198 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,199 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,200 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,201 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,202 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-29 21:26:00,203 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,205 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,206 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,207 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-29 21:26:00,207 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,208 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,209 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,210 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-11-29 21:26:00,211 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,212 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,212 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,221 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:26:00,230 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:26:00,231 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:26:00,232 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:26:00,233 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:29:17,168 WARN L193 SmtUtils]: Spent 3.20 m on a formula simplification. DAG size of input: 386 DAG size of output: 234 [2020-11-29 21:29:17,182 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:29:17,184 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:29:17,198 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 21:29:17,208 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:29:17,209 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-11-29 21:29:17,210 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:29:17,211 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:29:17,212 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:29:17,214 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 21:29:17,216 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-11-29 21:30:22,336 WARN L195 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2020-11-29 21:30:22,337 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") [2020-11-29 21:30:22,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:30:22,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2020-11-29 21:30:22,337 ERROR L205 FreeRefinementEngine]: Strategy WOLF failed to provide any proof altough trace is infeasible [2020-11-29 21:30:22,337 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-29 21:30:22,941 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3,5 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 21:30:22,954 WARN L238 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-11-29 21:30:22,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 09:30:22 BoogieIcfgContainer [2020-11-29 21:30:22,955 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 21:30:22,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:30:22,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:30:22,960 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:30:22,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:15" (3/4) ... [2020-11-29 21:30:22,963 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 21:30:22,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:30:22,965 INFO L168 Benchmark]: Toolchain (without parser) took 565619.40 ms. Allocated memory was 52.4 MB in the beginning and 92.3 MB in the end (delta: 39.8 MB). Free memory was 29.1 MB in the beginning and 47.1 MB in the end (delta: -18.0 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:30:22,966 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 24.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:30:22,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.27 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.9 MB in the beginning and 43.4 MB in the end (delta: -14.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:30:22,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.50 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 41.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:30:22,971 INFO L168 Benchmark]: Boogie Preprocessor took 42.38 ms. Allocated memory is still 62.9 MB. Free memory was 41.1 MB in the beginning and 38.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:30:22,971 INFO L168 Benchmark]: RCFGBuilder took 17324.85 ms. Allocated memory is still 62.9 MB. Free memory was 38.8 MB in the beginning and 41.1 MB in the end (delta: -2.3 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2020-11-29 21:30:22,975 INFO L168 Benchmark]: TraceAbstraction took 547754.43 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 40.8 MB in the beginning and 48.2 MB in the end (delta: -7.4 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:30:22,976 INFO L168 Benchmark]: Witness Printer took 4.26 ms. Allocated memory is still 92.3 MB. Free memory was 48.2 MB in the beginning and 47.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:30:22,979 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 52.4 MB. Free memory was 34.4 MB in the beginning and 34.4 MB in the end (delta: 24.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 428.27 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.9 MB in the beginning and 43.4 MB in the end (delta: -14.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.50 ms. Allocated memory is still 62.9 MB. Free memory was 43.4 MB in the beginning and 41.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.38 ms. Allocated memory is still 62.9 MB. Free memory was 41.1 MB in the beginning and 38.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 17324.85 ms. Allocated memory is still 62.9 MB. Free memory was 38.8 MB in the beginning and 41.1 MB in the end (delta: -2.3 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 547754.43 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 40.8 MB in the beginning and 48.2 MB in the end (delta: -7.4 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.26 ms. Allocated memory is still 92.3 MB. Free memory was 48.2 MB in the beginning and 47.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L39-L44] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L46-L51] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L53-L60] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L62-L64] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L143] double x = -1.0 / 0.0; [L67] double w, s1, s2, z; [L68] __int32_t ix, hx, id; [L71] ieee_double_shape_type gh_u; [L72] gh_u.value = (x) [L73] EXPR gh_u.parts.msw [L73] (hx) = gh_u.parts.msw [L75] ix = hx & 0x7fffffff [L76] COND TRUE ix >= 0x44100000 [L77] __uint32_t low; [L79] ieee_double_shape_type gl_u; [L80] gl_u.value = (x) [L81] EXPR gl_u.parts.lsw [L81] (low) = gl_u.parts.lsw [L83] COND FALSE !(ix > 0x7ff00000 || (ix == 0x7ff00000 && (low != 0))) [L85] COND FALSE !(hx > 0) [L88] EXPR atanhi_atan[3] [L88] EXPR atanlo_atan[3] [L88] return -atanhi_atan[3] - atanlo_atan[3]; [L144] double res = atan_double(x); [L146] COND TRUE res != -pi_o_2 [L3] __assert_fail("0", "double_req_bl_0621b.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 547.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 51 SDtfs, 39 SDslu, 9 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 40 ConstructedInterpolants, 12 QuantifiedInterpolants, 4331 SizeOfPredicates, 10 NumberOfNonLiveVariables, 236 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...