./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f0e5ff08d8d375b1c12be7373d81b68e548344f ..................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f0e5ff08d8d375b1c12be7373d81b68e548344f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 06:03:18,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 06:03:18,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 06:03:18,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 06:03:18,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 06:03:18,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 06:03:18,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 06:03:18,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 06:03:18,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 06:03:18,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 06:03:18,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 06:03:18,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 06:03:18,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 06:03:18,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 06:03:18,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 06:03:18,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 06:03:18,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 06:03:18,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 06:03:18,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 06:03:18,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 06:03:18,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 06:03:18,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 06:03:18,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 06:03:18,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 06:03:18,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 06:03:18,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 06:03:18,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 06:03:18,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 06:03:18,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 06:03:18,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 06:03:18,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 06:03:18,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 06:03:18,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 06:03:18,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 06:03:18,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 06:03:18,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 06:03:18,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 06:03:18,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 06:03:18,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 06:03:18,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 06:03:18,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 06:03:18,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 06:03:18,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 06:03:18,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 06:03:18,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 06:03:18,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 06:03:18,163 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 06:03:18,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 06:03:18,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 06:03:18,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 06:03:18,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 06:03:18,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 06:03:18,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 06:03:18,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 06:03:18,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 06:03:18,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 06:03:18,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 06:03:18,166 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 06:03:18,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 06:03:18,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 06:03:18,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 06:03:18,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 06:03:18,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 06:03:18,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 06:03:18,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 06:03:18,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 06:03:18,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 06:03:18,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 06:03:18,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 06:03:18,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 06:03:18,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_458676e3-c9a4-4016-aa93-52e9d3253b6a/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(__VERIFIER_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 -> 6f0e5ff08d8d375b1c12be7373d81b68e548344f [2019-11-20 06:03:18,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 06:03:18,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 06:03:18,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 06:03:18,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 06:03:18,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 06:03:18,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c [2019-11-20 06:03:18,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/f308c81da/0f2caf3d803b436495251ef0174a42c8/FLAG9a1353f37 [2019-11-20 06:03:18,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 06:03:18,790 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c [2019-11-20 06:03:18,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/f308c81da/0f2caf3d803b436495251ef0174a42c8/FLAG9a1353f37 [2019-11-20 06:03:19,168 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/f308c81da/0f2caf3d803b436495251ef0174a42c8 [2019-11-20 06:03:19,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 06:03:19,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 06:03:19,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 06:03:19,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 06:03:19,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 06:03:19,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed11a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19, skipping insertion in model container [2019-11-20 06:03:19,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 06:03:19,213 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 06:03:19,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:03:19,511 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 06:03:19,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:03:19,602 INFO L192 MainTranslator]: Completed translation [2019-11-20 06:03:19,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19 WrapperNode [2019-11-20 06:03:19,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 06:03:19,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 06:03:19,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 06:03:19,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 06:03:19,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 06:03:19,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 06:03:19,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 06:03:19,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 06:03:19,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... [2019-11-20 06:03:19,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 06:03:19,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 06:03:19,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 06:03:19,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 06:03:19,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/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 [2019-11-20 06:03:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 06:03:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-20 06:03:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 06:03:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-20 06:03:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 06:03:19,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 06:03:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 06:03:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-20 06:03:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 06:03:20,618 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 06:03:20,619 INFO L285 CfgBuilder]: Removed 52 assume(true) statements. [2019-11-20 06:03:20,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:03:20 BoogieIcfgContainer [2019-11-20 06:03:20,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 06:03:20,621 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 06:03:20,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 06:03:20,623 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 06:03:20,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:03:19" (1/3) ... [2019-11-20 06:03:20,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@542ae074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:03:20, skipping insertion in model container [2019-11-20 06:03:20,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:19" (2/3) ... [2019-11-20 06:03:20,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@542ae074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:03:20, skipping insertion in model container [2019-11-20 06:03:20,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:03:20" (3/3) ... [2019-11-20 06:03:20,626 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0684a.c [2019-11-20 06:03:20,637 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 06:03:20,643 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 06:03:20,654 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 06:03:20,680 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 06:03:20,680 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 06:03:20,680 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 06:03:20,681 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 06:03:20,681 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 06:03:20,681 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 06:03:20,681 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 06:03:20,681 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 06:03:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states. [2019-11-20 06:03:20,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 06:03:20,710 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:03:20,711 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:03:20,711 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:03:20,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:03:20,716 INFO L82 PathProgramCache]: Analyzing trace with hash -617567418, now seen corresponding path program 1 times [2019-11-20 06:03:20,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:03:20,724 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294363224] [2019-11-20 06:03:20,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:03:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:20,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:03:20,848 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294363224] [2019-11-20 06:03:20,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:03:20,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 06:03:20,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277104410] [2019-11-20 06:03:20,854 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 06:03:20,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 06:03:20,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 06:03:20,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 06:03:20,868 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 2 states. [2019-11-20 06:03:20,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:03:20,895 INFO L93 Difference]: Finished difference Result 246 states and 412 transitions. [2019-11-20 06:03:20,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 06:03:20,897 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2019-11-20 06:03:20,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:03:20,908 INFO L225 Difference]: With dead ends: 246 [2019-11-20 06:03:20,908 INFO L226 Difference]: Without dead ends: 120 [2019-11-20 06:03:20,911 INFO L630 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 [2019-11-20 06:03:20,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-11-20 06:03:20,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2019-11-20 06:03:20,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2019-11-20 06:03:20,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 169 transitions. [2019-11-20 06:03:20,951 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 169 transitions. Word has length 15 [2019-11-20 06:03:20,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:03:20,951 INFO L462 AbstractCegarLoop]: Abstraction has 120 states and 169 transitions. [2019-11-20 06:03:20,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 06:03:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 169 transitions. [2019-11-20 06:03:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 06:03:20,953 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:03:20,953 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:03:20,953 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:03:20,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:03:20,954 INFO L82 PathProgramCache]: Analyzing trace with hash -397782484, now seen corresponding path program 1 times [2019-11-20 06:03:20,954 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:03:20,954 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238402471] [2019-11-20 06:03:20,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:03:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:03:21,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:03:21,037 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238402471] [2019-11-20 06:03:21,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:03:21,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 06:03:21,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211156328] [2019-11-20 06:03:21,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 06:03:21,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 06:03:21,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 06:03:21,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 06:03:21,039 INFO L87 Difference]: Start difference. First operand 120 states and 169 transitions. Second operand 3 states. [2019-11-20 06:03:21,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:03:21,075 INFO L93 Difference]: Finished difference Result 229 states and 326 transitions. [2019-11-20 06:03:21,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 06:03:21,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-11-20 06:03:21,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:03:21,078 INFO L225 Difference]: With dead ends: 229 [2019-11-20 06:03:21,078 INFO L226 Difference]: Without dead ends: 120 [2019-11-20 06:03:21,079 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 06:03:21,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-11-20 06:03:21,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2019-11-20 06:03:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2019-11-20 06:03:21,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 168 transitions. [2019-11-20 06:03:21,090 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 168 transitions. Word has length 18 [2019-11-20 06:03:21,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:03:21,090 INFO L462 AbstractCegarLoop]: Abstraction has 120 states and 168 transitions. [2019-11-20 06:03:21,090 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 06:03:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 168 transitions. [2019-11-20 06:03:21,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 06:03:21,091 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:03:21,092 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:03:21,092 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:03:21,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:03:21,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1006577033, now seen corresponding path program 1 times [2019-11-20 06:03:21,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 06:03:21,093 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853424502] [2019-11-20 06:03:21,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 06:03:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:03:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 06:03:21,461 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 06:03:21,462 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 06:03:21,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:03:21 BoogieIcfgContainer [2019-11-20 06:03:21,540 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 06:03:21,541 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 06:03:21,541 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 06:03:21,542 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 06:03:21,545 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:03:20" (3/4) ... [2019-11-20 06:03:21,550 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 06:03:21,550 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 06:03:21,553 INFO L168 Benchmark]: Toolchain (without parser) took 2380.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 950.1 MB in the beginning and 1.0 GB in the end (delta: -52.9 MB). Peak memory consumption was 97.1 MB. Max. memory is 11.5 GB. [2019-11-20 06:03:21,554 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 06:03:21,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -188.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-20 06:03:21,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 06:03:21,557 INFO L168 Benchmark]: Boogie Preprocessor took 99.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 06:03:21,557 INFO L168 Benchmark]: RCFGBuilder took 818.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. [2019-11-20 06:03:21,559 INFO L168 Benchmark]: TraceAbstraction took 920.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2019-11-20 06:03:21,563 INFO L168 Benchmark]: Witness Printer took 9.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 06:03:21,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -188.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 818.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 920.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. * Witness Printer took 9.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 286]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 285. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] 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, }; [L60-L62] 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; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L276] double x = __VERIFIER_nondet_double(); [L277] double y = 1.0 / 0.0; [L260] __int32_t hx; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L262] ieee_double_shape_type gh_u; [L263] gh_u.value = (x) [L264] EXPR gh_u.parts.msw [L264] (hx) = gh_u.parts.msw [L266] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L280] isfinite_double(x) && isinf_double(y) [L246] __int32_t hx, lx; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L248] ieee_double_shape_type ew_u; [L249] ew_u.value = (x) [L250] EXPR ew_u.parts.msw [L250] (hx) = ew_u.parts.msw [L251] EXPR ew_u.parts.lsw [L251] (lx) = ew_u.parts.lsw [L253] hx &= 0x7fffffff [L254] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L255] hx = 0x7ff00000 - hx [L256] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L280] isfinite_double(x) && isinf_double(y) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L280] COND TRUE isfinite_double(x) && isinf_double(y) [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L148] ieee_double_shape_type ew_u; [L149] ew_u.value = (x) [L150] EXPR ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L153] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L155] ieee_double_shape_type ew_u; [L156] ew_u.value = (y) [L157] EXPR ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L160] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L282] double res = __ieee754_atan2(y, x); [L285] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L286] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 124 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 343 SDtfs, 0 SDslu, 163 SDs, 0 SdLazy, 5 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 502 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 06:03:23,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 06:03:23,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 06:03:23,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 06:03:23,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 06:03:23,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 06:03:23,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 06:03:23,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 06:03:23,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 06:03:23,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 06:03:23,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 06:03:23,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 06:03:23,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 06:03:23,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 06:03:23,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 06:03:23,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 06:03:23,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 06:03:23,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 06:03:23,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 06:03:23,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 06:03:23,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 06:03:23,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 06:03:23,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 06:03:23,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 06:03:23,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 06:03:23,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 06:03:23,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 06:03:23,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 06:03:23,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 06:03:23,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 06:03:23,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 06:03:23,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 06:03:23,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 06:03:23,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 06:03:23,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 06:03:23,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 06:03:23,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 06:03:23,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 06:03:23,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 06:03:23,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 06:03:23,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 06:03:23,313 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 06:03:23,327 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 06:03:23,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 06:03:23,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 06:03:23,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 06:03:23,328 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 06:03:23,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 06:03:23,329 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 06:03:23,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 06:03:23,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 06:03:23,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 06:03:23,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 06:03:23,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 06:03:23,330 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 06:03:23,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 06:03:23,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 06:03:23,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 06:03:23,331 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 06:03:23,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 06:03:23,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 06:03:23,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 06:03:23,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 06:03:23,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 06:03:23,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 06:03:23,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 06:03:23,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 06:03:23,334 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 06:03:23,334 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 06:03:23,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 06:03:23,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 06:03:23,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 06:03:23,335 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/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(__VERIFIER_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 -> 6f0e5ff08d8d375b1c12be7373d81b68e548344f [2019-11-20 06:03:23,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 06:03:23,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 06:03:23,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 06:03:23,695 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 06:03:23,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 06:03:23,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0684a.c [2019-11-20 06:03:23,750 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/fbe126a27/c34d544902c64ad6abb760149b837670/FLAGb6d6784fc [2019-11-20 06:03:24,146 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 06:03:24,147 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/sv-benchmarks/c/float-newlib/double_req_bl_0684a.c [2019-11-20 06:03:24,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/fbe126a27/c34d544902c64ad6abb760149b837670/FLAGb6d6784fc [2019-11-20 06:03:24,567 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/data/fbe126a27/c34d544902c64ad6abb760149b837670 [2019-11-20 06:03:24,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 06:03:24,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 06:03:24,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 06:03:24,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 06:03:24,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 06:03:24,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:24" (1/1) ... [2019-11-20 06:03:24,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b8747c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:24, skipping insertion in model container [2019-11-20 06:03:24,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:03:24" (1/1) ... [2019-11-20 06:03:24,585 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 06:03:24,627 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 06:03:24,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:03:24,998 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 06:03:25,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 06:03:25,099 INFO L192 MainTranslator]: Completed translation [2019-11-20 06:03:25,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25 WrapperNode [2019-11-20 06:03:25,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 06:03:25,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 06:03:25,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 06:03:25,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 06:03:25,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 06:03:25,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 06:03:25,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 06:03:25,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 06:03:25,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... [2019-11-20 06:03:25,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 06:03:25,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 06:03:25,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 06:03:25,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 06:03:25,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/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 [2019-11-20 06:03:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-20 06:03:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-20 06:03:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 06:03:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-11-20 06:03:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 06:03:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 06:03:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 06:03:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 06:03:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 06:04:02,768 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 06:04:02,769 INFO L285 CfgBuilder]: Removed 52 assume(true) statements. [2019-11-20 06:04:02,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:04:02 BoogieIcfgContainer [2019-11-20 06:04:02,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 06:04:02,771 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 06:04:02,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 06:04:02,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 06:04:02,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:03:24" (1/3) ... [2019-11-20 06:04:02,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e6f35f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:04:02, skipping insertion in model container [2019-11-20 06:04:02,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:03:25" (2/3) ... [2019-11-20 06:04:02,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e6f35f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:04:02, skipping insertion in model container [2019-11-20 06:04:02,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:04:02" (3/3) ... [2019-11-20 06:04:02,780 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0684a.c [2019-11-20 06:04:02,790 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 06:04:02,800 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 06:04:02,810 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 06:04:02,848 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 06:04:02,848 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 06:04:02,848 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 06:04:02,848 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 06:04:02,849 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 06:04:02,849 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 06:04:02,849 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 06:04:02,849 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 06:04:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states. [2019-11-20 06:04:02,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 06:04:02,876 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:02,877 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:02,878 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:02,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:02,884 INFO L82 PathProgramCache]: Analyzing trace with hash -617567418, now seen corresponding path program 1 times [2019-11-20 06:04:02,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:02,897 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2105039857] [2019-11-20 06:04:02,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/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 [2019-11-20 06:04:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:03,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-20 06:04:03,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:03,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:03,311 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 06:04:03,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:03,323 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2105039857] [2019-11-20 06:04:03,324 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:04:03,324 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-20 06:04:03,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337608408] [2019-11-20 06:04:03,330 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 06:04:03,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 06:04:03,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 06:04:03,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 06:04:03,342 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 2 states. [2019-11-20 06:04:03,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:04:03,372 INFO L93 Difference]: Finished difference Result 246 states and 412 transitions. [2019-11-20 06:04:03,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 06:04:03,374 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2019-11-20 06:04:03,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:04:03,384 INFO L225 Difference]: With dead ends: 246 [2019-11-20 06:04:03,385 INFO L226 Difference]: Without dead ends: 120 [2019-11-20 06:04:03,388 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 06:04:03,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-11-20 06:04:03,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2019-11-20 06:04:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2019-11-20 06:04:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 169 transitions. [2019-11-20 06:04:03,425 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 169 transitions. Word has length 15 [2019-11-20 06:04:03,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:04:03,425 INFO L462 AbstractCegarLoop]: Abstraction has 120 states and 169 transitions. [2019-11-20 06:04:03,425 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 06:04:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 169 transitions. [2019-11-20 06:04:03,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 06:04:03,426 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:03,427 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:03,627 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-20 06:04:03,628 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:03,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:03,628 INFO L82 PathProgramCache]: Analyzing trace with hash -397782484, now seen corresponding path program 1 times [2019-11-20 06:04:03,629 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:03,629 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [319881161] [2019-11-20 06:04:03,629 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/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 [2019-11-20 06:04:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:03,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 06:04:03,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:04,004 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 06:04:04,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:04,007 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [319881161] [2019-11-20 06:04:04,007 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:04:04,007 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-11-20 06:04:04,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367082040] [2019-11-20 06:04:04,009 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 06:04:04,009 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 06:04:04,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 06:04:04,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 06:04:04,010 INFO L87 Difference]: Start difference. First operand 120 states and 169 transitions. Second operand 3 states. [2019-11-20 06:04:04,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:04:04,043 INFO L93 Difference]: Finished difference Result 229 states and 326 transitions. [2019-11-20 06:04:04,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 06:04:04,044 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-11-20 06:04:04,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:04:04,046 INFO L225 Difference]: With dead ends: 229 [2019-11-20 06:04:04,046 INFO L226 Difference]: Without dead ends: 120 [2019-11-20 06:04:04,047 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 06:04:04,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-11-20 06:04:04,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2019-11-20 06:04:04,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2019-11-20 06:04:04,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 168 transitions. [2019-11-20 06:04:04,058 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 168 transitions. Word has length 18 [2019-11-20 06:04:04,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:04:04,059 INFO L462 AbstractCegarLoop]: Abstraction has 120 states and 168 transitions. [2019-11-20 06:04:04,059 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 06:04:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 168 transitions. [2019-11-20 06:04:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 06:04:04,060 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:04,060 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:04,266 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-20 06:04:04,267 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:04,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:04,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1006577033, now seen corresponding path program 1 times [2019-11-20 06:04:04,268 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:04,268 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390296933] [2019-11-20 06:04:04,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/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 [2019-11-20 06:04:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:04,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 26 conjunts are in the unsatisfiable core [2019-11-20 06:04:04,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:05,032 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:09,363 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 34 [2019-11-20 06:04:11,482 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2019-11-20 06:04:11,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:11,504 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2019-11-20 06:04:11,505 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:11,518 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:11,537 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:11,537 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2019-11-20 06:04:11,538 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:11,555 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:11,556 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 06:04:11,603 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:11,604 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-11-20 06:04:11,605 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:94, output treesize:55 [2019-11-20 06:04:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:11,854 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 06:04:12,021 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:12,052 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,053 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 61 [2019-11-20 06:04:12,081 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,081 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 41 [2019-11-20 06:04:12,082 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:12,097 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,115 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 25 [2019-11-20 06:04:12,116 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:12,140 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,141 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 06:04:12,162 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,163 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 44 [2019-11-20 06:04:12,183 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,183 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2019-11-20 06:04:12,184 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:12,204 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,204 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 06:04:12,239 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:12,240 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2019-11-20 06:04:12,240 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:108, output treesize:50 [2019-11-20 06:04:12,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:12,976 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:12,976 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:13,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:13,683 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-11-20 06:04:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:13,704 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390296933] [2019-11-20 06:04:13,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:04:13,705 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 12] imperfect sequences [] total 22 [2019-11-20 06:04:13,705 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506324037] [2019-11-20 06:04:13,706 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2019-11-20 06:04:13,706 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 06:04:13,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2019-11-20 06:04:13,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=401, Unknown=2, NotChecked=0, Total=462 [2019-11-20 06:04:13,708 INFO L87 Difference]: Start difference. First operand 120 states and 168 transitions. Second operand 22 states. [2019-11-20 06:04:18,807 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 32 [2019-11-20 06:04:19,054 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-11-20 06:04:19,258 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-11-20 06:04:23,897 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 54 [2019-11-20 06:04:26,079 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 59 [2019-11-20 06:04:28,400 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 73 [2019-11-20 06:04:30,604 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 78 [2019-11-20 06:04:31,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:04:31,180 INFO L93 Difference]: Finished difference Result 131 states and 183 transitions. [2019-11-20 06:04:31,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-20 06:04:31,195 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 22 [2019-11-20 06:04:31,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:04:31,197 INFO L225 Difference]: With dead ends: 131 [2019-11-20 06:04:31,197 INFO L226 Difference]: Without dead ends: 58 [2019-11-20 06:04:31,198 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 21.9s TimeCoverageRelationStatistics Valid=225, Invalid=765, Unknown=2, NotChecked=0, Total=992 [2019-11-20 06:04:31,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-11-20 06:04:31,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2019-11-20 06:04:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2019-11-20 06:04:31,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 70 transitions. [2019-11-20 06:04:31,208 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 70 transitions. Word has length 22 [2019-11-20 06:04:31,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:04:31,210 INFO L462 AbstractCegarLoop]: Abstraction has 58 states and 70 transitions. [2019-11-20 06:04:31,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 22 states. [2019-11-20 06:04:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2019-11-20 06:04:31,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 06:04:31,212 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:31,212 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:31,434 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-20 06:04:31,434 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:31,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:31,434 INFO L82 PathProgramCache]: Analyzing trace with hash -988344331, now seen corresponding path program 1 times [2019-11-20 06:04:31,435 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:31,435 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1345726971] [2019-11-20 06:04:31,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-20 06:04:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:31,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 06:04:31,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:32,179 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-11-20 06:04:32,469 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-11-20 06:04:32,791 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-11-20 06:04:32,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:32,796 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 06:04:34,207 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2019-11-20 06:04:34,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:34,210 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1345726971] [2019-11-20 06:04:34,210 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:04:34,211 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-20 06:04:34,211 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621667029] [2019-11-20 06:04:34,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 06:04:34,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 06:04:34,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 06:04:34,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-11-20 06:04:34,212 INFO L87 Difference]: Start difference. First operand 58 states and 70 transitions. Second operand 10 states. [2019-11-20 06:04:34,612 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-11-20 06:04:34,824 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-11-20 06:04:35,441 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-11-20 06:04:35,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:04:35,660 INFO L93 Difference]: Finished difference Result 62 states and 73 transitions. [2019-11-20 06:04:35,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 06:04:35,662 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 27 [2019-11-20 06:04:35,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:04:35,663 INFO L225 Difference]: With dead ends: 62 [2019-11-20 06:04:35,663 INFO L226 Difference]: Without dead ends: 56 [2019-11-20 06:04:35,663 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2019-11-20 06:04:35,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2019-11-20 06:04:35,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2019-11-20 06:04:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-20 06:04:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 67 transitions. [2019-11-20 06:04:35,674 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 67 transitions. Word has length 27 [2019-11-20 06:04:35,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:04:35,674 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 67 transitions. [2019-11-20 06:04:35,674 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 06:04:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2019-11-20 06:04:35,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 06:04:35,676 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:35,676 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:35,876 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-20 06:04:35,877 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:35,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:35,877 INFO L82 PathProgramCache]: Analyzing trace with hash 268335592, now seen corresponding path program 1 times [2019-11-20 06:04:35,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:35,878 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1270863006] [2019-11-20 06:04:35,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-11-20 06:04:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:36,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-20 06:04:36,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:36,352 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-11-20 06:04:36,601 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-11-20 06:04:36,951 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-11-20 06:04:36,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:36,955 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 06:04:38,857 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2019-11-20 06:04:38,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:38,860 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1270863006] [2019-11-20 06:04:38,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:04:38,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-20 06:04:38,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602179069] [2019-11-20 06:04:38,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-20 06:04:38,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 06:04:38,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-20 06:04:38,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-11-20 06:04:38,862 INFO L87 Difference]: Start difference. First operand 56 states and 67 transitions. Second operand 10 states. [2019-11-20 06:04:39,347 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-11-20 06:04:39,543 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-11-20 06:04:39,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:04:39,578 INFO L93 Difference]: Finished difference Result 60 states and 70 transitions. [2019-11-20 06:04:39,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 06:04:39,579 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 29 [2019-11-20 06:04:39,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:04:39,579 INFO L225 Difference]: With dead ends: 60 [2019-11-20 06:04:39,579 INFO L226 Difference]: Without dead ends: 50 [2019-11-20 06:04:39,580 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2019-11-20 06:04:39,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2019-11-20 06:04:39,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2019-11-20 06:04:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2019-11-20 06:04:39,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2019-11-20 06:04:39,600 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 29 [2019-11-20 06:04:39,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:04:39,600 INFO L462 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2019-11-20 06:04:39,601 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-20 06:04:39,601 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2019-11-20 06:04:39,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 06:04:39,602 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:39,602 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:39,814 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-20 06:04:39,815 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:39,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:39,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1159958932, now seen corresponding path program 1 times [2019-11-20 06:04:39,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:39,816 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1296142345] [2019-11-20 06:04:39,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2019-11-20 06:04:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:40,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-20 06:04:40,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:40,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:40,258 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 06:04:40,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:40,396 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1296142345] [2019-11-20 06:04:40,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:04:40,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-11-20 06:04:40,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033560553] [2019-11-20 06:04:40,397 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-20 06:04:40,397 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 06:04:40,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-20 06:04:40,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-11-20 06:04:40,398 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand 12 states. [2019-11-20 06:04:40,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:04:40,850 INFO L93 Difference]: Finished difference Result 55 states and 64 transitions. [2019-11-20 06:04:40,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 06:04:40,858 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 31 [2019-11-20 06:04:40,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:04:40,859 INFO L225 Difference]: With dead ends: 55 [2019-11-20 06:04:40,859 INFO L226 Difference]: Without dead ends: 33 [2019-11-20 06:04:40,860 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-11-20 06:04:40,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-20 06:04:40,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-20 06:04:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-20 06:04:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2019-11-20 06:04:40,865 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 33 transitions. Word has length 31 [2019-11-20 06:04:40,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:04:40,866 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 33 transitions. [2019-11-20 06:04:40,866 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-20 06:04:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2019-11-20 06:04:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 06:04:40,867 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:40,867 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:41,078 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-11-20 06:04:41,079 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:41,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:41,079 INFO L82 PathProgramCache]: Analyzing trace with hash 378053105, now seen corresponding path program 1 times [2019-11-20 06:04:41,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:41,080 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [356538022] [2019-11-20 06:04:41,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-11-20 06:04:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:41,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-20 06:04:41,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:41,516 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 06:04:41,540 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:41,634 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:41,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 06:04:41,867 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [356538022] [2019-11-20 06:04:41,867 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 06:04:41,867 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-11-20 06:04:41,868 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858259118] [2019-11-20 06:04:41,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-20 06:04:41,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 06:04:41,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-20 06:04:41,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2019-11-20 06:04:41,869 INFO L87 Difference]: Start difference. First operand 33 states and 33 transitions. Second operand 14 states. [2019-11-20 06:04:42,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 06:04:42,469 INFO L93 Difference]: Finished difference Result 38 states and 37 transitions. [2019-11-20 06:04:42,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 06:04:42,478 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 31 [2019-11-20 06:04:42,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 06:04:42,479 INFO L225 Difference]: With dead ends: 38 [2019-11-20 06:04:42,479 INFO L226 Difference]: Without dead ends: 33 [2019-11-20 06:04:42,479 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2019-11-20 06:04:42,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-20 06:04:42,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-20 06:04:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-20 06:04:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 32 transitions. [2019-11-20 06:04:42,485 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 32 transitions. Word has length 31 [2019-11-20 06:04:42,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 06:04:42,485 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 32 transitions. [2019-11-20 06:04:42,486 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-20 06:04:42,486 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 32 transitions. [2019-11-20 06:04:42,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 06:04:42,487 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 06:04:42,487 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 06:04:42,704 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-11-20 06:04:42,705 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 06:04:42,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 06:04:42,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1190282480, now seen corresponding path program 1 times [2019-11-20 06:04:42,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 06:04:42,710 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1235361533] [2019-11-20 06:04:42,712 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_458676e3-c9a4-4016-aa93-52e9d3253b6a/bin/uautomizer/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2019-11-20 06:04:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 06:04:44,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 50 conjunts are in the unsatisfiable core [2019-11-20 06:04:44,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 06:04:44,070 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:44,090 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:44,236 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-11-20 06:04:44,237 INFO L343 Elim1Store]: treesize reduction 57, result has 43.6 percent of original size [2019-11-20 06:04:44,237 INFO L377 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 5 case distinctions, treesize of input 70 treesize of output 99 [2019-11-20 06:04:44,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:44,238 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:44,238 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:44,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:44,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:44,240 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:44,606 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2019-11-20 06:04:44,606 INFO L567 ElimStorePlain]: treesize reduction 55, result has 71.5 percent of original size [2019-11-20 06:04:44,607 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 06:04:44,608 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-11-20 06:04:44,608 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:140, output treesize:138 [2019-11-20 06:04:44,609 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 06:04:44,685 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 06:04:45,165 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-11-20 06:04:45,167 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 06:04:45,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:45,402 INFO L237 Elim1Store]: Index analysis took 175 ms [2019-11-20 06:04:45,514 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:45,514 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 163 treesize of output 235 [2019-11-20 06:04:45,515 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:45,576 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:45,665 INFO L237 Elim1Store]: Index analysis took 121 ms [2019-11-20 06:04:45,751 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:45,752 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 163 treesize of output 235 [2019-11-20 06:04:45,753 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:45,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:46,104 INFO L237 Elim1Store]: Index analysis took 315 ms [2019-11-20 06:04:46,312 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2019-11-20 06:04:46,312 INFO L343 Elim1Store]: treesize reduction 24, result has 82.0 percent of original size [2019-11-20 06:04:46,312 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 165 treesize of output 262 [2019-11-20 06:04:46,314 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:46,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:46,499 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:46,499 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 160 treesize of output 232 [2019-11-20 06:04:46,500 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:49,595 WARN L191 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 256 DAG size of output: 229 [2019-11-20 06:04:49,596 INFO L567 ElimStorePlain]: treesize reduction 198, result has 76.3 percent of original size [2019-11-20 06:04:49,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,630 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,633 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,732 INFO L237 Elim1Store]: Index analysis took 111 ms [2019-11-20 06:04:49,757 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,758 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:04:49,763 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:49,764 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 156 treesize of output 175 [2019-11-20 06:04:49,765 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:49,797 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,800 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,803 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,806 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,808 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:49,906 INFO L237 Elim1Store]: Index analysis took 116 ms [2019-11-20 06:04:49,959 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:04:49,968 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:49,968 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 161 treesize of output 180 [2019-11-20 06:04:49,969 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:49,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,007 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,009 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,122 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:04:50,128 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:50,129 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 159 treesize of output 178 [2019-11-20 06:04:50,130 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:50,158 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,159 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,164 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,166 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:50,194 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:04:50,202 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:04:50,203 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 159 treesize of output 178 [2019-11-20 06:04:50,204 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:51,729 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2019-11-20 06:04:51,730 INFO L567 ElimStorePlain]: treesize reduction 54, result has 92.0 percent of original size [2019-11-20 06:04:51,731 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:51,732 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:51,734 INFO L496 ElimStorePlain]: Start of recursive call 1: 21 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 27 dim-0 vars, and 4 xjuncts. [2019-11-20 06:04:51,734 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 23 variables, input treesize:652, output treesize:620 [2019-11-20 06:04:51,735 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:51,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:51,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:51,737 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,359 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2019-11-20 06:04:52,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,369 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,556 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,777 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,778 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:52,778 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,040 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,041 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,042 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,042 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,306 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 06:04:53,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,308 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,311 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,312 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,313 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,314 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:04:53,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:54,185 INFO L237 Elim1Store]: Index analysis took 747 ms [2019-11-20 06:04:54,588 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2019-11-20 06:04:54,588 INFO L343 Elim1Store]: treesize reduction 16, result has 87.2 percent of original size [2019-11-20 06:04:54,589 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 184 treesize of output 281 [2019-11-20 06:04:54,590 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:54,788 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:55,092 INFO L237 Elim1Store]: Index analysis took 425 ms [2019-11-20 06:04:55,332 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2019-11-20 06:04:55,333 INFO L343 Elim1Store]: treesize reduction 16, result has 87.2 percent of original size [2019-11-20 06:04:55,333 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 179 treesize of output 276 [2019-11-20 06:04:55,334 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:55,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:56,147 INFO L237 Elim1Store]: Index analysis took 733 ms [2019-11-20 06:04:56,528 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2019-11-20 06:04:56,528 INFO L343 Elim1Store]: treesize reduction 48, result has 73.9 percent of original size [2019-11-20 06:04:56,528 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 186 treesize of output 308 [2019-11-20 06:04:56,529 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:04:56,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:04:56,690 INFO L237 Elim1Store]: Index analysis took 120 ms [2019-11-20 06:04:56,939 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2019-11-20 06:04:56,939 INFO L343 Elim1Store]: treesize reduction 16, result has 87.2 percent of original size [2019-11-20 06:04:56,940 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 182 treesize of output 279 [2019-11-20 06:04:56,941 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:07,032 WARN L191 SmtUtils]: Spent 10.09 s on a formula simplification. DAG size of input: 316 DAG size of output: 261 [2019-11-20 06:05:07,033 INFO L567 ElimStorePlain]: treesize reduction 302, result has 69.0 percent of original size [2019-11-20 06:05:07,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,070 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,076 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,084 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,090 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,093 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,096 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,107 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,110 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,354 INFO L237 Elim1Store]: Index analysis took 294 ms [2019-11-20 06:05:07,500 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:07,526 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:07,527 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 168 treesize of output 211 [2019-11-20 06:05:07,528 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:07,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,577 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,580 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,586 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,594 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,602 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,614 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,626 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:07,894 INFO L237 Elim1Store]: Index analysis took 337 ms [2019-11-20 06:05:08,032 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:08,058 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:08,058 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 170 treesize of output 213 [2019-11-20 06:05:08,059 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:08,103 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,119 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,135 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,147 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,155 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,435 INFO L237 Elim1Store]: Index analysis took 339 ms [2019-11-20 06:05:08,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,536 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:08,563 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:08,563 INFO L377 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 4 case distinctions, treesize of input 168 treesize of output 211 [2019-11-20 06:05:08,564 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:08,603 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,605 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,610 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,613 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,615 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,618 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,620 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:08,698 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:08,722 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:08,722 INFO L377 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 4 case distinctions, treesize of input 165 treesize of output 208 [2019-11-20 06:05:08,723 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:10,910 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 295 DAG size of output: 268 [2019-11-20 06:05:10,910 INFO L567 ElimStorePlain]: treesize reduction 111, result has 86.1 percent of original size [2019-11-20 06:05:10,911 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:10,912 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:10,913 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:10,914 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:10,916 INFO L496 ElimStorePlain]: Start of recursive call 1: 30 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 39 dim-0 vars, and 4 xjuncts. [2019-11-20 06:05:10,916 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 32 variables, input treesize:732, output treesize:688 [2019-11-20 06:05:10,916 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:10,917 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:10,918 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:10,918 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:15,726 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 348 [2019-11-20 06:05:15,729 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:15,731 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:15,732 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:15,733 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:18,213 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:18,214 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:18,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:18,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:20,794 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:20,795 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:20,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:20,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:23,274 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:23,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:23,276 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:23,277 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:28,721 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification. DAG size of input: 365 DAG size of output: 309 [2019-11-20 06:05:28,726 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 06:05:28,803 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:30,121 INFO L237 Elim1Store]: Index analysis took 1329 ms [2019-11-20 06:05:30,622 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 60 [2019-11-20 06:05:30,622 INFO L343 Elim1Store]: treesize reduction 56, result has 70.8 percent of original size [2019-11-20 06:05:30,623 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 190 treesize of output 312 [2019-11-20 06:05:30,624 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:30,813 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:31,486 INFO L237 Elim1Store]: Index analysis took 806 ms [2019-11-20 06:05:31,872 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2019-11-20 06:05:31,872 INFO L343 Elim1Store]: treesize reduction 24, result has 82.0 percent of original size [2019-11-20 06:05:31,873 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 188 treesize of output 285 [2019-11-20 06:05:31,874 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:31,988 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:32,371 INFO L237 Elim1Store]: Index analysis took 448 ms [2019-11-20 06:05:32,647 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2019-11-20 06:05:32,647 INFO L343 Elim1Store]: treesize reduction 24, result has 82.0 percent of original size [2019-11-20 06:05:32,648 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 186 treesize of output 283 [2019-11-20 06:05:32,649 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:32,823 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:32,914 INFO L237 Elim1Store]: Index analysis took 207 ms [2019-11-20 06:05:33,220 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2019-11-20 06:05:33,221 INFO L343 Elim1Store]: treesize reduction 24, result has 82.0 percent of original size [2019-11-20 06:05:33,221 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 183 treesize of output 280 [2019-11-20 06:05:33,222 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:45,199 WARN L191 SmtUtils]: Spent 11.98 s on a formula simplification. DAG size of input: 324 DAG size of output: 280 [2019-11-20 06:05:45,200 INFO L567 ElimStorePlain]: treesize reduction 254, result has 74.3 percent of original size [2019-11-20 06:05:45,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,268 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,536 INFO L237 Elim1Store]: Index analysis took 289 ms [2019-11-20 06:05:45,658 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,659 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:45,712 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:45,712 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 181 treesize of output 244 [2019-11-20 06:05:45,713 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:45,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,773 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,776 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,780 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,786 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:45,808 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,169 INFO L237 Elim1Store]: Index analysis took 414 ms [2019-11-20 06:05:46,336 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:46,383 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:46,383 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 186 treesize of output 249 [2019-11-20 06:05:46,384 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:46,409 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,411 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,414 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,429 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,432 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,434 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,592 INFO L237 Elim1Store]: Index analysis took 185 ms [2019-11-20 06:05:46,667 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:46,713 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:46,714 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 184 treesize of output 247 [2019-11-20 06:05:46,715 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:46,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,767 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,770 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,774 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,777 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,791 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,795 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,880 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:46,880 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:05:46,926 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:05:46,927 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 5 case distinctions, treesize of input 184 treesize of output 247 [2019-11-20 06:05:46,928 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:49,827 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 326 DAG size of output: 291 [2019-11-20 06:05:49,828 INFO L567 ElimStorePlain]: treesize reduction 160, result has 82.8 percent of original size [2019-11-20 06:05:49,828 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,829 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,829 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,830 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,830 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,831 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,832 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,834 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,836 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,836 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,839 INFO L496 ElimStorePlain]: Start of recursive call 1: 34 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 43 dim-0 vars, and 4 xjuncts. [2019-11-20 06:05:49,839 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 36 variables, input treesize:748, output treesize:768 [2019-11-20 06:05:49,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,842 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,842 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,843 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,844 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,844 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,845 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,845 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,846 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,848 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:49,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:05:50,233 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-20 06:05:50,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:50,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:50,844 INFO L237 Elim1Store]: Index analysis took 557 ms [2019-11-20 06:05:51,127 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-11-20 06:05:51,127 INFO L343 Elim1Store]: treesize reduction 16, result has 84.9 percent of original size [2019-11-20 06:05:51,128 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 209 treesize of output 292 [2019-11-20 06:05:51,129 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:51,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:51,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:51,897 INFO L237 Elim1Store]: Index analysis took 707 ms [2019-11-20 06:05:52,219 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-11-20 06:05:52,220 INFO L343 Elim1Store]: treesize reduction 16, result has 84.9 percent of original size [2019-11-20 06:05:52,220 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 211 treesize of output 294 [2019-11-20 06:05:52,222 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:52,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:52,365 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:52,992 INFO L237 Elim1Store]: Index analysis took 710 ms [2019-11-20 06:05:53,417 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2019-11-20 06:05:53,418 INFO L343 Elim1Store]: treesize reduction 40, result has 75.8 percent of original size [2019-11-20 06:05:53,418 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 213 treesize of output 329 [2019-11-20 06:05:53,419 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:05:53,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:53,507 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:05:53,698 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-11-20 06:05:53,698 INFO L343 Elim1Store]: treesize reduction 16, result has 84.9 percent of original size [2019-11-20 06:05:53,699 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 206 treesize of output 289 [2019-11-20 06:05:53,700 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 06:06:08,442 WARN L191 SmtUtils]: Spent 14.74 s on a formula simplification. DAG size of input: 340 DAG size of output: 286 [2019-11-20 06:06:08,443 INFO L567 ElimStorePlain]: treesize reduction 252, result has 76.1 percent of original size [2019-11-20 06:06:08,460 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,463 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,473 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,562 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,566 INFO L237 Elim1Store]: Index analysis took 107 ms [2019-11-20 06:06:08,588 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,588 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:08,658 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:08,659 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 201 treesize of output 385 [2019-11-20 06:06:08,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,661 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,661 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,661 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,662 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,663 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,663 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,664 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,665 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,665 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,666 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,666 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,667 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,667 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,668 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:08,684 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,686 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,695 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,697 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,699 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,701 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,702 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:08,735 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,737 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,742 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,744 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,748 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,751 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,753 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,759 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,761 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,764 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:08,765 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:08,800 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:08,801 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 13 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 7 case distinctions, treesize of input 188 treesize of output 140 [2019-11-20 06:06:08,801 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 06:06:09,214 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 123 [2019-11-20 06:06:09,214 INFO L567 ElimStorePlain]: treesize reduction 28, result has 87.7 percent of original size [2019-11-20 06:06:09,214 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 06:06:09,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,316 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,322 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,329 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,349 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:09,363 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:10,641 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:10,685 INFO L237 Elim1Store]: Index analysis took 1424 ms [2019-11-20 06:06:10,975 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:11,041 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:11,041 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 203 treesize of output 387 [2019-11-20 06:06:11,043 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,043 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,048 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,049 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,050 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,051 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,051 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,052 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:11,102 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,122 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,211 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,306 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,327 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,381 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,382 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:11,430 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,458 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,497 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,505 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,520 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,547 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,547 INFO L237 Elim1Store]: Index analysis took 122 ms [2019-11-20 06:06:11,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:11,560 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:11,585 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:11,585 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 13 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 7 case distinctions, treesize of input 188 treesize of output 122 [2019-11-20 06:06:11,586 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-20 06:06:11,979 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 124 [2019-11-20 06:06:11,979 INFO L567 ElimStorePlain]: treesize reduction 28, result has 88.0 percent of original size [2019-11-20 06:06:11,980 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 06:06:12,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,056 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,069 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,105 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,117 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,153 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,161 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:12,173 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:13,583 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:13,628 INFO L237 Elim1Store]: Index analysis took 1597 ms [2019-11-20 06:06:13,862 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:13,927 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:13,927 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 201 treesize of output 385 [2019-11-20 06:06:13,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,933 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:13,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,071 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,079 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,088 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,099 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,113 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,127 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,170 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,218 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,218 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:14,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,298 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,341 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,351 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,377 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,387 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,387 INFO L237 Elim1Store]: Index analysis took 116 ms [2019-11-20 06:06:14,395 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,395 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:14,420 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:14,421 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 7 case distinctions, treesize of input 179 treesize of output 127 [2019-11-20 06:06:14,422 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-11-20 06:06:14,819 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 123 [2019-11-20 06:06:14,819 INFO L567 ElimStorePlain]: treesize reduction 31, result has 86.6 percent of original size [2019-11-20 06:06:14,819 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 06:06:14,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,850 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,852 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,855 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,857 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,859 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,862 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,868 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,878 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:14,929 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:14,991 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:14,992 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 198 treesize of output 382 [2019-11-20 06:06:14,993 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,995 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,996 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,996 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,997 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,998 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,998 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,999 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:14,999 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:15,000 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:15,000 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:15,001 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:15,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,023 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,036 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,040 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,042 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,043 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:15,045 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,047 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,080 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,084 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,089 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,100 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,103 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,110 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:06:15,114 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:06:15,156 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:15,156 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 12 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 7 case distinctions, treesize of input 193 treesize of output 137 [2019-11-20 06:06:15,157 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-11-20 06:06:15,510 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 121 [2019-11-20 06:06:15,510 INFO L567 ElimStorePlain]: treesize reduction 31, result has 86.6 percent of original size [2019-11-20 06:06:15,511 INFO L496 ElimStorePlain]: Start of recursive call 12: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-20 06:06:16,911 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 307 [2019-11-20 06:06:16,912 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:06:16,912 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,913 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,913 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,915 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,915 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,917 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,917 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,918 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,919 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,922 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,923 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,924 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,924 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,926 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,926 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,929 INFO L496 ElimStorePlain]: Start of recursive call 1: 34 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 43 dim-0 vars, and 4 xjuncts. [2019-11-20 06:06:16,929 INFO L221 ElimStorePlain]: Needed 13 recursive calls to eliminate 36 variables, input treesize:840, output treesize:806 [2019-11-20 06:06:16,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,933 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,933 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:16,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,824 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 398 [2019-11-20 06:06:22,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,828 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,828 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,832 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,834 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,835 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,836 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,836 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:22,848 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:06:49,822 WARN L191 SmtUtils]: Spent 23.98 s on a formula simplification. DAG size of input: 426 DAG size of output: 404 [2019-11-20 06:06:59,648 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-11-20 06:07:01,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:04,127 INFO L237 Elim1Store]: Index analysis took 4248 ms [2019-11-20 06:07:05,128 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2019-11-20 06:07:05,128 INFO L343 Elim1Store]: treesize reduction 48, result has 73.9 percent of original size [2019-11-20 06:07:05,128 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 191 treesize of output 313 [2019-11-20 06:07:05,129 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 06:07:06,739 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:09,295 INFO L237 Elim1Store]: Index analysis took 3345 ms [2019-11-20 06:07:10,813 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 71 [2019-11-20 06:07:10,813 INFO L343 Elim1Store]: treesize reduction 88, result has 64.9 percent of original size [2019-11-20 06:07:10,814 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 23 case distinctions, treesize of input 195 treesize of output 342 [2019-11-20 06:07:10,815 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:07:11,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:14,711 INFO L237 Elim1Store]: Index analysis took 3615 ms [2019-11-20 06:07:15,314 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 60 [2019-11-20 06:07:15,314 INFO L343 Elim1Store]: treesize reduction 56, result has 70.8 percent of original size [2019-11-20 06:07:15,314 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 17 case distinctions, treesize of input 205 treesize of output 327 [2019-11-20 06:07:15,315 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:07:15,612 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:15,959 INFO L237 Elim1Store]: Index analysis took 535 ms [2019-11-20 06:07:16,295 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2019-11-20 06:07:16,296 INFO L343 Elim1Store]: treesize reduction 24, result has 82.0 percent of original size [2019-11-20 06:07:16,296 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 198 treesize of output 295 [2019-11-20 06:07:16,297 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 06:07:17,135 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:19,319 INFO L237 Elim1Store]: Index analysis took 2871 ms [2019-11-20 06:07:20,164 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2019-11-20 06:07:20,165 INFO L343 Elim1Store]: treesize reduction 48, result has 73.9 percent of original size [2019-11-20 06:07:20,165 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 193 treesize of output 315 [2019-11-20 06:07:20,166 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 06:07:20,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:21,233 INFO L237 Elim1Store]: Index analysis took 955 ms [2019-11-20 06:07:21,669 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2019-11-20 06:07:21,669 INFO L343 Elim1Store]: treesize reduction 48, result has 73.9 percent of original size [2019-11-20 06:07:21,670 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 16 case distinctions, treesize of input 188 treesize of output 310 [2019-11-20 06:07:21,670 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 06:07:21,960 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:22,370 INFO L237 Elim1Store]: Index analysis took 565 ms [2019-11-20 06:07:22,699 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2019-11-20 06:07:22,700 INFO L343 Elim1Store]: treesize reduction 24, result has 82.0 percent of original size [2019-11-20 06:07:22,700 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 198 treesize of output 295 [2019-11-20 06:07:22,701 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 06:07:23,842 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:07:23,842 INFO L237 Elim1Store]: Index analysis took 882 ms [2019-11-20 06:07:24,439 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2019-11-20 06:07:24,439 INFO L343 Elim1Store]: treesize reduction 24, result has 82.0 percent of original size [2019-11-20 06:07:24,439 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 200 treesize of output 297 [2019-11-20 06:07:24,440 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:35,166 WARN L191 SmtUtils]: Spent 1.18 m on a formula simplification. DAG size of input: 662 DAG size of output: 572 [2019-11-20 06:08:35,167 INFO L567 ElimStorePlain]: treesize reduction 564, result has 73.3 percent of original size [2019-11-20 06:08:35,224 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,276 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,294 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,318 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,327 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,335 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,359 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:35,936 INFO L237 Elim1Store]: Index analysis took 720 ms [2019-11-20 06:08:36,088 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,088 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:36,138 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:36,138 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 17 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 189 treesize of output 251 [2019-11-20 06:08:36,139 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:36,201 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,211 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,216 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,221 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,226 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,230 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,240 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,575 INFO L237 Elim1Store]: Index analysis took 386 ms [2019-11-20 06:08:36,653 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:36,698 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:36,699 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 186 treesize of output 248 [2019-11-20 06:08:36,699 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:36,778 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,787 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,796 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,804 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,830 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,839 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,848 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,873 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,882 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,907 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:36,916 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,526 INFO L237 Elim1Store]: Index analysis took 756 ms [2019-11-20 06:08:37,687 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,687 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:37,736 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:37,736 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 189 treesize of output 251 [2019-11-20 06:08:37,737 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:37,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,806 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,811 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,816 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,821 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,826 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,831 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:37,846 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,153 INFO L237 Elim1Store]: Index analysis took 364 ms [2019-11-20 06:08:38,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,235 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:38,259 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:38,259 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 196 treesize of output 234 [2019-11-20 06:08:38,260 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:38,324 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,345 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,368 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,375 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,396 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,404 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,820 INFO L237 Elim1Store]: Index analysis took 502 ms [2019-11-20 06:08:38,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:38,937 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:38,964 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:38,964 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 201 treesize of output 239 [2019-11-20 06:08:38,965 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:39,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,054 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,062 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,069 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,077 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,092 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,114 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,121 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,129 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,150 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,653 INFO L237 Elim1Store]: Index analysis took 629 ms [2019-11-20 06:08:39,778 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:39,828 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:39,829 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 191 treesize of output 253 [2019-11-20 06:08:39,829 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:39,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,925 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,934 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,944 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,953 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,989 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:39,998 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,541 INFO L237 Elim1Store]: Index analysis took 659 ms [2019-11-20 06:08:40,690 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,691 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:40,719 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:40,719 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 13 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 196 treesize of output 238 [2019-11-20 06:08:40,720 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:40,782 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,807 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,816 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,825 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,834 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,843 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,870 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,879 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:08:40,879 INFO L237 Elim1Store]: Index analysis took 105 ms [2019-11-20 06:08:41,018 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:08:41,046 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:08:41,046 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 196 treesize of output 238 [2019-11-20 06:08:41,047 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-11-20 06:08:51,196 WARN L191 SmtUtils]: Spent 10.15 s on a formula simplification. DAG size of input: 659 DAG size of output: 594 [2019-11-20 06:08:51,197 INFO L567 ElimStorePlain]: treesize reduction 274, result has 85.0 percent of original size [2019-11-20 06:08:51,197 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,198 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,198 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,209 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,211 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,211 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,212 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,213 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,214 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,219 INFO L496 ElimStorePlain]: Start of recursive call 1: 80 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 94 dim-0 vars, and 8 xjuncts. [2019-11-20 06:08:51,220 INFO L221 ElimStorePlain]: Needed 17 recursive calls to eliminate 82 variables, input treesize:1569, output treesize:1558 [2019-11-20 06:08:51,220 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,221 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,221 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,224 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,225 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,225 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,225 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,226 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,229 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,231 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,232 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,232 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,235 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,235 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,236 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,236 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,238 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,238 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:08:51,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,400 WARN L191 SmtUtils]: Spent 2.20 m on a formula simplification that was a NOOP. DAG size: 758 [2019-11-20 06:11:11,408 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,411 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,411 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,412 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,412 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,413 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,414 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,415 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,416 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,416 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,419 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,420 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,420 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,422 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,422 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,423 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,424 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,424 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,426 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,426 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,428 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:11,430 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:23,078 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-11-20 06:11:23,397 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:23,634 INFO L237 Elim1Store]: Index analysis took 463 ms [2019-11-20 06:11:23,693 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:23,693 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 192 treesize of output 238 [2019-11-20 06:11:23,694 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:24,082 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:24,894 INFO L237 Elim1Store]: Index analysis took 1115 ms [2019-11-20 06:11:24,992 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:24,993 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 199 treesize of output 283 [2019-11-20 06:11:24,994 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:25,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:25,843 INFO L237 Elim1Store]: Index analysis took 765 ms [2019-11-20 06:11:25,945 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:25,945 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 187 treesize of output 263 [2019-11-20 06:11:25,946 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:26,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:26,396 INFO L237 Elim1Store]: Index analysis took 378 ms [2019-11-20 06:11:26,449 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:26,449 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 192 treesize of output 238 [2019-11-20 06:11:26,450 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:27,031 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:28,261 INFO L237 Elim1Store]: Index analysis took 1719 ms [2019-11-20 06:11:28,426 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-11-20 06:11:28,426 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:28,427 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 17 case distinctions, treesize of input 189 treesize of output 311 [2019-11-20 06:11:28,428 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:28,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:29,015 INFO L237 Elim1Store]: Index analysis took 524 ms [2019-11-20 06:11:29,103 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:29,104 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 194 treesize of output 240 [2019-11-20 06:11:29,105 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:29,785 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:30,463 INFO L237 Elim1Store]: Index analysis took 1270 ms [2019-11-20 06:11:30,573 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-11-20 06:11:30,573 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:30,574 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 185 treesize of output 261 [2019-11-20 06:11:30,575 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:30,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:31,068 INFO L237 Elim1Store]: Index analysis took 434 ms [2019-11-20 06:11:31,158 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:31,158 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 182 treesize of output 258 [2019-11-20 06:11:31,159 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:36,831 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 616 [2019-11-20 06:11:36,832 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:36,893 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:36,915 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:36,936 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:37,382 INFO L237 Elim1Store]: Index analysis took 495 ms [2019-11-20 06:11:37,497 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:37,526 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:37,526 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 187 treesize of output 229 [2019-11-20 06:11:37,527 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:37,609 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:37,617 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:37,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:38,226 INFO L237 Elim1Store]: Index analysis took 639 ms [2019-11-20 06:11:38,365 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:38,394 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:38,394 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 4 case distinctions, treesize of input 184 treesize of output 229 [2019-11-20 06:11:38,395 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:38,469 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:38,479 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:38,549 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:39,355 INFO L237 Elim1Store]: Index analysis took 895 ms [2019-11-20 06:11:39,528 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:39,559 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:39,560 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 4 case distinctions, treesize of input 187 treesize of output 232 [2019-11-20 06:11:39,560 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:39,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:39,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:39,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:40,339 INFO L237 Elim1Store]: Index analysis took 712 ms [2019-11-20 06:11:40,491 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:40,518 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:40,519 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 187 treesize of output 225 [2019-11-20 06:11:40,520 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:40,601 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:40,610 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:40,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:41,313 INFO L237 Elim1Store]: Index analysis took 739 ms [2019-11-20 06:11:41,478 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:41,507 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:41,508 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 4 case distinctions, treesize of input 187 treesize of output 232 [2019-11-20 06:11:41,509 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:41,573 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:41,579 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:41,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:41,920 INFO L237 Elim1Store]: Index analysis took 363 ms [2019-11-20 06:11:42,011 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,012 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:42,040 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:42,040 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 199 treesize of output 237 [2019-11-20 06:11:42,041 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:42,098 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,103 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,128 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,477 INFO L237 Elim1Store]: Index analysis took 393 ms [2019-11-20 06:11:42,574 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:42,603 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:42,604 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 4 case distinctions, treesize of input 196 treesize of output 241 [2019-11-20 06:11:42,604 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:42,666 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,677 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-20 06:11:42,866 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-20 06:11:42,895 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-20 06:11:42,896 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 187 treesize of output 229 [2019-11-20 06:11:42,897 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-11-20 06:11:53,828 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 682 DAG size of output: 630 [2019-11-20 06:11:53,829 INFO L567 ElimStorePlain]: treesize reduction 226, result has 87.0 percent of original size [2019-11-20 06:11:53,829 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,831 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,834 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,835 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,842 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,844 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,846 INFO L496 ElimStorePlain]: Start of recursive call 1: 80 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 94 dim-0 vars, and 8 xjuncts. [2019-11-20 06:11:53,847 INFO L221 ElimStorePlain]: Needed 17 recursive calls to eliminate 82 variables, input treesize:1521, output treesize:1509 [2019-11-20 06:11:53,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,848 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,850 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,851 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,852 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:11:53,854 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 06:12:51,342 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-11-20 06:12:51,543 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-11-20 06:12:51,544 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:221) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:100) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.UndoableWrapperScript.pop(UndoableWrapperScript.java:59) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:67) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:118) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:178) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:162) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:132) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:576) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:291) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:177) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 50 more [2019-11-20 06:12:51,547 INFO L168 Benchmark]: Toolchain (without parser) took 566976.86 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.0 MB). Free memory was 961.8 MB in the beginning and 1.0 GB in the end (delta: -39.1 MB). Peak memory consumption was 197.9 MB. Max. memory is 11.5 GB. [2019-11-20 06:12:51,547 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 06:12:51,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 527.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-20 06:12:51,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 06:12:51,548 INFO L168 Benchmark]: Boogie Preprocessor took 105.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 06:12:51,548 INFO L168 Benchmark]: RCFGBuilder took 37495.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 11.5 GB. [2019-11-20 06:12:51,549 INFO L168 Benchmark]: TraceAbstraction took 528775.03 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 128.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.2 MB). Peak memory consumption was 131.7 MB. Max. memory is 11.5 GB. [2019-11-20 06:12:51,550 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 527.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 37495.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 528775.03 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 128.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.2 MB). Peak memory consumption was 131.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...