/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 10:06:01,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 10:06:01,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 10:06:01,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 10:06:01,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 10:06:01,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 10:06:01,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 10:06:01,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 10:06:01,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 10:06:01,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 10:06:01,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 10:06:01,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 10:06:01,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 10:06:01,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 10:06:01,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 10:06:01,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 10:06:01,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 10:06:01,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 10:06:01,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 10:06:01,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 10:06:01,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 10:06:01,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 10:06:01,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 10:06:01,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 10:06:01,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 10:06:01,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 10:06:01,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 10:06:01,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 10:06:02,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 10:06:02,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 10:06:02,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 10:06:02,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 10:06:02,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 10:06:02,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 10:06:02,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 10:06:02,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 10:06:02,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 10:06:02,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 10:06:02,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 10:06:02,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 10:06:02,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 10:06:02,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 10:06:02,079 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 10:06:02,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 10:06:02,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 10:06:02,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 10:06:02,086 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 10:06:02,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 10:06:02,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 10:06:02,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 10:06:02,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 10:06:02,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 10:06:02,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 10:06:02,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 10:06:02,089 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 10:06:02,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 10:06:02,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 10:06:02,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 10:06:02,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 10:06:02,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 10:06:02,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 10:06:02,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 10:06:02,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 10:06:02,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 10:06:02,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 10:06:02,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 10:06:02,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 10:06:02,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 10:06:02,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 10:06:02,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 10:06:02,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 10:06:02,536 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 10:06:02,537 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 10:06:02,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2020-12-23 10:06:02,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/81fd27752/d0171189275f4309b05cf3b95dbce63e/FLAG455046872 [2020-12-23 10:06:03,336 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 10:06:03,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2020-12-23 10:06:03,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/81fd27752/d0171189275f4309b05cf3b95dbce63e/FLAG455046872 [2020-12-23 10:06:03,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/81fd27752/d0171189275f4309b05cf3b95dbce63e [2020-12-23 10:06:03,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 10:06:03,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 10:06:03,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 10:06:03,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 10:06:03,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 10:06:03,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 10:06:03" (1/1) ... [2020-12-23 10:06:03,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dded8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:03, skipping insertion in model container [2020-12-23 10:06:03,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 10:06:03" (1/1) ... [2020-12-23 10:06:03,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 10:06:03,452 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~newmax1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~r2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~newmax2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~r3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~newmax3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~r4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~newmax4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r121~0,] left hand side expression in assignment: lhs: VariableLHS[~r131~0,] left hand side expression in assignment: lhs: VariableLHS[~r141~0,] left hand side expression in assignment: lhs: VariableLHS[~r211~0,] left hand side expression in assignment: lhs: VariableLHS[~r231~0,] left hand side expression in assignment: lhs: VariableLHS[~r241~0,] left hand side expression in assignment: lhs: VariableLHS[~r311~0,] left hand side expression in assignment: lhs: VariableLHS[~r321~0,] left hand side expression in assignment: lhs: VariableLHS[~r341~0,] left hand side expression in assignment: lhs: VariableLHS[~r411~0,] left hand side expression in assignment: lhs: VariableLHS[~r421~0,] left hand side expression in assignment: lhs: VariableLHS[~r431~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~r122~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~r132~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~r142~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~r212~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~r232~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~r242~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~r312~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~r322~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~r342~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~r412~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~r422~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~r432~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~r123~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~r133~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~r143~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~r213~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~r233~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~r243~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~r313~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~r323~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~r343~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~r413~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~r423~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~r433~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~c1~0,] left hand side expression in assignment: lhs: VariableLHS[~ep12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep13~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep14~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep31~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep32~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep34~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep41~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep42~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep43~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i2~0,] left hand side expression in assignment: lhs: VariableLHS[~p12_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i2~0,] left hand side expression in assignment: lhs: VariableLHS[~p12_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~c1~0,] [2020-12-23 10:06:03,829 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c[30998,31011] [2020-12-23 10:06:03,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 10:06:03,845 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~0,] left hand side expression in assignment: lhs: VariableLHS[~newmax1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~r2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~1,] left hand side expression in assignment: lhs: VariableLHS[~newmax2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~r3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~2,] left hand side expression in assignment: lhs: VariableLHS[~newmax3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~r4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax~3,] left hand side expression in assignment: lhs: VariableLHS[~newmax4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r121~0,] left hand side expression in assignment: lhs: VariableLHS[~r131~0,] left hand side expression in assignment: lhs: VariableLHS[~r141~0,] left hand side expression in assignment: lhs: VariableLHS[~r211~0,] left hand side expression in assignment: lhs: VariableLHS[~r231~0,] left hand side expression in assignment: lhs: VariableLHS[~r241~0,] left hand side expression in assignment: lhs: VariableLHS[~r311~0,] left hand side expression in assignment: lhs: VariableLHS[~r321~0,] left hand side expression in assignment: lhs: VariableLHS[~r341~0,] left hand side expression in assignment: lhs: VariableLHS[~r411~0,] left hand side expression in assignment: lhs: VariableLHS[~r421~0,] left hand side expression in assignment: lhs: VariableLHS[~r431~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~r122~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~r132~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~r142~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~r212~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~r232~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~r242~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~r312~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~r322~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~r342~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~r412~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~r422~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~r432~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___11~0,] left hand side expression in assignment: lhs: VariableLHS[~r123~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___12~0,] left hand side expression in assignment: lhs: VariableLHS[~r133~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___13~0,] left hand side expression in assignment: lhs: VariableLHS[~r143~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___14~0,] left hand side expression in assignment: lhs: VariableLHS[~r213~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___15~0,] left hand side expression in assignment: lhs: VariableLHS[~r233~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___16~0,] left hand side expression in assignment: lhs: VariableLHS[~r243~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___17~0,] left hand side expression in assignment: lhs: VariableLHS[~r313~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___18~0,] left hand side expression in assignment: lhs: VariableLHS[~r323~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___19~0,] left hand side expression in assignment: lhs: VariableLHS[~r343~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___20~0,] left hand side expression in assignment: lhs: VariableLHS[~r413~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___21~0,] left hand side expression in assignment: lhs: VariableLHS[~r423~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___22~0,] left hand side expression in assignment: lhs: VariableLHS[~r433~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~c1~0,] left hand side expression in assignment: lhs: VariableLHS[~ep12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep13~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep14~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep31~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep32~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep34~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep41~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep42~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~ep43~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nl4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~m4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~max4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~newmax4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i2~0,] left hand side expression in assignment: lhs: VariableLHS[~p12_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~i2~0,] left hand side expression in assignment: lhs: VariableLHS[~p12_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p12_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p13_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p14_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p21_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p23_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p24_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p31_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p32_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p34_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p41_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p42_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p43_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~c1~0,] [2020-12-23 10:06:04,034 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c[30998,31011] [2020-12-23 10:06:04,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 10:06:04,082 INFO L208 MainTranslator]: Completed translation [2020-12-23 10:06:04,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04 WrapperNode [2020-12-23 10:06:04,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 10:06:04,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 10:06:04,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 10:06:04,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 10:06:04,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 10:06:04,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 10:06:04,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 10:06:04,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 10:06:04,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... [2020-12-23 10:06:04,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 10:06:04,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 10:06:04,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 10:06:04,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 10:06:04,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 10:06:04,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 10:06:04,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 10:06:04,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 10:06:04,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 10:06:06,058 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 10:06:06,058 INFO L299 CfgBuilder]: Removed 21 assume(true) statements. [2020-12-23 10:06:06,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 10:06:06 BoogieIcfgContainer [2020-12-23 10:06:06,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 10:06:06,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 10:06:06,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 10:06:06,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 10:06:06,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 10:06:03" (1/3) ... [2020-12-23 10:06:06,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53feb078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 10:06:06, skipping insertion in model container [2020-12-23 10:06:06,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:06:04" (2/3) ... [2020-12-23 10:06:06,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53feb078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 10:06:06, skipping insertion in model container [2020-12-23 10:06:06,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 10:06:06" (3/3) ... [2020-12-23 10:06:06,070 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2020-12-23 10:06:06,076 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 10:06:06,087 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 10:06:06,105 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 10:06:06,134 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 10:06:06,134 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 10:06:06,134 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 10:06:06,134 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 10:06:06,134 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 10:06:06,134 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 10:06:06,135 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 10:06:06,135 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 10:06:06,160 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states. [2020-12-23 10:06:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-23 10:06:06,175 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:06,176 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:06,176 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:06,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:06,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1105173396, now seen corresponding path program 1 times [2020-12-23 10:06:06,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:06,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178269366] [2020-12-23 10:06:06,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:06,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:06,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178269366] [2020-12-23 10:06:06,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:06,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 10:06:06,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035215148] [2020-12-23 10:06:06,615 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 10:06:06,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:06,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 10:06:06,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 10:06:06,635 INFO L87 Difference]: Start difference. First operand 324 states. Second operand 2 states. [2020-12-23 10:06:06,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:06,693 INFO L93 Difference]: Finished difference Result 453 states and 802 transitions. [2020-12-23 10:06:06,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 10:06:06,695 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 77 [2020-12-23 10:06:06,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:06,713 INFO L225 Difference]: With dead ends: 453 [2020-12-23 10:06:06,714 INFO L226 Difference]: Without dead ends: 320 [2020-12-23 10:06:06,719 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 10:06:06,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-12-23 10:06:06,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2020-12-23 10:06:06,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-12-23 10:06:06,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 575 transitions. [2020-12-23 10:06:06,835 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 575 transitions. Word has length 77 [2020-12-23 10:06:06,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:06,836 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 575 transitions. [2020-12-23 10:06:06,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 10:06:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 575 transitions. [2020-12-23 10:06:06,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-23 10:06:06,848 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:06,848 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:06,848 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 10:06:06,848 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:06,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:06,850 INFO L82 PathProgramCache]: Analyzing trace with hash 971159890, now seen corresponding path program 1 times [2020-12-23 10:06:06,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:06,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640854652] [2020-12-23 10:06:06,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:07,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640854652] [2020-12-23 10:06:07,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:07,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 10:06:07,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533577404] [2020-12-23 10:06:07,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 10:06:07,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:07,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 10:06:07,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 10:06:07,233 INFO L87 Difference]: Start difference. First operand 320 states and 575 transitions. Second operand 5 states. [2020-12-23 10:06:07,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:07,409 INFO L93 Difference]: Finished difference Result 448 states and 792 transitions. [2020-12-23 10:06:07,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 10:06:07,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 77 [2020-12-23 10:06:07,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:07,419 INFO L225 Difference]: With dead ends: 448 [2020-12-23 10:06:07,419 INFO L226 Difference]: Without dead ends: 320 [2020-12-23 10:06:07,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 10:06:07,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-12-23 10:06:07,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2020-12-23 10:06:07,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-12-23 10:06:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 529 transitions. [2020-12-23 10:06:07,458 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 529 transitions. Word has length 77 [2020-12-23 10:06:07,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:07,462 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 529 transitions. [2020-12-23 10:06:07,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 10:06:07,462 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 529 transitions. [2020-12-23 10:06:07,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-23 10:06:07,468 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:07,468 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:07,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 10:06:07,468 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:07,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:07,469 INFO L82 PathProgramCache]: Analyzing trace with hash 750751880, now seen corresponding path program 1 times [2020-12-23 10:06:07,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:07,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883654525] [2020-12-23 10:06:07,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:07,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883654525] [2020-12-23 10:06:07,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:07,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:07,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161217266] [2020-12-23 10:06:07,699 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:07,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:07,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:07,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:07,701 INFO L87 Difference]: Start difference. First operand 320 states and 529 transitions. Second operand 3 states. [2020-12-23 10:06:07,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:07,764 INFO L93 Difference]: Finished difference Result 556 states and 933 transitions. [2020-12-23 10:06:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:07,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-12-23 10:06:07,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:07,770 INFO L225 Difference]: With dead ends: 556 [2020-12-23 10:06:07,770 INFO L226 Difference]: Without dead ends: 432 [2020-12-23 10:06:07,773 INFO L677 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 [2020-12-23 10:06:07,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2020-12-23 10:06:07,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 430. [2020-12-23 10:06:07,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2020-12-23 10:06:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 714 transitions. [2020-12-23 10:06:07,795 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 714 transitions. Word has length 122 [2020-12-23 10:06:07,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:07,805 INFO L481 AbstractCegarLoop]: Abstraction has 430 states and 714 transitions. [2020-12-23 10:06:07,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 714 transitions. [2020-12-23 10:06:07,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-12-23 10:06:07,810 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:07,811 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:07,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 10:06:07,814 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:07,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:07,815 INFO L82 PathProgramCache]: Analyzing trace with hash -44233893, now seen corresponding path program 1 times [2020-12-23 10:06:07,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:07,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242377364] [2020-12-23 10:06:07,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:08,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242377364] [2020-12-23 10:06:08,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:08,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:08,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910994636] [2020-12-23 10:06:08,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:08,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:08,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:08,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:08,011 INFO L87 Difference]: Start difference. First operand 430 states and 714 transitions. Second operand 3 states. [2020-12-23 10:06:08,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:08,059 INFO L93 Difference]: Finished difference Result 878 states and 1474 transitions. [2020-12-23 10:06:08,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:08,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2020-12-23 10:06:08,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:08,071 INFO L225 Difference]: With dead ends: 878 [2020-12-23 10:06:08,072 INFO L226 Difference]: Without dead ends: 644 [2020-12-23 10:06:08,074 INFO L677 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 [2020-12-23 10:06:08,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2020-12-23 10:06:08,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 642. [2020-12-23 10:06:08,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2020-12-23 10:06:08,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 1073 transitions. [2020-12-23 10:06:08,132 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 1073 transitions. Word has length 125 [2020-12-23 10:06:08,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:08,134 INFO L481 AbstractCegarLoop]: Abstraction has 642 states and 1073 transitions. [2020-12-23 10:06:08,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1073 transitions. [2020-12-23 10:06:08,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-12-23 10:06:08,137 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:08,137 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:08,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 10:06:08,138 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:08,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:08,138 INFO L82 PathProgramCache]: Analyzing trace with hash 487395088, now seen corresponding path program 1 times [2020-12-23 10:06:08,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:08,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531640509] [2020-12-23 10:06:08,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:08,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:08,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531640509] [2020-12-23 10:06:08,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:08,333 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:08,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525451609] [2020-12-23 10:06:08,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:08,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:08,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:08,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:08,338 INFO L87 Difference]: Start difference. First operand 642 states and 1073 transitions. Second operand 3 states. [2020-12-23 10:06:08,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:08,413 INFO L93 Difference]: Finished difference Result 1494 states and 2515 transitions. [2020-12-23 10:06:08,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:08,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2020-12-23 10:06:08,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:08,423 INFO L225 Difference]: With dead ends: 1494 [2020-12-23 10:06:08,424 INFO L226 Difference]: Without dead ends: 1048 [2020-12-23 10:06:08,425 INFO L677 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 [2020-12-23 10:06:08,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1048 states. [2020-12-23 10:06:08,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1048 to 1046. [2020-12-23 10:06:08,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1046 states. [2020-12-23 10:06:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1753 transitions. [2020-12-23 10:06:08,476 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1753 transitions. Word has length 128 [2020-12-23 10:06:08,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:08,477 INFO L481 AbstractCegarLoop]: Abstraction has 1046 states and 1753 transitions. [2020-12-23 10:06:08,477 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1753 transitions. [2020-12-23 10:06:08,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-12-23 10:06:08,484 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:08,485 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:08,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 10:06:08,485 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:08,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:08,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1255785821, now seen corresponding path program 1 times [2020-12-23 10:06:08,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:08,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826252612] [2020-12-23 10:06:08,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:08,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:08,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826252612] [2020-12-23 10:06:08,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:08,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:08,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151004660] [2020-12-23 10:06:08,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:08,696 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:08,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:08,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:08,698 INFO L87 Difference]: Start difference. First operand 1046 states and 1753 transitions. Second operand 3 states. [2020-12-23 10:06:08,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:08,760 INFO L93 Difference]: Finished difference Result 2666 states and 4483 transitions. [2020-12-23 10:06:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:08,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-12-23 10:06:08,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:08,777 INFO L225 Difference]: With dead ends: 2666 [2020-12-23 10:06:08,778 INFO L226 Difference]: Without dead ends: 1816 [2020-12-23 10:06:08,781 INFO L677 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 [2020-12-23 10:06:08,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1816 states. [2020-12-23 10:06:08,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1816 to 1814. [2020-12-23 10:06:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1814 states. [2020-12-23 10:06:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1814 states and 3037 transitions. [2020-12-23 10:06:08,849 INFO L78 Accepts]: Start accepts. Automaton has 1814 states and 3037 transitions. Word has length 131 [2020-12-23 10:06:08,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:08,849 INFO L481 AbstractCegarLoop]: Abstraction has 1814 states and 3037 transitions. [2020-12-23 10:06:08,849 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3037 transitions. [2020-12-23 10:06:08,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-12-23 10:06:08,853 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:08,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:08,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 10:06:08,854 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:08,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:08,860 INFO L82 PathProgramCache]: Analyzing trace with hash 871480728, now seen corresponding path program 1 times [2020-12-23 10:06:08,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:08,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954440001] [2020-12-23 10:06:08,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:09,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954440001] [2020-12-23 10:06:09,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:09,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 10:06:09,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308154550] [2020-12-23 10:06:09,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 10:06:09,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:09,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 10:06:09,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-23 10:06:09,251 INFO L87 Difference]: Start difference. First operand 1814 states and 3037 transitions. Second operand 6 states. [2020-12-23 10:06:09,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:09,530 INFO L93 Difference]: Finished difference Result 6792 states and 11478 transitions. [2020-12-23 10:06:09,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 10:06:09,530 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2020-12-23 10:06:09,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:09,558 INFO L225 Difference]: With dead ends: 6792 [2020-12-23 10:06:09,559 INFO L226 Difference]: Without dead ends: 5174 [2020-12-23 10:06:09,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-23 10:06:09,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5174 states. [2020-12-23 10:06:09,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5174 to 3322. [2020-12-23 10:06:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3322 states. [2020-12-23 10:06:09,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 3322 states and 5570 transitions. [2020-12-23 10:06:09,749 INFO L78 Accepts]: Start accepts. Automaton has 3322 states and 5570 transitions. Word has length 134 [2020-12-23 10:06:09,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:09,749 INFO L481 AbstractCegarLoop]: Abstraction has 3322 states and 5570 transitions. [2020-12-23 10:06:09,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 10:06:09,750 INFO L276 IsEmpty]: Start isEmpty. Operand 3322 states and 5570 transitions. [2020-12-23 10:06:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-23 10:06:09,754 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:09,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:09,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 10:06:09,755 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:09,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:09,755 INFO L82 PathProgramCache]: Analyzing trace with hash -848507773, now seen corresponding path program 1 times [2020-12-23 10:06:09,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:09,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651919193] [2020-12-23 10:06:09,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:09,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651919193] [2020-12-23 10:06:09,989 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:09,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 10:06:09,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576912834] [2020-12-23 10:06:09,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 10:06:09,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:09,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 10:06:09,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:09,992 INFO L87 Difference]: Start difference. First operand 3322 states and 5570 transitions. Second operand 4 states. [2020-12-23 10:06:10,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:10,238 INFO L93 Difference]: Finished difference Result 9784 states and 16511 transitions. [2020-12-23 10:06:10,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 10:06:10,239 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2020-12-23 10:06:10,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:10,289 INFO L225 Difference]: With dead ends: 9784 [2020-12-23 10:06:10,289 INFO L226 Difference]: Without dead ends: 6658 [2020-12-23 10:06:10,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:10,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6658 states. [2020-12-23 10:06:10,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6658 to 4927. [2020-12-23 10:06:10,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4927 states. [2020-12-23 10:06:10,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4927 states to 4927 states and 8275 transitions. [2020-12-23 10:06:10,686 INFO L78 Accepts]: Start accepts. Automaton has 4927 states and 8275 transitions. Word has length 135 [2020-12-23 10:06:10,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:10,687 INFO L481 AbstractCegarLoop]: Abstraction has 4927 states and 8275 transitions. [2020-12-23 10:06:10,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 10:06:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 4927 states and 8275 transitions. [2020-12-23 10:06:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-23 10:06:10,693 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:10,693 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:10,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 10:06:10,694 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:10,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:10,696 INFO L82 PathProgramCache]: Analyzing trace with hash 942022462, now seen corresponding path program 1 times [2020-12-23 10:06:10,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:10,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066689394] [2020-12-23 10:06:10,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:10,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:10,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066689394] [2020-12-23 10:06:10,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:10,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:10,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574375074] [2020-12-23 10:06:10,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:10,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:10,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:10,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:10,819 INFO L87 Difference]: Start difference. First operand 4927 states and 8275 transitions. Second operand 3 states. [2020-12-23 10:06:10,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:10,989 INFO L93 Difference]: Finished difference Result 9527 states and 16015 transitions. [2020-12-23 10:06:10,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:10,990 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2020-12-23 10:06:10,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:11,053 INFO L225 Difference]: With dead ends: 9527 [2020-12-23 10:06:11,053 INFO L226 Difference]: Without dead ends: 6957 [2020-12-23 10:06:11,060 INFO L677 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 [2020-12-23 10:06:11,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6957 states. [2020-12-23 10:06:11,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6957 to 6955. [2020-12-23 10:06:11,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6955 states. [2020-12-23 10:06:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6955 states to 6955 states and 11641 transitions. [2020-12-23 10:06:11,358 INFO L78 Accepts]: Start accepts. Automaton has 6955 states and 11641 transitions. Word has length 136 [2020-12-23 10:06:11,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:11,359 INFO L481 AbstractCegarLoop]: Abstraction has 6955 states and 11641 transitions. [2020-12-23 10:06:11,359 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 6955 states and 11641 transitions. [2020-12-23 10:06:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-23 10:06:11,364 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:11,365 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:11,365 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 10:06:11,365 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:11,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:11,366 INFO L82 PathProgramCache]: Analyzing trace with hash -506487182, now seen corresponding path program 1 times [2020-12-23 10:06:11,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:11,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939345398] [2020-12-23 10:06:11,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:11,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939345398] [2020-12-23 10:06:11,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:11,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:11,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675430172] [2020-12-23 10:06:11,464 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:11,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:11,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:11,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:11,465 INFO L87 Difference]: Start difference. First operand 6955 states and 11641 transitions. Second operand 3 states. [2020-12-23 10:06:11,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:11,705 INFO L93 Difference]: Finished difference Result 13407 states and 22463 transitions. [2020-12-23 10:06:11,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:11,706 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2020-12-23 10:06:11,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:11,731 INFO L225 Difference]: With dead ends: 13407 [2020-12-23 10:06:11,731 INFO L226 Difference]: Without dead ends: 9781 [2020-12-23 10:06:11,739 INFO L677 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 [2020-12-23 10:06:11,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9781 states. [2020-12-23 10:06:12,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9781 to 9779. [2020-12-23 10:06:12,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9779 states. [2020-12-23 10:06:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9779 states to 9779 states and 16307 transitions. [2020-12-23 10:06:12,181 INFO L78 Accepts]: Start accepts. Automaton has 9779 states and 16307 transitions. Word has length 136 [2020-12-23 10:06:12,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:12,182 INFO L481 AbstractCegarLoop]: Abstraction has 9779 states and 16307 transitions. [2020-12-23 10:06:12,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:12,182 INFO L276 IsEmpty]: Start isEmpty. Operand 9779 states and 16307 transitions. [2020-12-23 10:06:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-23 10:06:12,185 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:12,185 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:12,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 10:06:12,186 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:12,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:12,186 INFO L82 PathProgramCache]: Analyzing trace with hash -2094526018, now seen corresponding path program 1 times [2020-12-23 10:06:12,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:12,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891332541] [2020-12-23 10:06:12,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:12,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:12,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891332541] [2020-12-23 10:06:12,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:12,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:12,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027582256] [2020-12-23 10:06:12,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:12,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:12,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:12,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:12,302 INFO L87 Difference]: Start difference. First operand 9779 states and 16307 transitions. Second operand 3 states. [2020-12-23 10:06:12,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:12,627 INFO L93 Difference]: Finished difference Result 18739 states and 31281 transitions. [2020-12-23 10:06:12,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:12,627 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2020-12-23 10:06:12,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:12,662 INFO L225 Difference]: With dead ends: 18739 [2020-12-23 10:06:12,662 INFO L226 Difference]: Without dead ends: 13643 [2020-12-23 10:06:12,674 INFO L677 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 [2020-12-23 10:06:12,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13643 states. [2020-12-23 10:06:13,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13643 to 13641. [2020-12-23 10:06:13,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13641 states. [2020-12-23 10:06:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13641 states to 13641 states and 22653 transitions. [2020-12-23 10:06:13,242 INFO L78 Accepts]: Start accepts. Automaton has 13641 states and 22653 transitions. Word has length 136 [2020-12-23 10:06:13,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:13,243 INFO L481 AbstractCegarLoop]: Abstraction has 13641 states and 22653 transitions. [2020-12-23 10:06:13,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 13641 states and 22653 transitions. [2020-12-23 10:06:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-23 10:06:13,245 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:13,246 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:13,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 10:06:13,246 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:13,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:13,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1835427887, now seen corresponding path program 1 times [2020-12-23 10:06:13,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:13,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176523838] [2020-12-23 10:06:13,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:13,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176523838] [2020-12-23 10:06:13,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:13,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 10:06:13,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650862732] [2020-12-23 10:06:13,535 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 10:06:13,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:13,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 10:06:13,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:13,536 INFO L87 Difference]: Start difference. First operand 13641 states and 22653 transitions. Second operand 4 states. [2020-12-23 10:06:14,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:14,332 INFO L93 Difference]: Finished difference Result 44384 states and 73828 transitions. [2020-12-23 10:06:14,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 10:06:14,333 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 136 [2020-12-23 10:06:14,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:14,412 INFO L225 Difference]: With dead ends: 44384 [2020-12-23 10:06:14,412 INFO L226 Difference]: Without dead ends: 31103 [2020-12-23 10:06:14,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:14,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31103 states. [2020-12-23 10:06:15,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31103 to 22155. [2020-12-23 10:06:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22155 states. [2020-12-23 10:06:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22155 states to 22155 states and 36669 transitions. [2020-12-23 10:06:15,648 INFO L78 Accepts]: Start accepts. Automaton has 22155 states and 36669 transitions. Word has length 136 [2020-12-23 10:06:15,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:15,648 INFO L481 AbstractCegarLoop]: Abstraction has 22155 states and 36669 transitions. [2020-12-23 10:06:15,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 10:06:15,648 INFO L276 IsEmpty]: Start isEmpty. Operand 22155 states and 36669 transitions. [2020-12-23 10:06:15,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-23 10:06:15,650 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:15,651 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:15,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 10:06:15,651 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:15,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:15,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1829805838, now seen corresponding path program 1 times [2020-12-23 10:06:15,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:15,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023397570] [2020-12-23 10:06:15,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:15,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023397570] [2020-12-23 10:06:15,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:15,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:15,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959045502] [2020-12-23 10:06:15,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:15,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:15,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:15,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:15,752 INFO L87 Difference]: Start difference. First operand 22155 states and 36669 transitions. Second operand 3 states. [2020-12-23 10:06:16,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:16,644 INFO L93 Difference]: Finished difference Result 48794 states and 81139 transitions. [2020-12-23 10:06:16,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:16,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2020-12-23 10:06:16,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:16,736 INFO L225 Difference]: With dead ends: 48794 [2020-12-23 10:06:16,736 INFO L226 Difference]: Without dead ends: 33280 [2020-12-23 10:06:16,761 INFO L677 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 [2020-12-23 10:06:16,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33280 states. [2020-12-23 10:06:17,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33280 to 33278. [2020-12-23 10:06:17,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33278 states. [2020-12-23 10:06:18,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33278 states to 33278 states and 54919 transitions. [2020-12-23 10:06:18,077 INFO L78 Accepts]: Start accepts. Automaton has 33278 states and 54919 transitions. Word has length 136 [2020-12-23 10:06:18,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:18,078 INFO L481 AbstractCegarLoop]: Abstraction has 33278 states and 54919 transitions. [2020-12-23 10:06:18,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:18,078 INFO L276 IsEmpty]: Start isEmpty. Operand 33278 states and 54919 transitions. [2020-12-23 10:06:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-12-23 10:06:18,080 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:18,080 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:18,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 10:06:18,081 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:18,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:18,082 INFO L82 PathProgramCache]: Analyzing trace with hash -692908230, now seen corresponding path program 1 times [2020-12-23 10:06:18,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:18,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449637249] [2020-12-23 10:06:18,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:18,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:18,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449637249] [2020-12-23 10:06:18,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:18,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 10:06:18,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207011313] [2020-12-23 10:06:18,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 10:06:18,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:18,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 10:06:18,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:18,363 INFO L87 Difference]: Start difference. First operand 33278 states and 54919 transitions. Second operand 4 states. [2020-12-23 10:06:20,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:20,225 INFO L93 Difference]: Finished difference Result 108186 states and 178737 transitions. [2020-12-23 10:06:20,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 10:06:20,226 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2020-12-23 10:06:20,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:20,630 INFO L225 Difference]: With dead ends: 108186 [2020-12-23 10:06:20,630 INFO L226 Difference]: Without dead ends: 75154 [2020-12-23 10:06:20,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 10:06:20,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75154 states. [2020-12-23 10:06:22,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75154 to 54073. [2020-12-23 10:06:22,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54073 states. [2020-12-23 10:06:23,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54073 states to 54073 states and 88859 transitions. [2020-12-23 10:06:23,077 INFO L78 Accepts]: Start accepts. Automaton has 54073 states and 88859 transitions. Word has length 137 [2020-12-23 10:06:23,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:23,077 INFO L481 AbstractCegarLoop]: Abstraction has 54073 states and 88859 transitions. [2020-12-23 10:06:23,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 10:06:23,078 INFO L276 IsEmpty]: Start isEmpty. Operand 54073 states and 88859 transitions. [2020-12-23 10:06:23,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-12-23 10:06:23,080 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:23,080 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:23,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 10:06:23,081 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:23,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:23,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1592912186, now seen corresponding path program 1 times [2020-12-23 10:06:23,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:23,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42389522] [2020-12-23 10:06:23,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:23,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:23,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42389522] [2020-12-23 10:06:23,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:23,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 10:06:23,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310658520] [2020-12-23 10:06:23,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 10:06:23,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:23,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 10:06:23,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:23,459 INFO L87 Difference]: Start difference. First operand 54073 states and 88859 transitions. Second operand 4 states. [2020-12-23 10:06:25,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:25,683 INFO L93 Difference]: Finished difference Result 177762 states and 292392 transitions. [2020-12-23 10:06:25,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 10:06:25,684 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 138 [2020-12-23 10:06:25,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:26,343 INFO L225 Difference]: With dead ends: 177762 [2020-12-23 10:06:26,344 INFO L226 Difference]: Without dead ends: 123935 [2020-12-23 10:06:26,468 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:26,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123935 states. [2020-12-23 10:06:29,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123935 to 86808. [2020-12-23 10:06:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86808 states. [2020-12-23 10:06:29,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86808 states to 86808 states and 142059 transitions. [2020-12-23 10:06:29,872 INFO L78 Accepts]: Start accepts. Automaton has 86808 states and 142059 transitions. Word has length 138 [2020-12-23 10:06:29,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:29,873 INFO L481 AbstractCegarLoop]: Abstraction has 86808 states and 142059 transitions. [2020-12-23 10:06:29,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 10:06:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 86808 states and 142059 transitions. [2020-12-23 10:06:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-12-23 10:06:29,874 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:29,875 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:29,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 10:06:29,875 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:29,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:29,876 INFO L82 PathProgramCache]: Analyzing trace with hash 298565918, now seen corresponding path program 1 times [2020-12-23 10:06:29,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:29,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496896476] [2020-12-23 10:06:29,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:30,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:30,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496896476] [2020-12-23 10:06:30,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:30,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 10:06:30,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635758714] [2020-12-23 10:06:30,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 10:06:30,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:30,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 10:06:30,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:06:30,091 INFO L87 Difference]: Start difference. First operand 86808 states and 142059 transitions. Second operand 4 states. [2020-12-23 10:06:33,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:33,867 INFO L93 Difference]: Finished difference Result 257840 states and 421711 transitions. [2020-12-23 10:06:33,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 10:06:33,868 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2020-12-23 10:06:33,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:34,574 INFO L225 Difference]: With dead ends: 257840 [2020-12-23 10:06:34,574 INFO L226 Difference]: Without dead ends: 171043 [2020-12-23 10:06:34,686 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 10:06:34,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171043 states. [2020-12-23 10:06:39,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171043 to 171041. [2020-12-23 10:06:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171041 states. [2020-12-23 10:06:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171041 states to 171041 states and 278494 transitions. [2020-12-23 10:06:39,851 INFO L78 Accepts]: Start accepts. Automaton has 171041 states and 278494 transitions. Word has length 140 [2020-12-23 10:06:39,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:39,851 INFO L481 AbstractCegarLoop]: Abstraction has 171041 states and 278494 transitions. [2020-12-23 10:06:39,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 10:06:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 171041 states and 278494 transitions. [2020-12-23 10:06:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-12-23 10:06:39,861 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:39,862 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:39,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 10:06:39,862 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:39,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:39,863 INFO L82 PathProgramCache]: Analyzing trace with hash -176222731, now seen corresponding path program 1 times [2020-12-23 10:06:39,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:39,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687172650] [2020-12-23 10:06:39,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:39,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:39,950 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687172650] [2020-12-23 10:06:39,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:39,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:39,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44637157] [2020-12-23 10:06:39,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:39,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:39,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:39,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:39,952 INFO L87 Difference]: Start difference. First operand 171041 states and 278494 transitions. Second operand 3 states. [2020-12-23 10:06:45,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:06:45,042 INFO L93 Difference]: Finished difference Result 414410 states and 677846 transitions. [2020-12-23 10:06:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:06:45,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2020-12-23 10:06:45,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:06:45,732 INFO L225 Difference]: With dead ends: 414410 [2020-12-23 10:06:45,733 INFO L226 Difference]: Without dead ends: 243767 [2020-12-23 10:06:45,826 INFO L677 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 [2020-12-23 10:06:46,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243767 states. [2020-12-23 10:06:52,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243767 to 237143. [2020-12-23 10:06:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237143 states. [2020-12-23 10:06:52,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237143 states to 237143 states and 384199 transitions. [2020-12-23 10:06:52,803 INFO L78 Accepts]: Start accepts. Automaton has 237143 states and 384199 transitions. Word has length 141 [2020-12-23 10:06:52,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:06:52,803 INFO L481 AbstractCegarLoop]: Abstraction has 237143 states and 384199 transitions. [2020-12-23 10:06:52,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:06:52,804 INFO L276 IsEmpty]: Start isEmpty. Operand 237143 states and 384199 transitions. [2020-12-23 10:06:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-23 10:06:52,805 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:06:52,805 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:06:52,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 10:06:52,805 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:06:52,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:06:52,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1671679888, now seen corresponding path program 1 times [2020-12-23 10:06:52,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:06:52,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554357674] [2020-12-23 10:06:52,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:06:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:06:53,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:06:53,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554357674] [2020-12-23 10:06:53,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:06:53,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:06:53,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805667825] [2020-12-23 10:06:53,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:06:53,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:06:53,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:06:53,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:06:53,284 INFO L87 Difference]: Start difference. First operand 237143 states and 384199 transitions. Second operand 3 states. [2020-12-23 10:07:02,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:07:02,703 INFO L93 Difference]: Finished difference Result 711392 states and 1152534 transitions. [2020-12-23 10:07:02,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:07:02,704 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-12-23 10:07:02,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:07:03,731 INFO L225 Difference]: With dead ends: 711392 [2020-12-23 10:07:03,731 INFO L226 Difference]: Without dead ends: 474270 [2020-12-23 10:07:03,966 INFO L677 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 [2020-12-23 10:07:04,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474270 states. [2020-12-23 10:07:12,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474270 to 237156. [2020-12-23 10:07:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237156 states. [2020-12-23 10:07:13,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237156 states to 237156 states and 384218 transitions. [2020-12-23 10:07:13,579 INFO L78 Accepts]: Start accepts. Automaton has 237156 states and 384218 transitions. Word has length 142 [2020-12-23 10:07:13,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:07:13,581 INFO L481 AbstractCegarLoop]: Abstraction has 237156 states and 384218 transitions. [2020-12-23 10:07:13,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:07:13,581 INFO L276 IsEmpty]: Start isEmpty. Operand 237156 states and 384218 transitions. [2020-12-23 10:07:13,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-23 10:07:13,583 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:07:13,583 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:07:13,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 10:07:13,585 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:07:13,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:07:13,586 INFO L82 PathProgramCache]: Analyzing trace with hash -939121031, now seen corresponding path program 1 times [2020-12-23 10:07:13,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:07:13,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170383143] [2020-12-23 10:07:13,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:07:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:07:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:07:13,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170383143] [2020-12-23 10:07:13,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:07:13,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:07:13,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048935898] [2020-12-23 10:07:13,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:07:13,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:07:13,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:07:13,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:07:13,712 INFO L87 Difference]: Start difference. First operand 237156 states and 384218 transitions. Second operand 3 states. [2020-12-23 10:07:24,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:07:24,936 INFO L93 Difference]: Finished difference Result 704111 states and 1139939 transitions. [2020-12-23 10:07:24,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 10:07:24,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-12-23 10:07:24,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:07:26,648 INFO L225 Difference]: With dead ends: 704111 [2020-12-23 10:07:26,648 INFO L226 Difference]: Without dead ends: 467093 [2020-12-23 10:07:27,379 INFO L677 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 [2020-12-23 10:07:27,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467093 states. [2020-12-23 10:07:42,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467093 to 467091. [2020-12-23 10:07:42,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467091 states. [2020-12-23 10:07:43,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467091 states to 467091 states and 752671 transitions. [2020-12-23 10:07:43,864 INFO L78 Accepts]: Start accepts. Automaton has 467091 states and 752671 transitions. Word has length 142 [2020-12-23 10:07:43,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:07:43,864 INFO L481 AbstractCegarLoop]: Abstraction has 467091 states and 752671 transitions. [2020-12-23 10:07:43,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 10:07:43,890 INFO L276 IsEmpty]: Start isEmpty. Operand 467091 states and 752671 transitions. [2020-12-23 10:07:43,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-12-23 10:07:43,893 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:07:43,895 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:07:43,903 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 10:07:43,903 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:07:43,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:07:43,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1189508400, now seen corresponding path program 1 times [2020-12-23 10:07:43,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:07:43,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154431939] [2020-12-23 10:07:43,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:07:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:07:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:07:44,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154431939] [2020-12-23 10:07:44,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:07:44,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 10:07:44,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440898046] [2020-12-23 10:07:44,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 10:07:44,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:07:44,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 10:07:44,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 10:07:44,947 INFO L87 Difference]: Start difference. First operand 467091 states and 752671 transitions. Second operand 4 states. [2020-12-23 10:08:08,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 10:08:08,293 INFO L93 Difference]: Finished difference Result 1388146 states and 2237394 transitions. [2020-12-23 10:08:08,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 10:08:08,294 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 143 [2020-12-23 10:08:08,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 10:08:10,579 INFO L225 Difference]: With dead ends: 1388146 [2020-12-23 10:08:10,579 INFO L226 Difference]: Without dead ends: 921092 [2020-12-23 10:08:11,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 10:08:12,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921092 states. [2020-12-23 10:08:48,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921092 to 921090. [2020-12-23 10:08:48,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 921090 states. [2020-12-23 10:08:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921090 states to 921090 states and 1477426 transitions. [2020-12-23 10:08:56,021 INFO L78 Accepts]: Start accepts. Automaton has 921090 states and 1477426 transitions. Word has length 143 [2020-12-23 10:08:56,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 10:08:56,023 INFO L481 AbstractCegarLoop]: Abstraction has 921090 states and 1477426 transitions. [2020-12-23 10:08:56,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 10:08:56,023 INFO L276 IsEmpty]: Start isEmpty. Operand 921090 states and 1477426 transitions. [2020-12-23 10:08:56,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-23 10:08:56,036 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 10:08:56,036 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 10:08:56,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 10:08:56,037 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 10:08:56,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 10:08:56,037 INFO L82 PathProgramCache]: Analyzing trace with hash 943648514, now seen corresponding path program 1 times [2020-12-23 10:08:56,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 10:08:56,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454851560] [2020-12-23 10:08:56,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 10:08:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 10:08:56,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 10:08:56,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454851560] [2020-12-23 10:08:56,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 10:08:56,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 10:08:56,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198643532] [2020-12-23 10:08:56,194 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 10:08:56,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 10:08:56,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 10:08:56,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 10:08:56,198 INFO L87 Difference]: Start difference. First operand 921090 states and 1477426 transitions. Second operand 3 states.