/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-pthread/cs_queue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 09:15:15,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 09:15:15,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 09:15:15,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 09:15:15,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 09:15:15,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 09:15:15,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 09:15:15,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 09:15:15,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 09:15:15,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 09:15:15,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 09:15:15,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 09:15:15,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 09:15:15,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 09:15:15,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 09:15:15,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 09:15:15,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 09:15:15,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 09:15:15,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 09:15:15,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 09:15:15,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 09:15:15,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 09:15:15,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 09:15:15,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 09:15:15,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 09:15:15,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 09:15:15,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 09:15:15,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 09:15:15,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 09:15:15,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 09:15:15,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 09:15:15,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 09:15:15,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 09:15:15,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 09:15:15,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 09:15:15,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 09:15:15,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 09:15:15,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 09:15:15,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 09:15:15,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 09:15:15,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 09:15:15,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 09:15:15,777 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 09:15:15,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 09:15:15,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 09:15:15,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 09:15:15,779 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 09:15:15,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 09:15:15,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 09:15:15,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 09:15:15,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 09:15:15,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 09:15:15,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 09:15:15,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 09:15:15,781 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 09:15:15,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 09:15:15,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 09:15:15,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 09:15:15,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 09:15:15,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 09:15:15,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 09:15:15,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 09:15:15,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 09:15:15,784 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 09:15:15,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 09:15:15,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 09:15:15,784 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 09:15:15,784 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 09:15:16,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 09:15:16,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 09:15:16,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 09:15:16,165 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 09:15:16,169 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 09:15:16,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_queue-1.i [2020-12-22 09:15:16,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0143cebbf/15629d2de57e45589c1d3cc86fbfb0c5/FLAGda7671e92 [2020-12-22 09:15:17,050 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 09:15:17,051 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_queue-1.i [2020-12-22 09:15:17,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0143cebbf/15629d2de57e45589c1d3cc86fbfb0c5/FLAGda7671e92 [2020-12-22 09:15:17,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0143cebbf/15629d2de57e45589c1d3cc86fbfb0c5 [2020-12-22 09:15:17,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 09:15:17,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 09:15:17,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 09:15:17,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 09:15:17,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 09:15:17,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:15:17" (1/1) ... [2020-12-22 09:15:17,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2faa00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:17, skipping insertion in model container [2020-12-22 09:15:17,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:15:17" (1/1) ... [2020-12-22 09:15:17,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 09:15:17,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 09:15:17,834 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_queue-1.i[34744,34757] [2020-12-22 09:15:18,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 09:15:18,126 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 09:15:18,216 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_queue-1.i[34744,34757] [2020-12-22 09:15:18,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 09:15:18,513 INFO L208 MainTranslator]: Completed translation [2020-12-22 09:15:18,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18 WrapperNode [2020-12-22 09:15:18,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 09:15:18,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 09:15:18,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 09:15:18,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 09:15:18,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:18,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:18,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 09:15:18,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 09:15:18,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 09:15:18,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 09:15:18,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:18,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:18,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:18,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:19,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:19,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:19,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... [2020-12-22 09:15:19,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 09:15:19,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 09:15:19,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 09:15:19,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 09:15:19,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-12-22 09:15:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 09:15:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 09:15:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 09:15:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 09:15:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 09:15:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 09:15:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 09:15:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 09:15:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 09:15:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 09:15:19,724 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,726 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,728 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,729 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,742 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,743 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,749 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,750 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,751 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,756 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,763 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,806 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,817 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,818 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,819 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,819 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,826 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,827 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,830 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,831 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,832 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,834 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,839 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,842 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,846 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,847 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,848 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,848 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,855 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,856 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,859 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,860 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,860 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,864 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,869 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:19,873 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:15:29,600 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##294: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,600 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##293: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1251: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1252: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##309: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##308: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1192: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,602 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1193: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,602 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-11: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-13: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-15: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-16: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-17: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-33: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-35: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-44: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-46: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-47: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-48: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-55: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-26: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-26: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-69: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-77: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-89: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,612 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-91: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-93: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-94: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-95: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-78: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-78: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-111: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-113: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-122: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-124: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-125: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-126: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-133: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-147: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-155: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,616 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-167: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,616 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-169: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,616 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-171: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,616 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-172: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,616 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-173: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,616 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-158: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,617 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-158: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,617 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-189: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,617 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-191: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,617 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-200: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,617 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-202: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,617 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-203: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,618 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-204: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,618 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-211: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,618 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-225: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,618 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-233: ~__CS_round~0 := ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256;assume -2147483648 <= __CS_cs_#t~nondet34 && __CS_cs_#t~nondet34 <= 2147483647; [2020-12-22 09:15:29,619 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-210: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,620 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-210: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,620 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-290: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,620 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-290: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,620 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-11: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,620 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-11: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,620 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-13: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,620 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-13: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,621 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-15: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,621 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-15: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,621 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-16: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,621 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-16: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:15:29,621 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-17: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,622 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-17: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,622 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-31: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,622 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-31: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-33: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-33: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-42: assume 0 != ~__CS_ret~0 % 256;dequeue_#res := 0; [2020-12-22 09:15:29,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-42: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-44: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-44: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-45: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-45: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:15:29,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-46: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-46: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-53: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-53: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-342: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-342: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-67: assume 0 != ~__CS_ret~0 % 256;enqueue_#res := 0; [2020-12-22 09:15:29,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-67: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,628 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-75: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0; [2020-12-22 09:15:29,630 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-75: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,630 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-87: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,630 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-87: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,630 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-89: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,630 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-89: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,631 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-91: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,631 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-91: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,632 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-92: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,632 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-92: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:15:29,633 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-93: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,633 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-93: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,633 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-107: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,633 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-107: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,633 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-109: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,633 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-109: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,633 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-118: assume 0 != ~__CS_ret~0 % 256;dequeue_#res := 0; [2020-12-22 09:15:29,634 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-118: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,634 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-120: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,635 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-120: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,636 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-121: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,637 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-121: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:15:29,637 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-122: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,637 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-122: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,637 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-129: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,637 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-129: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,638 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-143: assume 0 != ~__CS_ret~0 % 256;enqueue_#res := 0; [2020-12-22 09:15:29,638 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-143: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,638 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-151: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0; [2020-12-22 09:15:29,638 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-151: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,638 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-163: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,638 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-163: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,639 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-165: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,639 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-165: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,640 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-167: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,641 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-167: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,641 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-168: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,641 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-168: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:15:29,641 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-169: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-12-22 09:15:29,641 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-169: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,642 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-183: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,642 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-183: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,642 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-185: assume 0 != ~__CS_ret~0 % 256;empty_#res := 0; [2020-12-22 09:15:29,642 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-185: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,642 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-33: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,643 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-33: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,643 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-35: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,643 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-39: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,643 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-39: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,643 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-194: assume 0 != ~__CS_ret~0 % 256;dequeue_#res := 0; [2020-12-22 09:15:29,643 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-194: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,643 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-41: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,644 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-196: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,644 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-196: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,644 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-197: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,644 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-197: assume !(0 != ~__CS_ret~0 % 256);havoc __CS_cs_#t~nondet33, __CS_cs_#t~nondet34, __CS_cs_#t~ite35, __CS_cs_~k~0;__CS_cs_~k~0 := __CS_cs_#t~nondet33;havoc __CS_cs_#t~nondet33;assume_abort_if_not_#in~cond := (if ~__CS_round~0 % 256 + __CS_cs_~k~0 % 256 < 2 then 1 else 0);havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; [2020-12-22 09:15:29,644 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-198: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,644 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-198: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,645 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-45: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,645 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-45: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,645 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-47: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,645 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-48: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,645 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-48: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,645 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-50: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,646 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-205: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0; [2020-12-22 09:15:29,646 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-205: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,646 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-51: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,646 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-51: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,646 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-53: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,646 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-219: assume 0 != ~__CS_ret~0 % 256;enqueue_#res := 0; [2020-12-22 09:15:29,646 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-219: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,647 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-227: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0; [2020-12-22 09:15:29,647 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L809-227: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:15:29,649 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-93: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,649 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-93: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,650 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-95: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,650 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-99: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,650 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-99: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,651 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-101: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,651 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-126: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,651 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-126: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,652 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-128: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,652 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-132: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,652 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-132: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,652 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-134: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,652 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-135: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,652 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-135: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,653 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-137: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,663 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-138: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,663 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-138: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,664 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-140: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,664 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-159: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,664 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-159: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,664 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-161: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,664 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-201: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,665 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-201: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,665 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##377: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,665 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-203: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,665 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##376: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,665 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-225: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,665 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-225: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,665 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-227: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,666 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##393: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,666 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##392: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,666 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-261: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,666 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-261: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,666 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-263: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,666 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##399: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-267: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-267: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-269: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-273: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-273: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-275: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-276: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,667 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-276: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,668 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-278: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,668 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-279: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,669 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-279: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,669 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-281: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,669 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-321: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,669 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-321: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,669 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-323: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-327: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-327: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-329: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-354: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-354: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-356: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-360: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,670 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-360: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,671 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-362: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,671 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-363: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,675 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-363: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,675 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-365: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,675 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-366: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,675 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-366: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,675 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-368: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,675 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-387: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-387: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-389: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-429: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-429: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-431: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-453: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-453: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,676 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-455: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,677 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-489: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,677 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-489: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,677 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-491: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,677 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-495: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,677 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-495: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,677 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-497: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,677 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-501: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-501: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-503: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1080: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-504: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-504: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-506: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-507: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,678 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-507: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,679 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-509: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,679 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1079: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,679 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-549: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,679 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-549: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,679 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-551: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,680 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-555: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-555: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-557: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-582: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-582: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-584: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-588: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,682 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-588: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,682 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-590: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,682 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-591: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,682 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-591: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,682 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-593: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,682 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-594: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,682 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-594: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,683 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-596: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,683 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-615: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,683 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-615: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,683 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-617: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,683 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-657: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,683 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-657: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,683 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-659: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,684 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-681: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:15:29,684 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-681: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:15:29,684 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##400: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,684 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L814-683: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34; [2020-12-22 09:15:29,684 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1870: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,684 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1871: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,684 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1011: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,685 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1012: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,685 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1018: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,685 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1019: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,685 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##461: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,685 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##460: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,685 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1811: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,685 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1812: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,687 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,687 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##574: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,687 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##632: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,687 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##633: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,687 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1630: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,687 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1631: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,687 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1637: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1638: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1614: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1615: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1698: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1699: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##765: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##727: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,688 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##726: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,689 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##742: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,689 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##741: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,689 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##757: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,689 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##758: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,689 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##764: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,689 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1546: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,689 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1547: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1531: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1532: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##995: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##996: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##928: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##927: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##913: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,690 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##912: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1383: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1384: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##139: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##138: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1376: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1377: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##146: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,691 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##145: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1360: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1361: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1345: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1346: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##108: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##107: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##122: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:15:29,692 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##123: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:15:29,723 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 09:15:29,723 INFO L299 CfgBuilder]: Removed 1164 assume(true) statements. [2020-12-22 09:15:29,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:15:29 BoogieIcfgContainer [2020-12-22 09:15:29,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 09:15:29,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 09:15:29,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 09:15:29,736 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 09:15:29,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 09:15:17" (1/3) ... [2020-12-22 09:15:29,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@608d3182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:15:29, skipping insertion in model container [2020-12-22 09:15:29,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:15:18" (2/3) ... [2020-12-22 09:15:29,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@608d3182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:15:29, skipping insertion in model container [2020-12-22 09:15:29,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:15:29" (3/3) ... [2020-12-22 09:15:29,743 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_queue-1.i [2020-12-22 09:15:29,760 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 09:15:29,767 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 7 error locations. [2020-12-22 09:15:29,788 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-12-22 09:15:29,880 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 09:15:29,881 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 09:15:29,881 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 09:15:29,881 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 09:15:29,881 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 09:15:29,881 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 09:15:29,881 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 09:15:29,881 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 09:15:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states. [2020-12-22 09:15:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-22 09:15:29,966 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:29,967 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] [2020-12-22 09:15:29,967 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:29,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:29,975 INFO L82 PathProgramCache]: Analyzing trace with hash -375857297, now seen corresponding path program 1 times [2020-12-22 09:15:29,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:29,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62259517] [2020-12-22 09:15:29,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:15:30,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62259517] [2020-12-22 09:15:30,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:15:30,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 09:15:30,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248989396] [2020-12-22 09:15:30,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 09:15:30,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:30,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 09:15:30,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 09:15:30,471 INFO L87 Difference]: Start difference. First operand 1276 states. Second operand 2 states. [2020-12-22 09:15:30,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:30,564 INFO L93 Difference]: Finished difference Result 2532 states and 3969 transitions. [2020-12-22 09:15:30,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 09:15:30,565 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 116 [2020-12-22 09:15:30,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:30,597 INFO L225 Difference]: With dead ends: 2532 [2020-12-22 09:15:30,597 INFO L226 Difference]: Without dead ends: 1254 [2020-12-22 09:15:30,608 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 [2020-12-22 09:15:30,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1254 states. [2020-12-22 09:15:30,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1254 to 1254. [2020-12-22 09:15:30,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1254 states. [2020-12-22 09:15:30,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1707 transitions. [2020-12-22 09:15:30,762 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1707 transitions. Word has length 116 [2020-12-22 09:15:30,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:30,762 INFO L481 AbstractCegarLoop]: Abstraction has 1254 states and 1707 transitions. [2020-12-22 09:15:30,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 09:15:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1707 transitions. [2020-12-22 09:15:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-22 09:15:30,768 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:30,768 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] [2020-12-22 09:15:30,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 09:15:30,771 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:30,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:30,774 INFO L82 PathProgramCache]: Analyzing trace with hash 2093226179, now seen corresponding path program 1 times [2020-12-22 09:15:30,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:30,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907969856] [2020-12-22 09:15:30,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:15:31,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907969856] [2020-12-22 09:15:31,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:15:31,078 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:15:31,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332388369] [2020-12-22 09:15:31,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:15:31,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:31,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:15:31,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:15:31,081 INFO L87 Difference]: Start difference. First operand 1254 states and 1707 transitions. Second operand 3 states. [2020-12-22 09:15:31,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:31,292 INFO L93 Difference]: Finished difference Result 2506 states and 3412 transitions. [2020-12-22 09:15:31,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:15:31,293 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-12-22 09:15:31,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:31,305 INFO L225 Difference]: With dead ends: 2506 [2020-12-22 09:15:31,305 INFO L226 Difference]: Without dead ends: 1264 [2020-12-22 09:15:31,311 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 [2020-12-22 09:15:31,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states. [2020-12-22 09:15:31,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1255. [2020-12-22 09:15:31,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-12-22 09:15:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1708 transitions. [2020-12-22 09:15:31,348 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1708 transitions. Word has length 116 [2020-12-22 09:15:31,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:31,348 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 1708 transitions. [2020-12-22 09:15:31,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:15:31,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1708 transitions. [2020-12-22 09:15:31,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-22 09:15:31,352 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:31,352 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] [2020-12-22 09:15:31,352 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 09:15:31,353 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:31,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:31,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1042583231, now seen corresponding path program 1 times [2020-12-22 09:15:31,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:31,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845092754] [2020-12-22 09:15:31,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:31,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 09:15:31,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845092754] [2020-12-22 09:15:31,504 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:15:31,504 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:15:31,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712439418] [2020-12-22 09:15:31,506 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:15:31,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:31,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:15:31,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:15:31,510 INFO L87 Difference]: Start difference. First operand 1255 states and 1708 transitions. Second operand 3 states. [2020-12-22 09:15:31,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:31,625 INFO L93 Difference]: Finished difference Result 2513 states and 3422 transitions. [2020-12-22 09:15:31,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:15:31,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2020-12-22 09:15:31,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:31,635 INFO L225 Difference]: With dead ends: 2513 [2020-12-22 09:15:31,636 INFO L226 Difference]: Without dead ends: 1261 [2020-12-22 09:15:31,641 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 [2020-12-22 09:15:31,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1261 states. [2020-12-22 09:15:31,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1261 to 1258. [2020-12-22 09:15:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1258 states. [2020-12-22 09:15:31,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1711 transitions. [2020-12-22 09:15:31,689 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1711 transitions. Word has length 123 [2020-12-22 09:15:31,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:31,691 INFO L481 AbstractCegarLoop]: Abstraction has 1258 states and 1711 transitions. [2020-12-22 09:15:31,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:15:31,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1711 transitions. [2020-12-22 09:15:31,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-22 09:15:31,697 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:31,700 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] [2020-12-22 09:15:31,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 09:15:31,701 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:31,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:31,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1756221051, now seen corresponding path program 1 times [2020-12-22 09:15:31,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:31,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069509610] [2020-12-22 09:15:31,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 09:15:31,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069509610] [2020-12-22 09:15:31,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [847430978] [2020-12-22 09:15:31,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:32,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 09:15:32,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:15:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-22 09:15:32,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:15:32,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-22 09:15:32,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478645029] [2020-12-22 09:15:32,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 09:15:32,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:32,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 09:15:32,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:15:32,646 INFO L87 Difference]: Start difference. First operand 1258 states and 1711 transitions. Second operand 5 states. [2020-12-22 09:15:32,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:32,786 INFO L93 Difference]: Finished difference Result 2522 states and 3431 transitions. [2020-12-22 09:15:32,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:15:32,787 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2020-12-22 09:15:32,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:32,794 INFO L225 Difference]: With dead ends: 2522 [2020-12-22 09:15:32,794 INFO L226 Difference]: Without dead ends: 1267 [2020-12-22 09:15:32,797 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:15:32,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2020-12-22 09:15:32,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1264. [2020-12-22 09:15:32,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1264 states. [2020-12-22 09:15:32,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1717 transitions. [2020-12-22 09:15:32,833 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1717 transitions. Word has length 129 [2020-12-22 09:15:32,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:32,833 INFO L481 AbstractCegarLoop]: Abstraction has 1264 states and 1717 transitions. [2020-12-22 09:15:32,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 09:15:32,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1717 transitions. [2020-12-22 09:15:32,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-22 09:15:32,837 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:32,838 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:15:33,051 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:33,052 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:33,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:33,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1792251957, now seen corresponding path program 2 times [2020-12-22 09:15:33,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:33,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806961822] [2020-12-22 09:15:33,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:33,259 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-22 09:15:33,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806961822] [2020-12-22 09:15:33,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762220278] [2020-12-22 09:15:33,261 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:46,366 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 09:15:46,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 09:15:46,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 09:15:46,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:15:46,637 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-12-22 09:15:46,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 09:15:46,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-22 09:15:46,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115229844] [2020-12-22 09:15:46,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:15:46,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:46,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:15:46,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:15:46,640 INFO L87 Difference]: Start difference. First operand 1264 states and 1717 transitions. Second operand 3 states. [2020-12-22 09:15:46,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:46,681 INFO L93 Difference]: Finished difference Result 2136 states and 2888 transitions. [2020-12-22 09:15:46,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:15:46,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2020-12-22 09:15:46,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:46,690 INFO L225 Difference]: With dead ends: 2136 [2020-12-22 09:15:46,690 INFO L226 Difference]: Without dead ends: 1264 [2020-12-22 09:15:46,692 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:15:46,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states. [2020-12-22 09:15:46,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1264. [2020-12-22 09:15:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1264 states. [2020-12-22 09:15:46,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1716 transitions. [2020-12-22 09:15:46,724 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1716 transitions. Word has length 135 [2020-12-22 09:15:46,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:46,724 INFO L481 AbstractCegarLoop]: Abstraction has 1264 states and 1716 transitions. [2020-12-22 09:15:46,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:15:46,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1716 transitions. [2020-12-22 09:15:46,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-12-22 09:15:46,728 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:46,728 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:15:46,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:46,930 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:46,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:46,931 INFO L82 PathProgramCache]: Analyzing trace with hash 428973090, now seen corresponding path program 1 times [2020-12-22 09:15:46,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:46,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666983565] [2020-12-22 09:15:46,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:47,100 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-22 09:15:47,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666983565] [2020-12-22 09:15:47,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38813617] [2020-12-22 09:15:47,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:47,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 09:15:47,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:15:47,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 09:15:47,677 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:15:47,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2020-12-22 09:15:47,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451888444] [2020-12-22 09:15:47,679 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:15:47,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:47,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:15:47,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:15:47,681 INFO L87 Difference]: Start difference. First operand 1264 states and 1716 transitions. Second operand 7 states. [2020-12-22 09:15:48,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:48,275 INFO L93 Difference]: Finished difference Result 2560 states and 3474 transitions. [2020-12-22 09:15:48,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 09:15:48,277 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 145 [2020-12-22 09:15:48,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:48,283 INFO L225 Difference]: With dead ends: 2560 [2020-12-22 09:15:48,283 INFO L226 Difference]: Without dead ends: 1299 [2020-12-22 09:15:48,286 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2020-12-22 09:15:48,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1299 states. [2020-12-22 09:15:48,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1299 to 1295. [2020-12-22 09:15:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1295 states. [2020-12-22 09:15:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 1750 transitions. [2020-12-22 09:15:48,317 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 1750 transitions. Word has length 145 [2020-12-22 09:15:48,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:48,317 INFO L481 AbstractCegarLoop]: Abstraction has 1295 states and 1750 transitions. [2020-12-22 09:15:48,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:15:48,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1750 transitions. [2020-12-22 09:15:48,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-12-22 09:15:48,322 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:48,322 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:15:48,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:48,540 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:48,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:48,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1463331546, now seen corresponding path program 2 times [2020-12-22 09:15:48,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:48,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904295274] [2020-12-22 09:15:48,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-22 09:15:48,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904295274] [2020-12-22 09:15:48,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [505810896] [2020-12-22 09:15:48,842 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:49,403 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 09:15:49,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 09:15:49,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-22 09:15:49,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:15:49,749 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-12-22 09:15:49,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 09:15:49,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2020-12-22 09:15:49,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524025458] [2020-12-22 09:15:49,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 09:15:49,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:49,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 09:15:49,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-12-22 09:15:49,752 INFO L87 Difference]: Start difference. First operand 1295 states and 1750 transitions. Second operand 6 states. [2020-12-22 09:15:56,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:56,402 INFO L93 Difference]: Finished difference Result 3200 states and 4318 transitions. [2020-12-22 09:15:56,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 09:15:56,403 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2020-12-22 09:15:56,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:56,413 INFO L225 Difference]: With dead ends: 3200 [2020-12-22 09:15:56,413 INFO L226 Difference]: Without dead ends: 1977 [2020-12-22 09:15:56,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:15:56,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1977 states. [2020-12-22 09:15:56,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1977 to 1811. [2020-12-22 09:15:56,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2020-12-22 09:15:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2302 transitions. [2020-12-22 09:15:56,463 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2302 transitions. Word has length 176 [2020-12-22 09:15:56,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:56,463 INFO L481 AbstractCegarLoop]: Abstraction has 1811 states and 2302 transitions. [2020-12-22 09:15:56,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 09:15:56,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2302 transitions. [2020-12-22 09:15:56,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-12-22 09:15:56,469 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:56,469 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:15:56,684 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:56,685 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:56,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:56,686 INFO L82 PathProgramCache]: Analyzing trace with hash 1934687896, now seen corresponding path program 1 times [2020-12-22 09:15:56,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:56,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951050371] [2020-12-22 09:15:56,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:57,007 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-22 09:15:57,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951050371] [2020-12-22 09:15:57,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085145090] [2020-12-22 09:15:57,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:57,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 09:15:57,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:15:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2020-12-22 09:15:57,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:15:57,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-12-22 09:15:57,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247461494] [2020-12-22 09:15:57,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:15:57,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:15:57,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:15:57,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:15:57,561 INFO L87 Difference]: Start difference. First operand 1811 states and 2302 transitions. Second operand 7 states. [2020-12-22 09:15:57,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:15:57,700 INFO L93 Difference]: Finished difference Result 3624 states and 4609 transitions. [2020-12-22 09:15:57,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 09:15:57,700 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 176 [2020-12-22 09:15:57,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:15:57,709 INFO L225 Difference]: With dead ends: 3624 [2020-12-22 09:15:57,709 INFO L226 Difference]: Without dead ends: 1823 [2020-12-22 09:15:57,712 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:15:57,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1823 states. [2020-12-22 09:15:57,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1823 to 1819. [2020-12-22 09:15:57,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1819 states. [2020-12-22 09:15:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1819 states and 2310 transitions. [2020-12-22 09:15:57,755 INFO L78 Accepts]: Start accepts. Automaton has 1819 states and 2310 transitions. Word has length 176 [2020-12-22 09:15:57,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:15:57,756 INFO L481 AbstractCegarLoop]: Abstraction has 1819 states and 2310 transitions. [2020-12-22 09:15:57,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:15:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2310 transitions. [2020-12-22 09:15:57,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-12-22 09:15:57,761 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:15:57,762 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:15:57,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:15:57,976 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:15:57,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:15:57,977 INFO L82 PathProgramCache]: Analyzing trace with hash 296715288, now seen corresponding path program 2 times [2020-12-22 09:15:57,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:15:57,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872701044] [2020-12-22 09:15:57,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:15:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:15:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 43 proven. 16 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-12-22 09:15:58,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872701044] [2020-12-22 09:15:58,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250257072] [2020-12-22 09:15:58,351 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:16:12,556 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 09:16:12,557 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 09:16:12,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-22 09:16:12,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:16:13,001 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2020-12-22 09:16:13,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 09:16:13,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2020-12-22 09:16:13,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918224531] [2020-12-22 09:16:13,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 09:16:13,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:13,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 09:16:13,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-12-22 09:16:13,004 INFO L87 Difference]: Start difference. First operand 1819 states and 2310 transitions. Second operand 5 states. [2020-12-22 09:16:13,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:13,262 INFO L93 Difference]: Finished difference Result 3089 states and 3917 transitions. [2020-12-22 09:16:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 09:16:13,262 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 184 [2020-12-22 09:16:13,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:13,277 INFO L225 Difference]: With dead ends: 3089 [2020-12-22 09:16:13,277 INFO L226 Difference]: Without dead ends: 3087 [2020-12-22 09:16:13,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:16:13,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3087 states. [2020-12-22 09:16:13,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3087 to 3061. [2020-12-22 09:16:13,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3061 states. [2020-12-22 09:16:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 3061 states and 3890 transitions. [2020-12-22 09:16:13,366 INFO L78 Accepts]: Start accepts. Automaton has 3061 states and 3890 transitions. Word has length 184 [2020-12-22 09:16:13,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:13,366 INFO L481 AbstractCegarLoop]: Abstraction has 3061 states and 3890 transitions. [2020-12-22 09:16:13,367 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 09:16:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3890 transitions. [2020-12-22 09:16:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-12-22 09:16:13,375 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:13,375 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:16:13,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:16:13,589 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:13,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:13,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1675885691, now seen corresponding path program 1 times [2020-12-22 09:16:13,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:13,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976488980] [2020-12-22 09:16:13,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:13,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:13,892 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 43 proven. 16 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-12-22 09:16:13,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976488980] [2020-12-22 09:16:13,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040184346] [2020-12-22 09:16:13,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:16:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:14,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 1182 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 09:16:14,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:16:14,494 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 43 proven. 16 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-12-22 09:16:14,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:16:14,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-12-22 09:16:14,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126591840] [2020-12-22 09:16:14,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 09:16:14,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:14,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 09:16:14,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:16:14,497 INFO L87 Difference]: Start difference. First operand 3061 states and 3890 transitions. Second operand 8 states. [2020-12-22 09:16:14,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:14,698 INFO L93 Difference]: Finished difference Result 6122 states and 7783 transitions. [2020-12-22 09:16:14,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 09:16:14,699 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 186 [2020-12-22 09:16:14,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:14,712 INFO L225 Difference]: With dead ends: 6122 [2020-12-22 09:16:14,713 INFO L226 Difference]: Without dead ends: 3073 [2020-12-22 09:16:14,717 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:16:14,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3073 states. [2020-12-22 09:16:14,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3073 to 3069. [2020-12-22 09:16:14,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3069 states. [2020-12-22 09:16:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 3069 states and 3898 transitions. [2020-12-22 09:16:14,794 INFO L78 Accepts]: Start accepts. Automaton has 3069 states and 3898 transitions. Word has length 186 [2020-12-22 09:16:14,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:14,794 INFO L481 AbstractCegarLoop]: Abstraction has 3069 states and 3898 transitions. [2020-12-22 09:16:14,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 09:16:14,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 3898 transitions. [2020-12-22 09:16:14,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-12-22 09:16:14,802 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:14,802 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 6, 6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:16:15,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 09:16:15,017 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:15,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:15,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1326832133, now seen corresponding path program 2 times [2020-12-22 09:16:15,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:15,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002511203] [2020-12-22 09:16:15,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:15,333 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 63 proven. 25 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-12-22 09:16:15,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002511203] [2020-12-22 09:16:15,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037386718] [2020-12-22 09:16:15,334 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:16:29,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 09:16:29,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 09:16:29,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 30 conjunts are in the unsatisfiable core [2020-12-22 09:16:29,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:16:29,225 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 09:16:29,226 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 119 treesize of output 123 [2020-12-22 09:16:29,232 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 09:16:29,240 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-22 09:16:29,246 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-22 09:16:29,259 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2020-12-22 09:16:29,468 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2020-12-22 09:16:29,468 INFO L625 ElimStorePlain]: treesize reduction 227, result has 19.2 percent of original size [2020-12-22 09:16:29,485 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-12-22 09:16:29,485 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:59, output treesize:22