/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_stack-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 09:16:34,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 09:16:34,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 09:16:34,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 09:16:34,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 09:16:34,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 09:16:34,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 09:16:34,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 09:16:34,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 09:16:34,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 09:16:34,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 09:16:34,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 09:16:34,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 09:16:34,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 09:16:34,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 09:16:34,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 09:16:34,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 09:16:34,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 09:16:34,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 09:16:34,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 09:16:34,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 09:16:34,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 09:16:34,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 09:16:34,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 09:16:34,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 09:16:34,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 09:16:34,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 09:16:34,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 09:16:34,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 09:16:34,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 09:16:34,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 09:16:34,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 09:16:34,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 09:16:34,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 09:16:34,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 09:16:34,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 09:16:34,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 09:16:34,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 09:16:34,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 09:16:34,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 09:16:34,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 09:16:34,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 09:16:34,385 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 09:16:34,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 09:16:34,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 09:16:34,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 09:16:34,388 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 09:16:34,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 09:16:34,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 09:16:34,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 09:16:34,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 09:16:34,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 09:16:34,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 09:16:34,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 09:16:34,389 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 09:16:34,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 09:16:34,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 09:16:34,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 09:16:34,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 09:16:34,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 09:16:34,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 09:16:34,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 09:16:34,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 09:16:34,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 09:16:34,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 09:16:34,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 09:16:34,392 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 09:16:34,392 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 09:16:34,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 09:16:34,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 09:16:34,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 09:16:34,820 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 09:16:34,820 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 09:16:34,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2020-12-22 09:16:34,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100ab53ec/017661ba34bd4a889fbc0bb6248f2785/FLAGcb05e613c [2020-12-22 09:16:35,585 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 09:16:35,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2020-12-22 09:16:35,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100ab53ec/017661ba34bd4a889fbc0bb6248f2785/FLAGcb05e613c [2020-12-22 09:16:35,813 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100ab53ec/017661ba34bd4a889fbc0bb6248f2785 [2020-12-22 09:16:35,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 09:16:35,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 09:16:35,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 09:16:35,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 09:16:35,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 09:16:35,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:16:35" (1/1) ... [2020-12-22 09:16:35,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c3ac50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:35, skipping insertion in model container [2020-12-22 09:16:35,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:16:35" (1/1) ... [2020-12-22 09:16:35,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 09:16:35,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 09:16:36,601 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_stack-1.i[34744,34757] [2020-12-22 09:16:36,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 09:16:36,865 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 09:16:36,930 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_stack-1.i[34744,34757] [2020-12-22 09:16:37,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 09:16:37,298 INFO L208 MainTranslator]: Completed translation [2020-12-22 09:16:37,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37 WrapperNode [2020-12-22 09:16:37,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 09:16:37,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 09:16:37,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 09:16:37,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 09:16:37,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 09:16:37,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 09:16:37,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 09:16:37,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 09:16:37,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (1/1) ... [2020-12-22 09:16:37,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 09:16:37,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 09:16:37,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 09:16:37,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 09:16:37,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (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 09:16:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 09:16:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 09:16:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 09:16:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 09:16:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 09:16:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 09:16:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 09:16:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 09:16:38,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 09:16:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 09:16:38,537 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,545 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,547 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,548 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,555 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,556 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,556 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,566 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,567 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,568 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,571 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,572 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,572 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,580 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,588 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,588 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,589 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,590 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,591 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,596 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,602 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,603 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,606 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,607 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,608 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,608 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,623 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,626 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,626 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,627 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,628 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,629 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,629 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,636 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,637 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,640 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,641 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,642 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:38,642 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-22 09:16:44,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##257: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##256: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,514 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##263: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1243: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,515 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1244: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1236: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1237: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,516 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##205: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1222: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1223: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##219: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,517 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1200: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##243: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##242: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1199: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,518 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 09:16:44,518 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-13: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-13: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-21: ~__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 09:16:44,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-22: ~__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 09:16:44,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1185: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,519 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-23: ~__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 09:16:44,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1186: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,520 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-24: ~__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 09:16:44,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-19: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:16:44,521 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-19: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-20: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-20: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-27: ~__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 09:16:44,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-21: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,522 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-21: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2020-12-22 09:16:44,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-28: ~__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 09:16:44,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-22: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-22: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,523 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-29: ~__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 09:16:44,531 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-30: ~__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 09:16:44,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-25: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-25: 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 09:16:44,532 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-26: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-26: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-27: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-27: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-28: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-28: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,533 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-43: ~__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 09:16:44,534 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 09:16:44,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-40: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:16:44,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-40: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-43: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:16:44,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-43: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,534 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-52: ~__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 09:16:44,535 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 09:16:44,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-49: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:16:44,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-49: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-56: ~__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 09:16:44,535 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-57: ~__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 09:16:44,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-58: ~__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 09:16:44,536 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1178: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-52: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-52: 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 09:16:44,537 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1179: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-53: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-53: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,538 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-54: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-54: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-55: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-55: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-40: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,539 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-40: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,540 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-46: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,540 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-46: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,540 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 09:16:44,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-72: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-72: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-83: ~__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 09:16:44,541 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-84: ~__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 09:16:44,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-78: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:16:44,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-78: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-85: ~__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 09:16:44,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-79: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,543 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-79: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,544 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-86: ~__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 09:16:44,545 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-80: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,549 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-80: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2020-12-22 09:16:44,550 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-81: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,550 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-81: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,550 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 09:16:44,550 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-90: ~__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 09:16:44,550 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-84: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,551 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-84: 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 09:16:44,551 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 09:16:44,552 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-85: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,553 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-85: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,553 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-92: ~__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 09:16:44,553 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-86: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,553 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-86: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,554 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-87: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,554 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-87: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,554 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-105: ~__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 09:16:44,554 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-99: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:16:44,554 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-99: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,554 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-108: ~__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 09:16:44,555 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-102: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:16:44,555 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-102: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,555 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-114: ~__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 09:16:44,555 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-108: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:16:44,555 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-108: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,555 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-117: ~__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 09:16:44,556 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-111: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,556 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-111: 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 09:16:44,556 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-118: ~__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 09:16:44,556 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-112: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,556 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-112: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,556 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-119: ~__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 09:16:44,557 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-113: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,557 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-113: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,557 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-120: ~__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 09:16:44,557 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-90: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,557 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-90: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,557 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-114: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,557 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-114: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,558 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-131: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,558 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-131: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,559 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-139: ~__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 09:16:44,559 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-137: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:16:44,559 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-137: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,560 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-145: ~__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 09:16:44,560 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-138: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,560 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-138: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,560 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-146: ~__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 09:16:44,560 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-139: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,561 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-139: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2020-12-22 09:16:44,562 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 09:16:44,562 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-140: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2020-12-22 09:16:44,562 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-140: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,562 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-148: ~__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 09:16:44,562 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-143: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,562 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-143: 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 09:16:44,563 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-151: ~__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 09:16:44,563 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-144: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,563 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-144: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,563 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-152: ~__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 09:16:44,563 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-145: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,563 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-145: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,565 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-153: ~__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 09:16:44,565 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-146: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,565 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-146: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,565 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-154: ~__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 09:16:44,565 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-158: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:16:44,566 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-158: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,566 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 09:16:44,567 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-161: assume 0 != ~__CS_ret~0 % 256;get_top_#res := 0; [2020-12-22 09:16:44,567 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-161: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,567 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-138: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,567 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-138: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,567 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-170: ~__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 09:16:44,567 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-167: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2020-12-22 09:16:44,568 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-167: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,568 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-144: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,568 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-144: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,568 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-176: ~__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 09:16:44,568 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-170: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,568 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-170: 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 09:16:44,568 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-171: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,569 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-171: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,569 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-179: ~__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 09:16:44,569 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-172: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,569 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-172: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,569 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-180: ~__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 09:16:44,570 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-173: assume 0 != ~__CS_ret~0 % 256; [2020-12-22 09:16:44,570 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L799-173: assume !(0 != ~__CS_ret~0 % 256); [2020-12-22 09:16:44,570 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-181: ~__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 09:16:44,570 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L6-182: ~__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 09:16:44,570 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-39: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,570 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-39: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,571 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-41: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,571 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-57: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,571 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-57: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,571 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-188: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,571 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-188: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,571 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-59: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,571 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-60: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,572 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-60: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,572 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-62: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,572 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-63: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,572 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-63: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,572 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-65: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,572 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-66: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,572 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-66: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,573 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-68: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,573 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-75: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,573 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-75: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,573 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-77: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,573 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-78: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,573 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-78: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,574 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-80: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,574 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-81: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,575 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-81: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,576 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-83: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,576 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-84: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,576 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-84: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,576 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-86: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,576 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-236: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,576 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-236: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,576 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-242: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,577 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-242: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,577 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-120: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,577 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-120: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,577 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-122: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,586 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-129: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,590 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-129: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,591 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-131: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,591 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-147: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,591 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-147: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,591 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-149: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,592 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-286: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,592 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L7-286: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,592 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-156: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,592 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-156: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,592 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-158: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,592 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-159: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,593 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-159: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,593 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-161: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,596 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-162: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,596 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-162: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,596 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-164: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-165: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-165: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-167: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-216: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-216: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-218: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-234: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-234: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-236: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,597 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-237: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-237: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-239: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-240: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-240: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-242: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-243: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-243: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-245: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-252: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-252: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,598 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-254: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,599 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-255: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,599 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-255: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,599 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-257: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,599 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-258: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,600 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-258: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,600 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-260: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-261: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-261: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-263: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-297: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-297: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-299: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-306: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,601 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-306: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,602 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-308: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,602 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-324: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,602 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-324: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-326: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-333: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-333: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-335: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,603 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-336: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-336: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-338: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-339: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-339: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-341: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-342: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,604 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-342: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-344: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-393: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-393: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-395: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-411: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-411: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,605 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-413: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-414: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-414: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-416: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-417: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-417: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,606 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-419: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-420: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-420: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-422: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-429: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-429: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-431: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-432: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-432: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-434: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-435: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-435: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-437: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-438: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,608 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-438: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-440: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-474: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-474: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-476: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-483: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-483: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-485: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,609 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-501: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-501: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-503: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-510: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-510: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-512: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-513: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-513: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,610 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-515: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-516: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-516: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-518: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-519: assume 0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256;__CS_cs_#t~ite35 := ~__CS_ret_PREEMPTED~0 % 256; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-519: assume !(0 != __CS_cs_#t~nondet34 && 1 == ~__CS_round~0 % 256);__CS_cs_#t~ite35 := ~__CS_ret~0 % 256; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L804-521: ~__CS_ret~0 := __CS_cs_#t~ite35;havoc __CS_cs_#t~nondet34;havoc __CS_cs_#t~ite35; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1135: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,611 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1136: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##388: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##387: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##365: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,613 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##429: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##430: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##452: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##453: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##467: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##466: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##474: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,614 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##473: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##646: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##645: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##689: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,615 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##688: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,622 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##696: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,623 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##695: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,623 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##733: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,623 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##732: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,623 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##746: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,623 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##747: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##753: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##754: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##709: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##710: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##856: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,624 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##855: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##878: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##877: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1409: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1410: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-2: 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 09:16:44,625 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-5: 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 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-8: 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 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1453: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1454: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1446: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1447: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1432: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1433: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,626 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##964: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##963: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##920: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##943: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##942: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##957: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,627 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##956: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,628 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##919: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,628 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##199: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,628 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##198: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,628 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1367: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,628 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##155: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,629 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1368: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,629 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##156: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,629 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1345: assume 0 == assume_abort_if_not_~cond;assume false; [2020-12-22 09:16:44,630 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1346: assume !(0 == assume_abort_if_not_~cond); [2020-12-22 09:16:44,664 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 09:16:44,664 INFO L299 CfgBuilder]: Removed 895 assume(true) statements. [2020-12-22 09:16:44,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:16:44 BoogieIcfgContainer [2020-12-22 09:16:44,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 09:16:44,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 09:16:44,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 09:16:44,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 09:16:44,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 09:16:35" (1/3) ... [2020-12-22 09:16:44,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@379dc03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:16:44, skipping insertion in model container [2020-12-22 09:16:44,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:16:37" (2/3) ... [2020-12-22 09:16:44,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@379dc03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:16:44, skipping insertion in model container [2020-12-22 09:16:44,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:16:44" (3/3) ... [2020-12-22 09:16:44,681 INFO L111 eAbstractionObserver]: Analyzing ICFG cs_stack-1.i [2020-12-22 09:16:44,694 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 09:16:44,702 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-22 09:16:44,727 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-22 09:16:44,778 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 09:16:44,778 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 09:16:44,778 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 09:16:44,778 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 09:16:44,778 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 09:16:44,778 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 09:16:44,778 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 09:16:44,779 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 09:16:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states. [2020-12-22 09:16:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-22 09:16:44,850 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:44,851 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:16:44,852 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:44,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:44,859 INFO L82 PathProgramCache]: Analyzing trace with hash 33393569, now seen corresponding path program 1 times [2020-12-22 09:16:44,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:44,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509397494] [2020-12-22 09:16:44,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:45,186 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 09:16:45,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509397494] [2020-12-22 09:16:45,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:16:45,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 09:16:45,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082226548] [2020-12-22 09:16:45,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 09:16:45,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:45,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 09:16:45,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 09:16:45,211 INFO L87 Difference]: Start difference. First operand 882 states. Second operand 2 states. [2020-12-22 09:16:45,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:45,287 INFO L93 Difference]: Finished difference Result 1762 states and 2756 transitions. [2020-12-22 09:16:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 09:16:45,289 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 40 [2020-12-22 09:16:45,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:45,315 INFO L225 Difference]: With dead ends: 1762 [2020-12-22 09:16:45,315 INFO L226 Difference]: Without dead ends: 878 [2020-12-22 09:16:45,324 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 09:16:45,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2020-12-22 09:16:45,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 878. [2020-12-22 09:16:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 878 states. [2020-12-22 09:16:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1213 transitions. [2020-12-22 09:16:45,448 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1213 transitions. Word has length 40 [2020-12-22 09:16:45,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:45,449 INFO L481 AbstractCegarLoop]: Abstraction has 878 states and 1213 transitions. [2020-12-22 09:16:45,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 09:16:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1213 transitions. [2020-12-22 09:16:45,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-22 09:16:45,454 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:45,455 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 09:16:45,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 09:16:45,455 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:45,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:45,456 INFO L82 PathProgramCache]: Analyzing trace with hash -1862096727, now seen corresponding path program 1 times [2020-12-22 09:16:45,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:45,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239188350] [2020-12-22 09:16:45,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:45,761 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 09:16:45,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239188350] [2020-12-22 09:16:45,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:16:45,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:16:45,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827548299] [2020-12-22 09:16:45,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:16:45,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:45,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:16:45,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:16:45,766 INFO L87 Difference]: Start difference. First operand 878 states and 1213 transitions. Second operand 3 states. [2020-12-22 09:16:45,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:45,872 INFO L93 Difference]: Finished difference Result 1754 states and 2424 transitions. [2020-12-22 09:16:45,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:16:45,875 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-12-22 09:16:45,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:45,885 INFO L225 Difference]: With dead ends: 1754 [2020-12-22 09:16:45,886 INFO L226 Difference]: Without dead ends: 885 [2020-12-22 09:16:45,892 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 09:16:45,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2020-12-22 09:16:45,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 879. [2020-12-22 09:16:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 879 states. [2020-12-22 09:16:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 879 states and 1214 transitions. [2020-12-22 09:16:45,926 INFO L78 Accepts]: Start accepts. Automaton has 879 states and 1214 transitions. Word has length 40 [2020-12-22 09:16:45,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:45,926 INFO L481 AbstractCegarLoop]: Abstraction has 879 states and 1214 transitions. [2020-12-22 09:16:45,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:16:45,927 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1214 transitions. [2020-12-22 09:16:45,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-22 09:16:45,929 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:45,929 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] [2020-12-22 09:16:45,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 09:16:45,929 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:45,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:45,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1463651037, now seen corresponding path program 1 times [2020-12-22 09:16:45,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:45,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309412417] [2020-12-22 09:16:45,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:46,021 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 09:16:46,021 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309412417] [2020-12-22 09:16:46,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:16:46,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:16:46,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969706630] [2020-12-22 09:16:46,024 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:16:46,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:46,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:16:46,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:16:46,027 INFO L87 Difference]: Start difference. First operand 879 states and 1214 transitions. Second operand 3 states. [2020-12-22 09:16:46,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:46,089 INFO L93 Difference]: Finished difference Result 1759 states and 2431 transitions. [2020-12-22 09:16:46,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:16:46,090 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2020-12-22 09:16:46,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:46,095 INFO L225 Difference]: With dead ends: 1759 [2020-12-22 09:16:46,095 INFO L226 Difference]: Without dead ends: 883 [2020-12-22 09:16:46,097 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 09:16:46,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2020-12-22 09:16:46,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 881. [2020-12-22 09:16:46,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 881 states. [2020-12-22 09:16:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 881 states and 1216 transitions. [2020-12-22 09:16:46,121 INFO L78 Accepts]: Start accepts. Automaton has 881 states and 1216 transitions. Word has length 45 [2020-12-22 09:16:46,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:46,122 INFO L481 AbstractCegarLoop]: Abstraction has 881 states and 1216 transitions. [2020-12-22 09:16:46,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:16:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1216 transitions. [2020-12-22 09:16:46,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-22 09:16:46,124 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:46,124 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] [2020-12-22 09:16:46,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 09:16:46,124 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:46,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:46,125 INFO L82 PathProgramCache]: Analyzing trace with hash -539468127, now seen corresponding path program 1 times [2020-12-22 09:16:46,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:46,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417578293] [2020-12-22 09:16:46,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 09:16:46,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417578293] [2020-12-22 09:16:46,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [146542746] [2020-12-22 09:16:46,218 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 09:16:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:46,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-22 09:16:46,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:16:46,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-22 09:16:46,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:16:46,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-22 09:16:46,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672073468] [2020-12-22 09:16:46,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 09:16:46,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:46,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 09:16:46,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:16:46,696 INFO L87 Difference]: Start difference. First operand 881 states and 1216 transitions. Second operand 5 states. [2020-12-22 09:16:46,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:46,783 INFO L93 Difference]: Finished difference Result 1765 states and 2437 transitions. [2020-12-22 09:16:46,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:16:46,784 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 49 [2020-12-22 09:16:46,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:46,788 INFO L225 Difference]: With dead ends: 1765 [2020-12-22 09:16:46,788 INFO L226 Difference]: Without dead ends: 887 [2020-12-22 09:16:46,790 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 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 09:16:46,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2020-12-22 09:16:46,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 885. [2020-12-22 09:16:46,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2020-12-22 09:16:46,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1220 transitions. [2020-12-22 09:16:46,815 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1220 transitions. Word has length 49 [2020-12-22 09:16:46,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:46,816 INFO L481 AbstractCegarLoop]: Abstraction has 885 states and 1220 transitions. [2020-12-22 09:16:46,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 09:16:46,816 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1220 transitions. [2020-12-22 09:16:46,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-22 09:16:46,818 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:46,818 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 09:16:47,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:16:47,032 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:47,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:47,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1248903269, now seen corresponding path program 2 times [2020-12-22 09:16:47,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:47,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548472530] [2020-12-22 09:16:47,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 09:16:47,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548472530] [2020-12-22 09:16:47,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401876288] [2020-12-22 09:16:47,146 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 09:16:47,644 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 09:16:47,645 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 09:16:47,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 09:16:47,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:16:47,744 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-22 09:16:47,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 09:16:47,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-22 09:16:47,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163694613] [2020-12-22 09:16:47,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:16:47,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:47,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:16:47,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-22 09:16:47,747 INFO L87 Difference]: Start difference. First operand 885 states and 1220 transitions. Second operand 4 states. [2020-12-22 09:16:47,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:47,883 INFO L93 Difference]: Finished difference Result 1709 states and 2355 transitions. [2020-12-22 09:16:47,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:16:47,884 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-12-22 09:16:47,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:47,893 INFO L225 Difference]: With dead ends: 1709 [2020-12-22 09:16:47,893 INFO L226 Difference]: Without dead ends: 1651 [2020-12-22 09:16:47,895 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:16:47,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1651 states. [2020-12-22 09:16:47,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1651 to 1645. [2020-12-22 09:16:47,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1645 states. [2020-12-22 09:16:47,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1645 states and 2260 transitions. [2020-12-22 09:16:47,938 INFO L78 Accepts]: Start accepts. Automaton has 1645 states and 2260 transitions. Word has length 53 [2020-12-22 09:16:47,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:47,938 INFO L481 AbstractCegarLoop]: Abstraction has 1645 states and 2260 transitions. [2020-12-22 09:16:47,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:16:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2260 transitions. [2020-12-22 09:16:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-22 09:16:47,943 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:47,943 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-22 09:16:48,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:16:48,158 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:48,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:48,159 INFO L82 PathProgramCache]: Analyzing trace with hash -1829824827, now seen corresponding path program 1 times [2020-12-22 09:16:48,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:48,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374102428] [2020-12-22 09:16:48,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:48,319 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-22 09:16:48,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374102428] [2020-12-22 09:16:48,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313117456] [2020-12-22 09:16:48,320 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 09:16:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:48,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-22 09:16:48,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:16:48,791 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-22 09:16:48,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:16:48,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2020-12-22 09:16:48,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089982734] [2020-12-22 09:16:48,793 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:16:48,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:48,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:16:48,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:16:48,794 INFO L87 Difference]: Start difference. First operand 1645 states and 2260 transitions. Second operand 7 states. [2020-12-22 09:16:49,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:16:49,059 INFO L93 Difference]: Finished difference Result 3310 states and 4547 transitions. [2020-12-22 09:16:49,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-22 09:16:49,060 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 90 [2020-12-22 09:16:49,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:16:49,072 INFO L225 Difference]: With dead ends: 3310 [2020-12-22 09:16:49,073 INFO L226 Difference]: Without dead ends: 1668 [2020-12-22 09:16:49,080 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 88 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 09:16:49,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2020-12-22 09:16:49,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1666. [2020-12-22 09:16:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1666 states. [2020-12-22 09:16:49,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2283 transitions. [2020-12-22 09:16:49,134 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2283 transitions. Word has length 90 [2020-12-22 09:16:49,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:16:49,134 INFO L481 AbstractCegarLoop]: Abstraction has 1666 states and 2283 transitions. [2020-12-22 09:16:49,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:16:49,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2283 transitions. [2020-12-22 09:16:49,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-22 09:16:49,140 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:16:49,140 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 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] [2020-12-22 09:16:49,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:16:49,355 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:16:49,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:16:49,356 INFO L82 PathProgramCache]: Analyzing trace with hash -271197951, now seen corresponding path program 2 times [2020-12-22 09:16:49,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:16:49,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135475648] [2020-12-22 09:16:49,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:16:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:16:49,668 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-22 09:16:49,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135475648] [2020-12-22 09:16:49,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121955436] [2020-12-22 09:16:49,675 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 09:16:49,973 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 09:16:49,973 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 09:16:49,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 12 conjunts are in the unsatisfiable core [2020-12-22 09:16:49,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:16:50,336 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-22 09:16:50,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 09:16:50,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2020-12-22 09:16:50,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284382099] [2020-12-22 09:16:50,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:16:50,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:16:50,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:16:50,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:16:50,339 INFO L87 Difference]: Start difference. First operand 1666 states and 2283 transitions. Second operand 7 states. [2020-12-22 09:17:04,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:04,442 INFO L93 Difference]: Finished difference Result 8606 states and 11633 transitions. [2020-12-22 09:17:04,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 09:17:04,443 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 111 [2020-12-22 09:17:04,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:04,481 INFO L225 Difference]: With dead ends: 8606 [2020-12-22 09:17:04,481 INFO L226 Difference]: Without dead ends: 7058 [2020-12-22 09:17:04,487 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2020-12-22 09:17:04,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7058 states. [2020-12-22 09:17:04,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7058 to 6283. [2020-12-22 09:17:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6283 states. [2020-12-22 09:17:04,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6283 states to 6283 states and 8274 transitions. [2020-12-22 09:17:04,687 INFO L78 Accepts]: Start accepts. Automaton has 6283 states and 8274 transitions. Word has length 111 [2020-12-22 09:17:04,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:04,687 INFO L481 AbstractCegarLoop]: Abstraction has 6283 states and 8274 transitions. [2020-12-22 09:17:04,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:17:04,687 INFO L276 IsEmpty]: Start isEmpty. Operand 6283 states and 8274 transitions. [2020-12-22 09:17:04,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-22 09:17:04,701 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:04,701 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 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] [2020-12-22 09:17:04,915 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:17:04,916 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:04,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:04,918 INFO L82 PathProgramCache]: Analyzing trace with hash -23051457, now seen corresponding path program 1 times [2020-12-22 09:17:04,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:04,918 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106002184] [2020-12-22 09:17:04,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-22 09:17:05,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106002184] [2020-12-22 09:17:05,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512521698] [2020-12-22 09:17:05,222 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 09:17:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:05,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-22 09:17:05,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:17:05,667 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-12-22 09:17:05,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:17:05,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-12-22 09:17:05,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324365804] [2020-12-22 09:17:05,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:17:05,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:05,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:17:05,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:17:05,669 INFO L87 Difference]: Start difference. First operand 6283 states and 8274 transitions. Second operand 7 states. [2020-12-22 09:17:05,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:05,847 INFO L93 Difference]: Finished difference Result 12554 states and 16536 transitions. [2020-12-22 09:17:05,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 09:17:05,848 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 111 [2020-12-22 09:17:05,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:05,879 INFO L225 Difference]: With dead ends: 12554 [2020-12-22 09:17:05,879 INFO L226 Difference]: Without dead ends: 6289 [2020-12-22 09:17:05,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 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 09:17:05,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6289 states. [2020-12-22 09:17:06,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6289 to 6287. [2020-12-22 09:17:06,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6287 states. [2020-12-22 09:17:06,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6287 states to 6287 states and 8278 transitions. [2020-12-22 09:17:06,050 INFO L78 Accepts]: Start accepts. Automaton has 6287 states and 8278 transitions. Word has length 111 [2020-12-22 09:17:06,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:06,051 INFO L481 AbstractCegarLoop]: Abstraction has 6287 states and 8278 transitions. [2020-12-22 09:17:06,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:17:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 6287 states and 8278 transitions. [2020-12-22 09:17:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-12-22 09:17:06,067 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:06,067 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 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] [2020-12-22 09:17:06,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:17:06,281 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:06,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:06,282 INFO L82 PathProgramCache]: Analyzing trace with hash 874018431, now seen corresponding path program 2 times [2020-12-22 09:17:06,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:06,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634662268] [2020-12-22 09:17:06,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 69 proven. 16 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-22 09:17:06,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634662268] [2020-12-22 09:17:06,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710992229] [2020-12-22 09:17:06,519 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 09:17:06,781 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-12-22 09:17:06,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-22 09:17:06,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 14 conjunts are in the unsatisfiable core [2020-12-22 09:17:06,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:17:06,947 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2020-12-22 09:17:06,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-22 09:17:06,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2020-12-22 09:17:06,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311163242] [2020-12-22 09:17:06,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 09:17:06,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:06,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 09:17:06,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:17:06,950 INFO L87 Difference]: Start difference. First operand 6287 states and 8278 transitions. Second operand 6 states. [2020-12-22 09:17:11,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:11,391 INFO L93 Difference]: Finished difference Result 10653 states and 13882 transitions. [2020-12-22 09:17:11,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 09:17:11,392 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2020-12-22 09:17:11,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:11,414 INFO L225 Difference]: With dead ends: 10653 [2020-12-22 09:17:11,414 INFO L226 Difference]: Without dead ends: 4282 [2020-12-22 09:17:11,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-12-22 09:17:11,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4282 states. [2020-12-22 09:17:11,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4282 to 4098. [2020-12-22 09:17:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4098 states. [2020-12-22 09:17:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 4098 states and 4888 transitions. [2020-12-22 09:17:11,527 INFO L78 Accepts]: Start accepts. Automaton has 4098 states and 4888 transitions. Word has length 115 [2020-12-22 09:17:11,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:11,527 INFO L481 AbstractCegarLoop]: Abstraction has 4098 states and 4888 transitions. [2020-12-22 09:17:11,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 09:17:11,527 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4888 transitions. [2020-12-22 09:17:11,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-12-22 09:17:11,535 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:11,536 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 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] [2020-12-22 09:17:11,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-22 09:17:11,750 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:11,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:11,751 INFO L82 PathProgramCache]: Analyzing trace with hash -653361597, now seen corresponding path program 1 times [2020-12-22 09:17:11,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:11,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538040325] [2020-12-22 09:17:11,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:11,984 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 69 proven. 16 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-22 09:17:11,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538040325] [2020-12-22 09:17:11,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426611246] [2020-12-22 09:17:11,985 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 09:17:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:12,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-22 09:17:12,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-22 09:17:12,548 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 69 proven. 16 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-22 09:17:12,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-22 09:17:12,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2020-12-22 09:17:12,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444360364] [2020-12-22 09:17:12,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 09:17:12,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:12,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 09:17:12,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:17:12,558 INFO L87 Difference]: Start difference. First operand 4098 states and 4888 transitions. Second operand 8 states. [2020-12-22 09:17:12,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:12,699 INFO L93 Difference]: Finished difference Result 8180 states and 9760 transitions. [2020-12-22 09:17:12,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 09:17:12,700 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 115 [2020-12-22 09:17:12,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:12,739 INFO L225 Difference]: With dead ends: 8180 [2020-12-22 09:17:12,739 INFO L226 Difference]: Without dead ends: 4102 [2020-12-22 09:17:12,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 115 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 09:17:12,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4102 states. [2020-12-22 09:17:12,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4102 to 4102. [2020-12-22 09:17:12,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4102 states. [2020-12-22 09:17:12,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 4102 states and 4892 transitions. [2020-12-22 09:17:12,862 INFO L78 Accepts]: Start accepts. Automaton has 4102 states and 4892 transitions. Word has length 115 [2020-12-22 09:17:12,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:12,862 INFO L481 AbstractCegarLoop]: Abstraction has 4102 states and 4892 transitions. [2020-12-22 09:17:12,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 09:17:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 4102 states and 4892 transitions. [2020-12-22 09:17:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-22 09:17:12,871 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:12,871 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:13,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-22 09:17:13,085 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:13,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:13,086 INFO L82 PathProgramCache]: Analyzing trace with hash 450654339, now seen corresponding path program 2 times [2020-12-22 09:17:13,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:13,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361347957] [2020-12-22 09:17:13,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:13,320 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:13,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361347957] [2020-12-22 09:17:13,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:13,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:13,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14706171] [2020-12-22 09:17:13,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:17:13,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:13,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:17:13,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:17:13,322 INFO L87 Difference]: Start difference. First operand 4102 states and 4892 transitions. Second operand 3 states. [2020-12-22 09:17:13,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:13,671 INFO L93 Difference]: Finished difference Result 10384 states and 12306 transitions. [2020-12-22 09:17:13,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:17:13,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-12-22 09:17:13,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:13,692 INFO L225 Difference]: With dead ends: 10384 [2020-12-22 09:17:13,693 INFO L226 Difference]: Without dead ends: 7005 [2020-12-22 09:17:13,699 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 09:17:13,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7005 states. [2020-12-22 09:17:13,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7005 to 5593. [2020-12-22 09:17:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5593 states. [2020-12-22 09:17:13,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5593 states to 5593 states and 6665 transitions. [2020-12-22 09:17:13,917 INFO L78 Accepts]: Start accepts. Automaton has 5593 states and 6665 transitions. Word has length 119 [2020-12-22 09:17:13,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:13,917 INFO L481 AbstractCegarLoop]: Abstraction has 5593 states and 6665 transitions. [2020-12-22 09:17:13,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:17:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 5593 states and 6665 transitions. [2020-12-22 09:17:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-22 09:17:13,927 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:13,927 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:13,928 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 09:17:13,928 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:13,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:13,928 INFO L82 PathProgramCache]: Analyzing trace with hash 652478273, now seen corresponding path program 1 times [2020-12-22 09:17:13,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:13,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607522448] [2020-12-22 09:17:13,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:14,143 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:14,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607522448] [2020-12-22 09:17:14,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:14,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 09:17:14,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750273443] [2020-12-22 09:17:14,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:14,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:14,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:14,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:14,146 INFO L87 Difference]: Start difference. First operand 5593 states and 6665 transitions. Second operand 4 states. [2020-12-22 09:17:14,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:14,600 INFO L93 Difference]: Finished difference Result 12384 states and 14675 transitions. [2020-12-22 09:17:14,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:17:14,601 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2020-12-22 09:17:14,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:14,619 INFO L225 Difference]: With dead ends: 12384 [2020-12-22 09:17:14,619 INFO L226 Difference]: Without dead ends: 9014 [2020-12-22 09:17:14,625 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:14,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9014 states. [2020-12-22 09:17:14,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9014 to 6387. [2020-12-22 09:17:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6387 states. [2020-12-22 09:17:14,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6387 states to 6387 states and 7625 transitions. [2020-12-22 09:17:14,777 INFO L78 Accepts]: Start accepts. Automaton has 6387 states and 7625 transitions. Word has length 119 [2020-12-22 09:17:14,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:14,777 INFO L481 AbstractCegarLoop]: Abstraction has 6387 states and 7625 transitions. [2020-12-22 09:17:14,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:14,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6387 states and 7625 transitions. [2020-12-22 09:17:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-22 09:17:14,789 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:14,790 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:14,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 09:17:14,790 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:14,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:14,791 INFO L82 PathProgramCache]: Analyzing trace with hash 1096378947, now seen corresponding path program 1 times [2020-12-22 09:17:14,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:14,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626275958] [2020-12-22 09:17:14,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:18,121 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2020-12-22 09:17:18,427 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2020-12-22 09:17:18,657 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 69 [2020-12-22 09:17:18,800 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 36 [2020-12-22 09:17:19,015 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 38 [2020-12-22 09:17:19,271 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 59 [2020-12-22 09:17:19,710 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:19,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626275958] [2020-12-22 09:17:19,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:19,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-22 09:17:19,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918098772] [2020-12-22 09:17:19,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 09:17:19,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:19,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 09:17:19,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:17:19,713 INFO L87 Difference]: Start difference. First operand 6387 states and 7625 transitions. Second operand 11 states. [2020-12-22 09:17:19,988 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2020-12-22 09:17:22,485 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2020-12-22 09:17:23,157 WARN L197 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 79 [2020-12-22 09:17:23,530 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2020-12-22 09:17:24,161 WARN L197 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 102 [2020-12-22 09:17:28,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:28,629 INFO L93 Difference]: Finished difference Result 13320 states and 15912 transitions. [2020-12-22 09:17:28,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 09:17:28,630 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 119 [2020-12-22 09:17:28,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:28,652 INFO L225 Difference]: With dead ends: 13320 [2020-12-22 09:17:28,652 INFO L226 Difference]: Without dead ends: 11419 [2020-12-22 09:17:28,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2020-12-22 09:17:28,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11419 states. [2020-12-22 09:17:28,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11419 to 7198. [2020-12-22 09:17:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7198 states. [2020-12-22 09:17:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7198 states to 7198 states and 8604 transitions. [2020-12-22 09:17:28,853 INFO L78 Accepts]: Start accepts. Automaton has 7198 states and 8604 transitions. Word has length 119 [2020-12-22 09:17:28,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:28,853 INFO L481 AbstractCegarLoop]: Abstraction has 7198 states and 8604 transitions. [2020-12-22 09:17:28,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 09:17:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 7198 states and 8604 transitions. [2020-12-22 09:17:28,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-22 09:17:28,865 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:28,865 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:28,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 09:17:28,865 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:28,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:28,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1043197417, now seen corresponding path program 1 times [2020-12-22 09:17:28,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:28,866 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126361292] [2020-12-22 09:17:28,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:29,094 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:29,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126361292] [2020-12-22 09:17:29,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:29,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 09:17:29,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939730327] [2020-12-22 09:17:29,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:29,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:29,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:29,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:29,096 INFO L87 Difference]: Start difference. First operand 7198 states and 8604 transitions. Second operand 4 states. [2020-12-22 09:17:29,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:29,531 INFO L93 Difference]: Finished difference Result 12267 states and 14515 transitions. [2020-12-22 09:17:29,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-22 09:17:29,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2020-12-22 09:17:29,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:29,553 INFO L225 Difference]: With dead ends: 12267 [2020-12-22 09:17:29,554 INFO L226 Difference]: Without dead ends: 8423 [2020-12-22 09:17:29,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:17:29,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8423 states. [2020-12-22 09:17:29,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8423 to 6880. [2020-12-22 09:17:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6880 states. [2020-12-22 09:17:29,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6880 states to 6880 states and 8211 transitions. [2020-12-22 09:17:29,756 INFO L78 Accepts]: Start accepts. Automaton has 6880 states and 8211 transitions. Word has length 121 [2020-12-22 09:17:29,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:29,757 INFO L481 AbstractCegarLoop]: Abstraction has 6880 states and 8211 transitions. [2020-12-22 09:17:29,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 6880 states and 8211 transitions. [2020-12-22 09:17:29,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-22 09:17:29,765 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:29,766 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:29,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 09:17:29,766 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:29,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:29,767 INFO L82 PathProgramCache]: Analyzing trace with hash 141472938, now seen corresponding path program 1 times [2020-12-22 09:17:29,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:29,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130893281] [2020-12-22 09:17:29,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:29,888 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:29,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130893281] [2020-12-22 09:17:29,889 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:29,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:29,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386663275] [2020-12-22 09:17:29,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 09:17:29,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:29,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 09:17:29,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 09:17:29,891 INFO L87 Difference]: Start difference. First operand 6880 states and 8211 transitions. Second operand 3 states. [2020-12-22 09:17:30,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:30,131 INFO L93 Difference]: Finished difference Result 10256 states and 12226 transitions. [2020-12-22 09:17:30,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 09:17:30,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-12-22 09:17:30,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:30,147 INFO L225 Difference]: With dead ends: 10256 [2020-12-22 09:17:30,147 INFO L226 Difference]: Without dead ends: 6897 [2020-12-22 09:17:30,152 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 09:17:30,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6897 states. [2020-12-22 09:17:30,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6897 to 6894. [2020-12-22 09:17:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6894 states. [2020-12-22 09:17:30,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 8221 transitions. [2020-12-22 09:17:30,458 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 8221 transitions. Word has length 122 [2020-12-22 09:17:30,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:30,459 INFO L481 AbstractCegarLoop]: Abstraction has 6894 states and 8221 transitions. [2020-12-22 09:17:30,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 09:17:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 8221 transitions. [2020-12-22 09:17:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-22 09:17:30,467 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:30,468 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:30,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 09:17:30,468 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:30,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:30,469 INFO L82 PathProgramCache]: Analyzing trace with hash 2080634984, now seen corresponding path program 1 times [2020-12-22 09:17:30,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:30,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279632040] [2020-12-22 09:17:30,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:34,826 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 36 [2020-12-22 09:17:34,975 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 37 [2020-12-22 09:17:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:35,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279632040] [2020-12-22 09:17:35,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:35,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-22 09:17:35,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573793502] [2020-12-22 09:17:35,194 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-22 09:17:35,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:35,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-22 09:17:35,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:17:35,195 INFO L87 Difference]: Start difference. First operand 6894 states and 8221 transitions. Second operand 11 states. [2020-12-22 09:17:35,406 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-12-22 09:17:37,790 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2020-12-22 09:17:38,152 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2020-12-22 09:17:42,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:42,427 INFO L93 Difference]: Finished difference Result 10574 states and 12516 transitions. [2020-12-22 09:17:42,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 09:17:42,429 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 122 [2020-12-22 09:17:42,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:42,449 INFO L225 Difference]: With dead ends: 10574 [2020-12-22 09:17:42,449 INFO L226 Difference]: Without dead ends: 9148 [2020-12-22 09:17:42,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2020-12-22 09:17:42,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9148 states. [2020-12-22 09:17:42,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9148 to 6894. [2020-12-22 09:17:42,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6894 states. [2020-12-22 09:17:42,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6894 states to 6894 states and 8217 transitions. [2020-12-22 09:17:42,737 INFO L78 Accepts]: Start accepts. Automaton has 6894 states and 8217 transitions. Word has length 122 [2020-12-22 09:17:42,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:42,737 INFO L481 AbstractCegarLoop]: Abstraction has 6894 states and 8217 transitions. [2020-12-22 09:17:42,737 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-22 09:17:42,737 INFO L276 IsEmpty]: Start isEmpty. Operand 6894 states and 8217 transitions. [2020-12-22 09:17:42,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-22 09:17:42,746 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:42,746 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:42,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 09:17:42,747 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:42,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:42,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1192618404, now seen corresponding path program 1 times [2020-12-22 09:17:42,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:42,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90230187] [2020-12-22 09:17:42,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:42,976 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:42,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90230187] [2020-12-22 09:17:42,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:42,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:42,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157236593] [2020-12-22 09:17:42,978 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:42,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:42,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:42,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:42,979 INFO L87 Difference]: Start difference. First operand 6894 states and 8217 transitions. Second operand 4 states. [2020-12-22 09:17:45,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:45,315 INFO L93 Difference]: Finished difference Result 10465 states and 12348 transitions. [2020-12-22 09:17:45,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:17:45,317 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2020-12-22 09:17:45,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:45,329 INFO L225 Difference]: With dead ends: 10465 [2020-12-22 09:17:45,330 INFO L226 Difference]: Without dead ends: 7268 [2020-12-22 09:17:45,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:17:45,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7268 states. [2020-12-22 09:17:45,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7268 to 5816. [2020-12-22 09:17:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5816 states. [2020-12-22 09:17:45,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5816 states to 5816 states and 6919 transitions. [2020-12-22 09:17:45,546 INFO L78 Accepts]: Start accepts. Automaton has 5816 states and 6919 transitions. Word has length 129 [2020-12-22 09:17:45,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:45,547 INFO L481 AbstractCegarLoop]: Abstraction has 5816 states and 6919 transitions. [2020-12-22 09:17:45,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 5816 states and 6919 transitions. [2020-12-22 09:17:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-22 09:17:45,554 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:45,554 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:45,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-22 09:17:45,554 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:45,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:45,555 INFO L82 PathProgramCache]: Analyzing trace with hash -848751545, now seen corresponding path program 1 times [2020-12-22 09:17:45,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:45,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166890842] [2020-12-22 09:17:45,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:45,757 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:45,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166890842] [2020-12-22 09:17:45,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:45,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 09:17:45,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737621774] [2020-12-22 09:17:45,761 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 09:17:45,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:45,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 09:17:45,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-22 09:17:45,762 INFO L87 Difference]: Start difference. First operand 5816 states and 6919 transitions. Second operand 4 states. [2020-12-22 09:17:48,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:48,050 INFO L93 Difference]: Finished difference Result 7458 states and 8812 transitions. [2020-12-22 09:17:48,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 09:17:48,052 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2020-12-22 09:17:48,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:48,064 INFO L225 Difference]: With dead ends: 7458 [2020-12-22 09:17:48,065 INFO L226 Difference]: Without dead ends: 6432 [2020-12-22 09:17:48,068 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-22 09:17:48,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6432 states. [2020-12-22 09:17:48,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6432 to 5291. [2020-12-22 09:17:48,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5291 states. [2020-12-22 09:17:48,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5291 states to 5291 states and 6299 transitions. [2020-12-22 09:17:48,324 INFO L78 Accepts]: Start accepts. Automaton has 5291 states and 6299 transitions. Word has length 129 [2020-12-22 09:17:48,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:48,325 INFO L481 AbstractCegarLoop]: Abstraction has 5291 states and 6299 transitions. [2020-12-22 09:17:48,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 09:17:48,325 INFO L276 IsEmpty]: Start isEmpty. Operand 5291 states and 6299 transitions. [2020-12-22 09:17:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-12-22 09:17:48,332 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:48,332 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:48,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-22 09:17:48,332 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:48,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:48,333 INFO L82 PathProgramCache]: Analyzing trace with hash 633939658, now seen corresponding path program 1 times [2020-12-22 09:17:48,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:48,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101468526] [2020-12-22 09:17:48,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:49,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101468526] [2020-12-22 09:17:49,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:49,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 09:17:49,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024119709] [2020-12-22 09:17:49,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 09:17:49,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:49,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 09:17:49,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:17:49,033 INFO L87 Difference]: Start difference. First operand 5291 states and 6299 transitions. Second operand 8 states. [2020-12-22 09:17:52,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:17:52,101 INFO L93 Difference]: Finished difference Result 9302 states and 10935 transitions. [2020-12-22 09:17:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 09:17:52,102 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 132 [2020-12-22 09:17:52,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:17:52,112 INFO L225 Difference]: With dead ends: 9302 [2020-12-22 09:17:52,112 INFO L226 Difference]: Without dead ends: 7320 [2020-12-22 09:17:52,117 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-12-22 09:17:52,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7320 states. [2020-12-22 09:17:52,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7320 to 5018. [2020-12-22 09:17:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5018 states. [2020-12-22 09:17:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5018 states to 5018 states and 5960 transitions. [2020-12-22 09:17:52,477 INFO L78 Accepts]: Start accepts. Automaton has 5018 states and 5960 transitions. Word has length 132 [2020-12-22 09:17:52,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:17:52,477 INFO L481 AbstractCegarLoop]: Abstraction has 5018 states and 5960 transitions. [2020-12-22 09:17:52,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 09:17:52,479 INFO L276 IsEmpty]: Start isEmpty. Operand 5018 states and 5960 transitions. [2020-12-22 09:17:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-12-22 09:17:52,486 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:17:52,486 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:17:52,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-22 09:17:52,486 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:17:52,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:17:52,487 INFO L82 PathProgramCache]: Analyzing trace with hash 669297556, now seen corresponding path program 1 times [2020-12-22 09:17:52,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:17:52,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288094618] [2020-12-22 09:17:52,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:17:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:17:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:17:58,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288094618] [2020-12-22 09:17:58,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:17:58,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-22 09:17:58,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237734584] [2020-12-22 09:17:58,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-22 09:17:58,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:17:58,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-22 09:17:58,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-12-22 09:17:58,454 INFO L87 Difference]: Start difference. First operand 5018 states and 5960 transitions. Second operand 10 states. [2020-12-22 09:18:01,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:01,987 INFO L93 Difference]: Finished difference Result 6209 states and 7312 transitions. [2020-12-22 09:18:01,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 09:18:01,987 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2020-12-22 09:18:01,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:01,994 INFO L225 Difference]: With dead ends: 6209 [2020-12-22 09:18:01,994 INFO L226 Difference]: Without dead ends: 6177 [2020-12-22 09:18:01,995 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2020-12-22 09:18:02,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6177 states. [2020-12-22 09:18:02,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6177 to 5078. [2020-12-22 09:18:02,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5078 states. [2020-12-22 09:18:02,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 5078 states and 6031 transitions. [2020-12-22 09:18:02,216 INFO L78 Accepts]: Start accepts. Automaton has 5078 states and 6031 transitions. Word has length 133 [2020-12-22 09:18:02,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:02,216 INFO L481 AbstractCegarLoop]: Abstraction has 5078 states and 6031 transitions. [2020-12-22 09:18:02,216 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-22 09:18:02,216 INFO L276 IsEmpty]: Start isEmpty. Operand 5078 states and 6031 transitions. [2020-12-22 09:18:02,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-12-22 09:18:02,223 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:02,223 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:18:02,223 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-22 09:18:02,223 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:02,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:02,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1096780118, now seen corresponding path program 1 times [2020-12-22 09:18:02,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:02,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173337031] [2020-12-22 09:18:02,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:18:03,627 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173337031] [2020-12-22 09:18:03,628 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:03,628 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 09:18:03,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617932293] [2020-12-22 09:18:03,628 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:18:03,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:03,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:18:03,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:18:03,633 INFO L87 Difference]: Start difference. First operand 5078 states and 6031 transitions. Second operand 7 states. [2020-12-22 09:18:09,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:09,656 INFO L93 Difference]: Finished difference Result 7561 states and 8896 transitions. [2020-12-22 09:18:09,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 09:18:09,657 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 143 [2020-12-22 09:18:09,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:09,665 INFO L225 Difference]: With dead ends: 7561 [2020-12-22 09:18:09,666 INFO L226 Difference]: Without dead ends: 7275 [2020-12-22 09:18:09,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-12-22 09:18:09,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7275 states. [2020-12-22 09:18:09,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7275 to 4988. [2020-12-22 09:18:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4988 states. [2020-12-22 09:18:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4988 states to 4988 states and 5922 transitions. [2020-12-22 09:18:09,931 INFO L78 Accepts]: Start accepts. Automaton has 4988 states and 5922 transitions. Word has length 143 [2020-12-22 09:18:09,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:09,932 INFO L481 AbstractCegarLoop]: Abstraction has 4988 states and 5922 transitions. [2020-12-22 09:18:09,932 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:18:09,932 INFO L276 IsEmpty]: Start isEmpty. Operand 4988 states and 5922 transitions. [2020-12-22 09:18:09,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-22 09:18:09,937 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:09,937 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:18:09,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-22 09:18:09,938 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:09,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:09,938 INFO L82 PathProgramCache]: Analyzing trace with hash 638340327, now seen corresponding path program 1 times [2020-12-22 09:18:09,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:09,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462454079] [2020-12-22 09:18:09,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:10,584 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:18:10,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462454079] [2020-12-22 09:18:10,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:10,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 09:18:10,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665677752] [2020-12-22 09:18:10,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 09:18:10,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:10,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 09:18:10,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-22 09:18:10,589 INFO L87 Difference]: Start difference. First operand 4988 states and 5922 transitions. Second operand 6 states. [2020-12-22 09:18:13,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:13,334 INFO L93 Difference]: Finished difference Result 8431 states and 9914 transitions. [2020-12-22 09:18:13,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 09:18:13,337 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2020-12-22 09:18:13,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:13,346 INFO L225 Difference]: With dead ends: 8431 [2020-12-22 09:18:13,346 INFO L226 Difference]: Without dead ends: 6690 [2020-12-22 09:18:13,350 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-22 09:18:13,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6690 states. [2020-12-22 09:18:13,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6690 to 4670. [2020-12-22 09:18:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4670 states. [2020-12-22 09:18:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 4670 states and 5529 transitions. [2020-12-22 09:18:13,554 INFO L78 Accepts]: Start accepts. Automaton has 4670 states and 5529 transitions. Word has length 144 [2020-12-22 09:18:13,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:13,554 INFO L481 AbstractCegarLoop]: Abstraction has 4670 states and 5529 transitions. [2020-12-22 09:18:13,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 09:18:13,554 INFO L276 IsEmpty]: Start isEmpty. Operand 4670 states and 5529 transitions. [2020-12-22 09:18:13,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-22 09:18:13,561 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:13,561 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:18:13,561 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-22 09:18:13,561 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:13,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:13,562 INFO L82 PathProgramCache]: Analyzing trace with hash 2004626731, now seen corresponding path program 1 times [2020-12-22 09:18:13,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:13,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706861582] [2020-12-22 09:18:13,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:19,745 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:18:19,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706861582] [2020-12-22 09:18:19,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:18:19,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 09:18:19,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486040028] [2020-12-22 09:18:19,746 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 09:18:19,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:18:19,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 09:18:19,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-22 09:18:19,747 INFO L87 Difference]: Start difference. First operand 4670 states and 5529 transitions. Second operand 7 states. [2020-12-22 09:18:24,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 09:18:24,550 INFO L93 Difference]: Finished difference Result 6808 states and 7978 transitions. [2020-12-22 09:18:24,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 09:18:24,551 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 144 [2020-12-22 09:18:24,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 09:18:24,558 INFO L225 Difference]: With dead ends: 6808 [2020-12-22 09:18:24,558 INFO L226 Difference]: Without dead ends: 6067 [2020-12-22 09:18:24,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-12-22 09:18:24,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6067 states. [2020-12-22 09:18:24,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6067 to 4673. [2020-12-22 09:18:24,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4673 states. [2020-12-22 09:18:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 4673 states and 5531 transitions. [2020-12-22 09:18:24,782 INFO L78 Accepts]: Start accepts. Automaton has 4673 states and 5531 transitions. Word has length 144 [2020-12-22 09:18:24,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 09:18:24,783 INFO L481 AbstractCegarLoop]: Abstraction has 4673 states and 5531 transitions. [2020-12-22 09:18:24,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 09:18:24,783 INFO L276 IsEmpty]: Start isEmpty. Operand 4673 states and 5531 transitions. [2020-12-22 09:18:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-12-22 09:18:24,788 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 09:18:24,788 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 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] [2020-12-22 09:18:24,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-22 09:18:24,789 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 09:18:24,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 09:18:24,790 INFO L82 PathProgramCache]: Analyzing trace with hash 133123887, now seen corresponding path program 1 times [2020-12-22 09:18:24,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 09:18:24,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9599184] [2020-12-22 09:18:24,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 09:18:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 09:18:39,011 WARN L197 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 117 [2020-12-22 09:18:39,915 WARN L197 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 126 [2020-12-22 09:18:41,002 WARN L197 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 142 [2020-12-22 09:18:42,055 WARN L197 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 149 [2020-12-22 09:18:43,299 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 247 DAG size of output: 167 [2020-12-22 09:18:44,424 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 240 DAG size of output: 160 [2020-12-22 09:18:45,520 WARN L197 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 154 [2020-12-22 09:18:47,446 WARN L197 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 261 DAG size of output: 168 [2020-12-22 09:18:49,574 WARN L197 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 333 DAG size of output: 190 [2020-12-22 09:18:51,776 WARN L197 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 369 DAG size of output: 207 [2020-12-22 09:18:53,865 WARN L197 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 362 DAG size of output: 197 [2020-12-22 09:18:55,841 WARN L197 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 315 DAG size of output: 185 [2020-12-22 09:18:57,866 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 309 DAG size of output: 187 [2020-12-22 09:18:59,115 WARN L197 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 248 DAG size of output: 143 [2020-12-22 09:19:00,511 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 263 DAG size of output: 154 [2020-12-22 09:19:01,813 WARN L197 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 256 DAG size of output: 147 [2020-12-22 09:19:02,928 WARN L197 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 159 [2020-12-22 09:19:04,494 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 294 DAG size of output: 145 [2020-12-22 09:19:05,886 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 281 DAG size of output: 148 [2020-12-22 09:19:07,394 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 288 DAG size of output: 153 [2020-12-22 09:19:08,646 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 235 DAG size of output: 139 [2020-12-22 09:19:09,797 WARN L197 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 125 [2020-12-22 09:19:10,713 WARN L197 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 135 [2020-12-22 09:19:11,530 WARN L197 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 123 [2020-12-22 09:19:12,296 WARN L197 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 116 [2020-12-22 09:19:12,871 WARN L197 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 104 [2020-12-22 09:19:13,368 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 94 [2020-12-22 09:19:13,874 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 89 [2020-12-22 09:19:14,308 WARN L197 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 77 [2020-12-22 09:19:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-22 09:19:14,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9599184] [2020-12-22 09:19:14,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 09:19:14,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2020-12-22 09:19:14,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985905973] [2020-12-22 09:19:14,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-12-22 09:19:14,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 09:19:14,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-12-22 09:19:14,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=685, Unknown=0, NotChecked=0, Total=930 [2020-12-22 09:19:14,999 INFO L87 Difference]: Start difference. First operand 4673 states and 5531 transitions. Second operand 31 states. [2020-12-22 09:19:15,686 WARN L197 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-12-22 09:19:19,163 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2020-12-22 09:19:20,245 WARN L197 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 160 [2020-12-22 09:19:21,369 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 154 DAG size of output: 154 [2020-12-22 09:19:22,423 WARN L197 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2020-12-22 09:19:23,828 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 169 DAG size of output: 165 [2020-12-22 09:19:24,961 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 162 DAG size of output: 162 [2020-12-22 09:19:26,448 WARN L197 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 169 DAG size of output: 158 [2020-12-22 09:19:28,231 WARN L197 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-12-22 09:19:30,265 WARN L197 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-12-22 09:19:31,850 WARN L197 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 212 DAG size of output: 203 [2020-12-22 09:19:33,485 WARN L197 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 197 DAG size of output: 188 [2020-12-22 09:19:34,700 WARN L197 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 134 [2020-12-22 09:19:36,457 WARN L197 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 221 DAG size of output: 205 [2020-12-22 09:19:37,616 WARN L197 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2020-12-22 09:19:39,196 WARN L197 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 166 DAG size of output: 155 [2020-12-22 09:19:41,008 WARN L197 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 159 DAG size of output: 151 [2020-12-22 09:19:43,494 WARN L197 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2020-12-22 09:19:45,859 WARN L197 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 187 DAG size of output: 184 [2020-12-22 09:19:47,867 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 192 DAG size of output: 180 [2020-12-22 09:19:49,927 WARN L197 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 194 DAG size of output: 163 [2020-12-22 09:19:52,085 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 185 DAG size of output: 176 [2020-12-22 09:19:55,066 WARN L197 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 216 DAG size of output: 174 [2020-12-22 09:19:58,374 WARN L197 SmtUtils]: Spent 2.88 s on a formula simplification. DAG size of input: 209 DAG size of output: 170 [2020-12-22 09:20:01,165 WARN L197 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 170 DAG size of output: 150 [2020-12-22 09:20:04,026 WARN L197 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 184 DAG size of output: 147 [2020-12-22 09:20:07,363 WARN L197 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 191 DAG size of output: 151 [2020-12-22 09:20:10,450 WARN L197 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2020-12-22 09:20:11,415 WARN L197 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-12-22 09:20:13,267 WARN L197 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 145 DAG size of output: 125 [2020-12-22 09:20:15,291 WARN L197 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 173 DAG size of output: 171