/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-13 18:57:38,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-13 18:57:38,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-13 18:57:38,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-13 18:57:38,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-13 18:57:38,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-13 18:57:38,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-13 18:57:38,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-13 18:57:38,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-13 18:57:38,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-13 18:57:38,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-13 18:57:38,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-13 18:57:38,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-13 18:57:38,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-13 18:57:38,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-13 18:57:38,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-13 18:57:38,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-13 18:57:38,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-13 18:57:38,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-13 18:57:38,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-13 18:57:38,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-13 18:57:38,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-13 18:57:38,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-13 18:57:38,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-13 18:57:38,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-13 18:57:38,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-13 18:57:38,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-13 18:57:38,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-13 18:57:38,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-13 18:57:38,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-13 18:57:38,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-13 18:57:38,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-13 18:57:38,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-13 18:57:38,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-13 18:57:38,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-13 18:57:38,700 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-13 18:57:38,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-13 18:57:38,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-13 18:57:38,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-13 18:57:38,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-13 18:57:38,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-13 18:57:38,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-07-13 18:57:38,734 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-13 18:57:38,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-13 18:57:38,735 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-13 18:57:38,735 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-13 18:57:38,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-13 18:57:38,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-13 18:57:38,737 INFO L138 SettingsManager]: * Use SBE=true [2021-07-13 18:57:38,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-13 18:57:38,737 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-13 18:57:38,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-13 18:57:38,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-13 18:57:38,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-13 18:57:38,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-13 18:57:38,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-13 18:57:38,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-13 18:57:38,739 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-13 18:57:38,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-13 18:57:38,739 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-13 18:57:38,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-13 18:57:38,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-13 18:57:38,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-13 18:57:38,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-13 18:57:38,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-13 18:57:38,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-13 18:57:38,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-13 18:57:38,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-13 18:57:38,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-13 18:57:38,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-13 18:57:38,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-13 18:57:38,742 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-13 18:57:38,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-13 18:57:38,742 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-13 18:57:39,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-13 18:57:39,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-13 18:57:39,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-13 18:57:39,099 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-13 18:57:39,102 INFO L275 PluginConnector]: CDTParser initialized [2021-07-13 18:57:39,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-07-13 18:57:39,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25586f93b/fe99492dfb2d48f9b7fda66556e14a83/FLAG530c24efa [2021-07-13 18:57:39,724 INFO L306 CDTParser]: Found 1 translation units. [2021-07-13 18:57:39,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-07-13 18:57:39,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25586f93b/fe99492dfb2d48f9b7fda66556e14a83/FLAG530c24efa [2021-07-13 18:57:40,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25586f93b/fe99492dfb2d48f9b7fda66556e14a83 [2021-07-13 18:57:40,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-13 18:57:40,181 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-13 18:57:40,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-13 18:57:40,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-13 18:57:40,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-13 18:57:40,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:40,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512ede21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40, skipping insertion in model container [2021-07-13 18:57:40,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:40,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-13 18:57:40,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-13 18:57:40,372 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-13 18:57:40,687 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-07-13 18:57:40,693 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-07-13 18:57:40,713 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-07-13 18:57:40,717 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-07-13 18:57:40,728 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-07-13 18:57:40,730 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-07-13 18:57:40,743 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-07-13 18:57:40,745 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-07-13 18:57:40,748 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-07-13 18:57:40,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 18:57:40,757 INFO L203 MainTranslator]: Completed pre-run [2021-07-13 18:57:40,776 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-13 18:57:40,806 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-07-13 18:57:40,813 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-07-13 18:57:40,817 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-07-13 18:57:40,818 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-07-13 18:57:40,819 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-07-13 18:57:40,820 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-07-13 18:57:40,823 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-07-13 18:57:40,823 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-07-13 18:57:40,824 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-07-13 18:57:40,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 18:57:40,891 INFO L208 MainTranslator]: Completed translation [2021-07-13 18:57:40,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40 WrapperNode [2021-07-13 18:57:40,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-13 18:57:40,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-13 18:57:40,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-13 18:57:40,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-13 18:57:40,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:40,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:40,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-13 18:57:40,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-13 18:57:40,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-13 18:57:40,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-13 18:57:40,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:40,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:41,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:41,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:41,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:41,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:41,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (1/1) ... [2021-07-13 18:57:41,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-13 18:57:41,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-13 18:57:41,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-13 18:57:41,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-13 18:57:41,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (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 [2021-07-13 18:57:41,154 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-07-13 18:57:41,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-13 18:57:41,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-13 18:57:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-13 18:57:41,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-13 18:57:41,157 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-13 18:57:41,999 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-13 18:57:42,000 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-07-13 18:57:42,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:57:42 BoogieIcfgContainer [2021-07-13 18:57:42,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-13 18:57:42,003 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-13 18:57:42,003 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-13 18:57:42,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-13 18:57:42,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 06:57:40" (1/3) ... [2021-07-13 18:57:42,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33702cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:57:42, skipping insertion in model container [2021-07-13 18:57:42,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:57:40" (2/3) ... [2021-07-13 18:57:42,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33702cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:57:42, skipping insertion in model container [2021-07-13 18:57:42,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:57:42" (3/3) ... [2021-07-13 18:57:42,009 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.i [2021-07-13 18:57:42,014 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-13 18:57:42,014 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-13 18:57:42,014 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-07-13 18:57:42,015 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-13 18:57:42,056 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,056 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,057 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,057 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,057 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,057 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,057 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,057 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,057 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,058 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,059 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,059 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,059 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,059 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,059 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,059 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,060 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,061 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,062 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,063 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,064 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,065 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,066 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,067 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,068 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,069 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,070 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,071 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,072 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,073 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,074 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,075 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,076 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,077 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,078 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,079 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,080 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,081 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,082 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,083 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,084 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,084 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,085 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,086 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,086 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,086 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,086 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,117 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,118 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,119 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,120 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,121 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,122 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,122 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,122 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,122 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,122 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,123 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,124 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,125 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,126 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,127 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,128 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,129 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,130 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,131 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,132 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,134 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,135 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,136 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,137 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,138 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,139 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 18:57:42,145 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-13 18:57:42,165 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-07-13 18:57:42,183 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 18:57:42,184 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 18:57:42,184 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 18:57:42,184 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 18:57:42,184 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 18:57:42,184 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 18:57:42,184 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 18:57:42,184 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-13 18:57:42,211 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 440 places, 469 transitions, 946 flow [2021-07-13 18:57:42,478 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14060 states, 14049 states have (on average 2.1306142785963416) internal successors, (29933), 14059 states have internal predecessors, (29933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:42,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 14060 states, 14049 states have (on average 2.1306142785963416) internal successors, (29933), 14059 states have internal predecessors, (29933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:42,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-07-13 18:57:42,532 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:57:42,532 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:57:42,533 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:57:42,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:57:42,540 INFO L82 PathProgramCache]: Analyzing trace with hash -767655797, now seen corresponding path program 1 times [2021-07-13 18:57:42,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:57:42,548 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25922952] [2021-07-13 18:57:42,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:57:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:57:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:57:43,208 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:57:43,208 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25922952] [2021-07-13 18:57:43,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25922952] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:57:43,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:57:43,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-07-13 18:57:43,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665887221] [2021-07-13 18:57:43,213 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-13 18:57:43,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:57:43,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-13 18:57:43,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-07-13 18:57:43,251 INFO L87 Difference]: Start difference. First operand has 14060 states, 14049 states have (on average 2.1306142785963416) internal successors, (29933), 14059 states have internal predecessors, (29933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:44,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:57:44,504 INFO L93 Difference]: Finished difference Result 14060 states and 29120 transitions. [2021-07-13 18:57:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 18:57:44,506 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-07-13 18:57:44,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:57:44,590 INFO L225 Difference]: With dead ends: 14060 [2021-07-13 18:57:44,590 INFO L226 Difference]: Without dead ends: 14060 [2021-07-13 18:57:44,592 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 511.4ms TimeCoverageRelationStatistics Valid=167, Invalid=433, Unknown=0, NotChecked=0, Total=600 [2021-07-13 18:57:44,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14060 states. [2021-07-13 18:57:45,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14060 to 14060. [2021-07-13 18:57:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14060 states, 14049 states have (on average 2.072745391131041) internal successors, (29120), 14059 states have internal predecessors, (29120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:45,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14060 states to 14060 states and 29120 transitions. [2021-07-13 18:57:45,176 INFO L78 Accepts]: Start accepts. Automaton has 14060 states and 29120 transitions. Word has length 53 [2021-07-13 18:57:45,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:57:45,177 INFO L482 AbstractCegarLoop]: Abstraction has 14060 states and 29120 transitions. [2021-07-13 18:57:45,177 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:45,177 INFO L276 IsEmpty]: Start isEmpty. Operand 14060 states and 29120 transitions. [2021-07-13 18:57:45,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-07-13 18:57:45,178 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:57:45,178 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:57:45,179 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-13 18:57:45,179 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:57:45,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:57:45,180 INFO L82 PathProgramCache]: Analyzing trace with hash -586543178, now seen corresponding path program 1 times [2021-07-13 18:57:45,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:57:45,180 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392218843] [2021-07-13 18:57:45,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:57:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:57:45,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:57:45,858 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:57:45,858 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392218843] [2021-07-13 18:57:45,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392218843] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:57:45,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:57:45,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-07-13 18:57:45,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058600452] [2021-07-13 18:57:45,860 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-13 18:57:45,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:57:45,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-13 18:57:45,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2021-07-13 18:57:45,861 INFO L87 Difference]: Start difference. First operand 14060 states and 29120 transitions. Second operand has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:46,518 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-07-13 18:57:46,724 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-07-13 18:57:47,013 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-07-13 18:57:47,203 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-07-13 18:57:47,400 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-07-13 18:57:47,628 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-07-13 18:57:47,852 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-07-13 18:57:48,104 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-07-13 18:57:48,367 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-07-13 18:57:48,662 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-07-13 18:57:48,910 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 129 [2021-07-13 18:57:49,108 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-07-13 18:57:49,303 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 111 [2021-07-13 18:57:49,470 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2021-07-13 18:57:49,650 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-07-13 18:57:51,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:57:51,104 INFO L93 Difference]: Finished difference Result 29224 states and 60730 transitions. [2021-07-13 18:57:51,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-13 18:57:51,104 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-07-13 18:57:51,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:57:51,217 INFO L225 Difference]: With dead ends: 29224 [2021-07-13 18:57:51,217 INFO L226 Difference]: Without dead ends: 29224 [2021-07-13 18:57:51,218 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 4141.3ms TimeCoverageRelationStatistics Valid=671, Invalid=1879, Unknown=0, NotChecked=0, Total=2550 [2021-07-13 18:57:51,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29224 states. [2021-07-13 18:57:51,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29224 to 14058. [2021-07-13 18:57:51,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.072750569476082) internal successors, (29118), 14057 states have internal predecessors, (29118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29118 transitions. [2021-07-13 18:57:51,802 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29118 transitions. Word has length 58 [2021-07-13 18:57:51,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:57:51,803 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29118 transitions. [2021-07-13 18:57:51,803 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29118 transitions. [2021-07-13 18:57:51,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-07-13 18:57:51,812 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:57:51,812 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:57:51,813 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-13 18:57:51,813 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:57:51,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:57:51,821 INFO L82 PathProgramCache]: Analyzing trace with hash -2101413857, now seen corresponding path program 1 times [2021-07-13 18:57:51,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:57:51,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636150477] [2021-07-13 18:57:51,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:57:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:57:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:57:51,901 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:57:51,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636150477] [2021-07-13 18:57:51,902 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636150477] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:57:51,902 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:57:51,902 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-13 18:57:51,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542993280] [2021-07-13 18:57:51,903 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-13 18:57:51,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:57:51,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-13 18:57:51,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-13 18:57:51,905 INFO L87 Difference]: Start difference. First operand 14058 states and 29118 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:51,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:57:51,994 INFO L93 Difference]: Finished difference Result 15898 states and 32816 transitions. [2021-07-13 18:57:51,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-13 18:57:51,994 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-07-13 18:57:51,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:57:52,041 INFO L225 Difference]: With dead ends: 15898 [2021-07-13 18:57:52,041 INFO L226 Difference]: Without dead ends: 15898 [2021-07-13 18:57:52,042 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-13 18:57:52,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15898 states. [2021-07-13 18:57:52,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15898 to 14058. [2021-07-13 18:57:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.0687642369020502) internal successors, (29062), 14057 states have internal predecessors, (29062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:52,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29062 transitions. [2021-07-13 18:57:52,357 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29062 transitions. Word has length 83 [2021-07-13 18:57:52,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:57:52,358 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29062 transitions. [2021-07-13 18:57:52,358 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:52,358 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29062 transitions. [2021-07-13 18:57:52,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-07-13 18:57:52,361 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:57:52,361 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:57:52,361 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-13 18:57:52,361 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:57:52,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:57:52,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1385976040, now seen corresponding path program 1 times [2021-07-13 18:57:52,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:57:52,362 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648256743] [2021-07-13 18:57:52,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:57:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:57:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:57:52,409 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:57:52,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648256743] [2021-07-13 18:57:52,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648256743] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:57:52,409 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:57:52,409 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-13 18:57:52,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641954961] [2021-07-13 18:57:52,409 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 18:57:52,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:57:52,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 18:57:52,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 18:57:52,410 INFO L87 Difference]: Start difference. First operand 14058 states and 29062 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:52,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:57:52,525 INFO L93 Difference]: Finished difference Result 26210 states and 54304 transitions. [2021-07-13 18:57:52,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 18:57:52,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-07-13 18:57:52,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:57:52,668 INFO L225 Difference]: With dead ends: 26210 [2021-07-13 18:57:52,668 INFO L226 Difference]: Without dead ends: 26210 [2021-07-13 18:57:52,668 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 18:57:52,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26210 states. [2021-07-13 18:57:52,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26210 to 14114. [2021-07-13 18:57:52,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14114 states, 14104 states have (on average 2.0686330119115146) internal successors, (29176), 14113 states have internal predecessors, (29176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14114 states to 14114 states and 29176 transitions. [2021-07-13 18:57:53,032 INFO L78 Accepts]: Start accepts. Automaton has 14114 states and 29176 transitions. Word has length 89 [2021-07-13 18:57:53,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:57:53,032 INFO L482 AbstractCegarLoop]: Abstraction has 14114 states and 29176 transitions. [2021-07-13 18:57:53,033 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 14114 states and 29176 transitions. [2021-07-13 18:57:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-07-13 18:57:53,036 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:57:53,036 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:57:53,036 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-13 18:57:53,036 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:57:53,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:57:53,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1238448872, now seen corresponding path program 1 times [2021-07-13 18:57:53,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:57:53,037 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014472636] [2021-07-13 18:57:53,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:57:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:57:53,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:57:53,354 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:57:53,355 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014472636] [2021-07-13 18:57:53,355 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014472636] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:57:53,355 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:57:53,355 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-07-13 18:57:53,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146677120] [2021-07-13 18:57:53,355 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-13 18:57:53,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:57:53,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-13 18:57:53,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-07-13 18:57:53,356 INFO L87 Difference]: Start difference. First operand 14114 states and 29176 transitions. Second operand has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:54,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:57:54,963 INFO L93 Difference]: Finished difference Result 32485 states and 67230 transitions. [2021-07-13 18:57:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-13 18:57:54,964 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2021-07-13 18:57:54,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:57:55,040 INFO L225 Difference]: With dead ends: 32485 [2021-07-13 18:57:55,040 INFO L226 Difference]: Without dead ends: 32485 [2021-07-13 18:57:55,041 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 819.3ms TimeCoverageRelationStatistics Valid=340, Invalid=850, Unknown=0, NotChecked=0, Total=1190 [2021-07-13 18:57:55,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32485 states. [2021-07-13 18:57:55,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32485 to 15478. [2021-07-13 18:57:55,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15478 states, 15468 states have (on average 2.069562968709594) internal successors, (32012), 15477 states have internal predecessors, (32012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:55,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15478 states to 15478 states and 32012 transitions. [2021-07-13 18:57:55,484 INFO L78 Accepts]: Start accepts. Automaton has 15478 states and 32012 transitions. Word has length 101 [2021-07-13 18:57:55,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:57:55,487 INFO L482 AbstractCegarLoop]: Abstraction has 15478 states and 32012 transitions. [2021-07-13 18:57:55,487 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:55,487 INFO L276 IsEmpty]: Start isEmpty. Operand 15478 states and 32012 transitions. [2021-07-13 18:57:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-07-13 18:57:55,500 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:57:55,500 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:57:55,500 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-13 18:57:55,501 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:57:55,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:57:55,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1709507850, now seen corresponding path program 1 times [2021-07-13 18:57:55,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:57:55,502 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204264783] [2021-07-13 18:57:55,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:57:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:57:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:57:55,639 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:57:55,641 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204264783] [2021-07-13 18:57:55,641 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204264783] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:57:55,642 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:57:55,642 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-13 18:57:55,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128050615] [2021-07-13 18:57:55,642 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-13 18:57:55,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:57:55,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-13 18:57:55,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-13 18:57:55,643 INFO L87 Difference]: Start difference. First operand 15478 states and 32012 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:55,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:57:55,966 INFO L93 Difference]: Finished difference Result 27431 states and 56673 transitions. [2021-07-13 18:57:55,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-13 18:57:55,967 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2021-07-13 18:57:55,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:57:56,128 INFO L225 Difference]: With dead ends: 27431 [2021-07-13 18:57:56,128 INFO L226 Difference]: Without dead ends: 27431 [2021-07-13 18:57:56,129 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 30.6ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-13 18:57:56,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27431 states. [2021-07-13 18:57:56,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27431 to 16038. [2021-07-13 18:57:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16038 states, 16028 states have (on average 2.068380334414774) internal successors, (33152), 16037 states have internal predecessors, (33152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:56,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16038 states to 16038 states and 33152 transitions. [2021-07-13 18:57:56,520 INFO L78 Accepts]: Start accepts. Automaton has 16038 states and 33152 transitions. Word has length 120 [2021-07-13 18:57:56,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:57:56,521 INFO L482 AbstractCegarLoop]: Abstraction has 16038 states and 33152 transitions. [2021-07-13 18:57:56,521 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 16038 states and 33152 transitions. [2021-07-13 18:57:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 18:57:56,531 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:57:56,531 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:57:56,531 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-13 18:57:56,532 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:57:56,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:57:56,532 INFO L82 PathProgramCache]: Analyzing trace with hash 2147068070, now seen corresponding path program 1 times [2021-07-13 18:57:56,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:57:56,532 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790865325] [2021-07-13 18:57:56,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:57:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:57:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:57:58,182 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:57:58,182 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790865325] [2021-07-13 18:57:58,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790865325] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:57:58,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:57:58,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-13 18:57:58,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807655966] [2021-07-13 18:57:58,182 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-13 18:57:58,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:57:58,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-13 18:57:58,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2021-07-13 18:57:58,184 INFO L87 Difference]: Start difference. First operand 16038 states and 33152 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:57:58,974 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-07-13 18:57:59,180 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2021-07-13 18:57:59,416 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2021-07-13 18:57:59,572 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-07-13 18:57:59,735 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-07-13 18:57:59,956 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-07-13 18:58:00,211 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-07-13 18:58:00,458 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-07-13 18:58:00,628 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2021-07-13 18:58:00,841 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 83 [2021-07-13 18:58:01,061 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 87 [2021-07-13 18:58:01,313 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-07-13 18:58:01,594 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 97 [2021-07-13 18:58:01,788 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 89 [2021-07-13 18:58:02,037 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 93 [2021-07-13 18:58:02,356 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 104 [2021-07-13 18:58:02,624 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 99 [2021-07-13 18:58:02,836 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 95 [2021-07-13 18:58:03,071 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 99 [2021-07-13 18:58:03,396 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 106 [2021-07-13 18:58:03,701 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 103 [2021-07-13 18:58:03,972 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 105 [2021-07-13 18:58:04,321 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 110 [2021-07-13 18:58:04,538 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 95 [2021-07-13 18:58:04,847 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 109 [2021-07-13 18:58:05,062 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2021-07-13 18:58:05,324 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 103 [2021-07-13 18:58:05,498 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-07-13 18:58:05,836 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-07-13 18:58:06,183 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 18:58:06,390 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-07-13 18:58:06,585 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 91 [2021-07-13 18:58:06,822 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-07-13 18:58:07,045 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 95 [2021-07-13 18:58:07,399 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 111 [2021-07-13 18:58:07,666 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 107 [2021-07-13 18:58:07,917 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 99 [2021-07-13 18:58:08,319 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-07-13 18:58:08,661 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 119 [2021-07-13 18:58:08,981 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-13 18:58:09,356 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-07-13 18:58:09,599 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-07-13 18:58:09,987 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 119 [2021-07-13 18:58:10,262 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 105 [2021-07-13 18:58:10,640 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 18:58:11,133 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-07-13 18:58:11,444 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-07-13 18:58:11,743 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 110 [2021-07-13 18:58:12,232 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-13 18:58:12,621 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-07-13 18:58:12,917 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-07-13 18:58:13,326 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 125 [2021-07-13 18:58:13,716 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-07-13 18:58:14,033 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 114 [2021-07-13 18:58:14,571 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-13 18:58:15,058 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-07-13 18:58:15,486 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 131 [2021-07-13 18:58:15,974 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-13 18:58:16,445 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 18:58:16,797 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-13 18:58:17,105 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-13 18:58:17,470 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-07-13 18:58:17,790 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-13 18:58:18,103 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 117 [2021-07-13 18:58:18,588 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-07-13 18:58:18,919 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-07-13 18:58:19,132 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 94 [2021-07-13 18:58:19,570 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-07-13 18:58:19,893 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 18:58:20,130 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 98 [2021-07-13 18:58:20,576 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 125 [2021-07-13 18:58:20,832 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 104 [2021-07-13 18:58:21,496 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 108 [2021-07-13 18:58:21,884 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-07-13 18:58:22,371 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 117 [2021-07-13 18:58:22,941 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 120 [2021-07-13 18:58:23,315 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-13 18:58:23,750 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-13 18:58:24,166 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-07-13 18:58:24,329 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2021-07-13 18:58:25,836 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-07-13 18:58:26,051 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-07-13 18:58:26,318 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-07-13 18:58:26,489 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2021-07-13 18:58:26,696 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 91 [2021-07-13 18:58:26,945 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 18:58:27,244 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-07-13 18:58:27,615 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 18:58:27,862 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 101 [2021-07-13 18:58:28,197 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-13 18:58:28,543 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-07-13 18:58:28,940 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 110 [2021-07-13 18:58:29,417 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-13 18:58:29,753 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-13 18:58:30,075 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-07-13 18:58:30,371 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-07-13 18:58:30,717 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-07-13 18:58:31,050 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-13 18:58:31,504 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-13 18:58:31,963 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-13 18:58:32,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:58:32,772 INFO L93 Difference]: Finished difference Result 35124 states and 72600 transitions. [2021-07-13 18:58:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-13 18:58:32,772 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 18:58:32,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:58:32,826 INFO L225 Difference]: With dead ends: 35124 [2021-07-13 18:58:32,826 INFO L226 Difference]: Without dead ends: 35124 [2021-07-13 18:58:32,830 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7204 ImplicationChecksByTransitivity, 30614.4ms TimeCoverageRelationStatistics Valid=4635, Invalid=20171, Unknown=0, NotChecked=0, Total=24806 [2021-07-13 18:58:32,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35124 states. [2021-07-13 18:58:33,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35124 to 16198. [2021-07-13 18:58:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16198 states, 16188 states have (on average 2.0681986656782803) internal successors, (33480), 16197 states have internal predecessors, (33480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:58:33,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16198 states to 16198 states and 33480 transitions. [2021-07-13 18:58:33,228 INFO L78 Accepts]: Start accepts. Automaton has 16198 states and 33480 transitions. Word has length 122 [2021-07-13 18:58:33,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:58:33,228 INFO L482 AbstractCegarLoop]: Abstraction has 16198 states and 33480 transitions. [2021-07-13 18:58:33,228 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:58:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand 16198 states and 33480 transitions. [2021-07-13 18:58:33,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 18:58:33,236 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:58:33,236 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:58:33,236 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-13 18:58:33,237 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:58:33,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:58:33,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1853400264, now seen corresponding path program 2 times [2021-07-13 18:58:33,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:58:33,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476278251] [2021-07-13 18:58:33,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:58:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:58:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:58:34,533 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:58:34,533 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476278251] [2021-07-13 18:58:34,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476278251] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:58:34,533 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:58:34,533 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-13 18:58:34,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14934767] [2021-07-13 18:58:34,534 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-13 18:58:34,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:58:34,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-13 18:58:34,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-13 18:58:34,535 INFO L87 Difference]: Start difference. First operand 16198 states and 33480 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:58:35,207 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 18:58:35,388 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-13 18:58:35,592 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-13 18:58:35,739 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 18:58:35,906 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-13 18:58:36,096 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-13 18:58:36,312 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-13 18:58:36,565 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-13 18:58:36,821 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-13 18:58:37,093 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-13 18:58:37,397 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-13 18:58:37,771 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-13 18:58:38,029 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-13 18:58:38,316 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-13 18:58:38,702 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-13 18:58:39,017 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-13 18:58:39,292 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-13 18:58:39,597 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-13 18:58:39,990 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 18:58:40,339 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-13 18:58:40,678 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-13 18:58:41,141 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-13 18:58:41,400 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-13 18:58:41,771 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-13 18:58:42,045 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-13 18:58:42,356 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-13 18:58:42,585 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-13 18:58:42,987 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-13 18:58:43,406 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-13 18:58:43,670 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-13 18:58:43,922 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-13 18:58:44,240 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-13 18:58:44,505 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-13 18:58:44,932 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-13 18:58:45,259 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-13 18:58:45,573 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-13 18:58:46,039 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-13 18:58:46,460 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 18:58:46,850 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-13 18:58:47,243 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-13 18:58:47,589 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-13 18:58:48,029 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-07-13 18:58:48,360 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-13 18:58:48,725 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 18:58:49,291 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-13 18:58:49,672 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-13 18:58:50,043 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-13 18:58:50,541 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-13 18:58:51,162 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-13 18:58:51,533 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-13 18:58:52,049 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-07-13 18:58:52,499 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-07-13 18:58:52,935 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-13 18:58:53,319 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-13 18:58:54,000 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-13 18:58:54,571 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-13 18:58:55,110 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 163 [2021-07-13 18:58:55,581 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-07-13 18:58:55,762 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-07-13 18:58:56,161 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 18:58:56,714 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-13 18:58:57,175 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-13 18:58:57,544 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 18:58:58,015 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-07-13 18:58:58,430 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-07-13 18:58:58,823 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 18:58:59,211 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-13 18:58:59,394 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-13 18:58:59,784 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 18:59:00,200 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 18:59:00,504 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-13 18:59:01,048 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-13 18:59:01,432 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 18:59:01,831 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-13 18:59:02,132 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-13 18:59:02,608 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-13 18:59:03,033 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-13 18:59:03,350 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-13 18:59:03,541 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-07-13 18:59:03,751 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2021-07-13 18:59:04,172 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-13 18:59:04,655 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-13 18:59:05,244 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-13 18:59:05,942 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-13 18:59:06,396 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-07-13 18:59:06,831 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 18:59:07,376 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-07-13 18:59:07,815 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-07-13 18:59:08,006 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-07-13 18:59:08,149 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2021-07-13 18:59:10,069 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-13 18:59:10,395 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-13 18:59:10,726 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-13 18:59:10,953 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-13 18:59:11,224 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-13 18:59:11,547 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-13 18:59:11,926 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-13 18:59:12,367 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 18:59:12,682 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-13 18:59:13,098 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-13 18:59:13,509 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-13 18:59:14,049 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-13 18:59:14,641 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 18:59:15,051 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 18:59:15,449 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 18:59:15,818 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-13 18:59:16,267 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-13 18:59:16,668 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-13 18:59:17,106 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 18:59:17,278 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-13 18:59:17,653 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-13 18:59:18,213 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 153 [2021-07-13 18:59:18,640 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-07-13 18:59:19,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:59:19,673 INFO L93 Difference]: Finished difference Result 36001 states and 74390 transitions. [2021-07-13 18:59:19,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-13 18:59:19,673 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 18:59:19,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:59:19,738 INFO L225 Difference]: With dead ends: 36001 [2021-07-13 18:59:19,738 INFO L226 Difference]: Without dead ends: 36001 [2021-07-13 18:59:19,742 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8090 ImplicationChecksByTransitivity, 40324.7ms TimeCoverageRelationStatistics Valid=5566, Invalid=22490, Unknown=0, NotChecked=0, Total=28056 [2021-07-13 18:59:19,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36001 states. [2021-07-13 18:59:20,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36001 to 16201. [2021-07-13 18:59:20,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16201 states, 16191 states have (on average 2.0681860292755236) internal successors, (33486), 16200 states have internal predecessors, (33486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16201 states to 16201 states and 33486 transitions. [2021-07-13 18:59:20,200 INFO L78 Accepts]: Start accepts. Automaton has 16201 states and 33486 transitions. Word has length 122 [2021-07-13 18:59:20,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:59:20,200 INFO L482 AbstractCegarLoop]: Abstraction has 16201 states and 33486 transitions. [2021-07-13 18:59:20,200 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 16201 states and 33486 transitions. [2021-07-13 18:59:20,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 18:59:20,208 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:59:20,208 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:59:20,208 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-13 18:59:20,208 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:59:20,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:59:20,209 INFO L82 PathProgramCache]: Analyzing trace with hash -106435492, now seen corresponding path program 3 times [2021-07-13 18:59:20,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:59:20,209 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005847743] [2021-07-13 18:59:20,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:59:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:59:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:59:21,377 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:59:21,377 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005847743] [2021-07-13 18:59:21,377 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005847743] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:59:21,377 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:59:21,377 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-13 18:59:21,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084338967] [2021-07-13 18:59:21,378 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-13 18:59:21,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:59:21,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-13 18:59:21,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-13 18:59:21,379 INFO L87 Difference]: Start difference. First operand 16201 states and 33486 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:22,077 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 18:59:22,258 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-13 18:59:22,463 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-13 18:59:22,612 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 18:59:22,781 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-13 18:59:22,973 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-13 18:59:23,192 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-13 18:59:23,493 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-13 18:59:23,752 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-13 18:59:24,049 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-13 18:59:24,351 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-13 18:59:24,691 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-13 18:59:25,093 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-13 18:59:25,503 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 18:59:25,751 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-13 18:59:25,993 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-13 18:59:26,265 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-13 18:59:26,466 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-13 18:59:26,735 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-13 18:59:26,998 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-13 18:59:27,425 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-13 18:59:27,723 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-13 18:59:28,161 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 18:59:28,517 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-13 18:59:28,907 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-13 18:59:29,193 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-13 18:59:29,624 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-07-13 18:59:29,987 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-13 18:59:30,483 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-13 18:59:31,054 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-13 18:59:31,555 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-07-13 18:59:32,300 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2021-07-13 18:59:32,496 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 18:59:32,862 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-13 18:59:33,371 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 18:59:33,779 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 18:59:34,116 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-13 18:59:34,605 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 166 [2021-07-13 18:59:34,988 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-13 18:59:35,353 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-07-13 18:59:35,541 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-07-13 18:59:35,907 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-13 18:59:36,520 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-07-13 18:59:36,898 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-13 18:59:37,414 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 162 [2021-07-13 18:59:37,620 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-07-13 18:59:38,911 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 165 [2021-07-13 18:59:39,106 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2021-07-13 18:59:41,855 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-07-13 18:59:42,052 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-07-13 18:59:42,638 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-07-13 18:59:43,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:59:43,756 INFO L93 Difference]: Finished difference Result 35433 states and 73234 transitions. [2021-07-13 18:59:43,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-13 18:59:43,757 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 18:59:43,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:59:43,810 INFO L225 Difference]: With dead ends: 35433 [2021-07-13 18:59:43,810 INFO L226 Difference]: Without dead ends: 35433 [2021-07-13 18:59:43,811 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2161 ImplicationChecksByTransitivity, 17861.3ms TimeCoverageRelationStatistics Valid=2245, Invalid=8057, Unknown=0, NotChecked=0, Total=10302 [2021-07-13 18:59:43,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35433 states. [2021-07-13 18:59:44,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35433 to 16233. [2021-07-13 18:59:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16233 states, 16223 states have (on average 2.0681748135363374) internal successors, (33552), 16232 states have internal predecessors, (33552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16233 states to 16233 states and 33552 transitions. [2021-07-13 18:59:44,174 INFO L78 Accepts]: Start accepts. Automaton has 16233 states and 33552 transitions. Word has length 122 [2021-07-13 18:59:44,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:59:44,174 INFO L482 AbstractCegarLoop]: Abstraction has 16233 states and 33552 transitions. [2021-07-13 18:59:44,174 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 16233 states and 33552 transitions. [2021-07-13 18:59:44,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 18:59:44,181 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:59:44,181 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:59:44,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-13 18:59:44,182 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:59:44,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:59:44,182 INFO L82 PathProgramCache]: Analyzing trace with hash -675679766, now seen corresponding path program 4 times [2021-07-13 18:59:44,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:59:44,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904869900] [2021-07-13 18:59:44,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:59:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 18:59:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 18:59:44,910 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 18:59:44,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904869900] [2021-07-13 18:59:44,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904869900] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 18:59:44,910 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 18:59:44,910 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-13 18:59:44,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972162150] [2021-07-13 18:59:44,910 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-13 18:59:44,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 18:59:44,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-13 18:59:44,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2021-07-13 18:59:44,911 INFO L87 Difference]: Start difference. First operand 16233 states and 33552 transitions. Second operand has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:46,609 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 51 [2021-07-13 18:59:47,222 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-07-13 18:59:47,368 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2021-07-13 18:59:47,628 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 71 [2021-07-13 18:59:47,876 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 76 [2021-07-13 18:59:48,137 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 73 [2021-07-13 18:59:48,502 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 72 [2021-07-13 18:59:48,634 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2021-07-13 18:59:48,765 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-07-13 18:59:48,918 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-07-13 18:59:49,060 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2021-07-13 18:59:49,203 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2021-07-13 18:59:49,346 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-07-13 18:59:49,504 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 88 [2021-07-13 18:59:49,663 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2021-07-13 18:59:49,811 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-07-13 18:59:50,005 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 80 [2021-07-13 18:59:50,134 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 74 [2021-07-13 18:59:50,306 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-07-13 18:59:50,470 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 91 [2021-07-13 18:59:50,641 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2021-07-13 18:59:50,821 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-07-13 18:59:50,976 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 76 [2021-07-13 18:59:51,160 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 90 [2021-07-13 18:59:51,356 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-07-13 18:59:51,557 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-07-13 18:59:51,762 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-07-13 18:59:51,978 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 95 [2021-07-13 18:59:52,203 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 96 [2021-07-13 18:59:52,465 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-07-13 18:59:55,010 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 75 [2021-07-13 18:59:55,187 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2021-07-13 18:59:56,440 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 71 [2021-07-13 18:59:56,616 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-07-13 18:59:56,806 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 73 [2021-07-13 18:59:58,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 18:59:58,918 INFO L93 Difference]: Finished difference Result 39505 states and 81413 transitions. [2021-07-13 18:59:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-13 18:59:58,919 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 18:59:58,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 18:59:58,980 INFO L225 Difference]: With dead ends: 39505 [2021-07-13 18:59:58,980 INFO L226 Difference]: Without dead ends: 39505 [2021-07-13 18:59:58,981 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4268 ImplicationChecksByTransitivity, 10154.7ms TimeCoverageRelationStatistics Valid=2763, Invalid=11279, Unknown=0, NotChecked=0, Total=14042 [2021-07-13 18:59:59,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39505 states. [2021-07-13 18:59:59,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39505 to 26172. [2021-07-13 18:59:59,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26172 states, 26162 states have (on average 2.0850852381316414) internal successors, (54550), 26171 states have internal predecessors, (54550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:59,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26172 states to 26172 states and 54550 transitions. [2021-07-13 18:59:59,646 INFO L78 Accepts]: Start accepts. Automaton has 26172 states and 54550 transitions. Word has length 122 [2021-07-13 18:59:59,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 18:59:59,647 INFO L482 AbstractCegarLoop]: Abstraction has 26172 states and 54550 transitions. [2021-07-13 18:59:59,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 18:59:59,647 INFO L276 IsEmpty]: Start isEmpty. Operand 26172 states and 54550 transitions. [2021-07-13 18:59:59,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 18:59:59,651 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 18:59:59,652 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 18:59:59,652 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-13 18:59:59,652 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 18:59:59,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 18:59:59,652 INFO L82 PathProgramCache]: Analyzing trace with hash 2105949926, now seen corresponding path program 5 times [2021-07-13 18:59:59,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 18:59:59,653 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195303516] [2021-07-13 18:59:59,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 18:59:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:00:01,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:00:01,477 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:00:01,477 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195303516] [2021-07-13 19:00:01,477 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195303516] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:00:01,478 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:00:01,478 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:00:01,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110248309] [2021-07-13 19:00:01,478 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:00:01,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:00:01,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:00:01,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1556, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:00:01,482 INFO L87 Difference]: Start difference. First operand 26172 states and 54550 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:00:02,368 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2021-07-13 19:00:02,739 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-07-13 19:00:02,892 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-07-13 19:00:03,070 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-07-13 19:00:03,267 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-07-13 19:00:03,502 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-07-13 19:00:03,733 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-07-13 19:00:03,953 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-07-13 19:00:04,149 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-07-13 19:00:04,324 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 87 [2021-07-13 19:00:04,485 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-07-13 19:00:04,675 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-07-13 19:00:05,172 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2021-07-13 19:00:05,348 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 68 [2021-07-13 19:00:05,530 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 70 [2021-07-13 19:00:05,687 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-07-13 19:00:05,862 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 79 [2021-07-13 19:00:06,065 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 72 [2021-07-13 19:00:06,260 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2021-07-13 19:00:06,466 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2021-07-13 19:00:06,677 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 92 [2021-07-13 19:00:06,904 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2021-07-13 19:00:07,157 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 94 [2021-07-13 19:00:07,410 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2021-07-13 19:00:07,664 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2021-07-13 19:00:07,920 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-07-13 19:00:08,169 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 96 [2021-07-13 19:00:08,446 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 98 [2021-07-13 19:00:08,640 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 92 [2021-07-13 19:00:08,922 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 98 [2021-07-13 19:00:09,133 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-07-13 19:00:09,374 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 96 [2021-07-13 19:00:09,619 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-07-13 19:00:09,862 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 95 [2021-07-13 19:00:10,104 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 102 [2021-07-13 19:00:10,421 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 100 [2021-07-13 19:00:10,689 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2021-07-13 19:00:10,953 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 104 [2021-07-13 19:00:11,259 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 106 [2021-07-13 19:00:11,608 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 102 [2021-07-13 19:00:11,875 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 95 [2021-07-13 19:00:12,192 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 99 [2021-07-13 19:00:12,484 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 97 [2021-07-13 19:00:12,806 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 108 [2021-07-13 19:00:13,158 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 101 [2021-07-13 19:00:13,544 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 110 [2021-07-13 19:00:14,634 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 96 [2021-07-13 19:00:14,908 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2021-07-13 19:00:15,163 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 98 [2021-07-13 19:00:15,916 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 100 [2021-07-13 19:00:16,616 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 102 [2021-07-13 19:00:17,014 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 104 [2021-07-13 19:00:18,829 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2021-07-13 19:00:19,051 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 94 [2021-07-13 19:00:19,307 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 93 [2021-07-13 19:00:19,514 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 86 [2021-07-13 19:00:19,711 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 88 [2021-07-13 19:00:19,952 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2021-07-13 19:00:20,227 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 95 [2021-07-13 19:00:20,577 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 97 [2021-07-13 19:00:20,801 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 92 [2021-07-13 19:00:21,094 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 93 [2021-07-13 19:00:22,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:00:22,197 INFO L93 Difference]: Finished difference Result 38222 states and 78865 transitions. [2021-07-13 19:00:22,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-07-13 19:00:22,206 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:00:22,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:00:22,274 INFO L225 Difference]: With dead ends: 38222 [2021-07-13 19:00:22,274 INFO L226 Difference]: Without dead ends: 38222 [2021-07-13 19:00:22,275 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4635 ImplicationChecksByTransitivity, 17606.3ms TimeCoverageRelationStatistics Valid=3265, Invalid=14027, Unknown=0, NotChecked=0, Total=17292 [2021-07-13 19:00:22,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38222 states. [2021-07-13 19:00:22,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38222 to 26218. [2021-07-13 19:00:22,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26218 states, 26208 states have (on average 2.0852029914529915) internal successors, (54649), 26217 states have internal predecessors, (54649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:00:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26218 states to 26218 states and 54649 transitions. [2021-07-13 19:00:22,815 INFO L78 Accepts]: Start accepts. Automaton has 26218 states and 54649 transitions. Word has length 122 [2021-07-13 19:00:22,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:00:22,815 INFO L482 AbstractCegarLoop]: Abstraction has 26218 states and 54649 transitions. [2021-07-13 19:00:22,815 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:00:22,815 INFO L276 IsEmpty]: Start isEmpty. Operand 26218 states and 54649 transitions. [2021-07-13 19:00:22,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:00:22,821 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:00:22,821 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:00:22,821 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-13 19:00:22,821 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:00:22,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:00:22,822 INFO L82 PathProgramCache]: Analyzing trace with hash 807892394, now seen corresponding path program 6 times [2021-07-13 19:00:22,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:00:22,822 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050751696] [2021-07-13 19:00:22,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:00:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:00:24,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:00:24,817 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:00:24,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050751696] [2021-07-13 19:00:24,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050751696] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:00:24,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:00:24,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:00:24,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585012372] [2021-07-13 19:00:24,818 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:00:24,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:00:24,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:00:24,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:00:24,819 INFO L87 Difference]: Start difference. First operand 26218 states and 54649 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:00:25,559 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:00:25,743 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:00:25,995 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:00:26,161 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:00:26,401 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:00:26,616 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:00:26,844 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:00:27,092 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:00:27,368 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-13 19:00:27,641 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:00:28,008 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:00:28,280 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:00:28,510 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:00:28,789 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:00:28,994 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:00:29,217 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:00:29,469 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:00:29,754 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:00:30,064 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:00:30,434 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:00:30,812 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:00:31,036 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:00:31,251 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:00:31,496 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:00:31,685 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:00:31,906 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:00:32,149 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:00:32,566 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-13 19:00:32,833 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:00:33,255 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-07-13 19:00:33,582 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:00:33,949 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-07-13 19:00:34,215 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:00:34,561 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-13 19:00:34,932 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:00:35,433 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-07-13 19:00:35,914 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-07-13 19:00:36,234 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:00:36,843 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-07-13 19:00:37,332 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-07-13 19:00:37,757 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-13 19:00:38,231 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 148 [2021-07-13 19:00:38,575 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-07-13 19:00:39,041 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-07-13 19:00:39,362 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-13 19:00:39,698 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-07-13 19:00:40,186 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-13 19:00:40,534 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-13 19:00:40,986 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-07-13 19:00:41,487 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-07-13 19:00:41,826 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-07-13 19:00:42,387 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 141 [2021-07-13 19:00:42,941 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 154 [2021-07-13 19:00:43,523 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-13 19:00:43,794 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-13 19:00:44,091 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-13 19:00:44,466 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-13 19:00:44,842 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-13 19:00:45,296 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:00:45,668 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-07-13 19:00:46,504 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 157 [2021-07-13 19:00:46,842 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 19:00:47,383 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-13 19:00:47,762 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-07-13 19:00:48,355 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 161 [2021-07-13 19:00:48,855 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-13 19:00:51,926 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-13 19:00:52,397 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-07-13 19:00:52,913 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-13 19:00:53,358 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-07-13 19:00:53,821 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-07-13 19:00:54,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:00:54,876 INFO L93 Difference]: Finished difference Result 36082 states and 74512 transitions. [2021-07-13 19:00:54,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-13 19:00:54,876 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:00:54,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:00:54,932 INFO L225 Difference]: With dead ends: 36082 [2021-07-13 19:00:54,932 INFO L226 Difference]: Without dead ends: 36082 [2021-07-13 19:00:54,933 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4053 ImplicationChecksByTransitivity, 25411.5ms TimeCoverageRelationStatistics Valid=3062, Invalid=13194, Unknown=0, NotChecked=0, Total=16256 [2021-07-13 19:00:55,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36082 states. [2021-07-13 19:00:55,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36082 to 26325. [2021-07-13 19:00:55,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26325 states, 26315 states have (on average 2.0849705491164734) internal successors, (54866), 26324 states have internal predecessors, (54866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:00:55,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26325 states to 26325 states and 54866 transitions. [2021-07-13 19:00:55,409 INFO L78 Accepts]: Start accepts. Automaton has 26325 states and 54866 transitions. Word has length 122 [2021-07-13 19:00:55,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:00:55,409 INFO L482 AbstractCegarLoop]: Abstraction has 26325 states and 54866 transitions. [2021-07-13 19:00:55,409 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:00:55,409 INFO L276 IsEmpty]: Start isEmpty. Operand 26325 states and 54866 transitions. [2021-07-13 19:00:55,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:00:55,414 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:00:55,414 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:00:55,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-13 19:00:55,414 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:00:55,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:00:55,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1808874022, now seen corresponding path program 7 times [2021-07-13 19:00:55,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:00:55,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676479788] [2021-07-13 19:00:55,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:00:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:00:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:00:57,014 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:00:57,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676479788] [2021-07-13 19:00:57,014 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676479788] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:00:57,014 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:00:57,014 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:00:57,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383694149] [2021-07-13 19:00:57,015 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:00:57,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:00:57,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:00:57,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:00:57,016 INFO L87 Difference]: Start difference. First operand 26325 states and 54866 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:00:57,857 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:00:58,053 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:00:58,338 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:00:58,580 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:00:58,772 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:00:58,997 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:00:59,247 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:00:59,506 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:00:59,812 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-07-13 19:01:00,086 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:01:00,390 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:01:00,666 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:01:00,896 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:01:01,181 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:01:01,388 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:01:01,609 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:01:01,911 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:01:02,192 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:01:02,503 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:01:02,876 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:01:03,267 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:01:03,546 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:01:03,762 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:01:04,008 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:01:04,192 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:01:04,416 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:01:04,657 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:01:05,120 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-13 19:01:05,391 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:01:05,808 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-07-13 19:01:06,135 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:01:06,491 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-13 19:01:06,757 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:01:07,104 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-13 19:01:07,484 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:01:07,972 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-07-13 19:01:08,476 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-13 19:01:08,794 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-13 19:01:09,362 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-07-13 19:01:09,797 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-07-13 19:01:10,227 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:01:10,647 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-07-13 19:01:10,979 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 121 [2021-07-13 19:01:11,386 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 134 [2021-07-13 19:01:11,759 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-13 19:01:12,075 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:01:12,516 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 147 [2021-07-13 19:01:12,911 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-13 19:01:13,248 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 115 [2021-07-13 19:01:13,659 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-13 19:01:14,191 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-13 19:01:14,521 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-13 19:01:14,963 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-07-13 19:01:15,391 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 141 [2021-07-13 19:01:15,957 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-07-13 19:01:17,125 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2021-07-13 19:01:17,753 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:01:18,234 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-13 19:01:18,736 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 142 [2021-07-13 19:01:22,028 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-13 19:01:22,426 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:01:22,866 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:01:23,271 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:01:24,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:01:24,505 INFO L93 Difference]: Finished difference Result 35687 states and 73705 transitions. [2021-07-13 19:01:24,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-13 19:01:24,506 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:01:24,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:01:24,562 INFO L225 Difference]: With dead ends: 35687 [2021-07-13 19:01:24,562 INFO L226 Difference]: Without dead ends: 35687 [2021-07-13 19:01:24,563 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3251 ImplicationChecksByTransitivity, 22189.4ms TimeCoverageRelationStatistics Valid=2823, Invalid=11697, Unknown=0, NotChecked=0, Total=14520 [2021-07-13 19:01:24,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35687 states. [2021-07-13 19:01:25,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35687 to 26294. [2021-07-13 19:01:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26294 states, 26284 states have (on average 2.0850327195251865) internal successors, (54803), 26293 states have internal predecessors, (54803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:01:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26294 states to 26294 states and 54803 transitions. [2021-07-13 19:01:25,134 INFO L78 Accepts]: Start accepts. Automaton has 26294 states and 54803 transitions. Word has length 122 [2021-07-13 19:01:25,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:01:25,134 INFO L482 AbstractCegarLoop]: Abstraction has 26294 states and 54803 transitions. [2021-07-13 19:01:25,135 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:01:25,135 INFO L276 IsEmpty]: Start isEmpty. Operand 26294 states and 54803 transitions. [2021-07-13 19:01:25,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:01:25,140 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:01:25,140 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:01:25,140 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-13 19:01:25,140 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:01:25,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:01:25,141 INFO L82 PathProgramCache]: Analyzing trace with hash -651221718, now seen corresponding path program 8 times [2021-07-13 19:01:25,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:01:25,141 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795307997] [2021-07-13 19:01:25,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:01:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:01:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:01:26,929 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:01:26,929 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795307997] [2021-07-13 19:01:26,929 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795307997] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:01:26,929 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:01:26,929 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:01:26,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433528081] [2021-07-13 19:01:26,929 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:01:26,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:01:26,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:01:26,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:01:26,930 INFO L87 Difference]: Start difference. First operand 26294 states and 54803 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:01:27,725 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:01:28,034 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:01:28,289 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:01:28,453 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:01:28,637 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:01:28,851 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:01:29,079 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:01:29,327 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:01:29,602 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-13 19:01:29,874 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:01:30,179 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:01:30,452 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:01:30,682 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:01:31,046 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:01:31,249 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:01:31,471 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:01:31,722 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:01:32,001 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:01:32,316 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:01:32,687 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:01:33,070 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:01:33,295 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:01:33,513 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:01:33,757 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:01:33,990 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:01:34,213 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:01:34,455 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:01:34,860 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-13 19:01:35,126 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:01:35,545 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-07-13 19:01:35,870 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:01:36,238 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-07-13 19:01:36,502 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:01:36,892 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-13 19:01:37,259 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:01:37,757 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-07-13 19:01:38,234 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-07-13 19:01:38,548 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:01:39,150 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-07-13 19:01:39,635 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-07-13 19:01:40,217 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 152 [2021-07-13 19:01:40,712 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-13 19:01:41,262 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-07-13 19:01:41,608 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-07-13 19:01:42,053 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-07-13 19:01:42,389 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-13 19:01:42,715 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-07-13 19:01:43,233 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-07-13 19:01:43,681 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-07-13 19:01:44,040 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-13 19:01:44,489 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-07-13 19:01:45,070 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-13 19:01:45,409 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-07-13 19:01:45,843 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-13 19:01:46,282 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-07-13 19:01:46,873 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 143 [2021-07-13 19:01:47,488 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-13 19:01:47,761 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-13 19:01:48,054 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-13 19:01:48,425 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-13 19:01:48,806 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-13 19:01:49,248 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:01:50,404 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-07-13 19:01:50,747 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 19:01:51,241 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-13 19:01:51,623 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-07-13 19:01:52,156 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-13 19:01:52,568 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-13 19:01:55,593 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-07-13 19:01:56,024 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-07-13 19:01:56,508 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-07-13 19:01:56,947 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-07-13 19:01:57,401 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-07-13 19:01:57,897 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 139 [2021-07-13 19:01:59,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:01:59,052 INFO L93 Difference]: Finished difference Result 35694 states and 73718 transitions. [2021-07-13 19:01:59,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-13 19:01:59,053 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:01:59,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:01:59,109 INFO L225 Difference]: With dead ends: 35694 [2021-07-13 19:01:59,109 INFO L226 Difference]: Without dead ends: 35694 [2021-07-13 19:01:59,110 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4711 ImplicationChecksByTransitivity, 27234.8ms TimeCoverageRelationStatistics Valid=3400, Invalid=14960, Unknown=0, NotChecked=0, Total=18360 [2021-07-13 19:01:59,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35694 states. [2021-07-13 19:01:59,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35694 to 26288. [2021-07-13 19:01:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:01:59,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-07-13 19:01:59,621 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-07-13 19:01:59,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:01:59,621 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-07-13 19:01:59,621 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:01:59,621 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-07-13 19:01:59,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:01:59,626 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:01:59,626 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:01:59,626 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-13 19:01:59,626 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:01:59,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:01:59,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1114706582, now seen corresponding path program 9 times [2021-07-13 19:01:59,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:01:59,627 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885461400] [2021-07-13 19:01:59,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:01:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:02:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:02:00,959 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:02:00,959 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885461400] [2021-07-13 19:02:00,959 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885461400] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:02:00,959 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:02:00,959 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-13 19:02:00,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391397110] [2021-07-13 19:02:00,960 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-13 19:02:00,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:02:00,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-13 19:02:00,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-07-13 19:02:00,960 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:02:01,657 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:02:01,852 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-13 19:02:02,054 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-13 19:02:02,210 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:02:02,379 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-13 19:02:02,569 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-13 19:02:02,784 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-13 19:02:03,036 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-13 19:02:03,296 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-13 19:02:03,662 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-13 19:02:03,964 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-13 19:02:04,297 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-13 19:02:04,551 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-13 19:02:04,838 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-13 19:02:05,213 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-13 19:02:05,530 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-13 19:02:05,809 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-13 19:02:06,114 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-13 19:02:06,503 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 19:02:06,852 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-13 19:02:07,189 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-13 19:02:07,593 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-13 19:02:07,853 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-13 19:02:08,220 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-13 19:02:08,496 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-13 19:02:08,814 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-13 19:02:09,043 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-13 19:02:09,442 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-13 19:02:09,857 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-13 19:02:10,120 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-13 19:02:10,357 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-13 19:02:10,643 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-13 19:02:10,923 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-13 19:02:11,353 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-13 19:02:11,680 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-13 19:02:11,986 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-13 19:02:12,440 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-13 19:02:12,854 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:02:13,241 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-13 19:02:13,637 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-13 19:02:13,952 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-13 19:02:14,306 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-13 19:02:14,670 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 19:02:15,131 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-13 19:02:15,514 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-13 19:02:15,882 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-13 19:02:16,386 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-13 19:02:16,828 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-13 19:02:17,412 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-07-13 19:02:17,825 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-13 19:02:18,198 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-13 19:02:18,702 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-13 19:02:19,139 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-13 19:02:19,525 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-13 19:02:20,162 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-13 19:02:20,647 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-13 19:02:21,160 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-07-13 19:02:21,686 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-13 19:02:22,203 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-07-13 19:02:22,794 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 19:02:23,355 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:02:23,764 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-13 19:02:24,186 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-07-13 19:02:24,577 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 19:02:24,990 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-13 19:02:25,452 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-13 19:02:25,856 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 19:02:26,242 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-13 19:02:26,633 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:02:27,075 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 19:02:27,649 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-13 19:02:28,058 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 19:02:28,439 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:02:28,858 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-13 19:02:29,279 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:02:29,771 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 19:02:30,228 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-13 19:02:30,872 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-13 19:02:31,169 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-13 19:02:31,535 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-13 19:02:32,069 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-13 19:02:32,531 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-13 19:02:33,062 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-13 19:02:34,011 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-13 19:02:34,506 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-13 19:02:34,938 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-07-13 19:02:35,405 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:02:35,853 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 19:02:36,342 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-07-13 19:02:38,552 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-13 19:02:38,851 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-13 19:02:39,183 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-13 19:02:39,414 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-13 19:02:39,679 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-13 19:02:40,019 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-13 19:02:40,413 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-13 19:02:40,880 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 19:02:41,210 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-13 19:02:41,632 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-13 19:02:42,041 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-13 19:02:42,737 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-13 19:02:43,364 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 19:02:43,802 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 19:02:44,199 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:02:44,614 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 19:02:45,016 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:02:45,385 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-13 19:02:45,837 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:02:46,263 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:02:46,679 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 19:02:47,102 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:02:47,516 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-13 19:02:47,967 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-13 19:02:49,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:02:49,021 INFO L93 Difference]: Finished difference Result 36564 states and 75489 transitions. [2021-07-13 19:02:49,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-07-13 19:02:49,021 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:02:49,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:02:49,119 INFO L225 Difference]: With dead ends: 36564 [2021-07-13 19:02:49,119 INFO L226 Difference]: Without dead ends: 36564 [2021-07-13 19:02:49,120 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8711 ImplicationChecksByTransitivity, 42542.5ms TimeCoverageRelationStatistics Valid=5989, Invalid=23767, Unknown=0, NotChecked=0, Total=29756 [2021-07-13 19:02:49,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36564 states. [2021-07-13 19:02:49,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36564 to 26291. [2021-07-13 19:02:49,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26291 states, 26281 states have (on average 2.0850424260872873) internal successors, (54797), 26290 states have internal predecessors, (54797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:02:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26291 states to 26291 states and 54797 transitions. [2021-07-13 19:02:49,537 INFO L78 Accepts]: Start accepts. Automaton has 26291 states and 54797 transitions. Word has length 122 [2021-07-13 19:02:49,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:02:49,538 INFO L482 AbstractCegarLoop]: Abstraction has 26291 states and 54797 transitions. [2021-07-13 19:02:49,538 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:02:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 26291 states and 54797 transitions. [2021-07-13 19:02:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:02:49,543 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:02:49,543 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:02:49,543 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-07-13 19:02:49,543 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:02:49,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:02:49,543 INFO L82 PathProgramCache]: Analyzing trace with hash -1255983104, now seen corresponding path program 10 times [2021-07-13 19:02:49,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:02:49,543 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394016725] [2021-07-13 19:02:49,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:02:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:02:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:02:50,685 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:02:50,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394016725] [2021-07-13 19:02:50,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394016725] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:02:50,685 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:02:50,685 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-13 19:02:50,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105978722] [2021-07-13 19:02:50,686 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-13 19:02:50,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:02:50,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-13 19:02:50,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-13 19:02:50,687 INFO L87 Difference]: Start difference. First operand 26291 states and 54797 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:02:51,297 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-13 19:02:51,449 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:02:51,627 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-13 19:02:51,828 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-13 19:02:51,974 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:02:52,139 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-13 19:02:52,328 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-13 19:02:52,550 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-13 19:02:52,814 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-13 19:02:53,075 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-13 19:02:53,348 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-13 19:02:53,739 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-13 19:02:54,074 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-13 19:02:54,464 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-13 19:02:54,871 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 19:02:55,118 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-13 19:02:55,362 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-13 19:02:55,635 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-13 19:02:55,835 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-13 19:02:56,156 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-13 19:02:56,420 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-13 19:02:56,842 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-13 19:02:57,140 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-13 19:02:57,577 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:02:57,928 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-13 19:02:58,324 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-13 19:02:58,610 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-13 19:02:58,957 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-13 19:02:59,346 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-13 19:02:59,832 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-13 19:03:00,399 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-07-13 19:03:00,733 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-13 19:03:01,215 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-13 19:03:01,835 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-13 19:03:02,281 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-07-13 19:03:02,772 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-07-13 19:03:03,272 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 170 [2021-07-13 19:03:03,823 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-13 19:03:04,343 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:03:04,718 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 19:03:05,146 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-07-13 19:03:05,495 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-13 19:03:05,851 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 19:03:06,322 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-13 19:03:06,782 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-07-13 19:03:07,180 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 19:03:07,552 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-07-13 19:03:07,962 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 19:03:08,110 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2021-07-13 19:03:08,551 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-13 19:03:08,903 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-13 19:03:09,302 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-13 19:03:09,712 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:03:10,247 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-13 19:03:10,701 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-13 19:03:11,174 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 159 [2021-07-13 19:03:11,360 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2021-07-13 19:03:12,241 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-07-13 19:03:12,842 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-13 19:03:13,268 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:03:13,748 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-07-13 19:03:14,325 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 162 [2021-07-13 19:03:16,410 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2021-07-13 19:03:17,238 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 19:03:17,641 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 19:03:18,102 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:03:18,600 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-13 19:03:19,015 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:03:19,434 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:03:19,907 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-13 19:03:20,373 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 160 [2021-07-13 19:03:21,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:03:21,372 INFO L93 Difference]: Finished difference Result 36247 states and 74842 transitions. [2021-07-13 19:03:21,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-07-13 19:03:21,372 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:03:21,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:03:21,431 INFO L225 Difference]: With dead ends: 36247 [2021-07-13 19:03:21,432 INFO L226 Difference]: Without dead ends: 36247 [2021-07-13 19:03:21,432 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3414 ImplicationChecksByTransitivity, 26102.2ms TimeCoverageRelationStatistics Valid=3287, Invalid=11475, Unknown=0, NotChecked=0, Total=14762 [2021-07-13 19:03:21,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36247 states. [2021-07-13 19:03:21,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36247 to 26288. [2021-07-13 19:03:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:03:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-07-13 19:03:21,963 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-07-13 19:03:21,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:03:21,963 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-07-13 19:03:21,963 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:03:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-07-13 19:03:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:03:21,969 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:03:21,969 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:03:21,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-13 19:03:21,969 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:03:21,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:03:21,970 INFO L82 PathProgramCache]: Analyzing trace with hash 53182638, now seen corresponding path program 11 times [2021-07-13 19:03:21,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:03:21,970 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731612683] [2021-07-13 19:03:21,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:03:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:03:23,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:03:23,761 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:03:23,761 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731612683] [2021-07-13 19:03:23,761 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731612683] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:03:23,761 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:03:23,761 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:03:23,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730159521] [2021-07-13 19:03:23,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:03:23,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:03:23,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:03:23,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:03:23,762 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:03:24,469 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:03:24,655 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:03:24,903 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:03:25,068 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:03:25,352 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:03:25,564 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:03:25,789 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:03:26,034 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:03:26,306 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-13 19:03:26,577 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:03:26,880 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:03:27,148 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:03:27,379 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:03:27,656 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:03:27,860 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:03:28,079 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:03:28,329 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:03:28,748 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:03:29,058 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:03:29,422 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:03:29,798 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:03:30,017 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:03:30,230 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:03:30,471 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:03:30,656 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:03:30,878 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:03:31,121 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:03:31,529 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-13 19:03:31,809 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:03:32,168 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:03:32,438 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:03:32,784 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-13 19:03:33,240 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-13 19:03:33,550 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:03:33,993 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:03:34,495 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-07-13 19:03:34,950 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-13 19:03:35,471 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-13 19:03:35,789 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-13 19:03:36,164 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-13 19:03:36,578 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-13 19:03:36,896 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-13 19:03:37,393 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-07-13 19:03:37,739 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-13 19:03:38,232 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-13 19:03:38,586 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-13 19:03:38,965 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-07-13 19:03:39,429 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-13 19:03:39,595 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2021-07-13 19:03:40,019 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-13 19:03:40,292 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-13 19:03:40,584 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-13 19:03:40,951 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-13 19:03:41,326 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-13 19:03:41,775 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:03:42,144 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-13 19:03:42,877 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 147 [2021-07-13 19:03:43,459 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-07-13 19:03:43,813 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 19:03:44,215 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-13 19:03:44,558 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-13 19:03:44,954 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-07-13 19:03:45,496 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-07-13 19:03:48,693 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-07-13 19:03:49,160 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-07-13 19:03:49,625 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-13 19:03:50,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:03:50,622 INFO L93 Difference]: Finished difference Result 36788 states and 75941 transitions. [2021-07-13 19:03:50,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-13 19:03:50,623 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:03:50,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:03:50,690 INFO L225 Difference]: With dead ends: 36788 [2021-07-13 19:03:50,690 INFO L226 Difference]: Without dead ends: 36788 [2021-07-13 19:03:50,691 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3600 ImplicationChecksByTransitivity, 22373.8ms TimeCoverageRelationStatistics Valid=2750, Invalid=12012, Unknown=0, NotChecked=0, Total=14762 [2021-07-13 19:03:50,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36788 states. [2021-07-13 19:03:51,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36788 to 26409. [2021-07-13 19:03:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26409 states, 26399 states have (on average 2.084813818705254) internal successors, (55037), 26408 states have internal predecessors, (55037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:03:51,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26409 states to 26409 states and 55037 transitions. [2021-07-13 19:03:51,139 INFO L78 Accepts]: Start accepts. Automaton has 26409 states and 55037 transitions. Word has length 122 [2021-07-13 19:03:51,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:03:51,140 INFO L482 AbstractCegarLoop]: Abstraction has 26409 states and 55037 transitions. [2021-07-13 19:03:51,140 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:03:51,140 INFO L276 IsEmpty]: Start isEmpty. Operand 26409 states and 55037 transitions. [2021-07-13 19:03:51,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:03:51,145 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:03:51,145 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:03:51,145 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-07-13 19:03:51,145 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:03:51,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:03:51,146 INFO L82 PathProgramCache]: Analyzing trace with hash -898245356, now seen corresponding path program 12 times [2021-07-13 19:03:51,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:03:51,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95712675] [2021-07-13 19:03:51,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:03:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:03:51,529 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2021-07-13 19:03:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:03:53,126 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:03:53,126 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95712675] [2021-07-13 19:03:53,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95712675] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:03:53,126 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:03:53,126 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:03:53,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799666750] [2021-07-13 19:03:53,127 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:03:53,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:03:53,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:03:53,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:03:53,128 INFO L87 Difference]: Start difference. First operand 26409 states and 55037 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:03:53,908 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:03:54,095 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:03:54,347 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:03:54,513 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:03:54,698 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:03:54,916 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:03:55,240 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:03:55,487 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:03:55,761 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-13 19:03:56,032 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:03:56,337 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:03:56,614 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:03:56,845 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:03:57,126 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:03:57,342 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:03:57,566 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:03:57,819 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:03:58,100 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:03:58,415 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:03:58,794 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:03:59,183 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:03:59,415 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:03:59,633 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:03:59,878 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:04:00,063 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:04:00,286 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:04:00,529 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:04:00,962 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-13 19:04:01,231 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:04:01,607 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:04:01,879 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:04:02,235 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-13 19:04:02,723 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-13 19:04:03,035 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:04:03,504 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:04:04,017 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-07-13 19:04:04,474 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-13 19:04:05,002 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-13 19:04:05,324 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-13 19:04:05,799 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-07-13 19:04:06,164 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-13 19:04:06,599 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-13 19:04:06,971 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-07-13 19:04:07,300 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-13 19:04:07,773 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 137 [2021-07-13 19:04:08,209 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-07-13 19:04:08,573 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-13 19:04:09,076 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-13 19:04:09,461 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-07-13 19:04:09,824 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-13 19:04:10,250 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-07-13 19:04:10,777 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-13 19:04:11,384 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-13 19:04:11,666 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-13 19:04:11,963 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-13 19:04:12,354 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-13 19:04:12,741 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-13 19:04:13,194 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:04:13,594 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-13 19:04:14,309 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 144 [2021-07-13 19:04:14,907 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-07-13 19:04:15,261 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 19:04:15,677 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-13 19:04:16,015 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-13 19:04:16,477 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-07-13 19:04:17,077 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-07-13 19:04:20,598 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-13 19:04:21,093 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-13 19:04:21,500 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-07-13 19:04:21,919 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-13 19:04:22,366 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-13 19:04:23,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:04:23,485 INFO L93 Difference]: Finished difference Result 37026 states and 76426 transitions. [2021-07-13 19:04:23,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-07-13 19:04:23,485 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:04:23,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:04:23,541 INFO L225 Difference]: With dead ends: 37026 [2021-07-13 19:04:23,541 INFO L226 Difference]: Without dead ends: 37026 [2021-07-13 19:04:23,542 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3976 ImplicationChecksByTransitivity, 25072.2ms TimeCoverageRelationStatistics Valid=3018, Invalid=13238, Unknown=0, NotChecked=0, Total=16256 [2021-07-13 19:04:23,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37026 states. [2021-07-13 19:04:23,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37026 to 26415. [2021-07-13 19:04:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26415 states, 26405 states have (on average 2.084794546487408) internal successors, (55049), 26414 states have internal predecessors, (55049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:04:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26415 states to 26415 states and 55049 transitions. [2021-07-13 19:04:23,994 INFO L78 Accepts]: Start accepts. Automaton has 26415 states and 55049 transitions. Word has length 122 [2021-07-13 19:04:23,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:04:23,994 INFO L482 AbstractCegarLoop]: Abstraction has 26415 states and 55049 transitions. [2021-07-13 19:04:23,994 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:04:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 26415 states and 55049 transitions. [2021-07-13 19:04:23,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:04:23,999 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:04:23,999 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:04:23,999 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-07-13 19:04:23,999 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:04:23,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:04:23,999 INFO L82 PathProgramCache]: Analyzing trace with hash 1327827878, now seen corresponding path program 13 times [2021-07-13 19:04:24,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:04:24,000 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620106649] [2021-07-13 19:04:24,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:04:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:04:25,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:04:25,704 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:04:25,704 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620106649] [2021-07-13 19:04:25,704 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620106649] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:04:25,704 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:04:25,704 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:04:25,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94101119] [2021-07-13 19:04:25,705 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:04:25,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:04:25,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:04:25,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:04:25,705 INFO L87 Difference]: Start difference. First operand 26415 states and 55049 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:04:26,503 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:04:26,698 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:04:26,962 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:04:27,133 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:04:27,325 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:04:27,556 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-13 19:04:27,798 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-13 19:04:28,057 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-13 19:04:28,350 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-13 19:04:28,624 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-13 19:04:28,929 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-13 19:04:29,251 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-07-13 19:04:29,484 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-13 19:04:29,771 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-13 19:04:29,977 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-13 19:04:30,199 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-13 19:04:30,451 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:04:30,730 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:04:31,042 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-13 19:04:31,412 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-13 19:04:31,803 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-13 19:04:32,036 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-13 19:04:32,259 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-13 19:04:32,561 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-13 19:04:32,745 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:04:32,966 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:04:33,207 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:04:33,620 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-07-13 19:04:33,898 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-13 19:04:34,272 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-13 19:04:34,541 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:04:34,886 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-13 19:04:35,327 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-07-13 19:04:35,717 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-13 19:04:36,187 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-13 19:04:36,647 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-07-13 19:04:37,097 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-07-13 19:04:37,587 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-13 19:04:37,935 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-13 19:04:38,359 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-13 19:04:38,718 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-13 19:04:39,149 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-13 19:04:39,496 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-07-13 19:04:39,811 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-13 19:04:40,235 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-07-13 19:04:40,615 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-13 19:04:41,014 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:04:41,359 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:04:41,776 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-13 19:04:42,178 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-13 19:04:42,659 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-13 19:04:43,021 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-07-13 19:04:43,410 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:04:43,954 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-07-13 19:04:45,159 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2021-07-13 19:04:45,761 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-13 19:04:46,232 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:04:46,615 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-13 19:04:46,982 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-07-13 19:04:47,464 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-07-13 19:04:50,795 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:04:51,164 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:04:51,539 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:04:51,963 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-13 19:04:53,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:04:53,129 INFO L93 Difference]: Finished difference Result 36153 states and 74648 transitions. [2021-07-13 19:04:53,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-13 19:04:53,130 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:04:53,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:04:53,185 INFO L225 Difference]: With dead ends: 36153 [2021-07-13 19:04:53,185 INFO L226 Difference]: Without dead ends: 36153 [2021-07-13 19:04:53,185 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3352 ImplicationChecksByTransitivity, 22160.4ms TimeCoverageRelationStatistics Valid=2831, Invalid=11931, Unknown=0, NotChecked=0, Total=14762 [2021-07-13 19:04:53,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36153 states. [2021-07-13 19:04:53,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36153 to 26326. [2021-07-13 19:04:53,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26326 states, 26316 states have (on average 2.084967320261438) internal successors, (54868), 26325 states have internal predecessors, (54868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:04:53,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26326 states to 26326 states and 54868 transitions. [2021-07-13 19:04:53,643 INFO L78 Accepts]: Start accepts. Automaton has 26326 states and 54868 transitions. Word has length 122 [2021-07-13 19:04:53,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:04:53,643 INFO L482 AbstractCegarLoop]: Abstraction has 26326 states and 54868 transitions. [2021-07-13 19:04:53,643 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:04:53,644 INFO L276 IsEmpty]: Start isEmpty. Operand 26326 states and 54868 transitions. [2021-07-13 19:04:53,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:04:53,648 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:04:53,648 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:04:53,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-07-13 19:04:53,648 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:04:53,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:04:53,649 INFO L82 PathProgramCache]: Analyzing trace with hash 306948138, now seen corresponding path program 14 times [2021-07-13 19:04:53,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:04:53,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184024720] [2021-07-13 19:04:53,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:04:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:04:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:04:55,503 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:04:55,503 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184024720] [2021-07-13 19:04:55,503 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184024720] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:04:55,503 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:04:55,503 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:04:55,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877800398] [2021-07-13 19:04:55,503 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:04:55,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:04:55,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:04:55,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1565, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:04:55,504 INFO L87 Difference]: Start difference. First operand 26326 states and 54868 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:04:56,280 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:04:56,468 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:04:56,724 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:04:56,888 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:04:57,074 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:04:57,291 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:04:57,522 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:04:57,774 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:04:58,052 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-13 19:04:58,323 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:04:58,685 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:04:58,955 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:04:59,186 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:04:59,464 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:04:59,670 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:04:59,890 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:05:00,147 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:05:00,426 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:05:00,737 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:05:01,105 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:05:01,489 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:05:01,714 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:05:01,979 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:05:02,222 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:05:02,405 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:05:02,625 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:05:02,863 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:05:03,271 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-13 19:05:03,577 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:05:03,934 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:05:04,201 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:05:04,542 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-13 19:05:04,998 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-13 19:05:05,358 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:05:05,819 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:05:06,342 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-07-13 19:05:06,870 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-13 19:05:07,257 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-13 19:05:07,659 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-07-13 19:05:08,172 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-07-13 19:05:08,557 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-13 19:05:08,999 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 142 [2021-07-13 19:05:09,463 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-13 19:05:09,812 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-13 19:05:10,209 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-13 19:05:10,564 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 125 [2021-07-13 19:05:10,939 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-07-13 19:05:11,259 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-13 19:05:11,766 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-07-13 19:05:12,234 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 143 [2021-07-13 19:05:12,588 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-13 19:05:12,957 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-13 19:05:13,469 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 150 [2021-07-13 19:05:13,842 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-07-13 19:05:14,326 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-07-13 19:05:14,895 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-13 19:05:15,505 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-13 19:05:15,795 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-13 19:05:16,107 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-13 19:05:16,494 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-13 19:05:16,862 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-13 19:05:17,308 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:05:17,678 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-13 19:05:18,279 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 136 [2021-07-13 19:05:18,890 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-07-13 19:05:19,470 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 157 [2021-07-13 19:05:19,806 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 19:05:20,195 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-13 19:05:20,575 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-07-13 19:05:21,034 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-07-13 19:05:21,681 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-07-13 19:05:25,121 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-13 19:05:25,524 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-07-13 19:05:25,985 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-13 19:05:27,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:05:27,266 INFO L93 Difference]: Finished difference Result 37208 states and 76794 transitions. [2021-07-13 19:05:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-07-13 19:05:27,266 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:05:27,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:05:27,321 INFO L225 Difference]: With dead ends: 37208 [2021-07-13 19:05:27,321 INFO L226 Difference]: Without dead ends: 37208 [2021-07-13 19:05:27,322 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4273 ImplicationChecksByTransitivity, 26569.7ms TimeCoverageRelationStatistics Valid=3209, Invalid=13821, Unknown=0, NotChecked=0, Total=17030 [2021-07-13 19:05:27,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37208 states. [2021-07-13 19:05:27,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37208 to 26421. [2021-07-13 19:05:27,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26421 states, 26411 states have (on average 2.084775283026012) internal successors, (55061), 26420 states have internal predecessors, (55061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:05:27,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26421 states to 26421 states and 55061 transitions. [2021-07-13 19:05:27,848 INFO L78 Accepts]: Start accepts. Automaton has 26421 states and 55061 transitions. Word has length 122 [2021-07-13 19:05:27,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:05:27,848 INFO L482 AbstractCegarLoop]: Abstraction has 26421 states and 55061 transitions. [2021-07-13 19:05:27,849 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:05:27,849 INFO L276 IsEmpty]: Start isEmpty. Operand 26421 states and 55061 transitions. [2021-07-13 19:05:27,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:05:27,854 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:05:27,854 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:05:27,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-07-13 19:05:27,854 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:05:27,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:05:27,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1761945924, now seen corresponding path program 15 times [2021-07-13 19:05:27,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:05:27,855 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556869807] [2021-07-13 19:05:27,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:05:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:05:29,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:05:29,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:05:29,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556869807] [2021-07-13 19:05:29,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556869807] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:05:29,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:05:29,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:05:29,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136726311] [2021-07-13 19:05:29,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:05:29,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:05:29,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:05:29,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1574, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:05:29,578 INFO L87 Difference]: Start difference. First operand 26421 states and 55061 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:05:30,387 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:05:30,582 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:05:30,847 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:05:31,091 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:05:31,282 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:05:31,510 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-13 19:05:31,749 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-13 19:05:32,006 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-13 19:05:32,298 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-13 19:05:32,573 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-13 19:05:32,876 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-13 19:05:33,155 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 109 [2021-07-13 19:05:33,389 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-13 19:05:33,689 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-13 19:05:33,896 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-13 19:05:34,121 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-13 19:05:34,421 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:05:34,703 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:05:35,017 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-13 19:05:35,395 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-13 19:05:35,790 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-13 19:05:36,028 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-13 19:05:36,251 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-13 19:05:36,502 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-13 19:05:36,689 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:05:36,913 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:05:37,157 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:05:37,635 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-07-13 19:05:37,912 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-13 19:05:38,297 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-13 19:05:38,569 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:05:38,922 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-13 19:05:39,380 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-07-13 19:05:39,703 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-13 19:05:40,186 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-13 19:05:40,704 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-07-13 19:05:41,187 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-07-13 19:05:41,576 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-07-13 19:05:41,948 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 124 [2021-07-13 19:05:42,444 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-07-13 19:05:42,790 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-13 19:05:43,207 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 19:05:43,665 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-07-13 19:05:44,029 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-13 19:05:44,393 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:05:44,735 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-13 19:05:45,102 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-07-13 19:05:45,424 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-13 19:05:45,845 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-13 19:05:46,218 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-13 19:05:46,673 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-07-13 19:05:47,073 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:05:47,422 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:05:47,830 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-13 19:05:48,177 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-13 19:05:48,598 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-13 19:05:48,936 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-13 19:05:49,418 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-13 19:05:49,823 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-13 19:05:50,201 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-07-13 19:05:50,586 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:05:51,160 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-07-13 19:05:52,510 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2021-07-13 19:05:52,987 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:05:53,536 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-07-13 19:05:53,996 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:05:54,368 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-13 19:05:54,718 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-07-13 19:05:55,109 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-07-13 19:05:55,623 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-07-13 19:05:59,216 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:05:59,681 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-13 19:06:00,029 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:06:00,358 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-13 19:06:00,719 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:06:01,146 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:06:01,520 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-13 19:06:01,850 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-13 19:06:03,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:06:03,142 INFO L93 Difference]: Finished difference Result 36743 states and 75843 transitions. [2021-07-13 19:06:03,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-13 19:06:03,142 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:06:03,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:06:03,194 INFO L225 Difference]: With dead ends: 36743 [2021-07-13 19:06:03,195 INFO L226 Difference]: Without dead ends: 36743 [2021-07-13 19:06:03,195 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4491 ImplicationChecksByTransitivity, 27451.7ms TimeCoverageRelationStatistics Valid=3572, Invalid=14788, Unknown=0, NotChecked=0, Total=18360 [2021-07-13 19:06:03,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36743 states. [2021-07-13 19:06:03,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36743 to 26334. [2021-07-13 19:06:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26334 states, 26324 states have (on average 2.084941498252545) internal successors, (54884), 26333 states have internal predecessors, (54884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:06:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26334 states to 26334 states and 54884 transitions. [2021-07-13 19:06:03,628 INFO L78 Accepts]: Start accepts. Automaton has 26334 states and 54884 transitions. Word has length 122 [2021-07-13 19:06:03,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:06:03,628 INFO L482 AbstractCegarLoop]: Abstraction has 26334 states and 54884 transitions. [2021-07-13 19:06:03,628 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:06:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 26334 states and 54884 transitions. [2021-07-13 19:06:03,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:06:03,633 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:06:03,633 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:06:03,633 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-07-13 19:06:03,634 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:06:03,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:06:03,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1571733586, now seen corresponding path program 16 times [2021-07-13 19:06:03,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:06:03,634 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501890496] [2021-07-13 19:06:03,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:06:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:06:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:06:05,402 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:06:05,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501890496] [2021-07-13 19:06:05,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501890496] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:06:05,402 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:06:05,402 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-07-13 19:06:05,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13666726] [2021-07-13 19:06:05,403 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-07-13 19:06:05,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:06:05,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-07-13 19:06:05,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1498, Unknown=0, NotChecked=0, Total=1640 [2021-07-13 19:06:05,403 INFO L87 Difference]: Start difference. First operand 26334 states and 54884 transitions. Second operand has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:06:06,197 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:06:06,389 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:06:06,654 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:06:06,823 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:06:07,013 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:06:07,236 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:06:07,470 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:06:07,726 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:06:08,109 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-07-13 19:06:08,377 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:06:08,680 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:06:08,950 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:06:09,179 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:06:09,457 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:06:09,664 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:06:09,884 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:06:10,134 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:06:10,412 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:06:10,723 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:06:11,094 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:06:11,475 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:06:11,700 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:06:11,913 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:06:12,155 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:06:12,337 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:06:12,557 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:06:12,798 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:06:13,207 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-13 19:06:13,472 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:06:13,844 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:06:14,111 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:06:14,455 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-13 19:06:14,896 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-13 19:06:15,203 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:06:15,670 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-13 19:06:16,132 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-07-13 19:06:16,615 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-07-13 19:06:17,001 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-13 19:06:17,369 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-07-13 19:06:17,814 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 135 [2021-07-13 19:06:18,247 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-07-13 19:06:18,694 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:06:19,102 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 139 [2021-07-13 19:06:19,565 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-07-13 19:06:19,928 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:06:20,258 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 122 [2021-07-13 19:06:20,593 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-13 19:06:21,009 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-13 19:06:21,387 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-13 19:06:21,754 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 19:06:22,114 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:06:22,517 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-13 19:06:22,859 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-13 19:06:23,357 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-13 19:06:23,709 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-13 19:06:24,079 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-07-13 19:06:24,601 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 125 [2021-07-13 19:06:26,372 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:06:26,828 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-07-13 19:06:27,211 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-13 19:06:27,566 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-07-13 19:06:28,040 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 128 [2021-07-13 19:06:31,429 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:06:31,828 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-13 19:06:32,174 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:06:32,499 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-13 19:06:32,871 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:06:33,258 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-07-13 19:06:33,663 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:06:34,030 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-13 19:06:34,364 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-13 19:06:34,790 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 121 [2021-07-13 19:06:36,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:06:36,043 INFO L93 Difference]: Finished difference Result 36279 states and 74903 transitions. [2021-07-13 19:06:36,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-07-13 19:06:36,043 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:06:36,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:06:36,099 INFO L225 Difference]: With dead ends: 36279 [2021-07-13 19:06:36,099 INFO L226 Difference]: Without dead ends: 36279 [2021-07-13 19:06:36,100 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4169 ImplicationChecksByTransitivity, 25082.6ms TimeCoverageRelationStatistics Valid=3305, Invalid=13987, Unknown=0, NotChecked=0, Total=17292 [2021-07-13 19:06:36,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36279 states. [2021-07-13 19:06:36,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36279 to 26323. [2021-07-13 19:06:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26323 states, 26313 states have (on average 2.084977007562802) internal successors, (54862), 26322 states have internal predecessors, (54862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:06:36,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-07-13 19:06:36,560 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-07-13 19:06:36,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:06:36,560 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-07-13 19:06:36,560 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:06:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-07-13 19:06:36,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:06:36,566 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:06:36,566 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:06:36,566 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-07-13 19:06:36,566 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:06:36,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:06:36,566 INFO L82 PathProgramCache]: Analyzing trace with hash -863300320, now seen corresponding path program 17 times [2021-07-13 19:06:36,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:06:36,567 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634905975] [2021-07-13 19:06:36,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:06:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:06:38,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:06:38,380 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:06:38,380 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634905975] [2021-07-13 19:06:38,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634905975] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:06:38,380 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:06:38,380 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:06:38,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193162936] [2021-07-13 19:06:38,380 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:06:38,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:06:38,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:06:38,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:06:38,381 INFO L87 Difference]: Start difference. First operand 26323 states and 54862 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:06:38,774 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-07-13 19:06:39,223 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:06:39,411 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:06:39,667 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:06:39,833 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:06:40,016 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:06:40,232 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:06:40,462 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:06:40,709 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:06:40,983 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-13 19:06:41,253 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:06:41,608 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:06:41,879 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:06:42,107 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:06:42,388 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:06:42,596 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:06:42,816 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:06:43,068 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:06:43,348 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:06:43,660 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:06:44,033 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:06:44,417 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:06:44,646 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:06:44,860 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:06:45,104 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:06:45,287 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:06:45,510 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:06:45,751 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:06:46,161 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-13 19:06:46,429 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:06:46,799 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:06:47,068 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:06:47,414 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-13 19:06:47,876 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-13 19:06:48,186 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:06:48,685 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-07-13 19:06:49,156 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-07-13 19:06:49,465 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:06:49,939 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-07-13 19:06:50,456 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 151 [2021-07-13 19:06:50,943 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-13 19:06:51,345 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-13 19:06:51,765 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-13 19:06:52,211 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-07-13 19:06:52,711 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 135 [2021-07-13 19:06:53,061 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-13 19:06:53,477 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 143 [2021-07-13 19:06:53,929 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-07-13 19:06:54,283 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-13 19:06:54,660 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-07-13 19:06:55,036 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 136 [2021-07-13 19:06:55,453 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 139 [2021-07-13 19:06:55,775 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-13 19:06:56,205 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-13 19:06:56,652 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-07-13 19:06:57,009 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-13 19:06:57,398 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-07-13 19:06:57,888 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-13 19:06:58,299 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-07-13 19:06:58,823 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 141 [2021-07-13 19:06:59,388 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 154 [2021-07-13 19:06:59,546 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2021-07-13 19:06:59,997 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-13 19:07:00,281 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-13 19:07:00,587 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-13 19:07:00,969 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-13 19:07:01,348 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-13 19:07:01,798 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:07:02,191 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-13 19:07:02,712 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-07-13 19:07:03,298 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-07-13 19:07:03,874 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-07-13 19:07:04,208 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 19:07:04,603 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-13 19:07:04,991 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 138 [2021-07-13 19:07:05,494 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 148 [2021-07-13 19:07:06,137 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 161 [2021-07-13 19:07:09,664 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-07-13 19:07:10,127 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-13 19:07:10,634 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-07-13 19:07:11,070 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-07-13 19:07:11,529 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-07-13 19:07:12,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:07:12,763 INFO L93 Difference]: Finished difference Result 37017 states and 76404 transitions. [2021-07-13 19:07:12,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-07-13 19:07:12,773 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:07:12,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:07:12,827 INFO L225 Difference]: With dead ends: 37017 [2021-07-13 19:07:12,827 INFO L226 Difference]: Without dead ends: 37017 [2021-07-13 19:07:12,828 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4799 ImplicationChecksByTransitivity, 28834.0ms TimeCoverageRelationStatistics Valid=3539, Invalid=15093, Unknown=0, NotChecked=0, Total=18632 [2021-07-13 19:07:12,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37017 states. [2021-07-13 19:07:13,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37017 to 26424. [2021-07-13 19:07:13,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26424 states, 26414 states have (on average 2.0847656545771183) internal successors, (55067), 26423 states have internal predecessors, (55067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:07:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26424 states to 26424 states and 55067 transitions. [2021-07-13 19:07:13,307 INFO L78 Accepts]: Start accepts. Automaton has 26424 states and 55067 transitions. Word has length 122 [2021-07-13 19:07:13,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:07:13,307 INFO L482 AbstractCegarLoop]: Abstraction has 26424 states and 55067 transitions. [2021-07-13 19:07:13,307 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:07:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 26424 states and 55067 transitions. [2021-07-13 19:07:13,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:07:13,312 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:13,312 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:07:13,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-07-13 19:07:13,312 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:13,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:13,312 INFO L82 PathProgramCache]: Analyzing trace with hash 1362772914, now seen corresponding path program 18 times [2021-07-13 19:07:13,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:13,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35980983] [2021-07-13 19:07:13,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:14,953 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2021-07-13 19:07:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:15,132 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:15,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35980983] [2021-07-13 19:07:15,132 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35980983] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:07:15,132 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:07:15,132 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:07:15,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619949711] [2021-07-13 19:07:15,132 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:07:15,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:15,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:07:15,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:07:15,133 INFO L87 Difference]: Start difference. First operand 26424 states and 55067 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:07:15,933 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:07:16,125 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:07:16,385 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:07:16,555 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:07:16,745 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:07:16,966 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:07:17,202 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:07:17,550 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:07:17,854 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-07-13 19:07:18,128 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:07:18,447 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:07:18,722 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:07:18,952 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:07:19,229 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:07:19,434 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:07:19,655 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:07:19,990 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:07:20,288 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:07:20,607 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:07:20,971 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:07:21,348 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:07:21,569 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:07:21,782 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:07:22,024 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:07:22,212 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:07:22,435 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:07:22,675 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:07:23,113 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-13 19:07:23,452 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:07:23,818 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:07:24,088 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:07:24,428 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-13 19:07:24,864 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-13 19:07:25,178 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:07:25,645 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-07-13 19:07:26,086 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-07-13 19:07:26,397 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-13 19:07:26,842 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-13 19:07:27,318 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-13 19:07:27,755 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-07-13 19:07:28,153 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-13 19:07:28,536 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-07-13 19:07:28,933 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-13 19:07:29,414 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 130 [2021-07-13 19:07:29,761 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:07:30,155 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 137 [2021-07-13 19:07:30,559 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-07-13 19:07:30,909 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-07-13 19:07:31,269 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:07:31,612 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 128 [2021-07-13 19:07:31,979 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-07-13 19:07:32,304 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-13 19:07:32,716 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:07:33,082 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:07:33,483 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-13 19:07:33,894 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 145 [2021-07-13 19:07:34,233 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:07:34,628 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-13 19:07:34,987 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-13 19:07:35,410 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-13 19:07:35,772 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-13 19:07:36,261 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-13 19:07:36,622 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:07:37,021 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 128 [2021-07-13 19:07:37,439 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-07-13 19:07:38,033 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-07-13 19:07:39,242 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2021-07-13 19:07:39,660 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-07-13 19:07:40,200 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 136 [2021-07-13 19:07:40,665 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:07:41,031 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-13 19:07:41,395 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 127 [2021-07-13 19:07:41,811 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-13 19:07:42,341 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-07-13 19:07:45,607 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:07:46,010 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:07:46,396 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-13 19:07:46,766 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-13 19:07:47,105 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-13 19:07:47,460 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-13 19:07:47,811 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-13 19:07:48,225 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-07-13 19:07:48,634 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-13 19:07:48,990 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-13 19:07:49,334 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 120 [2021-07-13 19:07:49,709 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-13 19:07:50,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:07:50,913 INFO L93 Difference]: Finished difference Result 36622 states and 75597 transitions. [2021-07-13 19:07:50,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-13 19:07:50,914 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:07:50,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:07:50,982 INFO L225 Difference]: With dead ends: 36622 [2021-07-13 19:07:50,982 INFO L226 Difference]: Without dead ends: 36622 [2021-07-13 19:07:50,983 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5228 ImplicationChecksByTransitivity, 30616.8ms TimeCoverageRelationStatistics Valid=3987, Invalid=16605, Unknown=0, NotChecked=0, Total=20592 [2021-07-13 19:07:51,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36622 states. [2021-07-13 19:07:51,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36622 to 26337. [2021-07-13 19:07:51,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26337 states, 26327 states have (on average 2.084931819045087) internal successors, (54890), 26336 states have internal predecessors, (54890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:07:51,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26337 states to 26337 states and 54890 transitions. [2021-07-13 19:07:51,485 INFO L78 Accepts]: Start accepts. Automaton has 26337 states and 54890 transitions. Word has length 122 [2021-07-13 19:07:51,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:07:51,486 INFO L482 AbstractCegarLoop]: Abstraction has 26337 states and 54890 transitions. [2021-07-13 19:07:51,486 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:07:51,486 INFO L276 IsEmpty]: Start isEmpty. Operand 26337 states and 54890 transitions. [2021-07-13 19:07:51,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:07:51,490 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:51,490 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:07:51,490 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-07-13 19:07:51,490 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:51,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:51,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1552985252, now seen corresponding path program 19 times [2021-07-13 19:07:51,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:51,491 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344747444] [2021-07-13 19:07:51,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:53,444 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:53,444 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344747444] [2021-07-13 19:07:53,444 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344747444] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:07:53,444 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:07:53,444 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-13 19:07:53,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987721921] [2021-07-13 19:07:53,444 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-13 19:07:53,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:53,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-13 19:07:53,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-13 19:07:53,445 INFO L87 Difference]: Start difference. First operand 26337 states and 54890 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:07:54,208 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-13 19:07:54,398 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-13 19:07:54,660 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-13 19:07:54,826 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-13 19:07:55,015 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-13 19:07:55,235 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-13 19:07:55,468 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:07:55,720 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-13 19:07:56,001 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-13 19:07:56,277 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-13 19:07:56,640 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-13 19:07:56,912 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 110 [2021-07-13 19:07:57,143 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-13 19:07:57,424 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-13 19:07:57,630 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-13 19:07:57,854 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-13 19:07:58,107 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-13 19:07:58,387 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-13 19:07:58,705 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-13 19:07:59,078 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-13 19:07:59,467 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-13 19:07:59,699 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-13 19:07:59,971 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-13 19:08:00,214 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-13 19:08:00,401 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-13 19:08:00,624 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-13 19:08:00,868 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-13 19:08:01,287 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-13 19:08:01,558 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-13 19:08:01,933 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:08:02,206 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-13 19:08:02,557 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-13 19:08:03,024 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-13 19:08:03,392 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-13 19:08:03,904 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-07-13 19:08:04,388 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-07-13 19:08:04,702 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-13 19:08:05,181 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 138 [2021-07-13 19:08:05,710 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-07-13 19:08:06,196 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-13 19:08:06,659 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-13 19:08:07,075 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-07-13 19:08:07,525 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-07-13 19:08:08,076 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-07-13 19:08:08,525 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-07-13 19:08:09,003 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-13 19:08:09,434 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-07-13 19:08:09,941 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-07-13 19:08:10,395 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-07-13 19:08:10,776 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-07-13 19:08:11,151 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 133 [2021-07-13 19:08:11,561 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-07-13 19:08:11,898 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-13 19:08:12,329 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 19:08:12,729 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-13 19:08:13,231 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-07-13 19:08:13,676 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-07-13 19:08:14,038 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-07-13 19:08:14,468 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-07-13 19:08:14,858 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-07-13 19:08:15,329 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-07-13 19:08:15,736 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-07-13 19:08:16,296 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-13 19:08:16,695 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 130 [2021-07-13 19:08:17,133 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-07-13 19:08:17,569 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-07-13 19:08:18,201 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-07-13 19:08:18,908 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-13 19:08:19,205 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-13 19:08:19,574 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-13 19:08:19,968 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-13 19:08:20,353 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-13 19:08:20,818 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-13 19:08:21,218 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2021-07-13 19:08:21,759 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 136 [2021-07-13 19:08:22,369 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-07-13 19:08:22,966 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-07-13 19:08:23,303 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-13 19:08:23,713 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-13 19:08:24,121 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-07-13 19:08:24,589 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-13 19:08:25,194 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-13 19:08:28,853 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-07-13 19:08:29,293 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-13 19:08:29,756 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-07-13 19:08:30,104 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-07-13 19:08:30,478 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-07-13 19:08:30,853 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 125 [2021-07-13 19:08:31,257 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-07-13 19:08:31,704 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 133 [2021-07-13 19:08:32,143 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-07-13 19:08:32,594 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-07-13 19:08:32,955 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 108 [2021-07-13 19:08:33,346 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 126 [2021-07-13 19:08:33,770 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-07-13 19:08:34,288 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-07-13 19:08:35,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:08:35,773 INFO L93 Difference]: Finished difference Result 36629 states and 75610 transitions. [2021-07-13 19:08:35,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-13 19:08:35,774 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:08:35,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:08:35,838 INFO L225 Difference]: With dead ends: 36629 [2021-07-13 19:08:35,838 INFO L226 Difference]: Without dead ends: 36629 [2021-07-13 19:08:35,839 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6743 ImplicationChecksByTransitivity, 35785.2ms TimeCoverageRelationStatistics Valid=4531, Invalid=19961, Unknown=0, NotChecked=0, Total=24492 [2021-07-13 19:08:35,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36629 states. [2021-07-13 19:08:36,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36629 to 26329. [2021-07-13 19:08:36,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26329 states, 26319 states have (on average 2.0849576351685095) internal successors, (54874), 26328 states have internal predecessors, (54874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:08:36,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26329 states to 26329 states and 54874 transitions. [2021-07-13 19:08:36,371 INFO L78 Accepts]: Start accepts. Automaton has 26329 states and 54874 transitions. Word has length 122 [2021-07-13 19:08:36,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:08:36,371 INFO L482 AbstractCegarLoop]: Abstraction has 26329 states and 54874 transitions. [2021-07-13 19:08:36,371 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:08:36,371 INFO L276 IsEmpty]: Start isEmpty. Operand 26329 states and 54874 transitions. [2021-07-13 19:08:36,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:08:36,376 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:08:36,376 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:08:36,376 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-07-13 19:08:36,376 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:08:36,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:08:36,377 INFO L82 PathProgramCache]: Analyzing trace with hash 107216942, now seen corresponding path program 20 times [2021-07-13 19:08:36,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:08:36,377 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439175703] [2021-07-13 19:08:36,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:08:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:08:37,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:08:37,522 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:08:37,522 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439175703] [2021-07-13 19:08:37,522 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439175703] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:08:37,522 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:08:37,522 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-13 19:08:37,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194897515] [2021-07-13 19:08:37,522 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-13 19:08:37,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:08:37,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-13 19:08:37,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-07-13 19:08:37,523 INFO L87 Difference]: Start difference. First operand 26329 states and 54874 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:08:38,205 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:08:38,386 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-13 19:08:38,588 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-13 19:08:38,736 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:08:38,901 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-13 19:08:39,094 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-13 19:08:39,312 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-13 19:08:39,640 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-13 19:08:39,906 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-13 19:08:40,180 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-13 19:08:40,484 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-13 19:08:40,819 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-13 19:08:41,074 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-13 19:08:41,364 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-13 19:08:41,742 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-13 19:08:42,058 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-13 19:08:42,338 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-13 19:08:42,692 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-13 19:08:43,084 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 19:08:43,437 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-13 19:08:43,776 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-13 19:08:44,181 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-13 19:08:44,442 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-13 19:08:44,811 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-13 19:08:45,088 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-13 19:08:45,402 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-13 19:08:45,631 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-13 19:08:46,092 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-13 19:08:46,508 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-13 19:08:46,795 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-13 19:08:47,030 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-13 19:08:47,317 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-13 19:08:47,585 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-13 19:08:48,016 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-13 19:08:48,349 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-13 19:08:48,664 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-13 19:08:49,167 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-13 19:08:49,573 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-13 19:08:49,891 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-13 19:08:50,244 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-13 19:08:50,606 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 19:08:51,079 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:08:51,493 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-13 19:08:51,871 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-13 19:08:52,300 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-13 19:08:52,800 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-13 19:08:53,380 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-13 19:08:53,745 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-13 19:08:54,244 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-13 19:08:54,691 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-13 19:08:55,128 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-13 19:08:55,563 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-13 19:08:56,087 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-13 19:08:56,682 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-13 19:08:57,276 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-07-13 19:08:57,741 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:08:58,315 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 19:08:58,825 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:08:59,338 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-13 19:08:59,726 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-13 19:09:00,105 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 19:09:00,534 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-07-13 19:09:00,931 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 19:09:01,354 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-07-13 19:09:01,759 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-13 19:09:02,277 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-13 19:09:02,654 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:09:03,218 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-13 19:09:03,643 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-13 19:09:04,191 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-13 19:09:04,821 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-13 19:09:05,117 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-13 19:09:05,531 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-13 19:09:06,047 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-13 19:09:06,497 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-13 19:09:07,000 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-13 19:09:07,805 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-13 19:09:08,333 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-13 19:09:08,862 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-13 19:09:09,323 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-13 19:09:09,822 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-07-13 19:09:11,849 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-13 19:09:12,204 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-13 19:09:12,530 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-13 19:09:12,754 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-13 19:09:13,012 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-13 19:09:13,346 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-13 19:09:13,732 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-13 19:09:14,189 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-13 19:09:14,504 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-13 19:09:14,915 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-13 19:09:15,376 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-13 19:09:16,054 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-13 19:09:16,666 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-13 19:09:17,037 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 19:09:17,460 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-13 19:09:17,862 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-13 19:09:18,282 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-13 19:09:18,683 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-13 19:09:19,117 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-13 19:09:19,529 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:09:19,953 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-13 19:09:20,419 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-13 19:09:21,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:09:21,454 INFO L93 Difference]: Finished difference Result 36774 states and 75914 transitions. [2021-07-13 19:09:21,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-07-13 19:09:21,455 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-13 19:09:21,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:09:21,517 INFO L225 Difference]: With dead ends: 36774 [2021-07-13 19:09:21,517 INFO L226 Difference]: Without dead ends: 36774 [2021-07-13 19:09:21,518 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7516 ImplicationChecksByTransitivity, 38715.5ms TimeCoverageRelationStatistics Valid=5367, Invalid=21039, Unknown=0, NotChecked=0, Total=26406 [2021-07-13 19:09:21,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36774 states. [2021-07-13 19:09:21,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36774 to 26332. [2021-07-13 19:09:22,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26332 states, 26322 states have (on average 2.0849479522832612) internal successors, (54880), 26331 states have internal predecessors, (54880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:09:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26332 states to 26332 states and 54880 transitions. [2021-07-13 19:09:22,068 INFO L78 Accepts]: Start accepts. Automaton has 26332 states and 54880 transitions. Word has length 122 [2021-07-13 19:09:22,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:09:22,068 INFO L482 AbstractCegarLoop]: Abstraction has 26332 states and 54880 transitions. [2021-07-13 19:09:22,068 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:09:22,068 INFO L276 IsEmpty]: Start isEmpty. Operand 26332 states and 54880 transitions. [2021-07-13 19:09:22,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-13 19:09:22,073 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:09:22,073 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-13 19:09:22,073 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-07-13 19:09:22,074 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:09:22,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:09:22,074 INFO L82 PathProgramCache]: Analyzing trace with hash -34059580, now seen corresponding path program 21 times [2021-07-13 19:09:22,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:09:22,074 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256786162] [2021-07-13 19:09:22,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:09:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:09:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:09:23,265 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:09:23,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256786162] [2021-07-13 19:09:23,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256786162] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:09:23,265 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:09:23,265 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-13 19:09:23,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684726215] [2021-07-13 19:09:23,265 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-13 19:09:23,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:09:23,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-13 19:09:23,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-13 19:09:23,266 INFO L87 Difference]: Start difference. First operand 26332 states and 54880 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 19:09:23,946 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:09:24,127 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-13 19:09:24,330 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-13 19:09:24,477 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-13 19:09:24,643 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-13 19:09:24,833 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-13 19:09:25,158 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-13 19:09:25,415 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-13 19:09:25,675 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-13 19:09:25,948 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-13 19:09:26,252 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-13 19:09:26,590 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-13 19:09:26,984 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-13 19:09:27,391 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-13 19:09:27,634 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-13 19:09:27,878 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-13 19:09:28,241 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-13 19:09:28,446 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-13 19:09:28,685 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-13 19:09:28,947 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-13 19:09:29,369 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-13 19:09:29,668 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-13 19:09:30,048 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-13 19:09:30,339 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-13 19:09:30,689 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-13 19:09:31,142 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-13 19:09:31,540 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-13 19:09:32,032 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-13 19:09:32,604 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-13 19:09:32,937 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-13 19:09:33,419 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-13 19:09:33,864 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-13 19:09:34,361 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-13 19:09:34,931 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-13 19:09:35,354 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-13 19:09:35,852 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-07-13 19:09:36,342 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 168 [2021-07-13 19:09:36,788 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-13 19:09:37,302 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 Received shutdown request... [2021-07-13 19:09:37,412 WARN L222 SmtUtils]: Removed 52 from assertion stack [2021-07-13 19:09:37,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-13 19:09:37,412 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-07-13 19:09:37,412 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-13 19:09:37,414 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-13 19:09:37,416 WARN L196 ceAbstractionStarter]: Timeout [2021-07-13 19:09:37,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 07:09:37 BasicIcfg [2021-07-13 19:09:37,416 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-13 19:09:37,416 INFO L168 Benchmark]: Toolchain (without parser) took 717235.10 ms. Allocated memory was 182.5 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 144.5 MB in the beginning and 418.8 MB in the end (delta: -274.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-07-13 19:09:37,416 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 182.5 MB. Free memory is still 163.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-13 19:09:37,416 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.66 ms. Allocated memory is still 182.5 MB. Free memory was 144.3 MB in the beginning and 143.7 MB in the end (delta: 681.1 kB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-13 19:09:37,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.05 ms. Allocated memory is still 182.5 MB. Free memory was 143.7 MB in the beginning and 140.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-13 19:09:37,416 INFO L168 Benchmark]: Boogie Preprocessor took 88.71 ms. Allocated memory is still 182.5 MB. Free memory was 140.0 MB in the beginning and 136.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-07-13 19:09:37,416 INFO L168 Benchmark]: RCFGBuilder took 932.67 ms. Allocated memory is still 182.5 MB. Free memory was 136.3 MB in the beginning and 104.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 33.5 MB. Max. memory is 8.0 GB. [2021-07-13 19:09:37,417 INFO L168 Benchmark]: TraceAbstraction took 715412.52 ms. Allocated memory was 182.5 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 103.8 MB in the beginning and 418.8 MB in the end (delta: -314.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-07-13 19:09:37,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 182.5 MB. Free memory is still 163.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 705.66 ms. Allocated memory is still 182.5 MB. Free memory was 144.3 MB in the beginning and 143.7 MB in the end (delta: 681.1 kB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 87.05 ms. Allocated memory is still 182.5 MB. Free memory was 143.7 MB in the beginning and 140.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 88.71 ms. Allocated memory is still 182.5 MB. Free memory was 140.0 MB in the beginning and 136.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 932.67 ms. Allocated memory is still 182.5 MB. Free memory was 136.3 MB in the beginning and 104.4 MB in the end (delta: 32.0 MB). Peak memory consumption was 33.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 715412.52 ms. Allocated memory was 182.5 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 103.8 MB in the beginning and 418.8 MB in the end (delta: -314.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1075]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1098]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1096]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1076]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26332states) and FLOYD_HOARE automaton (currently 52 states, 36 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 221 for 44ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 494 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 715234.0ms, OverallIterations: 27, TraceHistogramMax: 1, EmptinessCheckTime: 195.8ms, AutomataDifference: 666985.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 294.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 28973 SDtfs, 179952 SDslu, 463933 SDs, 0 SdLazy, 205900 SolverSat, 4506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 100113.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3021 GetRequests, 81 SyntacticMatches, 50 SemanticMatches, 2889 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100315 ImplicationChecksByTransitivity, 562291.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26424occurred in iteration=23, InterpolantAutomatonStates: 2089, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 12435.8ms AutomataMinimizationTime, 26 MinimizatonAttempts, 293142 StatesRemovedByMinimization, 25 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 93.4ms SsaConstructionTime, 601.4ms SatisfiabilityAnalysisTime, 34315.8ms InterpolantComputationTime, 3066 NumberOfCodeBlocks, 3066 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 3039 ConstructedInterpolants, 0 QuantifiedInterpolants, 82133 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 27 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown