/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-PN-NoLbe-OGIterative.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 00:06:38,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 00:06:38,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 00:06:38,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-13 00:06:38,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-13 00:06:38,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-13 00:06:38,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-13 00:06:38,894 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-PN-NoLbe-OGIterative.epf [2021-08-13 00:06:38,925 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 00:06:38,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 00:06:38,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 00:06:38,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 00:06:38,929 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 00:06:38,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 00:06:38,929 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 00:06:38,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 00:06:38,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 00:06:38,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 00:06:38,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 00:06:38,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 00:06:38,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 00:06:38,931 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 00:06:38,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 00:06:38,931 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 00:06:38,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 00:06:38,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 00:06:38,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 00:06:38,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 00:06:38,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 00:06:38,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 00:06:38,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 00:06:38,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 00:06:38,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 00:06:38,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 00:06:38,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 00:06:38,933 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 00:06:38,933 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 00:06:38,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 00:06:38,934 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 00:06:38,934 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 00:06:39,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 00:06:39,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 00:06:39,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 00:06:39,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-13 00:06:39,243 INFO L275 PluginConnector]: CDTParser initialized [2021-08-13 00:06:39,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i [2021-08-13 00:06:39,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7157845b9/5c92f52bb8d44b16bb59e35c17ddbca5/FLAG8b5fc424a [2021-08-13 00:06:39,862 INFO L306 CDTParser]: Found 1 translation units. [2021-08-13 00:06:39,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_power.oepc.i [2021-08-13 00:06:39,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7157845b9/5c92f52bb8d44b16bb59e35c17ddbca5/FLAG8b5fc424a [2021-08-13 00:06:40,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7157845b9/5c92f52bb8d44b16bb59e35c17ddbca5 [2021-08-13 00:06:40,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 00:06:40,279 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-13 00:06:40,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-13 00:06:40,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-13 00:06:40,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-13 00:06:40,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b421cbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40, skipping insertion in model container [2021-08-13 00:06:40,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-13 00:06:40,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-13 00:06:40,478 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-wmm/mix057_power.oepc.i[951,964] [2021-08-13 00:06:40,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 00:06:40,693 INFO L203 MainTranslator]: Completed pre-run [2021-08-13 00:06:40,703 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-wmm/mix057_power.oepc.i[951,964] [2021-08-13 00:06:40,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 00:06:40,801 INFO L208 MainTranslator]: Completed translation [2021-08-13 00:06:40,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40 WrapperNode [2021-08-13 00:06:40,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-13 00:06:40,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 00:06:40,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 00:06:40,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 00:06:40,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,842 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 00:06:40,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 00:06:40,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 00:06:40,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 00:06:40,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (1/1) ... [2021-08-13 00:06:40,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 00:06:40,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 00:06:40,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 00:06:40,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 00:06:40,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (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 [2021-08-13 00:06:40,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-13 00:06:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-13 00:06:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-13 00:06:40,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-13 00:06:40,964 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-13 00:06:40,965 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-13 00:06:40,965 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-13 00:06:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-13 00:06:40,966 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-13 00:06:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-13 00:06:40,966 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-13 00:06:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-13 00:06:40,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-13 00:06:40,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-13 00:06:40,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 00:06:40,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 00:06:40,969 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-13 00:06:43,092 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 00:06:43,093 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-13 00:06:43,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 12:06:43 BoogieIcfgContainer [2021-08-13 00:06:43,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 00:06:43,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 00:06:43,097 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 00:06:43,100 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 00:06:43,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 12:06:40" (1/3) ... [2021-08-13 00:06:43,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae0bd23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 12:06:43, skipping insertion in model container [2021-08-13 00:06:43,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 12:06:40" (2/3) ... [2021-08-13 00:06:43,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae0bd23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 12:06:43, skipping insertion in model container [2021-08-13 00:06:43,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 12:06:43" (3/3) ... [2021-08-13 00:06:43,103 INFO L111 eAbstractionObserver]: Analyzing ICFG mix057_power.oepc.i [2021-08-13 00:06:43,108 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 00:06:43,109 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-13 00:06:43,109 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 00:06:43,150 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,150 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,150 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,150 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,150 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,150 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,150 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,152 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,152 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,153 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,154 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,155 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,158 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,163 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,164 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,164 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,164 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,164 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,165 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,166 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,166 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,170 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,175 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,176 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,177 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,178 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,179 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,180 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,181 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,182 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,183 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,185 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,191 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,192 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,194 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,195 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,196 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,204 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,204 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,204 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,205 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,206 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,206 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,206 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,207 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,207 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,207 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 00:06:43,208 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-13 00:06:43,228 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-13 00:06:43,245 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 00:06:43,245 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 00:06:43,245 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 00:06:43,245 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 00:06:43,245 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 00:06:43,245 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 00:06:43,245 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 00:06:43,246 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 00:06:43,255 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 126 transitions, 272 flow [2021-08-13 00:06:43,305 INFO L129 PetriNetUnfolder]: 2/122 cut-off events. [2021-08-13 00:06:43,306 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 00:06:43,309 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2021-08-13 00:06:43,310 INFO L82 GeneralOperation]: Start removeDead. Operand has 137 places, 126 transitions, 272 flow [2021-08-13 00:06:43,316 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 133 places, 122 transitions, 256 flow [2021-08-13 00:06:43,329 INFO L129 PetriNetUnfolder]: 0/45 cut-off events. [2021-08-13 00:06:43,329 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 00:06:43,329 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:06:43,330 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:06:43,331 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:06:43,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:06:43,337 INFO L82 PathProgramCache]: Analyzing trace with hash -1580227812, now seen corresponding path program 1 times [2021-08-13 00:06:43,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:06:43,346 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621823269] [2021-08-13 00:06:43,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:06:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:06:43,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:43,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:43,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:43,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:06:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:06:43,642 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:06:43,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621823269] [2021-08-13 00:06:43,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621823269] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:06:43,643 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:06:43,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 00:06:43,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821987937] [2021-08-13 00:06:43,652 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 00:06:43,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:06:43,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 00:06:43,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 00:06:43,668 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 126 [2021-08-13 00:06:43,673 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 122 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 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) [2021-08-13 00:06:43,673 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:06:43,674 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 126 [2021-08-13 00:06:43,674 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:06:43,884 INFO L129 PetriNetUnfolder]: 133/483 cut-off events. [2021-08-13 00:06:43,884 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 00:06:43,890 INFO L84 FinitePrefix]: Finished finitePrefix Result has 702 conditions, 483 events. 133/483 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2537 event pairs, 110 based on Foata normal form. 45/495 useless extension candidates. Maximal degree in co-relation 651. Up to 153 conditions per place. [2021-08-13 00:06:43,894 INFO L132 encePairwiseOnDemand]: 121/126 looper letters, 11 selfloop transitions, 2 changer transitions 0/123 dead transitions. [2021-08-13 00:06:43,894 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 123 transitions, 284 flow [2021-08-13 00:06:43,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 00:06:43,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 00:06:43,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2021-08-13 00:06:43,910 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9523809523809523 [2021-08-13 00:06:43,910 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 360 transitions. [2021-08-13 00:06:43,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 360 transitions. [2021-08-13 00:06:43,913 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:06:43,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 360 transitions. [2021-08-13 00:06:43,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2021-08-13 00:06:43,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 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) [2021-08-13 00:06:43,927 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 126.0) internal successors, (504), 4 states have internal predecessors, (504), 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) [2021-08-13 00:06:43,928 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 0 predicate places. [2021-08-13 00:06:43,928 INFO L482 AbstractCegarLoop]: Abstraction has has 133 places, 123 transitions, 284 flow [2021-08-13 00:06:43,928 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 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) [2021-08-13 00:06:43,928 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:06:43,928 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:06:43,931 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 00:06:43,931 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:06:43,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:06:43,932 INFO L82 PathProgramCache]: Analyzing trace with hash -1353395829, now seen corresponding path program 1 times [2021-08-13 00:06:43,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:06:43,932 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961474220] [2021-08-13 00:06:43,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:06:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:06:44,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:44,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:44,121 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 00:06:44,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 00:06:44,136 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 00:06:44,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 00:06:44,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:44,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:44,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:44,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:44,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:44,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:06:44,176 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:06:44,176 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961474220] [2021-08-13 00:06:44,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961474220] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:06:44,177 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:06:44,177 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 00:06:44,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977126661] [2021-08-13 00:06:44,179 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 00:06:44,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:06:44,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 00:06:44,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 00:06:44,182 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 00:06:44,183 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 123 transitions, 284 flow. Second operand has 6 states, 6 states have (on average 106.66666666666667) internal successors, (640), 6 states have internal predecessors, (640), 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) [2021-08-13 00:06:44,183 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:06:44,184 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 00:06:44,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:06:47,472 INFO L129 PetriNetUnfolder]: 6836/18624 cut-off events. [2021-08-13 00:06:47,473 INFO L130 PetriNetUnfolder]: For 1296/2116 co-relation queries the response was YES. [2021-08-13 00:06:47,583 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30979 conditions, 18624 events. 6836/18624 cut-off events. For 1296/2116 co-relation queries the response was YES. Maximal size of possible extension queue 1217. Compared 221866 event pairs, 2541 based on Foata normal form. 31/17236 useless extension candidates. Maximal degree in co-relation 30922. Up to 4172 conditions per place. [2021-08-13 00:06:47,693 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 51 selfloop transitions, 38 changer transitions 0/193 dead transitions. [2021-08-13 00:06:47,693 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 193 transitions, 630 flow [2021-08-13 00:06:47,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 00:06:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 00:06:47,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1028 transitions. [2021-08-13 00:06:47,697 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9065255731922398 [2021-08-13 00:06:47,697 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1028 transitions. [2021-08-13 00:06:47,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1028 transitions. [2021-08-13 00:06:47,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:06:47,698 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1028 transitions. [2021-08-13 00:06:47,700 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 114.22222222222223) internal successors, (1028), 9 states have internal predecessors, (1028), 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) [2021-08-13 00:06:47,703 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 00:06:47,704 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 00:06:47,705 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 8 predicate places. [2021-08-13 00:06:47,705 INFO L482 AbstractCegarLoop]: Abstraction has has 141 places, 193 transitions, 630 flow [2021-08-13 00:06:47,705 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 106.66666666666667) internal successors, (640), 6 states have internal predecessors, (640), 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) [2021-08-13 00:06:47,706 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:06:47,706 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:06:47,706 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-13 00:06:47,706 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:06:47,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:06:47,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1305749516, now seen corresponding path program 1 times [2021-08-13 00:06:47,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:06:47,707 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916580035] [2021-08-13 00:06:47,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:06:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:06:47,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:47,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:47,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:47,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:06:47,784 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 00:06:47,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 00:06:47,796 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 00:06:47,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 00:06:47,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:47,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:47,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:47,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:47,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:47,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:47,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:06:47,835 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:06:47,835 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916580035] [2021-08-13 00:06:47,835 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916580035] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:06:47,835 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:06:47,835 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 00:06:47,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574818260] [2021-08-13 00:06:47,836 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 00:06:47,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:06:47,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 00:06:47,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 00:06:47,918 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 00:06:47,919 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 193 transitions, 630 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 00:06:47,919 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:06:47,919 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 00:06:47,919 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:06:51,079 INFO L129 PetriNetUnfolder]: 7801/22251 cut-off events. [2021-08-13 00:06:51,079 INFO L130 PetriNetUnfolder]: For 2887/12724 co-relation queries the response was YES. [2021-08-13 00:06:51,200 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45265 conditions, 22251 events. 7801/22251 cut-off events. For 2887/12724 co-relation queries the response was YES. Maximal size of possible extension queue 1490. Compared 279534 event pairs, 2104 based on Foata normal form. 214/20626 useless extension candidates. Maximal degree in co-relation 45202. Up to 4855 conditions per place. [2021-08-13 00:06:51,302 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 136 selfloop transitions, 99 changer transitions 12/351 dead transitions. [2021-08-13 00:06:51,302 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 351 transitions, 1780 flow [2021-08-13 00:06:51,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 00:06:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 00:06:51,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-13 00:06:51,307 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-13 00:06:51,307 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-13 00:06:51,307 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-13 00:06:51,308 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:06:51,308 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-13 00:06:51,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 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) [2021-08-13 00:06:51,314 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:06:51,316 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:06:51,317 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 20 predicate places. [2021-08-13 00:06:51,317 INFO L482 AbstractCegarLoop]: Abstraction has has 153 places, 351 transitions, 1780 flow [2021-08-13 00:06:51,317 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 00:06:51,317 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:06:51,317 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:06:51,318 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 00:06:51,318 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:06:51,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:06:51,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1235721524, now seen corresponding path program 1 times [2021-08-13 00:06:51,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:06:51,319 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77059281] [2021-08-13 00:06:51,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:06:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:06:51,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:51,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:51,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:51,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:06:51,445 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 00:06:51,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 00:06:51,459 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 00:06:51,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 00:06:51,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:51,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:51,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:51,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:51,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:51,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:51,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:06:51,501 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:06:51,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77059281] [2021-08-13 00:06:51,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77059281] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:06:51,502 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:06:51,502 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 00:06:51,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317691973] [2021-08-13 00:06:51,502 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 00:06:51,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:06:51,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 00:06:51,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 00:06:51,504 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 00:06:51,505 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 351 transitions, 1780 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 00:06:51,505 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:06:51,505 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 00:06:51,505 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:06:55,461 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1098] L800-->L807: Formula: (let ((.cse11 (= (mod v_~a$w_buff0_used~0_471 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_380 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_472 256) 0))) (let ((.cse0 (or .cse12 .cse13)) (.cse6 (or .cse10 .cse14)) (.cse4 (not .cse14)) (.cse5 (not .cse10)) (.cse2 (not .cse13)) (.cse7 (or .cse12 .cse11)) (.cse1 (not .cse12)) (.cse3 (not .cse11))) (and (or (and .cse0 (= v_~a$w_buff0_used~0_472 v_~a$w_buff0_used~0_471)) (and .cse1 (= v_~a$w_buff0_used~0_471 0) .cse2)) (or (and (= v_~a$w_buff1_used~0_379 0) (or (and .cse1 .cse3) (and .cse4 .cse5))) (and .cse6 .cse7 (= v_~a$w_buff1_used~0_379 v_~a$w_buff1_used~0_380))) (let ((.cse9 (= (mod v_~a$w_buff1_used~0_379 256) 0)) (.cse8 (= (mod v_~a$r_buff0_thd3~0_67 256) 0))) (or (and (or (and (not .cse8) .cse3) (and .cse5 (not .cse9))) (= v_~a$r_buff1_thd3~0_51 0)) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse10 .cse9) (or .cse11 .cse8)))) (or (and .cse0 (= |v_P2_#t~ite17_47| v_~a~0_182) (or (and .cse6 (= |v_P2_#t~ite17_47| v_~a~0_183)) (and .cse4 (= |v_P2_#t~ite17_47| v_~a$w_buff1~0_126) .cse5))) (and (= v_~a~0_182 v_~a$w_buff0~0_115) .cse1 (= |v_P2_#t~ite17_47| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2)) (or (and .cse7 (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67)) (and .cse1 .cse3 (= v_~a$r_buff0_thd3~0_67 0)))))) InVars {~a~0=v_~a~0_183, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_472, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_380, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_471, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_182, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_379, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_47|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][87], [131#L767true, 37#L787true, 134#true, 136#true, 9#L18-1true, 138#true, 140#true, 141#true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 184#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 00:06:55,461 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-08-13 00:06:55,461 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 00:06:55,461 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 00:06:55,461 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 00:06:55,565 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1098] L800-->L807: Formula: (let ((.cse11 (= (mod v_~a$w_buff0_used~0_471 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd3~0_52 256) 0)) (.cse14 (= (mod v_~a$w_buff1_used~0_380 256) 0)) (.cse12 (= (mod v_~a$r_buff0_thd3~0_68 256) 0)) (.cse13 (= (mod v_~a$w_buff0_used~0_472 256) 0))) (let ((.cse0 (or .cse12 .cse13)) (.cse6 (or .cse10 .cse14)) (.cse4 (not .cse14)) (.cse5 (not .cse10)) (.cse2 (not .cse13)) (.cse7 (or .cse12 .cse11)) (.cse1 (not .cse12)) (.cse3 (not .cse11))) (and (or (and .cse0 (= v_~a$w_buff0_used~0_472 v_~a$w_buff0_used~0_471)) (and .cse1 (= v_~a$w_buff0_used~0_471 0) .cse2)) (or (and (= v_~a$w_buff1_used~0_379 0) (or (and .cse1 .cse3) (and .cse4 .cse5))) (and .cse6 .cse7 (= v_~a$w_buff1_used~0_379 v_~a$w_buff1_used~0_380))) (let ((.cse9 (= (mod v_~a$w_buff1_used~0_379 256) 0)) (.cse8 (= (mod v_~a$r_buff0_thd3~0_67 256) 0))) (or (and (or (and (not .cse8) .cse3) (and .cse5 (not .cse9))) (= v_~a$r_buff1_thd3~0_51 0)) (and (= v_~a$r_buff1_thd3~0_52 v_~a$r_buff1_thd3~0_51) (or .cse10 .cse9) (or .cse11 .cse8)))) (or (and .cse0 (= |v_P2_#t~ite17_47| v_~a~0_182) (or (and .cse6 (= |v_P2_#t~ite17_47| v_~a~0_183)) (and .cse4 (= |v_P2_#t~ite17_47| v_~a$w_buff1~0_126) .cse5))) (and (= v_~a~0_182 v_~a$w_buff0~0_115) .cse1 (= |v_P2_#t~ite17_47| |v_P2Thread1of1ForFork3_#t~ite17_1|) .cse2)) (or (and .cse7 (= v_~a$r_buff0_thd3~0_68 v_~a$r_buff0_thd3~0_67)) (and .cse1 .cse3 (= v_~a$r_buff0_thd3~0_67 0)))))) InVars {~a~0=v_~a~0_183, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, ~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_52, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_472, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_68, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_380, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_1|} OutVars{~a$r_buff1_thd3~0=v_~a$r_buff1_thd3~0_51, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_471, ~a$r_buff0_thd3~0=v_~a$r_buff0_thd3~0_67, P2Thread1of1ForFork3_#t~ite22=|v_P2Thread1of1ForFork3_#t~ite22_1|, ~a~0=v_~a~0_182, ~a$w_buff1~0=v_~a$w_buff1~0_126, ~a$w_buff0~0=v_~a$w_buff0~0_115, P2Thread1of1ForFork3_#t~ite20=|v_P2Thread1of1ForFork3_#t~ite20_1|, P2Thread1of1ForFork3_#t~ite21=|v_P2Thread1of1ForFork3_#t~ite21_1|, P2Thread1of1ForFork3_#t~ite19=|v_P2Thread1of1ForFork3_#t~ite19_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_379, P2Thread1of1ForFork3_#t~ite17=|v_P2Thread1of1ForFork3_#t~ite17_2|, P2Thread1of1ForFork3_#t~ite18=|v_P2Thread1of1ForFork3_#t~ite18_1|} AuxVars[|v_P2_#t~ite17_47|] AssignedVars[P2Thread1of1ForFork3_#t~ite22, ~a~0, P2Thread1of1ForFork3_#t~ite20, ~a$r_buff1_thd3~0, P2Thread1of1ForFork3_#t~ite21, P2Thread1of1ForFork3_#t~ite19, ~a$w_buff0_used~0, ~a$r_buff0_thd3~0, ~a$w_buff1_used~0, P2Thread1of1ForFork3_#t~ite17, P2Thread1of1ForFork3_#t~ite18][87], [131#L767true, 37#L787true, 134#true, 136#true, 138#true, 140#true, 141#true, 17#L18-5true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 184#(and (<= 1 ~main$tmp_guard1~0) (or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 00:06:55,566 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-08-13 00:06:55,566 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 00:06:55,566 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 00:06:55,566 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 00:06:55,936 INFO L129 PetriNetUnfolder]: 10834/31196 cut-off events. [2021-08-13 00:06:55,936 INFO L130 PetriNetUnfolder]: For 6243/20872 co-relation queries the response was YES. [2021-08-13 00:06:56,104 INFO L84 FinitePrefix]: Finished finitePrefix Result has 75214 conditions, 31196 events. 10834/31196 cut-off events. For 6243/20872 co-relation queries the response was YES. Maximal size of possible extension queue 2268. Compared 415012 event pairs, 2478 based on Foata normal form. 300/28980 useless extension candidates. Maximal degree in co-relation 75145. Up to 7002 conditions per place. [2021-08-13 00:06:56,227 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 272 selfloop transitions, 226 changer transitions 69/671 dead transitions. [2021-08-13 00:06:56,227 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 671 transitions, 4962 flow [2021-08-13 00:06:56,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 00:06:56,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 00:06:56,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-13 00:06:56,231 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-13 00:06:56,231 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-13 00:06:56,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-13 00:06:56,232 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:06:56,232 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-13 00:06:56,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 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) [2021-08-13 00:06:56,239 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:06:56,240 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:06:56,240 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 32 predicate places. [2021-08-13 00:06:56,240 INFO L482 AbstractCegarLoop]: Abstraction has has 165 places, 671 transitions, 4962 flow [2021-08-13 00:06:56,241 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 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) [2021-08-13 00:06:56,241 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:06:56,241 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:06:56,241 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-13 00:06:56,241 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:06:56,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:06:56,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1578110315, now seen corresponding path program 1 times [2021-08-13 00:06:56,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:06:56,242 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575355193] [2021-08-13 00:06:56,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:06:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:06:56,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:56,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:56,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:56,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:06:56,308 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 00:06:56,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 00:06:56,318 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 00:06:56,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 00:06:56,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:56,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:56,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:56,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:06:56,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:06:56,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:06:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:06:56,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:06:56,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575355193] [2021-08-13 00:06:56,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575355193] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:06:56,353 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:06:56,353 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 00:06:56,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203858215] [2021-08-13 00:06:56,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 00:06:56,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:06:56,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 00:06:56,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 00:06:56,355 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 00:06:56,356 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 671 transitions, 4962 flow. Second operand has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 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) [2021-08-13 00:06:56,356 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:06:56,356 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 00:06:56,356 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:07:03,442 INFO L129 PetriNetUnfolder]: 14781/44477 cut-off events. [2021-08-13 00:07:03,442 INFO L130 PetriNetUnfolder]: For 12645/38376 co-relation queries the response was YES. [2021-08-13 00:07:03,703 INFO L84 FinitePrefix]: Finished finitePrefix Result has 118837 conditions, 44477 events. 14781/44477 cut-off events. For 12645/38376 co-relation queries the response was YES. Maximal size of possible extension queue 3307. Compared 638113 event pairs, 3730 based on Foata normal form. 497/41871 useless extension candidates. Maximal degree in co-relation 118762. Up to 10171 conditions per place. [2021-08-13 00:07:03,821 INFO L132 encePairwiseOnDemand]: 113/126 looper letters, 457 selfloop transitions, 405 changer transitions 163/1129 dead transitions. [2021-08-13 00:07:03,821 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 1129 transitions, 10878 flow [2021-08-13 00:07:03,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 00:07:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 00:07:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1478 transitions. [2021-08-13 00:07:03,826 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9023199023199023 [2021-08-13 00:07:03,826 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1478 transitions. [2021-08-13 00:07:03,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1478 transitions. [2021-08-13 00:07:03,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:07:03,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1478 transitions. [2021-08-13 00:07:03,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.6923076923077) internal successors, (1478), 13 states have internal predecessors, (1478), 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) [2021-08-13 00:07:03,832 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:07:03,833 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:07:03,833 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 44 predicate places. [2021-08-13 00:07:03,833 INFO L482 AbstractCegarLoop]: Abstraction has has 177 places, 1129 transitions, 10878 flow [2021-08-13 00:07:03,834 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 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) [2021-08-13 00:07:03,834 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:07:03,834 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:07:03,834 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-13 00:07:03,834 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:07:03,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:07:03,835 INFO L82 PathProgramCache]: Analyzing trace with hash 931234561, now seen corresponding path program 1 times [2021-08-13 00:07:03,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:07:03,835 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066223068] [2021-08-13 00:07:03,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:07:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:07:03,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:03,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:07:03,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:03,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:07:03,903 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 00:07:03,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 00:07:03,917 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 00:07:03,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 00:07:03,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:03,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:07:03,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:03,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:07:03,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:03,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:07:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:07:03,953 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:07:03,953 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066223068] [2021-08-13 00:07:03,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066223068] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:07:03,954 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:07:03,954 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 00:07:03,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294001543] [2021-08-13 00:07:03,954 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 00:07:03,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:07:03,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 00:07:03,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 00:07:03,956 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 00:07:03,957 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 1129 transitions, 10878 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 00:07:03,957 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:07:03,957 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 00:07:03,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:07:14,602 INFO L129 PetriNetUnfolder]: 19804/61133 cut-off events. [2021-08-13 00:07:14,602 INFO L130 PetriNetUnfolder]: For 25858/82738 co-relation queries the response was YES. [2021-08-13 00:07:15,082 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176922 conditions, 61133 events. 19804/61133 cut-off events. For 25858/82738 co-relation queries the response was YES. Maximal size of possible extension queue 4810. Compared 928189 event pairs, 5988 based on Foata normal form. 893/57499 useless extension candidates. Maximal degree in co-relation 176841. Up to 15255 conditions per place. [2021-08-13 00:07:15,232 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 642 selfloop transitions, 436 changer transitions 299/1481 dead transitions. [2021-08-13 00:07:15,232 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 1481 transitions, 17340 flow [2021-08-13 00:07:15,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 00:07:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 00:07:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1479 transitions. [2021-08-13 00:07:15,236 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9029304029304029 [2021-08-13 00:07:15,236 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1479 transitions. [2021-08-13 00:07:15,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1479 transitions. [2021-08-13 00:07:15,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:07:15,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1479 transitions. [2021-08-13 00:07:15,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.76923076923077) internal successors, (1479), 13 states have internal predecessors, (1479), 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) [2021-08-13 00:07:15,243 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:07:15,244 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:07:15,244 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 56 predicate places. [2021-08-13 00:07:15,244 INFO L482 AbstractCegarLoop]: Abstraction has has 189 places, 1481 transitions, 17340 flow [2021-08-13 00:07:15,244 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 00:07:15,244 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:07:15,245 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:07:15,245 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-13 00:07:15,245 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:07:15,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:07:15,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1531097702, now seen corresponding path program 1 times [2021-08-13 00:07:15,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:07:15,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622021323] [2021-08-13 00:07:15,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:07:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:07:15,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:15,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:07:15,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:15,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:07:15,287 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 00:07:15,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 00:07:15,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:15,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:07:15,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:15,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:07:15,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:15,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:07:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:07:15,316 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:07:15,317 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622021323] [2021-08-13 00:07:15,317 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622021323] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:07:15,317 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:07:15,317 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 00:07:15,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238275022] [2021-08-13 00:07:15,317 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 00:07:15,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:07:15,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 00:07:15,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 00:07:15,319 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 126 [2021-08-13 00:07:15,320 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 1481 transitions, 17340 flow. Second operand has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 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) [2021-08-13 00:07:15,320 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:07:15,320 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 126 [2021-08-13 00:07:15,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:07:30,164 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (or (and .cse1 (= v_~a~0_167 |v_P1_#t~ite11_47|)) (and (= |v_P1_#t~ite11_47| v_~a$w_buff1~0_116) .cse2 .cse3)) (= v_~a~0_166 |v_P1_#t~ite11_47|)) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_47| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_47|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 10#L18true, 138#true, 140#true, 236#(= ~y~0 1), 141#true, 271#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|))), 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 00:07:30,165 INFO L384 tUnfolder$Statistics]: this new event has 90 ancestors and is cut-off event [2021-08-13 00:07:30,165 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-13 00:07:30,165 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-13 00:07:30,165 INFO L387 tUnfolder$Statistics]: existing Event has 90 ancestors and is cut-off event [2021-08-13 00:07:31,743 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (or (and .cse1 (= v_~a~0_167 |v_P1_#t~ite11_47|)) (and (= |v_P1_#t~ite11_47| v_~a$w_buff1~0_116) .cse2 .cse3)) (= v_~a~0_166 |v_P1_#t~ite11_47|)) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_47| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_47|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 9#L18-1true, 138#true, 140#true, 236#(= ~y~0 1), 141#true, 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 275#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 00:07:31,744 INFO L384 tUnfolder$Statistics]: this new event has 91 ancestors and is cut-off event [2021-08-13 00:07:31,744 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 00:07:31,744 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 00:07:31,744 INFO L387 tUnfolder$Statistics]: existing Event has 91 ancestors and is cut-off event [2021-08-13 00:07:32,873 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1091] L780-->L787: Formula: (let ((.cse12 (= (mod v_~a$w_buff0_used~0_456 256) 0)) (.cse11 (= 0 (mod v_~a$w_buff0_used~0_455 256))) (.cse13 (= (mod v_~a$r_buff0_thd2~0_70 256) 0)) (.cse10 (= (mod v_~a$r_buff1_thd2~0_52 256) 0)) (.cse14 (= 0 (mod v_~a$w_buff1_used~0_364 256)))) (let ((.cse1 (or .cse10 .cse14)) (.cse2 (not .cse14)) (.cse6 (or .cse11 .cse13)) (.cse0 (or .cse12 .cse13)) (.cse4 (not .cse13)) (.cse5 (not .cse12)) (.cse7 (not .cse11)) (.cse3 (not .cse10))) (and (or (and .cse0 (or (and .cse1 (= v_~a~0_167 |v_P1_#t~ite11_47|)) (and (= |v_P1_#t~ite11_47| v_~a$w_buff1~0_116) .cse2 .cse3)) (= v_~a~0_166 |v_P1_#t~ite11_47|)) (and (= v_~a~0_166 v_~a$w_buff0~0_109) .cse4 (= |v_P1_#t~ite11_47| |v_P1Thread1of1ForFork2_#t~ite11_1|) .cse5)) (or (and (= v_~a$w_buff1_used~0_364 v_~a$w_buff1_used~0_363) .cse1 .cse6) (and (or (and .cse4 .cse7) (and .cse2 .cse3)) (= v_~a$w_buff1_used~0_363 0))) (or (and .cse4 .cse7 (= v_~a$r_buff0_thd2~0_69 0)) (and (= v_~a$r_buff0_thd2~0_69 v_~a$r_buff0_thd2~0_70) .cse6)) (or (and .cse0 (= v_~a$w_buff0_used~0_456 v_~a$w_buff0_used~0_455)) (and .cse4 .cse5 (= v_~a$w_buff0_used~0_455 0))) (let ((.cse9 (= 0 (mod v_~a$w_buff1_used~0_363 256))) (.cse8 (= (mod v_~a$r_buff0_thd2~0_69 256) 0))) (or (and (or (and .cse7 (not .cse8)) (and (not .cse9) .cse3)) (= v_~a$r_buff1_thd2~0_51 0)) (and (or .cse10 .cse9) (or .cse11 .cse8) (= v_~a$r_buff1_thd2~0_52 v_~a$r_buff1_thd2~0_51))))))) InVars {~a~0=v_~a~0_167, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_52, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_70, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_456, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_1|, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_364} OutVars{~a$r_buff1_thd2~0=v_~a$r_buff1_thd2~0_51, ~a$r_buff0_thd2~0=v_~a$r_buff0_thd2~0_69, ~a$w_buff0_used~0=v_~a$w_buff0_used~0_455, P1Thread1of1ForFork2_#t~ite12=|v_P1Thread1of1ForFork2_#t~ite12_1|, P1Thread1of1ForFork2_#t~ite11=|v_P1Thread1of1ForFork2_#t~ite11_2|, P1Thread1of1ForFork2_#t~ite14=|v_P1Thread1of1ForFork2_#t~ite14_1|, P1Thread1of1ForFork2_#t~ite13=|v_P1Thread1of1ForFork2_#t~ite13_1|, P1Thread1of1ForFork2_#t~ite16=|v_P1Thread1of1ForFork2_#t~ite16_1|, P1Thread1of1ForFork2_#t~ite15=|v_P1Thread1of1ForFork2_#t~ite15_1|, ~a~0=v_~a~0_166, ~a$w_buff1~0=v_~a$w_buff1~0_116, ~a$w_buff0~0=v_~a$w_buff0~0_109, ~a$w_buff1_used~0=v_~a$w_buff1_used~0_363} AuxVars[|v_P1_#t~ite11_47|] AssignedVars[~a~0, ~a$r_buff1_thd2~0, ~a$r_buff0_thd2~0, ~a$w_buff0_used~0, P1Thread1of1ForFork2_#t~ite12, P1Thread1of1ForFork2_#t~ite11, ~a$w_buff1_used~0, P1Thread1of1ForFork2_#t~ite14, P1Thread1of1ForFork2_#t~ite13, P1Thread1of1ForFork2_#t~ite16, P1Thread1of1ForFork2_#t~ite15][66], [131#L767true, 37#L787true, 165#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 134#true, 136#true, 138#true, 236#(= ~y~0 1), 140#true, 141#true, 17#L18-5true, 275#(and (<= 1 ~main$tmp_guard1~0) (<= (div ~main$tmp_guard1~0 256) 0) (or (<= (+ |ULTIMATE.start___VERIFIER_assert_#in~expression| 255) 0) (<= 1 |ULTIMATE.start___VERIFIER_assert_#in~expression|)) (or (<= 1 ULTIMATE.start___VERIFIER_assert_~expression) (<= (+ ULTIMATE.start___VERIFIER_assert_~expression 255) 0))), 147#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 213#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0))), 86#L840true, 27#L807true, 189#(or (not (= 2 ~x~0)) (not (= 2 ~y~0)) (not (= ~__unbuffered_p3_EAX~0 0)) (not (= 2 ~z~0)))]) [2021-08-13 00:07:32,874 INFO L384 tUnfolder$Statistics]: this new event has 92 ancestors and is cut-off event [2021-08-13 00:07:32,874 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 00:07:32,874 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 00:07:32,874 INFO L387 tUnfolder$Statistics]: existing Event has 92 ancestors and is cut-off event [2021-08-13 00:07:35,586 INFO L129 PetriNetUnfolder]: 30651/96996 cut-off events. [2021-08-13 00:07:35,587 INFO L130 PetriNetUnfolder]: For 47406/107454 co-relation queries the response was YES. [2021-08-13 00:07:36,282 INFO L84 FinitePrefix]: Finished finitePrefix Result has 272117 conditions, 96996 events. 30651/96996 cut-off events. For 47406/107454 co-relation queries the response was YES. Maximal size of possible extension queue 8356. Compared 1596442 event pairs, 11767 based on Foata normal form. 480/90792 useless extension candidates. Maximal degree in co-relation 272033. Up to 26950 conditions per place. [2021-08-13 00:07:36,515 INFO L132 encePairwiseOnDemand]: 120/126 looper letters, 522 selfloop transitions, 252 changer transitions 297/1771 dead transitions. [2021-08-13 00:07:36,515 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 1771 transitions, 22560 flow [2021-08-13 00:07:36,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 00:07:36,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 00:07:36,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1047 transitions. [2021-08-13 00:07:36,519 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9232804232804233 [2021-08-13 00:07:36,519 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1047 transitions. [2021-08-13 00:07:36,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1047 transitions. [2021-08-13 00:07:36,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:07:36,520 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1047 transitions. [2021-08-13 00:07:36,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 116.33333333333333) internal successors, (1047), 9 states have internal predecessors, (1047), 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) [2021-08-13 00:07:36,524 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 00:07:36,524 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 126.0) internal successors, (1260), 10 states have internal predecessors, (1260), 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) [2021-08-13 00:07:36,524 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 64 predicate places. [2021-08-13 00:07:36,524 INFO L482 AbstractCegarLoop]: Abstraction has has 197 places, 1771 transitions, 22560 flow [2021-08-13 00:07:36,525 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 114.33333333333333) internal successors, (686), 6 states have internal predecessors, (686), 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) [2021-08-13 00:07:36,525 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:07:36,525 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:07:36,525 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-13 00:07:36,525 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:07:36,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:07:36,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1137895318, now seen corresponding path program 1 times [2021-08-13 00:07:36,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:07:36,526 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457935310] [2021-08-13 00:07:36,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:07:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:07:36,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:36,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:07:36,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:36,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:07:36,758 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 00:07:36,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 00:07:36,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:36,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 00:07:36,785 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 00:07:36,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:07:36,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:07:36,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:07:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:07:36,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:07:36,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457935310] [2021-08-13 00:07:36,809 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457935310] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:07:36,809 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:07:36,809 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 00:07:36,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636579753] [2021-08-13 00:07:36,810 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 00:07:36,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:07:36,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 00:07:36,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 00:07:36,811 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-13 00:07:36,812 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 1771 transitions, 22560 flow. Second operand has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 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) [2021-08-13 00:07:36,812 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:07:36,812 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-13 00:07:36,812 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:08:03,285 INFO L129 PetriNetUnfolder]: 33972/106473 cut-off events. [2021-08-13 00:08:03,285 INFO L130 PetriNetUnfolder]: For 39255/51136 co-relation queries the response was YES. [2021-08-13 00:08:04,213 INFO L84 FinitePrefix]: Finished finitePrefix Result has 290204 conditions, 106473 events. 33972/106473 cut-off events. For 39255/51136 co-relation queries the response was YES. Maximal size of possible extension queue 6212. Compared 1722682 event pairs, 7397 based on Foata normal form. 387/100000 useless extension candidates. Maximal degree in co-relation 290117. Up to 18982 conditions per place. [2021-08-13 00:08:04,487 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 29 selfloop transitions, 20 changer transitions 271/1314 dead transitions. [2021-08-13 00:08:04,487 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 206 places, 1314 transitions, 16116 flow [2021-08-13 00:08:04,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 00:08:04,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 00:08:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1161 transitions. [2021-08-13 00:08:04,490 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9214285714285714 [2021-08-13 00:08:04,490 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1161 transitions. [2021-08-13 00:08:04,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1161 transitions. [2021-08-13 00:08:04,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:08:04,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1161 transitions. [2021-08-13 00:08:04,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 116.1) internal successors, (1161), 10 states have internal predecessors, (1161), 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) [2021-08-13 00:08:04,495 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 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) [2021-08-13 00:08:04,495 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 126.0) internal successors, (1386), 11 states have internal predecessors, (1386), 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) [2021-08-13 00:08:04,496 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 73 predicate places. [2021-08-13 00:08:04,496 INFO L482 AbstractCegarLoop]: Abstraction has has 206 places, 1314 transitions, 16116 flow [2021-08-13 00:08:04,496 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 112.16666666666667) internal successors, (673), 6 states have internal predecessors, (673), 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) [2021-08-13 00:08:04,496 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:08:04,496 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:08:04,496 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-13 00:08:04,497 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:08:04,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:08:04,497 INFO L82 PathProgramCache]: Analyzing trace with hash -1976725387, now seen corresponding path program 1 times [2021-08-13 00:08:04,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:08:04,497 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151820882] [2021-08-13 00:08:04,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:08:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:08:04,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:04,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:08:04,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:04,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:08:04,562 INFO L142 QuantifierPusher]: treesize reduction 3, result has 85.0 percent of original size [2021-08-13 00:08:04,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 00:08:04,574 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 00:08:04,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 00:08:04,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:04,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:08:04,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:04,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:08:04,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:04,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:08:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:08:04,611 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:08:04,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151820882] [2021-08-13 00:08:04,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151820882] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:08:04,612 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:08:04,612 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 00:08:04,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42087111] [2021-08-13 00:08:04,613 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 00:08:04,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:08:04,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 00:08:04,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 00:08:04,614 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 105 out of 126 [2021-08-13 00:08:04,615 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 1314 transitions, 16116 flow. Second operand has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 00:08:04,615 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:08:04,615 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 105 of 126 [2021-08-13 00:08:04,615 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:08:50,213 INFO L129 PetriNetUnfolder]: 53388/171859 cut-off events. [2021-08-13 00:08:50,213 INFO L130 PetriNetUnfolder]: For 79807/115163 co-relation queries the response was YES. [2021-08-13 00:08:51,550 INFO L84 FinitePrefix]: Finished finitePrefix Result has 489164 conditions, 171859 events. 53388/171859 cut-off events. For 79807/115163 co-relation queries the response was YES. Maximal size of possible extension queue 10944. Compared 2985467 event pairs, 14027 based on Foata normal form. 1721/162337 useless extension candidates. Maximal degree in co-relation 489071. Up to 32793 conditions per place. [2021-08-13 00:08:51,962 INFO L132 encePairwiseOnDemand]: 114/126 looper letters, 937 selfloop transitions, 510 changer transitions 604/2192 dead transitions. [2021-08-13 00:08:51,962 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 2192 transitions, 32242 flow [2021-08-13 00:08:51,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 00:08:51,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 00:08:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1483 transitions. [2021-08-13 00:08:51,966 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9053724053724054 [2021-08-13 00:08:51,966 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1483 transitions. [2021-08-13 00:08:51,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1483 transitions. [2021-08-13 00:08:51,967 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:08:51,967 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1483 transitions. [2021-08-13 00:08:51,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 114.07692307692308) internal successors, (1483), 13 states have internal predecessors, (1483), 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) [2021-08-13 00:08:51,972 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:08:51,973 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:08:51,973 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 85 predicate places. [2021-08-13 00:08:51,973 INFO L482 AbstractCegarLoop]: Abstraction has has 218 places, 2192 transitions, 32242 flow [2021-08-13 00:08:51,974 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.85714285714286) internal successors, (748), 7 states have internal predecessors, (748), 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) [2021-08-13 00:08:51,974 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:08:51,974 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:08:51,974 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-13 00:08:51,974 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:08:51,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:08:51,975 INFO L82 PathProgramCache]: Analyzing trace with hash 2040697379, now seen corresponding path program 1 times [2021-08-13 00:08:51,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:08:51,975 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864993005] [2021-08-13 00:08:51,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:08:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:08:52,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:52,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:08:52,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:52,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:08:52,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:52,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:08:52,034 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 00:08:52,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 00:08:52,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:52,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 00:08:52,057 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 00:08:52,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:08:52,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:08:52,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:08:52,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:08:52,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:08:52,069 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864993005] [2021-08-13 00:08:52,070 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864993005] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:08:52,070 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:08:52,070 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 00:08:52,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801758768] [2021-08-13 00:08:52,070 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 00:08:52,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:08:52,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 00:08:52,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 00:08:52,072 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-13 00:08:52,073 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 2192 transitions, 32242 flow. Second operand has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 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) [2021-08-13 00:08:52,073 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:08:52,073 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-13 00:08:52,073 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 00:09:18,327 INFO L129 PetriNetUnfolder]: 25595/83628 cut-off events. [2021-08-13 00:09:18,328 INFO L130 PetriNetUnfolder]: For 31490/59279 co-relation queries the response was YES. [2021-08-13 00:09:18,892 INFO L84 FinitePrefix]: Finished finitePrefix Result has 235688 conditions, 83628 events. 25595/83628 cut-off events. For 31490/59279 co-relation queries the response was YES. Maximal size of possible extension queue 5911. Compared 1328736 event pairs, 2280 based on Foata normal form. 5107/83665 useless extension candidates. Maximal degree in co-relation 235592. Up to 18080 conditions per place. [2021-08-13 00:09:19,016 INFO L132 encePairwiseOnDemand]: 115/126 looper letters, 52 selfloop transitions, 54 changer transitions 690/1283 dead transitions. [2021-08-13 00:09:19,017 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 1283 transitions, 17742 flow [2021-08-13 00:09:19,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 00:09:19,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 00:09:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1511 transitions. [2021-08-13 00:09:19,020 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9224664224664225 [2021-08-13 00:09:19,020 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1511 transitions. [2021-08-13 00:09:19,020 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1511 transitions. [2021-08-13 00:09:19,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 00:09:19,021 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1511 transitions. [2021-08-13 00:09:19,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.23076923076923) internal successors, (1511), 13 states have internal predecessors, (1511), 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) [2021-08-13 00:09:19,026 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:09:19,027 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 126.0) internal successors, (1764), 14 states have internal predecessors, (1764), 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) [2021-08-13 00:09:19,027 INFO L348 CegarLoopForPetriNet]: 133 programPoint places, 97 predicate places. [2021-08-13 00:09:19,027 INFO L482 AbstractCegarLoop]: Abstraction has has 230 places, 1283 transitions, 17742 flow [2021-08-13 00:09:19,027 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 112.14285714285714) internal successors, (785), 7 states have internal predecessors, (785), 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) [2021-08-13 00:09:19,027 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 00:09:19,027 INFO L266 CegarLoopForPetriNet]: 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] [2021-08-13 00:09:19,028 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-13 00:09:19,028 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 00:09:19,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 00:09:19,028 INFO L82 PathProgramCache]: Analyzing trace with hash 10279123, now seen corresponding path program 1 times [2021-08-13 00:09:19,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 00:09:19,028 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116254728] [2021-08-13 00:09:19,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 00:09:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 00:09:19,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:09:19,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:09:19,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:09:19,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:09:19,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:09:19,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:09:19,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:09:19,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 00:09:19,099 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 00:09:19,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 00:09:19,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:09:19,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 00:09:19,126 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 00:09:19,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 00:09:19,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 00:09:19,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 00:09:19,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 00:09:19,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 00:09:19,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116254728] [2021-08-13 00:09:19,140 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116254728] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 00:09:19,140 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 00:09:19,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-13 00:09:19,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140750390] [2021-08-13 00:09:19,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 00:09:19,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 00:09:19,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 00:09:19,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-13 00:09:19,142 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 111 out of 126 [2021-08-13 00:09:19,143 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 1283 transitions, 17742 flow. Second operand has 8 states, 8 states have (on average 112.125) internal successors, (897), 8 states have internal predecessors, (897), 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) [2021-08-13 00:09:19,143 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 00:09:19,143 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 126 [2021-08-13 00:09:19,143 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand