/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-lit/fkp2013-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 17:43:50,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 17:43:50,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 17:43:50,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-12 17:43:50,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 17:43:50,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 17:43:50,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 17:43:50,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-08-12 17:43:50,257 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 17:43:50,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 17:43:50,258 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-12 17:43:50,258 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-12 17:43:50,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 17:43:50,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 17:43:50,273 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 17:43:50,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 17:43:50,273 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 17:43:50,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 17:43:50,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 17:43:50,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 17:43:50,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 17:43:50,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 17:43:50,276 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 17:43:50,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 17:43:50,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 17:43:50,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 17:43:50,582 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 17:43:50,583 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 17:43:50,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/fkp2013-2.i [2021-08-12 17:43:50,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a2ff8a/3ee3ac37a59b443a90679ed9671c3359/FLAGeefda7e01 [2021-08-12 17:43:51,083 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 17:43:51,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2013-2.i [2021-08-12 17:43:51,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a2ff8a/3ee3ac37a59b443a90679ed9671c3359/FLAGeefda7e01 [2021-08-12 17:43:51,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55a2ff8a/3ee3ac37a59b443a90679ed9671c3359 [2021-08-12 17:43:51,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 17:43:51,414 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 17:43:51,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 17:43:51,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 17:43:51,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 17:43:51,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23acb213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51, skipping insertion in model container [2021-08-12 17:43:51,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 17:43:51,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 17:43:51,634 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-lit/fkp2013-2.i[30003,30016] [2021-08-12 17:43:51,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 17:43:51,688 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 17:43:51,711 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-lit/fkp2013-2.i[30003,30016] [2021-08-12 17:43:51,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 17:43:51,757 INFO L208 MainTranslator]: Completed translation [2021-08-12 17:43:51,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51 WrapperNode [2021-08-12 17:43:51,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 17:43:51,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 17:43:51,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 17:43:51,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 17:43:51,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 17:43:51,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 17:43:51,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 17:43:51,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 17:43:51,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (1/1) ... [2021-08-12 17:43:51,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 17:43:51,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 17:43:51,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 17:43:51,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 17:43:51,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (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 [2021-08-12 17:43:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-08-12 17:43:51,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-08-12 17:43:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-08-12 17:43:51,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-08-12 17:43:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 17:43:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 17:43:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 17:43:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 17:43:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 17:43:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 17:43:51,888 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 17:43:52,165 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 17:43:52,166 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-08-12 17:43:52,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 05:43:52 BoogieIcfgContainer [2021-08-12 17:43:52,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 17:43:52,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 17:43:52,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 17:43:52,170 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 17:43:52,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 05:43:51" (1/3) ... [2021-08-12 17:43:52,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b0ffcdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 05:43:52, skipping insertion in model container [2021-08-12 17:43:52,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 05:43:51" (2/3) ... [2021-08-12 17:43:52,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b0ffcdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 05:43:52, skipping insertion in model container [2021-08-12 17:43:52,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 05:43:52" (3/3) ... [2021-08-12 17:43:52,172 INFO L111 eAbstractionObserver]: Analyzing ICFG fkp2013-2.i [2021-08-12 17:43:52,175 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 17:43:52,176 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-12 17:43:52,176 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 17:43:52,196 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,197 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,197 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,197 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,197 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,197 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,197 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,197 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,198 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,198 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,198 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,198 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,198 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,198 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,198 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,199 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,199 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,199 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,199 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,199 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,200 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,201 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,202 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,202 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,202 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,204 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,204 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,204 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,204 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,205 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:52,210 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 17:43:52,225 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-12 17:43:52,238 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 17:43:52,238 INFO L379 AbstractCegarLoop]: Hoare is true [2021-08-12 17:43:52,239 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 17:43:52,239 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 17:43:52,239 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 17:43:52,239 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 17:43:52,239 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 17:43:52,239 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 17:43:52,246 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 62 transitions, 134 flow [2021-08-12 17:43:52,310 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1660 states, 1654 states have (on average 2.759371221281741) internal successors, (4564), 1659 states have internal predecessors, (4564), 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) [2021-08-12 17:43:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 1660 states, 1654 states have (on average 2.759371221281741) internal successors, (4564), 1659 states have internal predecessors, (4564), 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) [2021-08-12 17:43:52,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-12 17:43:52,323 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:43:52,324 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:43:52,324 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 17:43:52,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:43:52,328 INFO L82 PathProgramCache]: Analyzing trace with hash 981137011, now seen corresponding path program 1 times [2021-08-12 17:43:52,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:43:52,350 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051786041] [2021-08-12 17:43:52,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:43:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:43:52,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 17:43:52,613 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:43:52,613 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051786041] [2021-08-12 17:43:52,614 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051786041] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:43:52,614 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:43:52,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-12 17:43:52,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958978445] [2021-08-12 17:43:52,618 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-08-12 17:43:52,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:43:52,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-12 17:43:52,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-12 17:43:52,637 INFO L87 Difference]: Start difference. First operand has 1660 states, 1654 states have (on average 2.759371221281741) internal successors, (4564), 1659 states have internal predecessors, (4564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-12 17:43:52,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:43:52,937 INFO L93 Difference]: Finished difference Result 2883 states and 7774 transitions. [2021-08-12 17:43:52,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-12 17:43:52,939 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-08-12 17:43:52,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:43:52,966 INFO L225 Difference]: With dead ends: 2883 [2021-08-12 17:43:52,967 INFO L226 Difference]: Without dead ends: 1197 [2021-08-12 17:43:52,975 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 53.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-12 17:43:53,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1197 states. [2021-08-12 17:43:53,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1197 to 1098. [2021-08-12 17:43:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 1095 states have (on average 2.5360730593607306) internal successors, (2777), 1097 states have internal predecessors, (2777), 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) [2021-08-12 17:43:53,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 2777 transitions. [2021-08-12 17:43:53,086 INFO L78 Accepts]: Start accepts. Automaton has 1098 states and 2777 transitions. Word has length 27 [2021-08-12 17:43:53,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:43:53,088 INFO L482 AbstractCegarLoop]: Abstraction has 1098 states and 2777 transitions. [2021-08-12 17:43:53,091 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-12 17:43:53,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2777 transitions. [2021-08-12 17:43:53,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-08-12 17:43:53,116 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:43:53,116 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:43:53,117 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 17:43:53,117 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 17:43:53,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:43:53,117 INFO L82 PathProgramCache]: Analyzing trace with hash -1997379531, now seen corresponding path program 1 times [2021-08-12 17:43:53,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:43:53,118 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592095265] [2021-08-12 17:43:53,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:43:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:43:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 17:43:53,224 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:43:53,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592095265] [2021-08-12 17:43:53,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592095265] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:43:53,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:43:53,225 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 17:43:53,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822873612] [2021-08-12 17:43:53,226 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 17:43:53,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:43:53,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 17:43:53,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 17:43:53,229 INFO L87 Difference]: Start difference. First operand 1098 states and 2777 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-12 17:43:53,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:43:53,406 INFO L93 Difference]: Finished difference Result 1098 states and 2777 transitions. [2021-08-12 17:43:53,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-12 17:43:53,407 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-08-12 17:43:53,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:43:53,413 INFO L225 Difference]: With dead ends: 1098 [2021-08-12 17:43:53,413 INFO L226 Difference]: Without dead ends: 800 [2021-08-12 17:43:53,414 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 74.2ms TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2021-08-12 17:43:53,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2021-08-12 17:43:53,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 701. [2021-08-12 17:43:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 701 states, 700 states have (on average 2.525714285714286) internal successors, (1768), 700 states have internal predecessors, (1768), 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) [2021-08-12 17:43:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 701 states and 1768 transitions. [2021-08-12 17:43:53,437 INFO L78 Accepts]: Start accepts. Automaton has 701 states and 1768 transitions. Word has length 39 [2021-08-12 17:43:53,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:43:53,438 INFO L482 AbstractCegarLoop]: Abstraction has 701 states and 1768 transitions. [2021-08-12 17:43:53,438 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-12 17:43:53,438 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1768 transitions. [2021-08-12 17:43:53,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-08-12 17:43:53,439 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:43:53,440 INFO L550 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:43:53,440 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 17:43:53,440 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 17:43:53,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:43:53,441 INFO L82 PathProgramCache]: Analyzing trace with hash 958783073, now seen corresponding path program 1 times [2021-08-12 17:43:53,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:43:53,441 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644515168] [2021-08-12 17:43:53,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:43:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 17:43:53,457 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 17:43:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 17:43:53,467 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 17:43:53,484 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 17:43:53,484 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 17:43:53,484 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 17:43:53,485 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 17:43:53,485 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,495 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,502 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,502 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,502 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,502 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,502 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,503 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,503 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,504 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,504 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,504 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:53,507 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 17:43:53,507 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-08-12 17:43:53,508 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 17:43:53,508 INFO L379 AbstractCegarLoop]: Hoare is true [2021-08-12 17:43:53,508 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 17:43:53,508 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 17:43:53,508 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 17:43:53,509 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 17:43:53,509 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 17:43:53,509 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 17:43:53,510 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 81 transitions, 186 flow [2021-08-12 17:43:54,024 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 11824 states, 11816 states have (on average 3.593348002708192) internal successors, (42459), 11823 states have internal predecessors, (42459), 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) [2021-08-12 17:43:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 11824 states, 11816 states have (on average 3.593348002708192) internal successors, (42459), 11823 states have internal predecessors, (42459), 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) [2021-08-12 17:43:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-12 17:43:54,063 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:43:54,063 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:43:54,064 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:43:54,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:43:54,064 INFO L82 PathProgramCache]: Analyzing trace with hash 125039606, now seen corresponding path program 1 times [2021-08-12 17:43:54,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:43:54,064 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465409531] [2021-08-12 17:43:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:43:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:43:54,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 17:43:54,097 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:43:54,097 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465409531] [2021-08-12 17:43:54,097 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465409531] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:43:54,097 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:43:54,097 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-12 17:43:54,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290307920] [2021-08-12 17:43:54,097 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-08-12 17:43:54,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:43:54,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-12 17:43:54,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-12 17:43:54,125 INFO L87 Difference]: Start difference. First operand has 11824 states, 11816 states have (on average 3.593348002708192) internal successors, (42459), 11823 states have internal predecessors, (42459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-12 17:43:54,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:43:54,703 INFO L93 Difference]: Finished difference Result 22771 states and 80403 transitions. [2021-08-12 17:43:54,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-12 17:43:54,704 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-08-12 17:43:54,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:43:54,791 INFO L225 Difference]: With dead ends: 22771 [2021-08-12 17:43:54,792 INFO L226 Difference]: Without dead ends: 10437 [2021-08-12 17:43:54,812 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-12 17:43:54,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10437 states. [2021-08-12 17:43:55,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10437 to 9258. [2021-08-12 17:43:55,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9258 states, 9254 states have (on average 3.3828614653122973) internal successors, (31305), 9257 states have internal predecessors, (31305), 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) [2021-08-12 17:43:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9258 states to 9258 states and 31305 transitions. [2021-08-12 17:43:55,267 INFO L78 Accepts]: Start accepts. Automaton has 9258 states and 31305 transitions. Word has length 27 [2021-08-12 17:43:55,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:43:55,267 INFO L482 AbstractCegarLoop]: Abstraction has 9258 states and 31305 transitions. [2021-08-12 17:43:55,268 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-12 17:43:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 9258 states and 31305 transitions. [2021-08-12 17:43:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-08-12 17:43:55,269 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:43:55,269 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:43:55,269 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 17:43:55,269 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:43:55,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:43:55,270 INFO L82 PathProgramCache]: Analyzing trace with hash 2133071427, now seen corresponding path program 1 times [2021-08-12 17:43:55,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:43:55,270 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87591574] [2021-08-12 17:43:55,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:43:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:43:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 17:43:55,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:43:55,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87591574] [2021-08-12 17:43:55,319 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87591574] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:43:55,319 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:43:55,319 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 17:43:55,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723181788] [2021-08-12 17:43:55,319 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 17:43:55,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:43:55,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 17:43:55,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 17:43:55,320 INFO L87 Difference]: Start difference. First operand 9258 states and 31305 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-12 17:43:55,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:43:55,975 INFO L93 Difference]: Finished difference Result 16191 states and 53474 transitions. [2021-08-12 17:43:55,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 17:43:55,976 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-08-12 17:43:55,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:43:56,071 INFO L225 Difference]: With dead ends: 16191 [2021-08-12 17:43:56,071 INFO L226 Difference]: Without dead ends: 14237 [2021-08-12 17:43:56,080 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 98.4ms TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-08-12 17:43:56,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14237 states. [2021-08-12 17:43:56,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14237 to 8048. [2021-08-12 17:43:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8048 states, 8045 states have (on average 3.381852082038533) internal successors, (27207), 8047 states have internal predecessors, (27207), 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) [2021-08-12 17:43:56,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8048 states to 8048 states and 27207 transitions. [2021-08-12 17:43:56,446 INFO L78 Accepts]: Start accepts. Automaton has 8048 states and 27207 transitions. Word has length 39 [2021-08-12 17:43:56,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:43:56,446 INFO L482 AbstractCegarLoop]: Abstraction has 8048 states and 27207 transitions. [2021-08-12 17:43:56,447 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-12 17:43:56,447 INFO L276 IsEmpty]: Start isEmpty. Operand 8048 states and 27207 transitions. [2021-08-12 17:43:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-08-12 17:43:56,450 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:43:56,451 INFO L550 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:43:56,451 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 17:43:56,451 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:43:56,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:43:56,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1229617246, now seen corresponding path program 1 times [2021-08-12 17:43:56,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:43:56,451 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977822473] [2021-08-12 17:43:56,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:43:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:43:56,497 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 17:43:56,498 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:43:56,498 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977822473] [2021-08-12 17:43:56,498 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977822473] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:43:56,498 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:43:56,498 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 17:43:56,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465972080] [2021-08-12 17:43:56,498 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 17:43:56,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:43:56,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 17:43:56,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 17:43:56,499 INFO L87 Difference]: Start difference. First operand 8048 states and 27207 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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) [2021-08-12 17:43:56,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:43:56,969 INFO L93 Difference]: Finished difference Result 15407 states and 50722 transitions. [2021-08-12 17:43:56,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 17:43:56,970 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-08-12 17:43:56,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:43:57,019 INFO L225 Difference]: With dead ends: 15407 [2021-08-12 17:43:57,019 INFO L226 Difference]: Without dead ends: 13633 [2021-08-12 17:43:57,026 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 90.3ms TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-08-12 17:43:57,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13633 states. [2021-08-12 17:43:57,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13633 to 6910. [2021-08-12 17:43:57,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6910 states, 6907 states have (on average 3.3454466483277834) internal successors, (23107), 6909 states have internal predecessors, (23107), 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) [2021-08-12 17:43:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6910 states to 6910 states and 23107 transitions. [2021-08-12 17:43:57,254 INFO L78 Accepts]: Start accepts. Automaton has 6910 states and 23107 transitions. Word has length 49 [2021-08-12 17:43:57,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:43:57,255 INFO L482 AbstractCegarLoop]: Abstraction has 6910 states and 23107 transitions. [2021-08-12 17:43:57,256 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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) [2021-08-12 17:43:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 6910 states and 23107 transitions. [2021-08-12 17:43:57,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-08-12 17:43:57,261 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:43:57,261 INFO L550 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:43:57,261 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 17:43:57,261 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:43:57,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:43:57,261 INFO L82 PathProgramCache]: Analyzing trace with hash -631194101, now seen corresponding path program 1 times [2021-08-12 17:43:57,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:43:57,262 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986879422] [2021-08-12 17:43:57,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:43:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 17:43:57,285 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 17:43:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 17:43:57,303 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 17:43:57,309 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 17:43:57,310 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 17:43:57,310 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 17:43:57,310 WARN L235 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 17:43:57,310 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-08-12 17:43:57,327 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,327 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,327 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,327 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,328 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,329 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,330 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,331 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,332 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,332 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,332 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,332 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,332 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,332 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,335 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,339 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,340 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,341 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,341 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,342 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,342 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,343 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,343 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,343 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,344 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,344 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,344 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,344 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,345 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,345 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,346 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,346 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,346 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,348 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,348 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,349 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:43:57,349 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 17:43:57,350 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-12 17:43:57,350 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 17:43:57,350 INFO L379 AbstractCegarLoop]: Hoare is true [2021-08-12 17:43:57,350 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 17:43:57,350 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 17:43:57,350 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 17:43:57,350 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 17:43:57,350 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 17:43:57,351 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 17:43:57,352 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 110 places, 100 transitions, 242 flow [2021-08-12 17:44:11,434 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 82972 states, 82962 states have (on average 4.444299799908392) internal successors, (368708), 82971 states have internal predecessors, (368708), 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) [2021-08-12 17:44:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand has 82972 states, 82962 states have (on average 4.444299799908392) internal successors, (368708), 82971 states have internal predecessors, (368708), 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) [2021-08-12 17:44:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-12 17:44:11,618 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:44:11,619 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:44:11,619 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:44:11,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:44:11,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1425966388, now seen corresponding path program 1 times [2021-08-12 17:44:11,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:44:11,620 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209961593] [2021-08-12 17:44:11,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:44:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:44:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 17:44:11,646 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:44:11,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209961593] [2021-08-12 17:44:11,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209961593] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:44:11,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:44:11,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-12 17:44:11,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853185547] [2021-08-12 17:44:11,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-08-12 17:44:11,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:44:11,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-12 17:44:11,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-12 17:44:11,741 INFO L87 Difference]: Start difference. First operand has 82972 states, 82962 states have (on average 4.444299799908392) internal successors, (368708), 82971 states have internal predecessors, (368708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-12 17:44:14,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:44:14,681 INFO L93 Difference]: Finished difference Result 169187 states and 741926 transitions. [2021-08-12 17:44:14,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-12 17:44:14,682 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-08-12 17:44:14,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:44:15,438 INFO L225 Difference]: With dead ends: 169187 [2021-08-12 17:44:15,438 INFO L226 Difference]: Without dead ends: 81165 [2021-08-12 17:44:15,534 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 160.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-12 17:44:16,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81165 states. [2021-08-12 17:44:18,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81165 to 70878. [2021-08-12 17:44:18,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70878 states, 70873 states have (on average 4.244789976436725) internal successors, (300841), 70877 states have internal predecessors, (300841), 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) [2021-08-12 17:44:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70878 states to 70878 states and 300841 transitions. [2021-08-12 17:44:18,560 INFO L78 Accepts]: Start accepts. Automaton has 70878 states and 300841 transitions. Word has length 27 [2021-08-12 17:44:18,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:44:18,561 INFO L482 AbstractCegarLoop]: Abstraction has 70878 states and 300841 transitions. [2021-08-12 17:44:18,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-08-12 17:44:18,561 INFO L276 IsEmpty]: Start isEmpty. Operand 70878 states and 300841 transitions. [2021-08-12 17:44:18,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-08-12 17:44:18,562 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:44:18,562 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:44:18,562 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 17:44:18,562 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:44:18,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:44:18,563 INFO L82 PathProgramCache]: Analyzing trace with hash -933542008, now seen corresponding path program 1 times [2021-08-12 17:44:18,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:44:18,563 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080603548] [2021-08-12 17:44:18,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:44:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:44:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 17:44:18,596 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:44:18,596 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080603548] [2021-08-12 17:44:18,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080603548] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:44:18,596 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:44:18,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 17:44:18,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624272584] [2021-08-12 17:44:18,597 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 17:44:18,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:44:18,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 17:44:18,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 17:44:18,597 INFO L87 Difference]: Start difference. First operand 70878 states and 300841 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-12 17:44:21,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:44:21,797 INFO L93 Difference]: Finished difference Result 153603 states and 635126 transitions. [2021-08-12 17:44:21,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 17:44:21,797 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-08-12 17:44:21,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:44:22,930 INFO L225 Difference]: With dead ends: 153603 [2021-08-12 17:44:22,931 INFO L226 Difference]: Without dead ends: 139769 [2021-08-12 17:44:22,995 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 306.6ms TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-08-12 17:44:23,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139769 states. [2021-08-12 17:44:26,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139769 to 69728. [2021-08-12 17:44:26,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69728 states, 69724 states have (on average 4.227970282829442) internal successors, (294791), 69727 states have internal predecessors, (294791), 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) [2021-08-12 17:44:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69728 states to 69728 states and 294791 transitions. [2021-08-12 17:44:27,153 INFO L78 Accepts]: Start accepts. Automaton has 69728 states and 294791 transitions. Word has length 39 [2021-08-12 17:44:27,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:44:27,157 INFO L482 AbstractCegarLoop]: Abstraction has 69728 states and 294791 transitions. [2021-08-12 17:44:27,158 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-12 17:44:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 69728 states and 294791 transitions. [2021-08-12 17:44:27,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-08-12 17:44:27,181 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:44:27,182 INFO L550 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:44:27,182 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 17:44:27,182 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:44:27,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:44:27,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1200486606, now seen corresponding path program 1 times [2021-08-12 17:44:27,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:44:27,183 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940843517] [2021-08-12 17:44:27,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:44:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:44:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 17:44:27,254 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:44:27,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940843517] [2021-08-12 17:44:27,255 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940843517] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:44:27,255 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:44:27,255 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 17:44:27,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109114] [2021-08-12 17:44:27,255 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 17:44:27,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:44:27,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 17:44:27,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 17:44:27,256 INFO L87 Difference]: Start difference. First operand 69728 states and 294791 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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) [2021-08-12 17:44:30,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:44:30,895 INFO L93 Difference]: Finished difference Result 159689 states and 658455 transitions. [2021-08-12 17:44:30,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 17:44:30,895 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-08-12 17:44:30,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:44:31,731 INFO L225 Difference]: With dead ends: 159689 [2021-08-12 17:44:31,731 INFO L226 Difference]: Without dead ends: 145747 [2021-08-12 17:44:31,785 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 101.6ms TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-08-12 17:44:32,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145747 states. [2021-08-12 17:44:35,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145747 to 67216. [2021-08-12 17:44:35,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67216 states, 67212 states have (on average 4.207715884068321) internal successors, (282809), 67215 states have internal predecessors, (282809), 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) [2021-08-12 17:44:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67216 states to 67216 states and 282809 transitions. [2021-08-12 17:44:35,873 INFO L78 Accepts]: Start accepts. Automaton has 67216 states and 282809 transitions. Word has length 49 [2021-08-12 17:44:35,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:44:35,874 INFO L482 AbstractCegarLoop]: Abstraction has 67216 states and 282809 transitions. [2021-08-12 17:44:35,874 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 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) [2021-08-12 17:44:35,874 INFO L276 IsEmpty]: Start isEmpty. Operand 67216 states and 282809 transitions. [2021-08-12 17:44:35,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-08-12 17:44:35,881 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:44:35,881 INFO L550 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:44:35,881 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 17:44:35,881 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:44:35,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:44:35,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1566571664, now seen corresponding path program 1 times [2021-08-12 17:44:35,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:44:35,882 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051543411] [2021-08-12 17:44:35,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:44:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:44:35,932 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 17:44:35,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:44:35,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051543411] [2021-08-12 17:44:35,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051543411] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:44:35,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:44:35,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-12 17:44:35,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986964116] [2021-08-12 17:44:35,932 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-12 17:44:35,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:44:35,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-12 17:44:35,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-12 17:44:35,933 INFO L87 Difference]: Start difference. First operand 67216 states and 282809 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 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) [2021-08-12 17:44:41,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:44:41,834 INFO L93 Difference]: Finished difference Result 182209 states and 740450 transitions. [2021-08-12 17:44:41,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-08-12 17:44:41,835 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-08-12 17:44:41,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:44:42,974 INFO L225 Difference]: With dead ends: 182209 [2021-08-12 17:44:42,975 INFO L226 Difference]: Without dead ends: 175723 [2021-08-12 17:44:43,032 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 656 ImplicationChecksByTransitivity, 321.6ms TimeCoverageRelationStatistics Valid=473, Invalid=1689, Unknown=0, NotChecked=0, Total=2162 [2021-08-12 17:44:43,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175723 states. [2021-08-12 17:44:46,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175723 to 66028. [2021-08-12 17:44:46,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66028 states, 66024 states have (on average 4.210181146249848) internal successors, (277973), 66027 states have internal predecessors, (277973), 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) [2021-08-12 17:44:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66028 states to 66028 states and 277973 transitions. [2021-08-12 17:44:47,860 INFO L78 Accepts]: Start accepts. Automaton has 66028 states and 277973 transitions. Word has length 53 [2021-08-12 17:44:47,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:44:47,861 INFO L482 AbstractCegarLoop]: Abstraction has 66028 states and 277973 transitions. [2021-08-12 17:44:47,861 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 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) [2021-08-12 17:44:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 66028 states and 277973 transitions. [2021-08-12 17:44:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-08-12 17:44:47,880 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:44:47,880 INFO L550 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:44:47,880 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-12 17:44:47,881 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:44:47,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:44:47,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1726180496, now seen corresponding path program 2 times [2021-08-12 17:44:47,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:44:47,881 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87481419] [2021-08-12 17:44:47,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:44:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:44:47,999 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 17:44:48,000 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:44:48,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87481419] [2021-08-12 17:44:48,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87481419] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:44:48,001 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:44:48,001 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-12 17:44:48,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427142216] [2021-08-12 17:44:48,002 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-12 17:44:48,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:44:48,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-12 17:44:48,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-12 17:44:48,019 INFO L87 Difference]: Start difference. First operand 66028 states and 277973 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 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) [2021-08-12 17:44:56,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:44:56,219 INFO L93 Difference]: Finished difference Result 180646 states and 733999 transitions. [2021-08-12 17:44:56,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-08-12 17:44:56,219 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-08-12 17:44:56,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:44:57,783 INFO L225 Difference]: With dead ends: 180646 [2021-08-12 17:44:57,784 INFO L226 Difference]: Without dead ends: 174016 [2021-08-12 17:44:57,855 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 656 ImplicationChecksByTransitivity, 644.3ms TimeCoverageRelationStatistics Valid=473, Invalid=1689, Unknown=0, NotChecked=0, Total=2162 [2021-08-12 17:44:58,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174016 states. [2021-08-12 17:45:01,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174016 to 58774. [2021-08-12 17:45:01,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58774 states, 58771 states have (on average 4.233601606234367) internal successors, (248813), 58773 states have internal predecessors, (248813), 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) [2021-08-12 17:45:01,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58774 states to 58774 states and 248813 transitions. [2021-08-12 17:45:02,000 INFO L78 Accepts]: Start accepts. Automaton has 58774 states and 248813 transitions. Word has length 53 [2021-08-12 17:45:02,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:45:02,001 INFO L482 AbstractCegarLoop]: Abstraction has 58774 states and 248813 transitions. [2021-08-12 17:45:02,002 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 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) [2021-08-12 17:45:02,002 INFO L276 IsEmpty]: Start isEmpty. Operand 58774 states and 248813 transitions. [2021-08-12 17:45:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-12 17:45:02,017 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:45:02,017 INFO L550 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:45:02,018 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-12 17:45:02,018 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:45:02,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:45:02,018 INFO L82 PathProgramCache]: Analyzing trace with hash 272780155, now seen corresponding path program 1 times [2021-08-12 17:45:02,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:45:02,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083527527] [2021-08-12 17:45:02,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:45:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 17:45:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-08-12 17:45:02,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 17:45:02,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083527527] [2021-08-12 17:45:02,112 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083527527] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 17:45:02,112 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 17:45:02,112 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 17:45:02,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030873621] [2021-08-12 17:45:02,112 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 17:45:02,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 17:45:02,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 17:45:02,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 17:45:02,113 INFO L87 Difference]: Start difference. First operand 58774 states and 248813 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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) [2021-08-12 17:45:08,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 17:45:08,691 INFO L93 Difference]: Finished difference Result 141865 states and 589120 transitions. [2021-08-12 17:45:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-12 17:45:08,692 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-08-12 17:45:08,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 17:45:09,710 INFO L225 Difference]: With dead ends: 141865 [2021-08-12 17:45:09,711 INFO L226 Difference]: Without dead ends: 129351 [2021-08-12 17:45:09,765 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 73.3ms TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-08-12 17:45:10,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129351 states. [2021-08-12 17:45:12,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129351 to 57216. [2021-08-12 17:45:12,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57216 states, 57213 states have (on average 4.195637355146558) internal successors, (240045), 57215 states have internal predecessors, (240045), 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) [2021-08-12 17:45:13,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57216 states to 57216 states and 240045 transitions. [2021-08-12 17:45:13,290 INFO L78 Accepts]: Start accepts. Automaton has 57216 states and 240045 transitions. Word has length 59 [2021-08-12 17:45:13,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 17:45:13,291 INFO L482 AbstractCegarLoop]: Abstraction has 57216 states and 240045 transitions. [2021-08-12 17:45:13,291 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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) [2021-08-12 17:45:13,291 INFO L276 IsEmpty]: Start isEmpty. Operand 57216 states and 240045 transitions. [2021-08-12 17:45:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-12 17:45:13,309 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 17:45:13,310 INFO L550 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 17:45:13,310 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-12 17:45:13,310 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 17:45:13,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 17:45:13,311 INFO L82 PathProgramCache]: Analyzing trace with hash -1626383093, now seen corresponding path program 1 times [2021-08-12 17:45:13,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 17:45:13,311 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984206856] [2021-08-12 17:45:13,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 17:45:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 17:45:13,354 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 17:45:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 17:45:13,383 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 17:45:13,392 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 17:45:13,392 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 17:45:13,392 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-12 17:45:13,392 WARN L235 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 17:45:13,392 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,420 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,421 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,422 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,423 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,424 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,425 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,430 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,431 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,431 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,432 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,432 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,432 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,432 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,432 WARN L313 ript$VariableManager]: TermVariabe thr2Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,433 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,433 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,433 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,433 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,433 WARN L313 ript$VariableManager]: TermVariabe thr2Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,434 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,434 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,434 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,434 WARN L313 ript$VariableManager]: TermVariabe thr2Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,434 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 17:45:13,438 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 17:45:13,439 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-12 17:45:13,439 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 17:45:13,439 INFO L379 AbstractCegarLoop]: Hoare is true [2021-08-12 17:45:13,439 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 17:45:13,439 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 17:45:13,439 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 17:45:13,439 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 17:45:13,439 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 17:45:13,439 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 17:45:13,441 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 132 places, 119 transitions, 302 flow Received shutdown request... [2021-08-12 17:53:15,646 WARN L547 AbstractCegarLoop]: Verification canceled [2021-08-12 17:53:15,648 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 4 thread instances [2021-08-12 17:53:15,649 WARN L188 ceAbstractionStarter]: Timeout [2021-08-12 17:53:15,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.08 05:53:15 BasicIcfg [2021-08-12 17:53:15,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-12 17:53:15,650 INFO L168 Benchmark]: Toolchain (without parser) took 564236.10 ms. Allocated memory was 212.9 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 177.4 MB in the beginning and 5.5 GB in the end (delta: -5.4 GB). Peak memory consumption was 5.2 GB. Max. memory is 8.0 GB. [2021-08-12 17:53:15,650 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 212.9 MB. Free memory is still 195.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 17:53:15,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.50 ms. Allocated memory is still 212.9 MB. Free memory was 177.3 MB in the beginning and 177.8 MB in the end (delta: -511.6 kB). Peak memory consumption was 7.9 MB. Max. memory is 8.0 GB. [2021-08-12 17:53:15,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.13 ms. Allocated memory is still 212.9 MB. Free memory was 177.8 MB in the beginning and 176.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 17:53:15,651 INFO L168 Benchmark]: Boogie Preprocessor took 25.14 ms. Allocated memory is still 212.9 MB. Free memory was 176.0 MB in the beginning and 174.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-12 17:53:15,651 INFO L168 Benchmark]: RCFGBuilder took 324.64 ms. Allocated memory is still 212.9 MB. Free memory was 174.6 MB in the beginning and 190.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 8.0 GB. [2021-08-12 17:53:15,651 INFO L168 Benchmark]: TraceAbstraction took 563481.61 ms. Allocated memory was 212.9 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 190.7 MB in the beginning and 5.5 GB in the end (delta: -5.4 GB). Peak memory consumption was 5.2 GB. Max. memory is 8.0 GB. [2021-08-12 17:53:15,652 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 212.9 MB. Free memory is still 195.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 341.50 ms. Allocated memory is still 212.9 MB. Free memory was 177.3 MB in the beginning and 177.8 MB in the end (delta: -511.6 kB). Peak memory consumption was 7.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 58.13 ms. Allocated memory is still 212.9 MB. Free memory was 177.8 MB in the beginning and 176.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.14 ms. Allocated memory is still 212.9 MB. Free memory was 176.0 MB in the beginning and 174.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 324.64 ms. Allocated memory is still 212.9 MB. Free memory was 174.6 MB in the beginning and 190.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 563481.61 ms. Allocated memory was 212.9 MB in the beginning and 8.0 GB in the end (delta: 7.8 GB). Free memory was 190.7 MB in the beginning and 5.5 GB in the end (delta: -5.4 GB). Peak memory consumption was 5.2 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 690]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 132 places, 119 transitions, 302 flow. Already constructed 433905 states. Currently 31708 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 80 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1247.8ms, OverallIterations: 3, TraceHistogramMax: 2, EmptinessCheckTime: 35.4ms, AutomataDifference: 543.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 75.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 253 SDtfs, 374 SDslu, 549 SDs, 0 SdLazy, 62 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 65.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 128.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1660occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 118.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 198 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 22.6ms SsaConstructionTime, 54.1ms SatisfiabilityAnalysisTime, 231.4ms InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 64 ConstructedInterpolants, 0 QuantifiedInterpolants, 130 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 7 procedures, 98 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3801.6ms, OverallIterations: 4, TraceHistogramMax: 3, EmptinessCheckTime: 38.2ms, AutomataDifference: 2002.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 525.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 507 SDtfs, 940 SDslu, 1558 SDs, 0 SdLazy, 244 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 118.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 209.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=11824occurred in iteration=0, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1006.3ms AutomataMinimizationTime, 3 MinimizatonAttempts, 14091 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 6.7ms SsaConstructionTime, 28.5ms SatisfiabilityAnalysisTime, 102.8ms InterpolantComputationTime, 164 NumberOfCodeBlocks, 164 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 9 procedures, 116 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 76042.0ms, OverallIterations: 7, TraceHistogramMax: 4, EmptinessCheckTime: 186.1ms, AutomataDifference: 37416.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14165.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1612 SDtfs, 3354 SDslu, 5705 SDs, 0 SdLazy, 1060 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 626.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 162 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1517 ImplicationChecksByTransitivity, 1608.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=82972occurred in iteration=0, InterpolantAutomatonStates: 155, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 22955.4ms AutomataMinimizationTime, 6 MinimizatonAttempts, 455931 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 23.2ms SsaConstructionTime, 73.9ms SatisfiabilityAnalysisTime, 312.9ms InterpolantComputationTime, 339 NumberOfCodeBlocks, 339 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 636 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 35/35 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 11 procedures, 134 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 482207.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 482206.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown