/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/goblint-regression/28-race_reach_86-lists_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-06 14:07:06,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-06 14:07:06,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-06 14:07:07,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-06 14:07:07,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-06 14:07:07,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-06 14:07:07,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-06 14:07:07,061 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 [2021-08-06 14:07:07,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-06 14:07:07,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-06 14:07:07,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-06 14:07:07,080 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-06 14:07:07,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-06 14:07:07,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-06 14:07:07,081 INFO L138 SettingsManager]: * Use SBE=true [2021-08-06 14:07:07,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-06 14:07:07,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-06 14:07:07,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-06 14:07:07,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-06 14:07:07,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-06 14:07:07,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-06 14:07:07,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-06 14:07:07,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-06 14:07:07,082 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-06 14:07:07,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-06 14:07:07,082 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-06 14:07:07,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-06 14:07:07,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-06 14:07:07,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-06 14:07:07,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-06 14:07:07,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-06 14:07:07,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 14:07:07,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-06 14:07:07,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-06 14:07:07,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-06 14:07:07,084 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-06 14:07:07,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-06 14:07:07,084 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-06 14:07:07,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-06 14:07:07,084 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-06 14:07:07,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-06 14:07:07,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-06 14:07:07,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-06 14:07:07,352 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-06 14:07:07,352 INFO L275 PluginConnector]: CDTParser initialized [2021-08-06 14:07:07,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-08-06 14:07:07,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55dc21c3/475a33eaa51440978e561772c6a145ac/FLAG5bf335816 [2021-08-06 14:07:07,862 INFO L306 CDTParser]: Found 1 translation units. [2021-08-06 14:07:07,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-08-06 14:07:07,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55dc21c3/475a33eaa51440978e561772c6a145ac/FLAG5bf335816 [2021-08-06 14:07:07,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55dc21c3/475a33eaa51440978e561772c6a145ac [2021-08-06 14:07:07,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-06 14:07:07,893 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-06 14:07:07,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-06 14:07:07,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-06 14:07:07,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-06 14:07:07,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 02:07:07" (1/1) ... [2021-08-06 14:07:07,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52982b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:07, skipping insertion in model container [2021-08-06 14:07:07,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 02:07:07" (1/1) ... [2021-08-06 14:07:07,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-06 14:07:07,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-06 14:07:08,303 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i[46775,46788] [2021-08-06 14:07:08,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-06 14:07:08,408 INFO L203 MainTranslator]: Completed pre-run [2021-08-06 14:07:08,426 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i[46775,46788] [2021-08-06 14:07:08,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-06 14:07:08,485 INFO L208 MainTranslator]: Completed translation [2021-08-06 14:07:08,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08 WrapperNode [2021-08-06 14:07:08,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-06 14:07:08,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-06 14:07:08,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-06 14:07:08,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-06 14:07:08,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-06 14:07:08,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-06 14:07:08,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-06 14:07:08,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-06 14:07:08,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-06 14:07:08,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-06 14:07:08,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-06 14:07:08,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-06 14:07:08,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (1/1) ... [2021-08-06 14:07:08,586 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-06 14:07:08,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:08,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-06 14:07:08,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-06 14:07:08,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-06 14:07:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-06 14:07:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-08-06 14:07:08,645 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-08-06 14:07:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-06 14:07:08,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-06 14:07:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-08-06 14:07:08,646 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-08-06 14:07:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-06 14:07:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-06 14:07:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-06 14:07:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-06 14:07:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-06 14:07:08,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-06 14:07:08,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-06 14:07:08,647 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-06 14:07:09,195 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-06 14:07:09,196 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-08-06 14:07:09,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:07:09 BoogieIcfgContainer [2021-08-06 14:07:09,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-06 14:07:09,202 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-06 14:07:09,202 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-06 14:07:09,204 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-06 14:07:09,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 02:07:07" (1/3) ... [2021-08-06 14:07:09,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc05a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 02:07:09, skipping insertion in model container [2021-08-06 14:07:09,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 02:07:08" (2/3) ... [2021-08-06 14:07:09,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc05a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 02:07:09, skipping insertion in model container [2021-08-06 14:07:09,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:07:09" (3/3) ... [2021-08-06 14:07:09,207 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_86-lists_racing.i [2021-08-06 14:07:09,210 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-06 14:07:09,211 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-06 14:07:09,211 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-06 14:07:09,211 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-06 14:07:09,262 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,263 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,263 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,263 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,263 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,263 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,263 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,264 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,264 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,264 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,264 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,264 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,264 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,265 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,265 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,265 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,265 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,265 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,265 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,265 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,266 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,266 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,266 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,266 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,266 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,266 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,267 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,267 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,267 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,267 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,267 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,267 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,268 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,269 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,270 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,270 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,270 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,270 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,270 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,270 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,271 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,272 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,272 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,272 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,272 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,272 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,272 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,272 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,273 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,273 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,273 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,273 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,273 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,273 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,274 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,274 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,274 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,274 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,274 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,274 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,274 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,275 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,275 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,275 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,275 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,276 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,276 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,277 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,277 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,279 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,287 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,287 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,288 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,289 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,290 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,291 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,292 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,293 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,293 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,293 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,293 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,293 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,293 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,293 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,294 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,295 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,295 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,295 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,295 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,295 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,296 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,297 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,298 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,298 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,298 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,298 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,298 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,298 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,298 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,299 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,300 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,301 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,301 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,301 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,301 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,301 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,301 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,301 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,302 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,302 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,302 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,302 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,302 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,302 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,302 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,303 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,303 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,303 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,305 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,306 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,324 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,325 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,326 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,327 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,328 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,328 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,328 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,328 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,328 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,328 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,328 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,329 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,330 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,330 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,330 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,330 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,330 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,330 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,330 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,331 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,332 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,333 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,334 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,335 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,336 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,339 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,340 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,341 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,342 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,342 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,342 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,342 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,342 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,343 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,344 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,345 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,346 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,347 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,352 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,360 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,361 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,362 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,362 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,362 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,362 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,362 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,362 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-06 14:07:09,369 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-08-06 14:07:09,401 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork0 ======== [2021-08-06 14:07:09,409 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-06 14:07:09,410 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-06 14:07:09,423 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 203 places, 223 transitions, 468 flow [2021-08-06 14:07:11,052 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 63915 states, 63906 states have (on average 3.1592338747535442) internal successors, (201894), 63914 states have internal predecessors, (201894), 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) [2021-08-06 14:07:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 63915 states, 63906 states have (on average 3.1592338747535442) internal successors, (201894), 63914 states have internal predecessors, (201894), 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) [2021-08-06 14:07:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-08-06 14:07:11,234 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:11,235 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 14:07:11,235 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-06 14:07:11,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:11,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1843078144, now seen corresponding path program 1 times [2021-08-06 14:07:11,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:11,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225169963] [2021-08-06 14:07:11,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:11,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:11,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 14:07:11,431 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:11,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225169963] [2021-08-06 14:07:11,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225169963] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 14:07:11,431 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 14:07:11,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-06 14:07:11,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695718509] [2021-08-06 14:07:11,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-06 14:07:11,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:11,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-06 14:07:11,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-06 14:07:11,549 INFO L87 Difference]: Start difference. First operand has 63915 states, 63906 states have (on average 3.1592338747535442) internal successors, (201894), 63914 states have internal predecessors, (201894), 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 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 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) [2021-08-06 14:07:12,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:12,228 INFO L93 Difference]: Finished difference Result 63097 states and 183361 transitions. [2021-08-06 14:07:12,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 14:07:12,229 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 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 72 [2021-08-06 14:07:12,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:12,547 INFO L225 Difference]: With dead ends: 63097 [2021-08-06 14:07:12,547 INFO L226 Difference]: Without dead ends: 41331 [2021-08-06 14:07:12,549 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-06 14:07:12,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41331 states. [2021-08-06 14:07:13,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41331 to 41331. [2021-08-06 14:07:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41331 states, 41325 states have (on average 2.8993345432546884) internal successors, (119815), 41330 states have internal predecessors, (119815), 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) [2021-08-06 14:07:13,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41331 states to 41331 states and 119815 transitions. [2021-08-06 14:07:13,747 INFO L78 Accepts]: Start accepts. Automaton has 41331 states and 119815 transitions. Word has length 72 [2021-08-06 14:07:13,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:13,748 INFO L470 AbstractCegarLoop]: Abstraction has 41331 states and 119815 transitions. [2021-08-06 14:07:13,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 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) [2021-08-06 14:07:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 41331 states and 119815 transitions. [2021-08-06 14:07:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-08-06 14:07:13,774 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:13,774 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 14:07:13,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-06 14:07:13,774 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-06 14:07:13,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:13,777 INFO L82 PathProgramCache]: Analyzing trace with hash -58996843, now seen corresponding path program 1 times [2021-08-06 14:07:13,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:13,778 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758680358] [2021-08-06 14:07:13,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:13,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:13,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 14:07:13,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:13,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758680358] [2021-08-06 14:07:13,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758680358] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 14:07:13,883 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 14:07:13,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-06 14:07:13,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637083165] [2021-08-06 14:07:13,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-06 14:07:13,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:13,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-06 14:07:13,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-06 14:07:13,890 INFO L87 Difference]: Start difference. First operand 41331 states and 119815 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-08-06 14:07:14,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:14,295 INFO L93 Difference]: Finished difference Result 41344 states and 119828 transitions. [2021-08-06 14:07:14,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 14:07:14,295 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 78 [2021-08-06 14:07:14,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:14,593 INFO L225 Difference]: With dead ends: 41344 [2021-08-06 14:07:14,593 INFO L226 Difference]: Without dead ends: 41344 [2021-08-06 14:07:14,594 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-06 14:07:14,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41344 states. [2021-08-06 14:07:15,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41344 to 41332. [2021-08-06 14:07:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41332 states, 41326 states have (on average 2.8992885834583557) internal successors, (119816), 41331 states have internal predecessors, (119816), 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) [2021-08-06 14:07:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41332 states to 41332 states and 119816 transitions. [2021-08-06 14:07:15,666 INFO L78 Accepts]: Start accepts. Automaton has 41332 states and 119816 transitions. Word has length 78 [2021-08-06 14:07:15,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:15,666 INFO L470 AbstractCegarLoop]: Abstraction has 41332 states and 119816 transitions. [2021-08-06 14:07:15,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-08-06 14:07:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 41332 states and 119816 transitions. [2021-08-06 14:07:15,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-08-06 14:07:15,687 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:15,688 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 14:07:15,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-06 14:07:15,688 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-06 14:07:15,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:15,694 INFO L82 PathProgramCache]: Analyzing trace with hash 443288898, now seen corresponding path program 1 times [2021-08-06 14:07:15,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:15,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812349904] [2021-08-06 14:07:15,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:15,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-06 14:07:15,783 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:15,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812349904] [2021-08-06 14:07:15,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812349904] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:15,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320940009] [2021-08-06 14:07:15,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:15,783 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:15,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:15,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:15,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-06 14:07:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:15,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-06 14:07:15,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:16,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-06 14:07:16,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320940009] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 14:07:16,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-06 14:07:16,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-06 14:07:16,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304736655] [2021-08-06 14:07:16,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-06 14:07:16,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:16,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-06 14:07:16,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-06 14:07:16,645 INFO L87 Difference]: Start difference. First operand 41332 states and 119816 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2021-08-06 14:07:16,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:16,825 INFO L93 Difference]: Finished difference Result 40725 states and 118596 transitions. [2021-08-06 14:07:16,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 14:07:16,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 92 [2021-08-06 14:07:16,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:17,030 INFO L225 Difference]: With dead ends: 40725 [2021-08-06 14:07:17,030 INFO L226 Difference]: Without dead ends: 40725 [2021-08-06 14:07:17,031 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 15.9ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-06 14:07:17,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40725 states. [2021-08-06 14:07:17,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40725 to 40725. [2021-08-06 14:07:17,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40725 states, 40720 states have (on average 2.912475442043222) internal successors, (118596), 40724 states have internal predecessors, (118596), 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) [2021-08-06 14:07:17,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40725 states to 40725 states and 118596 transitions. [2021-08-06 14:07:17,990 INFO L78 Accepts]: Start accepts. Automaton has 40725 states and 118596 transitions. Word has length 92 [2021-08-06 14:07:17,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:17,990 INFO L470 AbstractCegarLoop]: Abstraction has 40725 states and 118596 transitions. [2021-08-06 14:07:17,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2021-08-06 14:07:17,990 INFO L276 IsEmpty]: Start isEmpty. Operand 40725 states and 118596 transitions. [2021-08-06 14:07:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-08-06 14:07:18,024 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:18,025 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 14:07:18,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:18,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:18,226 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-06 14:07:18,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:18,226 INFO L82 PathProgramCache]: Analyzing trace with hash -37842194, now seen corresponding path program 1 times [2021-08-06 14:07:18,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:18,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153425292] [2021-08-06 14:07:18,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:18,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-06 14:07:18,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:18,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153425292] [2021-08-06 14:07:18,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153425292] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:18,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1713466749] [2021-08-06 14:07:18,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:18,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:18,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:18,462 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:18,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-06 14:07:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:18,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-06 14:07:18,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:19,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-06 14:07:19,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1713466749] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:19,100 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:19,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-06 14:07:19,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706642175] [2021-08-06 14:07:19,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-06 14:07:19,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:19,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-06 14:07:19,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-06 14:07:19,102 INFO L87 Difference]: Start difference. First operand 40725 states and 118596 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 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) [2021-08-06 14:07:19,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:19,474 INFO L93 Difference]: Finished difference Result 40751 states and 118622 transitions. [2021-08-06 14:07:19,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-06 14:07:19,474 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 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 102 [2021-08-06 14:07:19,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:19,556 INFO L225 Difference]: With dead ends: 40751 [2021-08-06 14:07:19,557 INFO L226 Difference]: Without dead ends: 40751 [2021-08-06 14:07:19,557 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 27.4ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-08-06 14:07:19,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40751 states. [2021-08-06 14:07:20,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40751 to 40739. [2021-08-06 14:07:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40739 states, 40734 states have (on average 2.9118181371826974) internal successors, (118610), 40738 states have internal predecessors, (118610), 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) [2021-08-06 14:07:20,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40739 states to 40739 states and 118610 transitions. [2021-08-06 14:07:20,603 INFO L78 Accepts]: Start accepts. Automaton has 40739 states and 118610 transitions. Word has length 102 [2021-08-06 14:07:20,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:20,603 INFO L470 AbstractCegarLoop]: Abstraction has 40739 states and 118610 transitions. [2021-08-06 14:07:20,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 7 states have internal predecessors, (116), 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) [2021-08-06 14:07:20,604 INFO L276 IsEmpty]: Start isEmpty. Operand 40739 states and 118610 transitions. [2021-08-06 14:07:20,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-08-06 14:07:20,643 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:20,643 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 14:07:20,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-06 14:07:20,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-08-06 14:07:20,844 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-06 14:07:20,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:20,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1525423717, now seen corresponding path program 2 times [2021-08-06 14:07:20,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:20,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372077164] [2021-08-06 14:07:20,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:20,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:20,949 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-06 14:07:20,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:20,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372077164] [2021-08-06 14:07:20,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372077164] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:20,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638097828] [2021-08-06 14:07:20,950 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-06 14:07:20,950 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:20,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:20,950 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:20,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-06 14:07:21,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-06 14:07:21,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 14:07:21,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-06 14:07:21,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:21,629 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-06 14:07:21,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638097828] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:21,630 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:21,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-06 14:07:21,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061060195] [2021-08-06 14:07:21,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-06 14:07:21,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:21,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-06 14:07:21,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-06 14:07:21,631 INFO L87 Difference]: Start difference. First operand 40739 states and 118610 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 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) [2021-08-06 14:07:21,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:21,648 INFO L93 Difference]: Finished difference Result 236 states and 376 transitions. [2021-08-06 14:07:21,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-06 14:07:21,649 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 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 116 [2021-08-06 14:07:21,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:21,649 INFO L225 Difference]: With dead ends: 236 [2021-08-06 14:07:21,649 INFO L226 Difference]: Without dead ends: 0 [2021-08-06 14:07:21,649 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 21.9ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-08-06 14:07:21,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-06 14:07:21,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-06 14:07:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-08-06 14:07:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-06 14:07:21,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 116 [2021-08-06 14:07:21,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:21,650 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-06 14:07:21,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 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) [2021-08-06 14:07:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-06 14:07:21,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-06 14:07:21,652 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-06 14:07:21,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:21,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:21,867 INFO L308 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork0 was SAFE (1/2) [2021-08-06 14:07:21,872 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-06 14:07:21,872 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-06 14:07:21,872 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-06 14:07:21,874 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 203 places, 223 transitions, 468 flow [2021-08-06 14:07:22,225 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26976 states, 26971 states have (on average 2.994809239553595) internal successors, (80773), 26975 states have internal predecessors, (80773), 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) [2021-08-06 14:07:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 26976 states, 26971 states have (on average 2.994809239553595) internal successors, (80773), 26975 states have internal predecessors, (80773), 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) [2021-08-06 14:07:22,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-08-06 14:07:22,261 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:22,261 INFO L512 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] [2021-08-06 14:07:22,261 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:22,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:22,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1097249378, now seen corresponding path program 1 times [2021-08-06 14:07:22,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:22,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782798142] [2021-08-06 14:07:22,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:22,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:22,278 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:22,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:22,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782798142] [2021-08-06 14:07:22,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782798142] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 14:07:22,278 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 14:07:22,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-06 14:07:22,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100288723] [2021-08-06 14:07:22,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-06 14:07:22,279 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:22,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-06 14:07:22,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-06 14:07:22,314 INFO L87 Difference]: Start difference. First operand has 26976 states, 26971 states have (on average 2.994809239553595) internal successors, (80773), 26975 states have internal predecessors, (80773), 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 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2021-08-06 14:07:22,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:22,431 INFO L93 Difference]: Finished difference Result 26646 states and 75844 transitions. [2021-08-06 14:07:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 14:07:22,431 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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 44 [2021-08-06 14:07:22,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:22,613 INFO L225 Difference]: With dead ends: 26646 [2021-08-06 14:07:22,613 INFO L226 Difference]: Without dead ends: 26646 [2021-08-06 14:07:22,613 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-06 14:07:22,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26646 states. [2021-08-06 14:07:22,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26646 to 26646. [2021-08-06 14:07:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26646 states, 26641 states have (on average 2.846890131751811) internal successors, (75844), 26645 states have internal predecessors, (75844), 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) [2021-08-06 14:07:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26646 states to 26646 states and 75844 transitions. [2021-08-06 14:07:23,181 INFO L78 Accepts]: Start accepts. Automaton has 26646 states and 75844 transitions. Word has length 44 [2021-08-06 14:07:23,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:23,181 INFO L470 AbstractCegarLoop]: Abstraction has 26646 states and 75844 transitions. [2021-08-06 14:07:23,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2021-08-06 14:07:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 26646 states and 75844 transitions. [2021-08-06 14:07:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-08-06 14:07:23,182 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:23,182 INFO L512 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] [2021-08-06 14:07:23,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-06 14:07:23,182 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:23,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:23,183 INFO L82 PathProgramCache]: Analyzing trace with hash -2094321731, now seen corresponding path program 1 times [2021-08-06 14:07:23,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:23,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524334766] [2021-08-06 14:07:23,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:23,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:23,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:23,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524334766] [2021-08-06 14:07:23,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524334766] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-06 14:07:23,208 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-06 14:07:23,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-06 14:07:23,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934264586] [2021-08-06 14:07:23,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-06 14:07:23,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:23,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-06 14:07:23,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-06 14:07:23,209 INFO L87 Difference]: Start difference. First operand 26646 states and 75844 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-08-06 14:07:23,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:23,318 INFO L93 Difference]: Finished difference Result 26659 states and 75857 transitions. [2021-08-06 14:07:23,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-06 14:07:23,318 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 44 [2021-08-06 14:07:23,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:23,371 INFO L225 Difference]: With dead ends: 26659 [2021-08-06 14:07:23,371 INFO L226 Difference]: Without dead ends: 26659 [2021-08-06 14:07:23,372 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-06 14:07:23,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26659 states. [2021-08-06 14:07:23,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26659 to 26647. [2021-08-06 14:07:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26647 states, 26642 states have (on average 2.846820809248555) internal successors, (75845), 26646 states have internal predecessors, (75845), 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) [2021-08-06 14:07:23,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26647 states to 26647 states and 75845 transitions. [2021-08-06 14:07:23,965 INFO L78 Accepts]: Start accepts. Automaton has 26647 states and 75845 transitions. Word has length 44 [2021-08-06 14:07:23,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:23,965 INFO L470 AbstractCegarLoop]: Abstraction has 26647 states and 75845 transitions. [2021-08-06 14:07:23,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-08-06 14:07:23,965 INFO L276 IsEmpty]: Start isEmpty. Operand 26647 states and 75845 transitions. [2021-08-06 14:07:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-08-06 14:07:23,965 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:23,966 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 14:07:23,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-06 14:07:23,966 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:23,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:23,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1742606166, now seen corresponding path program 1 times [2021-08-06 14:07:23,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:23,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35355628] [2021-08-06 14:07:23,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:23,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:24,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:24,002 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:24,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35355628] [2021-08-06 14:07:24,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35355628] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:24,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1507902298] [2021-08-06 14:07:24,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:24,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:24,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:24,003 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:24,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-06 14:07:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:24,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-06 14:07:24,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:24,401 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:24,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1507902298] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:24,401 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:24,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-06 14:07:24,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59599567] [2021-08-06 14:07:24,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-06 14:07:24,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:24,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-06 14:07:24,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-06 14:07:24,403 INFO L87 Difference]: Start difference. First operand 26647 states and 75845 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-08-06 14:07:24,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:24,722 INFO L93 Difference]: Finished difference Result 26673 states and 75871 transitions. [2021-08-06 14:07:24,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-06 14:07:24,722 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-08-06 14:07:24,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:24,773 INFO L225 Difference]: With dead ends: 26673 [2021-08-06 14:07:24,773 INFO L226 Difference]: Without dead ends: 26673 [2021-08-06 14:07:24,773 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 20.6ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-08-06 14:07:24,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26673 states. [2021-08-06 14:07:25,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26673 to 26661. [2021-08-06 14:07:25,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26661 states, 26656 states have (on average 2.8458508403361344) internal successors, (75859), 26660 states have internal predecessors, (75859), 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) [2021-08-06 14:07:25,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26661 states to 26661 states and 75859 transitions. [2021-08-06 14:07:25,336 INFO L78 Accepts]: Start accepts. Automaton has 26661 states and 75859 transitions. Word has length 58 [2021-08-06 14:07:25,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:25,336 INFO L470 AbstractCegarLoop]: Abstraction has 26661 states and 75859 transitions. [2021-08-06 14:07:25,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-08-06 14:07:25,336 INFO L276 IsEmpty]: Start isEmpty. Operand 26661 states and 75859 transitions. [2021-08-06 14:07:25,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-08-06 14:07:25,336 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:25,336 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-06 14:07:25,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-08-06 14:07:25,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:25,537 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:25,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:25,537 INFO L82 PathProgramCache]: Analyzing trace with hash -2039869737, now seen corresponding path program 2 times [2021-08-06 14:07:25,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:25,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812326654] [2021-08-06 14:07:25,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:25,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:25,612 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:25,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:25,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812326654] [2021-08-06 14:07:25,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812326654] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:25,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856425143] [2021-08-06 14:07:25,612 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-06 14:07:25,612 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:25,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:25,613 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:25,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-06 14:07:25,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-06 14:07:25,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 14:07:25,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-06 14:07:25,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:26,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856425143] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:26,124 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:26,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-06 14:07:26,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137441313] [2021-08-06 14:07:26,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-06 14:07:26,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:26,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-06 14:07:26,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-06 14:07:26,125 INFO L87 Difference]: Start difference. First operand 26661 states and 75859 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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) [2021-08-06 14:07:26,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:26,381 INFO L93 Difference]: Finished difference Result 26687 states and 75885 transitions. [2021-08-06 14:07:26,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-06 14:07:26,382 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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 72 [2021-08-06 14:07:26,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:26,433 INFO L225 Difference]: With dead ends: 26687 [2021-08-06 14:07:26,433 INFO L226 Difference]: Without dead ends: 26687 [2021-08-06 14:07:26,433 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 43.5ms TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-08-06 14:07:26,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26687 states. [2021-08-06 14:07:26,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26687 to 26675. [2021-08-06 14:07:27,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26675 states, 26670 states have (on average 2.8448818897637795) internal successors, (75873), 26674 states have internal predecessors, (75873), 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) [2021-08-06 14:07:27,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26675 states to 26675 states and 75873 transitions. [2021-08-06 14:07:27,084 INFO L78 Accepts]: Start accepts. Automaton has 26675 states and 75873 transitions. Word has length 72 [2021-08-06 14:07:27,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:27,085 INFO L470 AbstractCegarLoop]: Abstraction has 26675 states and 75873 transitions. [2021-08-06 14:07:27,085 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 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) [2021-08-06 14:07:27,085 INFO L276 IsEmpty]: Start isEmpty. Operand 26675 states and 75873 transitions. [2021-08-06 14:07:27,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-08-06 14:07:27,085 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:27,085 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-08-06 14:07:27,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:27,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:27,292 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:27,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:27,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1488411204, now seen corresponding path program 3 times [2021-08-06 14:07:27,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:27,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781947800] [2021-08-06 14:07:27,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:27,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:27,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:27,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781947800] [2021-08-06 14:07:27,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781947800] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:27,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536775466] [2021-08-06 14:07:27,374 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-06 14:07:27,374 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:27,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:27,380 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:27,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-06 14:07:27,661 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-08-06 14:07:27,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 14:07:27,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-06 14:07:27,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:28,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536775466] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:28,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:28,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-06 14:07:28,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85770165] [2021-08-06 14:07:28,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-06 14:07:28,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:28,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-06 14:07:28,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-06 14:07:28,045 INFO L87 Difference]: Start difference. First operand 26675 states and 75873 transitions. Second operand has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 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) [2021-08-06 14:07:28,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:28,316 INFO L93 Difference]: Finished difference Result 26701 states and 75899 transitions. [2021-08-06 14:07:28,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-06 14:07:28,316 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 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 86 [2021-08-06 14:07:28,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:28,367 INFO L225 Difference]: With dead ends: 26701 [2021-08-06 14:07:28,368 INFO L226 Difference]: Without dead ends: 26701 [2021-08-06 14:07:28,368 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 66.4ms TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2021-08-06 14:07:28,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26701 states. [2021-08-06 14:07:28,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26701 to 26689. [2021-08-06 14:07:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26689 states, 26684 states have (on average 2.8439139559286466) internal successors, (75887), 26688 states have internal predecessors, (75887), 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) [2021-08-06 14:07:28,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26689 states to 26689 states and 75887 transitions. [2021-08-06 14:07:28,970 INFO L78 Accepts]: Start accepts. Automaton has 26689 states and 75887 transitions. Word has length 86 [2021-08-06 14:07:28,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:28,970 INFO L470 AbstractCegarLoop]: Abstraction has 26689 states and 75887 transitions. [2021-08-06 14:07:28,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.727272727272727) internal successors, (96), 11 states have internal predecessors, (96), 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) [2021-08-06 14:07:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 26689 states and 75887 transitions. [2021-08-06 14:07:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-06 14:07:28,971 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:28,971 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-08-06 14:07:28,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:29,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:29,174 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:29,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:29,174 INFO L82 PathProgramCache]: Analyzing trace with hash 718381809, now seen corresponding path program 4 times [2021-08-06 14:07:29,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:29,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441691582] [2021-08-06 14:07:29,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:29,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:29,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:29,271 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:29,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:29,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441691582] [2021-08-06 14:07:29,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441691582] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:29,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228796056] [2021-08-06 14:07:29,271 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-06 14:07:29,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:29,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:29,272 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:29,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-06 14:07:30,116 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-06 14:07:30,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 14:07:30,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-06 14:07:30,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:30,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228796056] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:30,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:30,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-08-06 14:07:30,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996609578] [2021-08-06 14:07:30,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-06 14:07:30,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:30,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-06 14:07:30,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-06 14:07:30,548 INFO L87 Difference]: Start difference. First operand 26689 states and 75887 transitions. Second operand has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 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) [2021-08-06 14:07:30,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:30,860 INFO L93 Difference]: Finished difference Result 26715 states and 75913 transitions. [2021-08-06 14:07:30,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-06 14:07:30,861 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 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 100 [2021-08-06 14:07:30,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:30,917 INFO L225 Difference]: With dead ends: 26715 [2021-08-06 14:07:30,917 INFO L226 Difference]: Without dead ends: 26715 [2021-08-06 14:07:30,917 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 200.8ms TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-08-06 14:07:30,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26715 states. [2021-08-06 14:07:31,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26715 to 26703. [2021-08-06 14:07:31,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26703 states, 26698 states have (on average 2.8429470372312533) internal successors, (75901), 26702 states have internal predecessors, (75901), 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) [2021-08-06 14:07:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26703 states to 26703 states and 75901 transitions. [2021-08-06 14:07:31,577 INFO L78 Accepts]: Start accepts. Automaton has 26703 states and 75901 transitions. Word has length 100 [2021-08-06 14:07:31,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:31,577 INFO L470 AbstractCegarLoop]: Abstraction has 26703 states and 75901 transitions. [2021-08-06 14:07:31,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 13 states have internal predecessors, (110), 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) [2021-08-06 14:07:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 26703 states and 75901 transitions. [2021-08-06 14:07:31,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-08-06 14:07:31,578 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:31,578 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-08-06 14:07:31,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:31,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:31,780 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:31,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:31,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1231767330, now seen corresponding path program 5 times [2021-08-06 14:07:31,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:31,781 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290512231] [2021-08-06 14:07:31,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:31,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:31,914 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:31,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:31,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290512231] [2021-08-06 14:07:31,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290512231] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:31,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596245242] [2021-08-06 14:07:31,914 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-06 14:07:31,914 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:31,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:31,915 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:31,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-06 14:07:44,980 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-08-06 14:07:44,980 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 14:07:44,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-06 14:07:44,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:45,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [596245242] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:45,587 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:45,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-08-06 14:07:45,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703721137] [2021-08-06 14:07:45,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-06 14:07:45,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:45,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-06 14:07:45,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-08-06 14:07:45,588 INFO L87 Difference]: Start difference. First operand 26703 states and 75901 transitions. Second operand has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 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) [2021-08-06 14:07:45,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:45,797 INFO L93 Difference]: Finished difference Result 26729 states and 75927 transitions. [2021-08-06 14:07:45,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-06 14:07:45,798 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 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 114 [2021-08-06 14:07:45,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:45,843 INFO L225 Difference]: With dead ends: 26729 [2021-08-06 14:07:45,843 INFO L226 Difference]: Without dead ends: 26729 [2021-08-06 14:07:45,843 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 131.1ms TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2021-08-06 14:07:45,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26729 states. [2021-08-06 14:07:46,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26729 to 26717. [2021-08-06 14:07:46,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26717 states, 26712 states have (on average 2.8419811320754715) internal successors, (75915), 26716 states have internal predecessors, (75915), 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) [2021-08-06 14:07:46,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26717 states to 26717 states and 75915 transitions. [2021-08-06 14:07:46,385 INFO L78 Accepts]: Start accepts. Automaton has 26717 states and 75915 transitions. Word has length 114 [2021-08-06 14:07:46,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:46,385 INFO L470 AbstractCegarLoop]: Abstraction has 26717 states and 75915 transitions. [2021-08-06 14:07:46,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.266666666666667) internal successors, (124), 15 states have internal predecessors, (124), 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) [2021-08-06 14:07:46,385 INFO L276 IsEmpty]: Start isEmpty. Operand 26717 states and 75915 transitions. [2021-08-06 14:07:46,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-08-06 14:07:46,386 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:46,386 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2021-08-06 14:07:46,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:46,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-06 14:07:46,595 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:46,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:46,595 INFO L82 PathProgramCache]: Analyzing trace with hash 552627211, now seen corresponding path program 6 times [2021-08-06 14:07:46,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:46,595 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745014465] [2021-08-06 14:07:46,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:46,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:46,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:46,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745014465] [2021-08-06 14:07:46,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745014465] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:46,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342149048] [2021-08-06 14:07:46,721 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-06 14:07:46,722 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:46,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:46,722 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:46,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-06 14:07:55,479 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-06 14:07:55,479 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 14:07:55,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-06 14:07:55,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:56,217 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:56,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342149048] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:56,217 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:56,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-08-06 14:07:56,217 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818325541] [2021-08-06 14:07:56,218 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-06 14:07:56,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:56,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-06 14:07:56,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-08-06 14:07:56,218 INFO L87 Difference]: Start difference. First operand 26717 states and 75915 transitions. Second operand has 17 states, 17 states have (on average 8.117647058823529) internal successors, (138), 17 states have internal predecessors, (138), 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) [2021-08-06 14:07:56,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:56,478 INFO L93 Difference]: Finished difference Result 26743 states and 75941 transitions. [2021-08-06 14:07:56,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-06 14:07:56,479 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 8.117647058823529) internal successors, (138), 17 states have internal predecessors, (138), 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 128 [2021-08-06 14:07:56,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:56,534 INFO L225 Difference]: With dead ends: 26743 [2021-08-06 14:07:56,535 INFO L226 Difference]: Without dead ends: 26743 [2021-08-06 14:07:56,535 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 170.4ms TimeCoverageRelationStatistics Valid=263, Invalid=549, Unknown=0, NotChecked=0, Total=812 [2021-08-06 14:07:56,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26743 states. [2021-08-06 14:07:56,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26743 to 26731. [2021-08-06 14:07:57,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26731 states, 26726 states have (on average 2.8410162388685176) internal successors, (75929), 26730 states have internal predecessors, (75929), 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) [2021-08-06 14:07:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26731 states to 26731 states and 75929 transitions. [2021-08-06 14:07:57,070 INFO L78 Accepts]: Start accepts. Automaton has 26731 states and 75929 transitions. Word has length 128 [2021-08-06 14:07:57,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:57,070 INFO L470 AbstractCegarLoop]: Abstraction has 26731 states and 75929 transitions. [2021-08-06 14:07:57,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 8.117647058823529) internal successors, (138), 17 states have internal predecessors, (138), 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) [2021-08-06 14:07:57,070 INFO L276 IsEmpty]: Start isEmpty. Operand 26731 states and 75929 transitions. [2021-08-06 14:07:57,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-08-06 14:07:57,071 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:57,071 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2021-08-06 14:07:57,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:57,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-06 14:07:57,294 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:57,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:57,294 INFO L82 PathProgramCache]: Analyzing trace with hash 115903608, now seen corresponding path program 7 times [2021-08-06 14:07:57,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:57,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686130284] [2021-08-06 14:07:57,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:57,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:57,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:57,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686130284] [2021-08-06 14:07:57,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686130284] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:57,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476182750] [2021-08-06 14:07:57,450 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-06 14:07:57,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:57,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:57,452 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:57,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-06 14:07:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:57,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-06 14:07:57,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:07:58,556 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:58,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1476182750] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:58,557 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:07:58,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-08-06 14:07:58,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157862187] [2021-08-06 14:07:58,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-06 14:07:58,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:07:58,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-06 14:07:58,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-08-06 14:07:58,558 INFO L87 Difference]: Start difference. First operand 26731 states and 75929 transitions. Second operand has 19 states, 19 states have (on average 8.0) internal successors, (152), 19 states have internal predecessors, (152), 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) [2021-08-06 14:07:58,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:07:58,840 INFO L93 Difference]: Finished difference Result 26757 states and 75955 transitions. [2021-08-06 14:07:58,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-06 14:07:58,840 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 8.0) internal successors, (152), 19 states have internal predecessors, (152), 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 142 [2021-08-06 14:07:58,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:07:58,893 INFO L225 Difference]: With dead ends: 26757 [2021-08-06 14:07:58,893 INFO L226 Difference]: Without dead ends: 26757 [2021-08-06 14:07:58,893 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 212.2ms TimeCoverageRelationStatistics Valid=340, Invalid=716, Unknown=0, NotChecked=0, Total=1056 [2021-08-06 14:07:58,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26757 states. [2021-08-06 14:07:59,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26757 to 26745. [2021-08-06 14:07:59,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26745 states, 26740 states have (on average 2.8400523560209425) internal successors, (75943), 26744 states have internal predecessors, (75943), 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) [2021-08-06 14:07:59,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26745 states to 26745 states and 75943 transitions. [2021-08-06 14:07:59,401 INFO L78 Accepts]: Start accepts. Automaton has 26745 states and 75943 transitions. Word has length 142 [2021-08-06 14:07:59,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:07:59,401 INFO L470 AbstractCegarLoop]: Abstraction has 26745 states and 75943 transitions. [2021-08-06 14:07:59,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 8.0) internal successors, (152), 19 states have internal predecessors, (152), 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) [2021-08-06 14:07:59,401 INFO L276 IsEmpty]: Start isEmpty. Operand 26745 states and 75943 transitions. [2021-08-06 14:07:59,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-08-06 14:07:59,402 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:07:59,402 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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] [2021-08-06 14:07:59,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-06 14:07:59,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-06 14:07:59,603 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:07:59,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:07:59,603 INFO L82 PathProgramCache]: Analyzing trace with hash -896210395, now seen corresponding path program 8 times [2021-08-06 14:07:59,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:07:59,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657315685] [2021-08-06 14:07:59,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:07:59,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:07:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:07:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:07:59,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:07:59,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657315685] [2021-08-06 14:07:59,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657315685] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:07:59,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025424971] [2021-08-06 14:07:59,810 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-06 14:07:59,810 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:07:59,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:07:59,813 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:07:59,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-06 14:08:00,332 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-06 14:08:00,332 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-06 14:08:00,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-06 14:08:00,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-06 14:08:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:08:01,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025424971] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:08:01,000 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-06 14:08:01,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-08-06 14:08:01,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107062749] [2021-08-06 14:08:01,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-06 14:08:01,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:08:01,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-06 14:08:01,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-08-06 14:08:01,001 INFO L87 Difference]: Start difference. First operand 26745 states and 75943 transitions. Second operand has 21 states, 21 states have (on average 7.904761904761905) internal successors, (166), 21 states have internal predecessors, (166), 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) [2021-08-06 14:08:01,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-06 14:08:01,326 INFO L93 Difference]: Finished difference Result 26771 states and 75969 transitions. [2021-08-06 14:08:01,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-06 14:08:01,326 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 7.904761904761905) internal successors, (166), 21 states have internal predecessors, (166), 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 156 [2021-08-06 14:08:01,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-06 14:08:01,378 INFO L225 Difference]: With dead ends: 26771 [2021-08-06 14:08:01,378 INFO L226 Difference]: Without dead ends: 26771 [2021-08-06 14:08:01,378 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 244.2ms TimeCoverageRelationStatistics Valid=427, Invalid=905, Unknown=0, NotChecked=0, Total=1332 [2021-08-06 14:08:01,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26771 states. [2021-08-06 14:08:01,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26771 to 26759. [2021-08-06 14:08:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26759 states, 26754 states have (on average 2.839089481946625) internal successors, (75957), 26758 states have internal predecessors, (75957), 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) [2021-08-06 14:08:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26759 states to 26759 states and 75957 transitions. [2021-08-06 14:08:01,847 INFO L78 Accepts]: Start accepts. Automaton has 26759 states and 75957 transitions. Word has length 156 [2021-08-06 14:08:01,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-06 14:08:01,847 INFO L470 AbstractCegarLoop]: Abstraction has 26759 states and 75957 transitions. [2021-08-06 14:08:01,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 7.904761904761905) internal successors, (166), 21 states have internal predecessors, (166), 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) [2021-08-06 14:08:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 26759 states and 75957 transitions. [2021-08-06 14:08:01,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-08-06 14:08:01,848 INFO L504 BasicCegarLoop]: Found error trace [2021-08-06 14:08:01,848 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2021-08-06 14:08:01,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-06 14:08:02,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-06 14:08:02,065 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-08-06 14:08:02,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-06 14:08:02,065 INFO L82 PathProgramCache]: Analyzing trace with hash 539055378, now seen corresponding path program 9 times [2021-08-06 14:08:02,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-06 14:08:02,066 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123990612] [2021-08-06 14:08:02,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-06 14:08:02,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-06 14:08:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-06 14:08:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-06 14:08:02,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-06 14:08:02,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123990612] [2021-08-06 14:08:02,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123990612] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-06 14:08:02,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642595616] [2021-08-06 14:08:02,283 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-06 14:08:02,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-06 14:08:02,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-06 14:08:02,284 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-06 14:08:02,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process Received shutdown request... [2021-08-06 14:21:45,910 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-06 14:21:45,910 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-06 14:21:46,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2021-08-06 14:21:47,112 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forcibly destroying the process [2021-08-06 14:21:47,169 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-06 14:21:47,169 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-06 14:21:47,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2021-08-06 14:21:47,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915729408] [2021-08-06 14:21:47,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-06 14:21:47,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-06 14:21:47,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-06 14:21:47,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-08-06 14:21:47,170 INFO L87 Difference]: Start difference. First operand 26759 states and 75957 transitions. Second operand has 21 states, 21 states have (on average 7.904761904761905) internal successors, (166), 21 states have internal predecessors, (166), 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) [2021-08-06 14:21:47,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-06 14:21:47,171 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-06 14:21:47,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 137 [2021-08-06 14:21:47,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-06 14:21:47,173 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (26759states) and FLOYD_HOARE automaton (currently 2 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (1 states constructed, input type IntersectNwa). [2021-08-06 14:21:47,173 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-06 14:21:47,174 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT (2/2) [2021-08-06 14:21:47,174 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-06 14:21:47,174 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-06 14:21:47,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 02:21:47 BasicIcfg [2021-08-06 14:21:47,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-06 14:21:47,176 INFO L168 Benchmark]: Toolchain (without parser) took 879283.18 ms. Allocated memory was 179.3 MB in the beginning and 6.8 GB in the end (delta: 6.6 GB). Free memory was 142.1 MB in the beginning and 4.2 GB in the end (delta: -4.0 GB). Peak memory consumption was 2.5 GB. Max. memory is 8.0 GB. [2021-08-06 14:21:47,176 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 179.3 MB. Free memory is still 160.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-06 14:21:47,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.02 ms. Allocated memory is still 179.3 MB. Free memory was 141.9 MB in the beginning and 134.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-06 14:21:47,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.93 ms. Allocated memory is still 179.3 MB. Free memory was 134.8 MB in the beginning and 131.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-06 14:21:47,176 INFO L168 Benchmark]: Boogie Preprocessor took 30.37 ms. Allocated memory is still 179.3 MB. Free memory was 131.7 MB in the beginning and 129.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-06 14:21:47,176 INFO L168 Benchmark]: RCFGBuilder took 628.25 ms. Allocated memory is still 179.3 MB. Free memory was 129.6 MB in the beginning and 81.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2021-08-06 14:21:47,176 INFO L168 Benchmark]: TraceAbstraction took 877973.70 ms. Allocated memory was 179.3 MB in the beginning and 6.8 GB in the end (delta: 6.6 GB). Free memory was 80.8 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 8.0 GB. [2021-08-06 14:21:47,177 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 179.3 MB. Free memory is still 160.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 591.02 ms. Allocated memory is still 179.3 MB. Free memory was 141.9 MB in the beginning and 134.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 53.93 ms. Allocated memory is still 179.3 MB. Free memory was 134.8 MB in the beginning and 131.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.37 ms. Allocated memory is still 179.3 MB. Free memory was 131.7 MB in the beginning and 129.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 628.25 ms. Allocated memory is still 179.3 MB. Free memory was 129.6 MB in the beginning and 81.3 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 877973.70 ms. Allocated memory was 179.3 MB in the beginning and 6.8 GB in the end (delta: 6.6 GB). Free memory was 80.8 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (26759states) and FLOYD_HOARE automaton (currently 2 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (1 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (26759states) and FLOYD_HOARE automaton (currently 2 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (1 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2_funThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 308 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 12467.7ms, OverallIterations: 5, TraceHistogramMax: 2, EmptinessCheckTime: 300.9ms, AutomataDifference: 2679.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1642.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 811 SDtfs, 335 SDslu, 1127 SDs, 0 SdLazy, 60 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 202.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 331 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 69.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=63915occurred in iteration=0, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 4264.3ms AutomataMinimizationTime, 5 MinimizatonAttempts, 24 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 108.5ms SsaConstructionTime, 244.5ms SatisfiabilityAnalysisTime, 2164.7ms InterpolantComputationTime, 770 NumberOfCodeBlocks, 770 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 762 ConstructedInterpolants, 0 QuantifiedInterpolants, 900 SizeOfPredicates, 4 NumberOfNonLiveVariables, 833 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 35/40 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 for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 308 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 865301.5ms, OverallIterations: 11, TraceHistogramMax: 9, EmptinessCheckTime: 41.1ms, AutomataDifference: 3160.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 352.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1726 SDtfs, 584 SDslu, 7032 SDs, 0 SdLazy, 510 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 322.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1042 GetRequests, 854 SyntacticMatches, 0 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 881 ImplicationChecksByTransitivity, 1205.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26976occurred in iteration=0, InterpolantAutomatonStates: 137, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 5687.1ms AutomataMinimizationTime, 10 MinimizatonAttempts, 108 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 160.4ms SsaConstructionTime, 22222.3ms SatisfiabilityAnalysisTime, 5043.2ms InterpolantComputationTime, 1970 NumberOfCodeBlocks, 1970 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 1951 ConstructedInterpolants, 0 QuantifiedInterpolants, 4255 SizeOfPredicates, 72 NumberOfNonLiveVariables, 2392 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 19 InterpolantComputations, 2 PerfectInterpolantSequences, 95/3032 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown