/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-POR-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-07 15:01:58,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-07 15:01:58,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-07 15:01:58,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-07 15:01:58,954 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-POR-NewStatesSleepPersistent-NoLbe.epf [2021-08-07 15:01:58,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-07 15:01:58,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-07 15:01:58,980 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-07 15:01:58,980 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-07 15:01:58,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-07 15:01:58,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-07 15:01:58,981 INFO L138 SettingsManager]: * Use SBE=true [2021-08-07 15:01:58,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-07 15:01:58,982 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-07 15:01:58,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-07 15:01:58,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-07 15:01:58,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-07 15:01:58,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-07 15:01:58,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-07 15:01:58,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-07 15:01:58,993 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-07 15:01:58,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-07 15:01:58,994 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-07 15:01:58,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-07 15:01:58,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-07 15:01:58,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-07 15:01:58,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-07 15:01:58,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-07 15:01:58,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 15:01:58,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-07 15:01:58,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-07 15:01:58,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-07 15:01:58,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-07 15:01:58,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-07 15:01:58,995 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-07 15:01:58,995 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-07 15:01:58,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-07 15:01:58,996 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-08-07 15:01:58,996 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-07 15:01:59,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-07 15:01:59,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-07 15:01:59,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-07 15:01:59,359 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-07 15:01:59,359 INFO L275 PluginConnector]: CDTParser initialized [2021-08-07 15:01:59,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2021-08-07 15:01:59,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb91d4f22/6860204e29cd468d9934e20537b8d174/FLAG765ec4d9d [2021-08-07 15:01:59,983 INFO L306 CDTParser]: Found 1 translation units. [2021-08-07 15:01:59,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2021-08-07 15:01:59,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb91d4f22/6860204e29cd468d9934e20537b8d174/FLAG765ec4d9d [2021-08-07 15:02:00,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb91d4f22/6860204e29cd468d9934e20537b8d174 [2021-08-07 15:02:00,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-07 15:02:00,293 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-07 15:02:00,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-07 15:02:00,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-07 15:02:00,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-07 15:02:00,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:00,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b34c608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00, skipping insertion in model container [2021-08-07 15:02:00,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:00,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-07 15:02:00,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-07 15:02:00,775 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_78-equ_racing.i[46775,46788] [2021-08-07 15:02:00,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 15:02:00,821 INFO L203 MainTranslator]: Completed pre-run [2021-08-07 15:02:00,864 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_78-equ_racing.i[46775,46788] [2021-08-07 15:02:00,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 15:02:00,934 INFO L208 MainTranslator]: Completed translation [2021-08-07 15:02:00,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00 WrapperNode [2021-08-07 15:02:00,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-07 15:02:00,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-07 15:02:00,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-07 15:02:00,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-07 15:02:00,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:00,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:00,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-07 15:02:00,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-07 15:02:00,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-07 15:02:00,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-07 15:02:00,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:00,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:00,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:00,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:01,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:01,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:01,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:01,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-07 15:02:01,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-07 15:02:01,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-07 15:02:01,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-07 15:02:01,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (1/1) ... [2021-08-07 15:02:01,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 15:02:01,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:01,045 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) [2021-08-07 15:02:01,048 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 [2021-08-07 15:02:01,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-07 15:02:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-07 15:02:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-07 15:02:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-07 15:02:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-07 15:02:01,086 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-08-07 15:02:01,087 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-08-07 15:02:01,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-07 15:02:01,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-07 15:02:01,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-07 15:02:01,090 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-07 15:02:01,592 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-07 15:02:01,592 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-08-07 15:02:01,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 03:02:01 BoogieIcfgContainer [2021-08-07 15:02:01,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-07 15:02:01,596 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-07 15:02:01,596 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-07 15:02:01,598 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-07 15:02:01,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 03:02:00" (1/3) ... [2021-08-07 15:02:01,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ba2f9c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 03:02:01, skipping insertion in model container [2021-08-07 15:02:01,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 03:02:00" (2/3) ... [2021-08-07 15:02:01,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ba2f9c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 03:02:01, skipping insertion in model container [2021-08-07 15:02:01,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 03:02:01" (3/3) ... [2021-08-07 15:02:01,601 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_78-equ_racing.i [2021-08-07 15:02:01,605 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-07 15:02:01,605 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-07 15:02:01,605 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-07 15:02:01,605 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-07 15:02:01,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,641 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,641 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,642 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,642 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,643 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,644 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,645 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,646 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,647 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,648 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,649 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,650 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,651 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,651 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,652 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,652 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,653 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,653 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,654 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,655 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,659 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,659 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,660 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:01,668 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-07 15:02:01,711 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 15:02:01,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:01,713 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 15:02:01,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-07 15:02:01,745 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-08-07 15:02:01,750 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=PARTIAL_ORDER_FA, 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 [2021-08-07 15:02:01,750 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-07 15:02:02,188 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:02,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:02,193 INFO L82 PathProgramCache]: Analyzing trace with hash -925619149, now seen corresponding path program 1 times [2021-08-07 15:02:02,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:02,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744340441] [2021-08-07 15:02:02,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:02,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-08-07 15:02:02,566 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:02,567 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744340441] [2021-08-07 15:02:02,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744340441] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:02,568 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:02,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 15:02:02,569 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23043605] [2021-08-07 15:02:02,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-07 15:02:02,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:02,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-07 15:02:02,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-07 15:02:02,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:02,590 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:02,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 74.0) internal successors, (148), 2 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:02,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:02,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:02,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-07 15:02:02,852 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:02,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:02,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1126061198, now seen corresponding path program 1 times [2021-08-07 15:02:02,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:02,854 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308418336] [2021-08-07 15:02:02,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:02,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:03,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:03,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308418336] [2021-08-07 15:02:03,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308418336] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:03,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:03,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-07 15:02:03,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562817458] [2021-08-07 15:02:03,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-07 15:02:03,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:03,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-07 15:02:03,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-07 15:02:03,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:03,036 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:03,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.666666666666667) internal successors, (69), 9 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:03,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:03,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:03,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:03,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-07 15:02:03,423 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:03,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:03,423 INFO L82 PathProgramCache]: Analyzing trace with hash 463357988, now seen corresponding path program 1 times [2021-08-07 15:02:03,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:03,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214087350] [2021-08-07 15:02:03,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:03,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:03,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:03,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214087350] [2021-08-07 15:02:03,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214087350] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:03,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1740584696] [2021-08-07 15:02:03,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:03,542 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:03,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:03,544 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) [2021-08-07 15:02:03,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-07 15:02:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:03,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-07 15:02:03,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:04,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1740584696] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:04,184 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:04,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-07 15:02:04,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023374206] [2021-08-07 15:02:04,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 15:02:04,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:04,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 15:02:04,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-07 15:02:04,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,189 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:04,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:04,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:04,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:04,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:04,257 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 15:02:04,279 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-07 15:02:04,472 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,SelfDestructingSolverStorable2 [2021-08-07 15:02:04,480 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2021-08-07 15:02:04,483 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 15:02:04,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:04,484 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 15:02:04,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-08-07 15:02:04,487 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 15:02:04,488 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=PARTIAL_ORDER_FA, 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 [2021-08-07 15:02:04,488 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-07 15:02:04,493 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:04,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:04,494 INFO L82 PathProgramCache]: Analyzing trace with hash -784252127, now seen corresponding path program 1 times [2021-08-07 15:02:04,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:04,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729721751] [2021-08-07 15:02:04,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:04,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:04,535 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:04,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729721751] [2021-08-07 15:02:04,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729721751] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:04,535 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:04,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 15:02:04,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180305028] [2021-08-07 15:02:04,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-07 15:02:04,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:04,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-07 15:02:04,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-07 15:02:04,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,538 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:04,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:04,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-07 15:02:04,545 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:04,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:04,545 INFO L82 PathProgramCache]: Analyzing trace with hash -1289810752, now seen corresponding path program 1 times [2021-08-07 15:02:04,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:04,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041690398] [2021-08-07 15:02:04,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:04,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:04,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:04,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041690398] [2021-08-07 15:02:04,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041690398] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:04,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:04,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-07 15:02:04,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102298127] [2021-08-07 15:02:04,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 15:02:04,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:04,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 15:02:04,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 15:02:04,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,584 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:04,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:04,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:04,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:04,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-07 15:02:04,869 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:04,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:04,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1134460646, now seen corresponding path program 1 times [2021-08-07 15:02:04,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:04,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978223180] [2021-08-07 15:02:04,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:04,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:04,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:04,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:04,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978223180] [2021-08-07 15:02:04,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978223180] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:04,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041761917] [2021-08-07 15:02:04,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:04,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:04,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:04,928 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) [2021-08-07 15:02:04,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-07 15:02:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:05,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-07 15:02:05,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:05,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:05,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041761917] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:05,560 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:05,560 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-07 15:02:05,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654331005] [2021-08-07 15:02:05,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 15:02:05,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:05,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 15:02:05,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-07 15:02:05,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:05,561 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:05,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:05,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:05,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:05,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:05,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:05,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:05,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:05,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-07 15:02:05,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:05,825 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:05,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:05,825 INFO L82 PathProgramCache]: Analyzing trace with hash 263557551, now seen corresponding path program 1 times [2021-08-07 15:02:05,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:05,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895908155] [2021-08-07 15:02:05,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:05,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 15:02:05,851 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-07 15:02:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 15:02:05,891 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-07 15:02:05,892 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-07 15:02:05,892 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 15:02:05,892 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 15:02:05,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-07 15:02:05,894 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2021-08-07 15:02:05,895 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-07 15:02:05,895 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-08-07 15:02:05,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,913 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,913 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,913 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,914 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,915 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,916 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,917 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,917 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,917 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,917 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,918 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,919 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,920 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,921 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,922 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,923 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,924 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,925 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,926 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,927 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,928 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,929 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,930 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,931 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,932 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,932 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,934 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,935 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:05,938 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-07 15:02:05,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 15:02:05,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:05,941 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 15:02:05,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2021-08-07 15:02:05,951 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2021-08-07 15:02:05,951 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=PARTIAL_ORDER_FA, 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 [2021-08-07 15:02:05,951 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-07 15:02:06,437 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:06,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:06,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1447820645, now seen corresponding path program 1 times [2021-08-07 15:02:06,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:06,438 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807943861] [2021-08-07 15:02:06,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:06,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:06,492 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-08-07 15:02:06,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:06,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807943861] [2021-08-07 15:02:06,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807943861] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:06,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:06,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 15:02:06,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363217449] [2021-08-07 15:02:06,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-07 15:02:06,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:06,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-07 15:02:06,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-07 15:02:06,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:06,494 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:06,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 74.0) internal successors, (148), 2 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:06,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:10,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:10,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-07 15:02:10,573 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:10,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:10,573 INFO L82 PathProgramCache]: Analyzing trace with hash -988410560, now seen corresponding path program 1 times [2021-08-07 15:02:10,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:10,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819461319] [2021-08-07 15:02:10,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:10,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:10,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:10,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819461319] [2021-08-07 15:02:10,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819461319] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:10,694 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:10,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-07 15:02:10,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593777521] [2021-08-07 15:02:10,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-07 15:02:10,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:10,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-07 15:02:10,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-07 15:02:10,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:10,695 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:10,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.666666666666667) internal successors, (69), 9 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:10,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:10,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:12,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:12,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-07 15:02:12,974 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:12,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:12,975 INFO L82 PathProgramCache]: Analyzing trace with hash -728641364, now seen corresponding path program 1 times [2021-08-07 15:02:12,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:12,975 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232329566] [2021-08-07 15:02:12,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:12,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:13,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:13,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232329566] [2021-08-07 15:02:13,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232329566] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:13,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1583355591] [2021-08-07 15:02:13,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:13,035 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:13,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:13,037 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) [2021-08-07 15:02:13,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-07 15:02:13,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:13,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-07 15:02:13,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:13,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1583355591] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:13,952 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:13,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-07 15:02:13,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926393341] [2021-08-07 15:02:13,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 15:02:13,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:13,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 15:02:13,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-07 15:02:13,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:13,953 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:13,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:13,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:13,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:13,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:15,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:15,256 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-07 15:02:15,431 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 [2021-08-07 15:02:15,431 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:15,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:15,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1926573767, now seen corresponding path program 1 times [2021-08-07 15:02:15,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:15,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328552541] [2021-08-07 15:02:15,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:15,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:15,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:15,503 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:15,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328552541] [2021-08-07 15:02:15,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328552541] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:15,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026058835] [2021-08-07 15:02:15,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:15,503 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:15,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:15,509 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) [2021-08-07 15:02:15,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-07 15:02:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:15,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-07 15:02:15,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:16,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026058835] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:16,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:16,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-07 15:02:16,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515425817] [2021-08-07 15:02:16,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-07 15:02:16,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:16,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-07 15:02:16,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-07 15:02:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:16,295 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:16,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.666666666666666) internal successors, (114), 9 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:16,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:16,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:16,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:16,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:16,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:16,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:16,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:16,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:16,871 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-07 15:02:17,056 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 [2021-08-07 15:02:17,057 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:17,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:17,057 INFO L82 PathProgramCache]: Analyzing trace with hash -878787139, now seen corresponding path program 1 times [2021-08-07 15:02:17,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:17,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990275768] [2021-08-07 15:02:17,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:17,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-08-07 15:02:17,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:17,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990275768] [2021-08-07 15:02:17,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990275768] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:17,151 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:17,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-07 15:02:17,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140710796] [2021-08-07 15:02:17,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 15:02:17,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:17,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 15:02:17,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-07 15:02:17,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:17,155 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:17,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:17,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:17,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:17,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:17,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:17,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:17,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:17,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:17,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:02:17,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-07 15:02:17,314 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:17,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:17,315 INFO L82 PathProgramCache]: Analyzing trace with hash 332672489, now seen corresponding path program 1 times [2021-08-07 15:02:17,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:17,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884475797] [2021-08-07 15:02:17,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:17,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:17,547 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-07 15:02:17,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:17,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884475797] [2021-08-07 15:02:17,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884475797] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:17,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:17,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-07 15:02:17,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773771272] [2021-08-07 15:02:17,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-07 15:02:17,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:17,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-07 15:02:17,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-08-07 15:02:17,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:17,550 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:17,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.428571428571429) internal successors, (104), 14 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:17,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:17,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:17,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:17,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:17,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:02:17,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:18,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:18,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:18,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:18,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:18,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:02:18,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-07 15:02:18,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-07 15:02:18,597 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-07 15:02:18,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:18,597 INFO L82 PathProgramCache]: Analyzing trace with hash 141579653, now seen corresponding path program 2 times [2021-08-07 15:02:18,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:18,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501713893] [2021-08-07 15:02:18,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:18,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-07 15:02:18,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:18,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501713893] [2021-08-07 15:02:18,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501713893] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:18,892 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:18,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-08-07 15:02:18,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645339223] [2021-08-07 15:02:18,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-07 15:02:18,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:18,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-07 15:02:18,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-08-07 15:02:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:18,894 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:18,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.428571428571429) internal successors, (104), 14 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:18,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:18,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:18,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:18,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:18,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:02:18,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-08-07 15:02:18,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:19,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:19,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:02:19,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:19,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:19,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:02:19,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-07 15:02:19,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-07 15:02:19,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 15:02:19,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-07 15:02:19,723 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of2ForFork0 was SAFE (1/3) [2021-08-07 15:02:19,723 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 15:02:19,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:19,729 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 15:02:19,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2021-08-07 15:02:19,732 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 15:02:19,733 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=PARTIAL_ORDER_FA, 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 [2021-08-07 15:02:19,733 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-07 15:02:19,741 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:19,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:19,741 INFO L82 PathProgramCache]: Analyzing trace with hash 64105249, now seen corresponding path program 1 times [2021-08-07 15:02:19,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:19,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300912788] [2021-08-07 15:02:19,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:19,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:19,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:19,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:19,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300912788] [2021-08-07 15:02:19,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300912788] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:19,766 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:19,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 15:02:19,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557543781] [2021-08-07 15:02:19,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-07 15:02:19,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:19,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-07 15:02:19,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-07 15:02:19,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:19,768 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:19,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:19,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:19,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:19,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-07 15:02:19,772 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:19,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:19,773 INFO L82 PathProgramCache]: Analyzing trace with hash -441453376, now seen corresponding path program 1 times [2021-08-07 15:02:19,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:19,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053005011] [2021-08-07 15:02:19,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:19,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:19,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:19,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:19,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053005011] [2021-08-07 15:02:19,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053005011] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:19,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:19,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-07 15:02:19,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285426791] [2021-08-07 15:02:19,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 15:02:19,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:19,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 15:02:19,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 15:02:19,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:19,802 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:19,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:19,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:19,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:20,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:20,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:20,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-07 15:02:20,211 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:20,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:20,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1649358866, now seen corresponding path program 1 times [2021-08-07 15:02:20,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:20,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663213362] [2021-08-07 15:02:20,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:20,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:20,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:20,249 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663213362] [2021-08-07 15:02:20,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663213362] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:20,249 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284537263] [2021-08-07 15:02:20,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:20,250 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:20,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:20,253 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) [2021-08-07 15:02:20,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-07 15:02:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:20,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-07 15:02:20,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:20,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284537263] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:20,879 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:20,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-07 15:02:20,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342751290] [2021-08-07 15:02:20,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 15:02:20,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:20,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 15:02:20,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-07 15:02:20,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:20,882 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:20,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:20,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:24,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:24,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:24,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:24,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-07 15:02:24,508 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,SelfDestructingSolverStorable16 [2021-08-07 15:02:24,509 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:24,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:24,644 INFO L82 PathProgramCache]: Analyzing trace with hash 2109722619, now seen corresponding path program 1 times [2021-08-07 15:02:24,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:24,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989451779] [2021-08-07 15:02:24,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:24,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:24,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:24,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989451779] [2021-08-07 15:02:24,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989451779] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:24,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482250978] [2021-08-07 15:02:24,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:24,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:24,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:24,753 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) [2021-08-07 15:02:24,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-07 15:02:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:25,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-07 15:02:25,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:25,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:25,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482250978] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:25,460 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:25,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-07 15:02:25,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940141765] [2021-08-07 15:02:25,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-07 15:02:25,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:25,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-07 15:02:25,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-07 15:02:25,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,463 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:25,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:25,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:25,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:25,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:25,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-07 15:02:25,541 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-07 15:02:25,728 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,SelfDestructingSolverStorable17 [2021-08-07 15:02:25,729 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:25,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:25,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1639511444, now seen corresponding path program 1 times [2021-08-07 15:02:25,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:25,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807666676] [2021-08-07 15:02:25,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:25,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 15:02:25,746 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-07 15:02:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-07 15:02:25,776 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-07 15:02:25,776 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-07 15:02:25,776 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 15:02:25,780 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 15:02:25,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-07 15:02:25,782 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/3) [2021-08-07 15:02:25,782 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-07 15:02:25,782 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-08-07 15:02:25,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,799 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,802 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,804 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,814 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,815 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,816 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,817 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,818 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,819 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,825 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,826 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,826 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,827 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,828 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 15:02:25,832 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-07 15:02:25,834 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 15:02:25,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:25,835 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 15:02:25,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2021-08-07 15:02:25,838 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 15:02:25,839 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=PARTIAL_ORDER_FA, 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 [2021-08-07 15:02:25,839 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-07 15:02:25,842 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:25,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:25,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1433339103, now seen corresponding path program 1 times [2021-08-07 15:02:25,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:25,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473156601] [2021-08-07 15:02:25,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:25,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:25,864 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:25,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473156601] [2021-08-07 15:02:25,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473156601] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:25,865 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:25,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 15:02:25,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000681822] [2021-08-07 15:02:25,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-07 15:02:25,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:25,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-07 15:02:25,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-07 15:02:25,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,866 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:25,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:25,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-07 15:02:25,867 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:25,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:25,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1938897728, now seen corresponding path program 1 times [2021-08-07 15:02:25,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:25,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450172557] [2021-08-07 15:02:25,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:25,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:25,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:25,894 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:25,894 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450172557] [2021-08-07 15:02:25,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450172557] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:02:25,894 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:02:25,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-07 15:02:25,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118458437] [2021-08-07 15:02:25,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 15:02:25,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:25,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 15:02:25,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 15:02:25,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,896 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:25,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:25,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:25,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:26,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:26,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:26,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-07 15:02:26,256 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:26,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:26,257 INFO L82 PathProgramCache]: Analyzing trace with hash -179897034, now seen corresponding path program 1 times [2021-08-07 15:02:26,257 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:26,257 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902307271] [2021-08-07 15:02:26,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:26,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:26,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:26,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:26,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902307271] [2021-08-07 15:02:26,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902307271] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:26,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123953429] [2021-08-07 15:02:26,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:26,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:26,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:26,326 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) [2021-08-07 15:02:26,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-07 15:02:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:26,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-07 15:02:26,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:27,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123953429] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:27,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:27,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-07 15:02:27,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137441781] [2021-08-07 15:02:27,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 15:02:27,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:27,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 15:02:27,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-07 15:02:27,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:27,070 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:27,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:27,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:27,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:27,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:29,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:29,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:29,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:29,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-07 15:02:30,102 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,SelfDestructingSolverStorable21 [2021-08-07 15:02:30,102 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-07 15:02:30,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:02:30,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1069191029, now seen corresponding path program 1 times [2021-08-07 15:02:30,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:02:30,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598899024] [2021-08-07 15:02:30,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:30,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:02:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:30,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:30,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:02:30,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598899024] [2021-08-07 15:02:30,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598899024] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:30,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978992988] [2021-08-07 15:02:30,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:02:30,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:02:30,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:02:30,181 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:02:30,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-07 15:02:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:02:30,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-07 15:02:30,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:02:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:02:30,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978992988] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:02:30,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:02:30,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-07 15:02:30,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573609456] [2021-08-07 15:02:30,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-07 15:02:30,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:02:30,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-07 15:02:30,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-07 15:02:30,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:30,928 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:02:30,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:02:30,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:02:30,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:02:30,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:02:30,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.