/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-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 13:56:58,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 13:56:58,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 13:56:58,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 13:56:58,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 13:56:58,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 13:56:58,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 13:56:58,727 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-Persistent-NoLbe.epf [2021-08-22 13:56:58,756 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 13:56:58,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 13:56:58,756 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 13:56:58,756 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 13:56:58,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 13:56:58,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 13:56:58,759 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 13:56:58,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 13:56:58,759 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 13:56:58,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 13:56:58,760 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 13:56:58,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 13:56:58,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 13:56:58,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 13:56:58,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 13:56:58,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 13:56:58,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 13:56:58,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 13:56:58,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 13:56:58,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 13:56:58,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 13:56:58,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 13:56:58,762 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 13:56:58,762 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 13:56:58,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 13:56:58,762 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-22 13:56:58,762 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-08-22 13:56:58,762 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 13:56:59,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 13:56:59,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 13:56:59,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 13:56:59,019 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 13:56:59,021 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 13:56:59,022 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-08-22 13:56:59,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58433ec47/1c1318b9734a4556a35c3e23431a892d/FLAG136223c24 [2021-08-22 13:56:59,512 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 13:56:59,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2021-08-22 13:56:59,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58433ec47/1c1318b9734a4556a35c3e23431a892d/FLAG136223c24 [2021-08-22 13:56:59,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58433ec47/1c1318b9734a4556a35c3e23431a892d [2021-08-22 13:56:59,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 13:56:59,544 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 13:56:59,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 13:56:59,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 13:56:59,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 13:56:59,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:56:59" (1/1) ... [2021-08-22 13:56:59,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47781380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:56:59, skipping insertion in model container [2021-08-22 13:56:59,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:56:59" (1/1) ... [2021-08-22 13:56:59,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 13:56:59,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 13:56:59,924 WARN L228 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_72-funloop_hard_racing.i[41060,41073] [2021-08-22 13:56:59,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 13:56:59,952 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 13:56:59,973 WARN L228 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_72-funloop_hard_racing.i[41060,41073] [2021-08-22 13:56:59,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 13:57:00,025 INFO L208 MainTranslator]: Completed translation [2021-08-22 13:57:00,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00 WrapperNode [2021-08-22 13:57:00,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 13:57:00,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 13:57:00,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 13:57:00,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 13:57:00,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 13:57:00,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 13:57:00,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 13:57:00,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 13:57:00,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 13:57:00,110 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 13:57:00,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 13:57:00,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 13:57:00,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (1/1) ... [2021-08-22 13:57:00,114 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 13:57:00,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:00,129 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) [2021-08-22 13:57:00,132 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 [2021-08-22 13:57:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 13:57:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 13:57:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-22 13:57:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 13:57:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-22 13:57:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-08-22 13:57:00,169 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-08-22 13:57:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 13:57:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 13:57:00,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 13:57:00,170 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 13:57:00,795 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 13:57:00,795 INFO L299 CfgBuilder]: Removed 49 assume(true) statements. [2021-08-22 13:57:00,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:57:00 BoogieIcfgContainer [2021-08-22 13:57:00,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 13:57:00,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 13:57:00,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 13:57:00,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 13:57:00,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 01:56:59" (1/3) ... [2021-08-22 13:57:00,800 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b7ff369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:57:00, skipping insertion in model container [2021-08-22 13:57:00,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:57:00" (2/3) ... [2021-08-22 13:57:00,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b7ff369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:57:00, skipping insertion in model container [2021-08-22 13:57:00,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:57:00" (3/3) ... [2021-08-22 13:57:00,802 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_72-funloop_hard_racing.i [2021-08-22 13:57:00,805 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 13:57:00,805 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 13:57:00,805 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-22 13:57:00,805 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 13:57:00,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,834 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,834 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,834 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,835 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,836 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,837 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,838 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,839 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,840 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,841 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,842 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,843 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,844 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,845 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,846 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,847 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,848 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,849 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,849 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,852 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,854 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,854 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,854 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,855 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,856 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,856 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,856 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,856 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,856 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,856 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,856 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 13:57:00,860 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-22 13:57:00,886 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 13:57:00,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:00,889 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) [2021-08-22 13:57:00,900 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 [2021-08-22 13:57:00,916 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-08-22 13:57:00,920 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 [2021-08-22 13:57:00,920 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-22 13:57:01,323 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:01,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:01,326 INFO L82 PathProgramCache]: Analyzing trace with hash 1222371840, now seen corresponding path program 1 times [2021-08-22 13:57:01,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:01,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311187169] [2021-08-22 13:57:01,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:01,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2021-08-22 13:57:01,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:01,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311187169] [2021-08-22 13:57:01,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311187169] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 13:57:01,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 13:57:01,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-22 13:57:01,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76966815] [2021-08-22 13:57:01,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-22 13:57:01,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:01,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-22 13:57:01,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-22 13:57:01,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:01,558 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:01,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 41.5) internal successors, (83), 2 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:57:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:01,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:01,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 13:57:01,579 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:01,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:01,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1644691711, now seen corresponding path program 1 times [2021-08-22 13:57:01,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:01,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585654141] [2021-08-22 13:57:01,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:01,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:01,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2021-08-22 13:57:01,703 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:01,703 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585654141] [2021-08-22 13:57:01,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585654141] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 13:57:01,703 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 13:57:01,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 13:57:01,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27738681] [2021-08-22 13:57:01,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 13:57:01,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:01,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 13:57:01,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 13:57:01,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:01,706 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:01,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:57:01,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:01,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:01,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:01,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:01,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 13:57:01,741 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:01,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:01,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1432643760, now seen corresponding path program 1 times [2021-08-22 13:57:01,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:01,742 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802666267] [2021-08-22 13:57:01,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:01,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2021-08-22 13:57:01,876 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:01,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802666267] [2021-08-22 13:57:01,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802666267] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:01,876 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908954363] [2021-08-22 13:57:01,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:01,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:01,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:01,878 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) [2021-08-22 13:57:01,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 13:57:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:02,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-22 13:57:02,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:57:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 672 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2021-08-22 13:57:03,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908954363] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 13:57:03,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-22 13:57:03,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-22 13:57:03,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892483003] [2021-08-22 13:57:03,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 13:57:03,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:03,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 13:57:03,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-22 13:57:03,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:03,743 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:03,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:57:03,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:03,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:03,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:03,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:03,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:03,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:03,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-22 13:57:03,985 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 [2021-08-22 13:57:03,986 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:03,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:03,986 INFO L82 PathProgramCache]: Analyzing trace with hash -764703590, now seen corresponding path program 1 times [2021-08-22 13:57:03,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:03,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194073360] [2021-08-22 13:57:03,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:03,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:04,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2021-08-22 13:57:04,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:04,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194073360] [2021-08-22 13:57:04,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194073360] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:04,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494438980] [2021-08-22 13:57:04,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:04,063 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:04,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:04,064 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 13:57:04,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 13:57:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:04,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-22 13:57:04,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:57:05,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2021-08-22 13:57:05,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494438980] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:05,793 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:57:05,793 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-22 13:57:05,793 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885365415] [2021-08-22 13:57:05,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 13:57:05,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:05,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 13:57:05,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-22 13:57:05,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:05,794 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:05,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:57:05,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:05,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:05,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:05,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:05,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:05,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:05,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:05,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:05,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 13:57:06,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:06,062 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:06,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:06,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1983820919, now seen corresponding path program 2 times [2021-08-22 13:57:06,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:06,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761758853] [2021-08-22 13:57:06,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:06,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 694 proven. 316 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-08-22 13:57:06,210 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:06,210 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761758853] [2021-08-22 13:57:06,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761758853] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:06,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704578301] [2021-08-22 13:57:06,211 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 13:57:06,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:06,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:06,213 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) [2021-08-22 13:57:06,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 13:57:06,844 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 13:57:06,845 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 13:57:06,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-22 13:57:06,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:57:08,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2021-08-22 13:57:08,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704578301] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:08,093 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:57:08,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-08-22 13:57:08,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63364809] [2021-08-22 13:57:08,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-22 13:57:08,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:08,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-22 13:57:08,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-08-22 13:57:08,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:08,097 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:08,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 21.7) internal successors, (217), 10 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:57:08,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:08,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:08,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:08,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:08,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:08,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:08,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:08,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:08,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:08,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:08,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-22 13:57:08,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:08,517 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:08,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:08,517 INFO L82 PathProgramCache]: Analyzing trace with hash 182599160, now seen corresponding path program 1 times [2021-08-22 13:57:08,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:08,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742961009] [2021-08-22 13:57:08,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:08,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:08,652 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:08,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742961009] [2021-08-22 13:57:08,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742961009] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:08,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [104904982] [2021-08-22 13:57:08,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:08,652 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:08,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:08,653 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 13:57:08,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-22 13:57:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:09,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-22 13:57:09,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:57:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:10,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [104904982] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:10,669 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:57:10,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-22 13:57:10,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340786110] [2021-08-22 13:57:10,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-22 13:57:10,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:10,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-22 13:57:10,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-22 13:57:10,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:10,670 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:10,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:57:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:10,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:10,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:10,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:10,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:10,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:10,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:10,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:10,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:10,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:57:10,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-22 13:57:11,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:11,013 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:11,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:11,013 INFO L82 PathProgramCache]: Analyzing trace with hash 438656551, now seen corresponding path program 2 times [2021-08-22 13:57:11,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:11,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111043159] [2021-08-22 13:57:11,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:11,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:11,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:11,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:11,170 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111043159] [2021-08-22 13:57:11,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111043159] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:11,170 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675645406] [2021-08-22 13:57:11,170 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 13:57:11,170 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:11,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:11,173 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) [2021-08-22 13:57:11,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-22 13:57:12,113 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 13:57:12,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 13:57:12,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 13:57:12,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:57:13,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:13,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675645406] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:13,410 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:57:13,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-08-22 13:57:13,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870038126] [2021-08-22 13:57:13,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 13:57:13,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:13,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 13:57:13,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-22 13:57:13,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:13,412 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:13,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.0) internal successors, (104), 13 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) [2021-08-22 13:57:13,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:13,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:13,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:13,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:13,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:13,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:57:13,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:13,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:13,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:13,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:13,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:13,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:13,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:57:13,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:57:13,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-22 13:57:13,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:13,799 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:13,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:13,800 INFO L82 PathProgramCache]: Analyzing trace with hash 134873944, now seen corresponding path program 3 times [2021-08-22 13:57:13,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:13,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103116861] [2021-08-22 13:57:13,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:13,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:13,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1355 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:13,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:13,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103116861] [2021-08-22 13:57:13,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103116861] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:13,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971296052] [2021-08-22 13:57:13,973 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 13:57:13,973 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:13,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:13,974 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) [2021-08-22 13:57:13,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-22 13:57:20,554 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-08-22 13:57:20,554 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 13:57:20,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-22 13:57:20,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:57:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1355 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:21,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971296052] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:21,824 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:57:21,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-08-22 13:57:21,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730475822] [2021-08-22 13:57:21,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-22 13:57:21,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:21,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-22 13:57:21,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-08-22 13:57:21,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:21,825 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:21,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.266666666666667) internal successors, (109), 15 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:57:21,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:22,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:57:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:57:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:57:22,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-22 13:57:22,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:22,214 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:22,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:22,215 INFO L82 PathProgramCache]: Analyzing trace with hash 199357639, now seen corresponding path program 4 times [2021-08-22 13:57:22,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:22,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424416089] [2021-08-22 13:57:22,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:22,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:22,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:22,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424416089] [2021-08-22 13:57:22,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424416089] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:22,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460142072] [2021-08-22 13:57:22,409 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-22 13:57:22,409 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:22,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:22,410 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 13:57:22,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-22 13:57:23,671 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-22 13:57:23,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 13:57:23,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-22 13:57:23,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:57:24,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:24,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460142072] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:24,913 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:57:24,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-08-22 13:57:24,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197438314] [2021-08-22 13:57:24,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-22 13:57:24,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:57:24,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-22 13:57:24,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-08-22 13:57:24,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:24,914 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:57:24,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.705882352941177) internal successors, (114), 17 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) [2021-08-22 13:57:24,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:24,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:57:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:57:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:57:24,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:57:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:57:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 13:57:25,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-22 13:57:25,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-08-22 13:57:25,353 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:57:25,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:57:25,353 INFO L82 PathProgramCache]: Analyzing trace with hash -742223688, now seen corresponding path program 5 times [2021-08-22 13:57:25,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:57:25,354 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404477139] [2021-08-22 13:57:25,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:57:25,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:57:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:57:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:57:25,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:57:25,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404477139] [2021-08-22 13:57:25,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404477139] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:57:25,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281596529] [2021-08-22 13:57:25,600 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-22 13:57:25,601 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:57:25,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:57:25,601 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) [2021-08-22 13:57:25,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-22 13:58:14,351 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-22 13:58:14,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 13:58:14,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-22 13:58:14,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:58:15,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:58:15,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1281596529] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:58:15,647 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:58:15,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-08-22 13:58:15,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190484710] [2021-08-22 13:58:15,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 13:58:15,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:58:15,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 13:58:15,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-08-22 13:58:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:15,649 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:58:15,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.2631578947368425) internal successors, (119), 19 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 13:58:15,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:58:15,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 13:58:15,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 13:58:15,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-22 13:58:16,132 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,SelfDestructingSolverStorable9 [2021-08-22 13:58:16,133 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:58:16,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:58:16,133 INFO L82 PathProgramCache]: Analyzing trace with hash 306889575, now seen corresponding path program 6 times [2021-08-22 13:58:16,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:58:16,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369725601] [2021-08-22 13:58:16,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:58:16,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:58:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:58:16,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1448 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:58:16,398 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:58:16,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369725601] [2021-08-22 13:58:16,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369725601] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:58:16,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258560129] [2021-08-22 13:58:16,398 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-22 13:58:16,398 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:58:16,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:58:16,403 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) [2021-08-22 13:58:16,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-22 13:58:40,242 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-08-22 13:58:40,242 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 13:58:40,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-22 13:58:40,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:58:41,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1448 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:58:41,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258560129] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:58:41,547 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:58:41,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-08-22 13:58:41,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384252894] [2021-08-22 13:58:41,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-22 13:58:41,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:58:41,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-22 13:58:41,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-08-22 13:58:41,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:41,549 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:58:41,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.904761904761905) internal successors, (124), 21 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:58:41,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 13:58:41,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 13:58:41,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:41,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:41,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 13:58:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 13:58:41,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 13:58:41,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-22 13:58:42,105 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,SelfDestructingSolverStorable10 [2021-08-22 13:58:42,105 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:58:42,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:58:42,106 INFO L82 PathProgramCache]: Analyzing trace with hash 632415768, now seen corresponding path program 7 times [2021-08-22 13:58:42,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:58:42,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514241607] [2021-08-22 13:58:42,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:58:42,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:58:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:58:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1489 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:58:42,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 13:58:42,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514241607] [2021-08-22 13:58:42,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514241607] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:58:42,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294926381] [2021-08-22 13:58:42,392 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-22 13:58:42,392 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 13:58:42,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 13:58:42,401 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-22 13:58:42,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-22 13:58:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 13:58:44,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-22 13:58:44,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 13:58:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1489 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-08-22 13:58:45,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294926381] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 13:58:45,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 13:58:45,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-08-22 13:58:45,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549333427] [2021-08-22 13:58:45,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-22 13:58:45,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 13:58:45,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-22 13:58:45,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-08-22 13:58:45,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:45,586 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 13:58:45,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.608695652173913) internal successors, (129), 23 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-08-22 13:58:45,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-22 13:58:45,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-08-22 13:58:45,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 13:58:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-22 13:58:45,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-22 13:58:45,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-22 13:58:46,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-22 13:58:46,189 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-22 13:58:46,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 13:58:46,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1299827207, now seen corresponding path program 8 times [2021-08-22 13:58:46,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 13:58:46,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809580339] [2021-08-22 13:58:46,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 13:58:46,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 13:58:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-08-22 14:08:12,509 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,520 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,521 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,527 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 14:08:12,530 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 14:08:12,531 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,532 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,532 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,533 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,545 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,553 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,554 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,555 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,556 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,556 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,557 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,558 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,558 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,559 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,560 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,560 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,561 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,561 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,562 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,563 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,563 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,564 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,565 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,565 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,566 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,567 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,567 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,568 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,569 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,569 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,570 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,570 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,571 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,572 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,572 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,573 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,574 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,575 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,576 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,577 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,578 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,579 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,580 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,581 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,583 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,584 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,601 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,602 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,603 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,604 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,604 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,605 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,606 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,607 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,608 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,608 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,609 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,611 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,612 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,612 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,613 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,614 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,615 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,616 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,623 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,624 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,625 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,626 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,626 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,627 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,628 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,629 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,644 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,645 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,646 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,647 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,648 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,649 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,650 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,652 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,653 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,654 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,655 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,655 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,658 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,659 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,660 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,661 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,662 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,663 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,664 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,665 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,666 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,683 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,684 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,702 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,703 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,704 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,705 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,718 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,728 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,729 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,729 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,729 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,729 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,729 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,730 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,730 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,730 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,730 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,730 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,730 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-08-22 14:08:12,734 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 14:08:12,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-22 14:08:12,753 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 413 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 411 interpolants. [2021-08-22 14:08:12,763 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was TIMEOUT (1/2) [2021-08-22 14:08:12,765 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 14:08:12,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 14:08:12,766 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 14:08:12,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2021-08-22 14:08:12,767 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 14:08:12,769 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-22 14:08:12,769 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 [2021-08-22 14:08:12,769 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-22 14:08:12,769 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. [2021-08-22 14:08:12,769 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 14:08:12,769 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 14:08:12,770 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 14:08:12,770 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT,TIMEOUT (2/2) [2021-08-22 14:08:12,771 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 14:08:12,771 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 14:08:12,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 02:08:12 BasicIcfg [2021-08-22 14:08:12,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 14:08:12,773 INFO L168 Benchmark]: Toolchain (without parser) took 673228.56 ms. Allocated memory was 212.9 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 175.0 MB in the beginning and 322.0 MB in the end (delta: -147.0 MB). Peak memory consumption was 2.9 GB. Max. memory is 8.0 GB. [2021-08-22 14:08:12,773 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 212.9 MB. Free memory is still 194.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 14:08:12,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.62 ms. Allocated memory is still 212.9 MB. Free memory was 174.8 MB in the beginning and 176.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. [2021-08-22 14:08:12,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.76 ms. Allocated memory is still 212.9 MB. Free memory was 176.2 MB in the beginning and 173.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 14:08:12,774 INFO L168 Benchmark]: Boogie Preprocessor took 41.51 ms. Allocated memory is still 212.9 MB. Free memory was 173.4 MB in the beginning and 170.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 14:08:12,774 INFO L168 Benchmark]: RCFGBuilder took 686.90 ms. Allocated memory is still 212.9 MB. Free memory was 170.6 MB in the beginning and 127.3 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.0 MB. Max. memory is 8.0 GB. [2021-08-22 14:08:12,774 INFO L168 Benchmark]: TraceAbstraction took 671974.34 ms. Allocated memory was 212.9 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 126.5 MB in the beginning and 322.0 MB in the end (delta: -195.4 MB). Peak memory consumption was 2.9 GB. Max. memory is 8.0 GB. [2021-08-22 14:08:12,775 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 212.9 MB. Free memory is still 194.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 479.62 ms. Allocated memory is still 212.9 MB. Free memory was 174.8 MB in the beginning and 176.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 12.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 40.76 ms. Allocated memory is still 212.9 MB. Free memory was 176.2 MB in the beginning and 173.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 41.51 ms. Allocated memory is still 212.9 MB. Free memory was 173.4 MB in the beginning and 170.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 686.90 ms. Allocated memory is still 212.9 MB. Free memory was 170.6 MB in the beginning and 127.3 MB in the end (delta: 43.3 MB). Peak memory consumption was 43.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 671974.34 ms. Allocated memory was 212.9 MB in the beginning and 3.3 GB in the end (delta: 3.1 GB). Free memory was 126.5 MB in the beginning and 322.0 MB in the end (delta: -195.4 MB). Peak memory consumption was 2.9 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8609, positive: 8547, positive conditional: 0, positive unconditional: 8547, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8609, positive: 8519, positive conditional: 0, positive unconditional: 8519, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 90, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 276, positive: 138, positive conditional: 0, positive unconditional: 138, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14177, positive: 5568, positive conditional: 0, positive unconditional: 5568, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8609, unknown conditional: 0, unknown unconditional: 8609] , Statistics on independence cache: Total cache size (in pairs): 8609, Positive cache size: 8547, Positive conditional cache size: 0, Positive unconditional cache size: 8547, Negative cache size: 62, Negative conditional cache size: 0, Negative unconditional cache size: 62, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 384, Number of persistent set computation: 625, Number of trivial persistent sets: 197, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14177, positive: 14115, positive conditional: 0, positive unconditional: 14115, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8609, positive: 8547, positive conditional: 0, positive unconditional: 8547, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8609, positive: 8519, positive conditional: 0, positive unconditional: 8519, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 90, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 276, positive: 138, positive conditional: 0, positive unconditional: 138, negative: 138, negative conditional: 0, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14177, positive: 5568, positive conditional: 0, positive unconditional: 5568, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8609, unknown conditional: 0, unknown unconditional: 8609] , Statistics on independence cache: Total cache size (in pairs): 8609, Positive cache size: 8547, Positive conditional cache size: 0, Positive unconditional cache size: 8547, Negative cache size: 62, Negative conditional cache size: 0, Negative unconditional cache size: 62, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 0, Number of persistent set computation: 0, Number of trivial persistent sets: 0, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 922]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 413 with TraceHistMax 10,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 411 interpolants. - TimeoutResultAtElement [Line: 922]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 922]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 946]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 249 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 671878.5ms, OverallIterations: 13, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.7ms, PartialOrderReductionTime: 2435.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 174, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 669.2ms SsaConstructionTime, 76281.7ms SatisfiabilityAnalysisTime, 14726.1ms InterpolantComputationTime, 8424 NumberOfCodeBlocks, 8354 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 8402 ConstructedInterpolants, 0 QuantifiedInterpolants, 9798 SizeOfPredicates, 90 NumberOfNonLiveVariables, 6873 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 22 InterpolantComputations, 3 PerfectInterpolantSequences, 28268/29868 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 249 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 5.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2021-08-22 14:08:12,828 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Ended with exit code 0 [2021-08-22 14:08:13,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-22 14:08:13,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 !ENTRY org.eclipse.osgi 4 0 2021-08-22 14:08:13.416 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58433ec47/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438)