/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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-23 00:52:28,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-23 00:52:28,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-23 00:52:28,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-23 00:52:28,892 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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-08-23 00:52:28,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-23 00:52:28,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-23 00:52:28,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-23 00:52:28,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-23 00:52:28,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-23 00:52:28,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-23 00:52:28,926 INFO L138 SettingsManager]: * Use SBE=true [2021-08-23 00:52:28,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-23 00:52:28,927 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-23 00:52:28,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-23 00:52:28,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-23 00:52:28,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-23 00:52:28,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-23 00:52:28,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-23 00:52:28,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-23 00:52:28,928 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-23 00:52:28,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-23 00:52:28,928 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-23 00:52:28,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-23 00:52:28,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-23 00:52:28,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-23 00:52:28,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-23 00:52:28,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-23 00:52:28,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 00:52:28,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-23 00:52:28,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-23 00:52:28,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-23 00:52:28,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-23 00:52:28,930 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-08-23 00:52:28,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-23 00:52:28,930 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-23 00:52:28,930 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-23 00:52:28,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-23 00:52:28,931 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-23 00:52:28,931 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-23 00:52:28,931 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-23 00:52:29,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-23 00:52:29,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-23 00:52:29,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-23 00:52:29,239 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-23 00:52:29,240 INFO L275 PluginConnector]: CDTParser initialized [2021-08-23 00:52:29,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2021-08-23 00:52:29,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/610fee437/fcbbb51342b34e4a875653c573d4bd76/FLAG56b35a6e4 [2021-08-23 00:52:29,790 INFO L306 CDTParser]: Found 1 translation units. [2021-08-23 00:52:29,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing.i [2021-08-23 00:52:29,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/610fee437/fcbbb51342b34e4a875653c573d4bd76/FLAG56b35a6e4 [2021-08-23 00:52:30,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/610fee437/fcbbb51342b34e4a875653c573d4bd76 [2021-08-23 00:52:30,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-23 00:52:30,326 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-23 00:52:30,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-23 00:52:30,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-23 00:52:30,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-23 00:52:30,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:30,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448bb477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30, skipping insertion in model container [2021-08-23 00:52:30,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:30,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-23 00:52:30,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-23 00:52:30,730 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_78-equ_racing.i[46775,46788] [2021-08-23 00:52:30,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 00:52:30,816 INFO L203 MainTranslator]: Completed pre-run [2021-08-23 00:52:30,867 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_78-equ_racing.i[46775,46788] [2021-08-23 00:52:30,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 00:52:30,952 INFO L208 MainTranslator]: Completed translation [2021-08-23 00:52:30,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30 WrapperNode [2021-08-23 00:52:30,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-23 00:52:30,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-23 00:52:30,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-23 00:52:30,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-23 00:52:30,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:30,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-23 00:52:31,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-23 00:52:31,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-23 00:52:31,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-23 00:52:31,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-23 00:52:31,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-23 00:52:31,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-23 00:52:31,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-23 00:52:31,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (1/1) ... [2021-08-23 00:52:31,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 00:52:31,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:31,118 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) [2021-08-23 00:52:31,142 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 [2021-08-23 00:52:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-23 00:52:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-23 00:52:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-23 00:52:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-23 00:52:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-23 00:52:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-08-23 00:52:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-08-23 00:52:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-23 00:52:31,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-23 00:52:31,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-23 00:52:31,160 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-23 00:52:31,620 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-23 00:52:31,620 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-08-23 00:52:31,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 12:52:31 BoogieIcfgContainer [2021-08-23 00:52:31,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-23 00:52:31,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-23 00:52:31,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-23 00:52:31,625 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-23 00:52:31,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 12:52:30" (1/3) ... [2021-08-23 00:52:31,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1004ff82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 12:52:31, skipping insertion in model container [2021-08-23 00:52:31,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:52:30" (2/3) ... [2021-08-23 00:52:31,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1004ff82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 12:52:31, skipping insertion in model container [2021-08-23 00:52:31,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 12:52:31" (3/3) ... [2021-08-23 00:52:31,627 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_78-equ_racing.i [2021-08-23 00:52:31,631 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-23 00:52:31,631 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-23 00:52:31,632 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-23 00:52:31,632 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-23 00:52:31,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,657 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,658 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,658 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,658 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,658 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,658 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,659 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,660 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,661 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,662 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,663 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,664 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,665 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,666 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,666 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,666 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,667 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,668 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,668 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,668 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,669 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,669 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,670 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,673 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,673 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,674 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,675 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,675 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:31,680 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-08-23 00:52:31,715 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:52:31,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:31,720 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) [2021-08-23 00:52:31,738 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 [2021-08-23 00:52:31,758 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-08-23 00:52:31,766 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 [2021-08-23 00:52:31,766 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 00:52:32,113 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:32,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:32,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1717026554, now seen corresponding path program 1 times [2021-08-23 00:52:32,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:32,126 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165754021] [2021-08-23 00:52:32,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:32,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-08-23 00:52:32,380 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:32,380 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165754021] [2021-08-23 00:52:32,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165754021] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:32,381 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:32,381 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 00:52:32,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808213930] [2021-08-23 00:52:32,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 00:52:32,387 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:32,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 00:52:32,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 00:52:32,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:32,399 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:32,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 67.5) internal successors, (135), 2 states have internal predecessors, (135), 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) [2021-08-23 00:52:32,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:32,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-23 00:52:32,810 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:32,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:32,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1820234055, now seen corresponding path program 1 times [2021-08-23 00:52:32,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:32,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892621795] [2021-08-23 00:52:32,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:32,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:32,933 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:32,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892621795] [2021-08-23 00:52:32,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892621795] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:32,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189002599] [2021-08-23 00:52:32,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:32,934 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:32,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:32,936 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) [2021-08-23 00:52:32,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-23 00:52:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:33,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 00:52:33,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:33,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:33,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189002599] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:33,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:33,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-23 00:52:33,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626133957] [2021-08-23 00:52:33,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 00:52:33,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:33,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 00:52:33,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-23 00:52:33,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:33,501 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:33,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:33,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:33,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:33,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:33,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:33,590 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-23 00:52:33,784 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,SelfDestructingSolverStorable1 [2021-08-23 00:52:33,785 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:33,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:33,786 INFO L82 PathProgramCache]: Analyzing trace with hash -150628375, now seen corresponding path program 1 times [2021-08-23 00:52:33,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:33,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611065391] [2021-08-23 00:52:33,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:33,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-23 00:52:33,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:33,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611065391] [2021-08-23 00:52:33,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611065391] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:33,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778499382] [2021-08-23 00:52:33,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:33,969 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:33,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:33,973 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) [2021-08-23 00:52:34,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-23 00:52:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:34,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-23 00:52:34,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:34,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:52:34,493 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:52:34,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:52:34,554 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-08-23 00:52:34,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-08-23 00:52:34,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-08-23 00:52:34,685 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:34,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1778499382] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:34,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:34,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-08-23 00:52:34,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332141524] [2021-08-23 00:52:34,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 00:52:34,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:34,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 00:52:34,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-08-23 00:52:34,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:34,689 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:34,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.090909090909092) internal successors, (100), 11 states have internal predecessors, (100), 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) [2021-08-23 00:52:34,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:34,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:34,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:34,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:34,922 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:52:34,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:35,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:35,146 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2021-08-23 00:52:35,149 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:52:35,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:35,152 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:52:35,163 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 00:52:35,164 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 [2021-08-23 00:52:35,164 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 00:52:35,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2021-08-23 00:52:35,170 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:35,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:35,170 INFO L82 PathProgramCache]: Analyzing trace with hash -784252127, now seen corresponding path program 1 times [2021-08-23 00:52:35,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:35,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250414276] [2021-08-23 00:52:35,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:35,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:35,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:35,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:35,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250414276] [2021-08-23 00:52:35,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250414276] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:35,208 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:35,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 00:52:35,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132483475] [2021-08-23 00:52:35,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 00:52:35,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:35,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 00:52:35,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 00:52:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:35,209 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:35,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:35,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:35,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:35,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-23 00:52:35,216 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:35,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:35,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1289810752, now seen corresponding path program 1 times [2021-08-23 00:52:35,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:35,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737482669] [2021-08-23 00:52:35,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:35,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:35,256 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:35,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737482669] [2021-08-23 00:52:35,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737482669] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:35,257 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:35,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:52:35,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689924224] [2021-08-23 00:52:35,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:52:35,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:35,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:52:35,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:52:35,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:35,259 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:35,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:35,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:35,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:35,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:35,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:35,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-23 00:52:35,482 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:35,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:35,482 INFO L82 PathProgramCache]: Analyzing trace with hash 1188712918, now seen corresponding path program 1 times [2021-08-23 00:52:35,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:35,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988541484] [2021-08-23 00:52:35,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:35,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:35,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:35,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988541484] [2021-08-23 00:52:35,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988541484] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:35,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660192784] [2021-08-23 00:52:35,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:35,541 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:35,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:35,549 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) [2021-08-23 00:52:35,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-23 00:52:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:35,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-23 00:52:35,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:35,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-23 00:52:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-23 00:52:36,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1660192784] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:36,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-23 00:52:36,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-23 00:52:36,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57625716] [2021-08-23 00:52:36,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:52:36,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:36,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:52:36,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-23 00:52:36,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,034 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:36,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 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) [2021-08-23 00:52:36,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:36,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:36,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:36,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:36,272 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 [2021-08-23 00:52:36,273 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:36,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:36,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1733666943, now seen corresponding path program 1 times [2021-08-23 00:52:36,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:36,274 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752261280] [2021-08-23 00:52:36,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:36,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:36,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:36,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:36,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752261280] [2021-08-23 00:52:36,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752261280] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:36,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30129684] [2021-08-23 00:52:36,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:36,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:36,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:36,320 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) [2021-08-23 00:52:36,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-23 00:52:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:36,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 00:52:36,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:36,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:36,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30129684] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:36,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:36,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-23 00:52:36,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922427515] [2021-08-23 00:52:36,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 00:52:36,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:36,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 00:52:36,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-23 00:52:36,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,806 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:36,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:36,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:36,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:36,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:36,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:36,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:36,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:37,060 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 [2021-08-23 00:52:37,061 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:37,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:37,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1471924497, now seen corresponding path program 1 times [2021-08-23 00:52:37,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:37,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079672980] [2021-08-23 00:52:37,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:37,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 00:52:37,081 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 00:52:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 00:52:37,123 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 00:52:37,123 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 00:52:37,123 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 00:52:37,124 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:52:37,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-23 00:52:37,125 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2021-08-23 00:52:37,126 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 00:52:37,126 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-08-23 00:52:37,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,142 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,150 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:52:37,165 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-23 00:52:37,166 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:52:37,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:37,167 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:52:37,174 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2021-08-23 00:52:37,175 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 [2021-08-23 00:52:37,175 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 00:52:37,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2021-08-23 00:52:37,322 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:37,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:37,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1226853704, now seen corresponding path program 1 times [2021-08-23 00:52:37,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:37,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535984986] [2021-08-23 00:52:37,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:37,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-08-23 00:52:37,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:37,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535984986] [2021-08-23 00:52:37,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535984986] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:37,350 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:37,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 00:52:37,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122663971] [2021-08-23 00:52:37,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 00:52:37,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:37,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 00:52:37,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 00:52:37,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:37,351 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:37,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 67.5) internal successors, (135), 2 states have internal predecessors, (135), 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) [2021-08-23 00:52:37,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:47,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:47,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-23 00:52:47,204 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:47,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:47,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1259483967, now seen corresponding path program 1 times [2021-08-23 00:52:47,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:47,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438904151] [2021-08-23 00:52:47,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:47,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:47,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:47,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:47,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438904151] [2021-08-23 00:52:47,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438904151] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:47,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492037626] [2021-08-23 00:52:47,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:47,456 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:47,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:47,458 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) [2021-08-23 00:52:47,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-23 00:52:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:47,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 00:52:47,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:47,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1492037626] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:47,955 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:47,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-23 00:52:47,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932982669] [2021-08-23 00:52:47,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 00:52:47,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:47,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 00:52:47,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-23 00:52:47,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:47,958 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:47,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:47,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:47,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:48,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:48,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:48,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:48,224 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,SelfDestructingSolverStorable9 [2021-08-23 00:52:48,225 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:48,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:48,225 INFO L82 PathProgramCache]: Analyzing trace with hash 1545758136, now seen corresponding path program 1 times [2021-08-23 00:52:48,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:48,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119238441] [2021-08-23 00:52:48,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:48,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:48,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-23 00:52:48,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:48,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119238441] [2021-08-23 00:52:48,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119238441] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:48,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422119300] [2021-08-23 00:52:48,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:48,350 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:48,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:48,351 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) [2021-08-23 00:52:48,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-23 00:52:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:48,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-23 00:52:48,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:48,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:52:48,904 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:52:48,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:52:48,971 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-08-23 00:52:48,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-08-23 00:52:49,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-08-23 00:52:49,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:49,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422119300] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:49,107 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:49,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-08-23 00:52:49,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854867159] [2021-08-23 00:52:49,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 00:52:49,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:49,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 00:52:49,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-08-23 00:52:49,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:49,110 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:49,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.0) internal successors, (110), 11 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:49,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:49,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:49,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:50,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:50,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:50,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:50,843 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:50,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:50,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1231702748, now seen corresponding path program 1 times [2021-08-23 00:52:50,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:50,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737711255] [2021-08-23 00:52:50,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:50,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-08-23 00:52:50,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:50,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737711255] [2021-08-23 00:52:50,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737711255] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:50,882 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:50,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:52:50,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027940435] [2021-08-23 00:52:50,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:52:50,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:50,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:52:50,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:52:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,884 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:50,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 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) [2021-08-23 00:52:50,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:50,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:50,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:50,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:50,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:50,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-23 00:52:50,949 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:50,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:50,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1231631704, now seen corresponding path program 1 times [2021-08-23 00:52:50,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:50,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256857582] [2021-08-23 00:52:50,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:50,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:50,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:50,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256857582] [2021-08-23 00:52:50,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256857582] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:50,985 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:50,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:52:50,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610106587] [2021-08-23 00:52:50,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:52:50,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:50,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:52:50,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:52:50,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,987 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:50,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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) [2021-08-23 00:52:50,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:50,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:50,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:50,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:50,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:51,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-23 00:52:51,044 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:51,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:51,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1805043459, now seen corresponding path program 1 times [2021-08-23 00:52:51,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:51,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29574800] [2021-08-23 00:52:51,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:51,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:51,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:51,129 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29574800] [2021-08-23 00:52:51,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29574800] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:51,129 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [603519642] [2021-08-23 00:52:51,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:51,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:51,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:51,130 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) [2021-08-23 00:52:51,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-23 00:52:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:51,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-23 00:52:51,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:51,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:51,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [603519642] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:51,845 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:51,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-23 00:52:51,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927387009] [2021-08-23 00:52:51,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 00:52:51,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:51,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 00:52:51,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-23 00:52:51,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:51,847 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:51,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.444444444444445) internal successors, (121), 9 states have internal predecessors, (121), 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) [2021-08-23 00:52:51,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:51,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:51,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:51,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:51,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:51,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:51,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:51,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:51,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:51,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:51,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:51,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:52,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:52,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-23 00:52:52,213 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:52,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:52,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1455550880, now seen corresponding path program 1 times [2021-08-23 00:52:52,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:52,213 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539390240] [2021-08-23 00:52:52,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:52,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-08-23 00:52:52,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:52,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539390240] [2021-08-23 00:52:52,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539390240] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:52,329 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:52,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-23 00:52:52,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895698191] [2021-08-23 00:52:52,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-23 00:52:52,330 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:52,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-23 00:52:52,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-23 00:52:52,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:52,331 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:52,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 6 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) [2021-08-23 00:52:52,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:52,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:52,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:52,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:52,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:52,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:52,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:52,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:52,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:52,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:52,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:52,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:52,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:52,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 00:52:52,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-23 00:52:52,441 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:52,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:52,442 INFO L82 PathProgramCache]: Analyzing trace with hash -496115952, now seen corresponding path program 2 times [2021-08-23 00:52:52,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:52,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575450041] [2021-08-23 00:52:52,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:52,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-23 00:52:52,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:52,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575450041] [2021-08-23 00:52:52,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575450041] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:52,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277391615] [2021-08-23 00:52:52,800 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-23 00:52:52,800 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:52,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:52,804 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) [2021-08-23 00:52:52,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-23 00:52:53,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-23 00:52:53,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 00:52:53,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-23 00:52:53,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:53,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:52:53,428 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:52:53,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:52:53,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 00:52:53,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 00:52:53,725 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-08-23 00:52:53,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-08-23 00:52:53,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-08-23 00:52:53,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-08-23 00:52:53,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-08-23 00:52:54,031 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-23 00:52:54,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [277391615] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:54,032 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:54,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 20 [2021-08-23 00:52:54,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098029134] [2021-08-23 00:52:54,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-23 00:52:54,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:54,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-23 00:52:54,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2021-08-23 00:52:54,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:54,033 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:54,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.9) internal successors, (118), 20 states have internal predecessors, (118), 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) [2021-08-23 00:52:54,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:54,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:54,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:54,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:54,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:54,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:54,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 00:52:54,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 00:52:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-23 00:52:54,640 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:54,821 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,SelfDestructingSolverStorable15 [2021-08-23 00:52:54,822 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:52:54,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:54,822 INFO L82 PathProgramCache]: Analyzing trace with hash 1560074414, now seen corresponding path program 3 times [2021-08-23 00:52:54,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:54,822 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125870978] [2021-08-23 00:52:54,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:54,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:55,073 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-23 00:52:55,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:55,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125870978] [2021-08-23 00:52:55,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125870978] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:55,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [882514998] [2021-08-23 00:52:55,074 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-23 00:52:55,074 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:55,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:55,077 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:52:55,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-23 00:52:55,543 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-23 00:52:55,544 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-23 00:52:55,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 25 conjunts are in the unsatisfiable core [2021-08-23 00:52:55,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:55,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:52:55,919 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:52:55,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:52:56,007 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-08-23 00:52:56,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2021-08-23 00:52:56,135 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-08-23 00:52:56,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2021-08-23 00:52:56,438 INFO L354 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2021-08-23 00:52:56,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 25 [2021-08-23 00:52:56,669 INFO L354 Elim1Store]: treesize reduction 35, result has 20.5 percent of original size [2021-08-23 00:52:56,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 25 [2021-08-23 00:52:56,701 INFO L354 Elim1Store]: treesize reduction 80, result has 17.5 percent of original size [2021-08-23 00:52:56,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 38 [2021-08-23 00:52:56,849 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-08-23 00:52:56,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 10 [2021-08-23 00:52:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-23 00:52:56,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [882514998] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:56,894 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:52:56,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 24 [2021-08-23 00:52:56,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194582312] [2021-08-23 00:52:56,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-23 00:52:56,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:56,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-23 00:52:56,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=477, Unknown=0, NotChecked=0, Total=552 [2021-08-23 00:52:56,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:56,896 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:56,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 7.625) internal successors, (183), 24 states have internal predecessors, (183), 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) [2021-08-23 00:52:56,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:56,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:56,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:56,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:56,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:56,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:56,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-23 00:52:56,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-23 00:52:56,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:57,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-23 00:52:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-23 00:52:57,654 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:52:57,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-08-23 00:52:57,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-23 00:52:57,879 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of2ForFork0 was SAFE (1/3) [2021-08-23 00:52:57,880 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:52:57,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:57,881 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:52:57,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (14)] Waiting until timeout for monitored process [2021-08-23 00:52:57,888 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 00:52:57,888 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 [2021-08-23 00:52:57,888 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 00:52:57,893 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:57,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:57,893 INFO L82 PathProgramCache]: Analyzing trace with hash 64105249, now seen corresponding path program 1 times [2021-08-23 00:52:57,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:57,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163745186] [2021-08-23 00:52:57,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:57,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:57,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:57,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163745186] [2021-08-23 00:52:57,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163745186] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:57,911 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:57,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 00:52:57,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177850646] [2021-08-23 00:52:57,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 00:52:57,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:57,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 00:52:57,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 00:52:57,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:57,913 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:57,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:57,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:57,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:57,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-23 00:52:57,917 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:57,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:57,917 INFO L82 PathProgramCache]: Analyzing trace with hash -441453376, now seen corresponding path program 1 times [2021-08-23 00:52:57,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:57,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333923550] [2021-08-23 00:52:57,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:57,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:57,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:57,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333923550] [2021-08-23 00:52:57,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333923550] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:57,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:52:57,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:52:57,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918808818] [2021-08-23 00:52:57,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:52:57,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:57,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:52:57,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:52:57,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:57,946 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:57,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:52:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:57,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:58,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:58,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:58,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-23 00:52:58,162 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:58,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:58,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1470589832, now seen corresponding path program 1 times [2021-08-23 00:52:58,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:58,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985363468] [2021-08-23 00:52:58,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:58,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:58,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:58,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985363468] [2021-08-23 00:52:58,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985363468] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:58,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663102947] [2021-08-23 00:52:58,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:58,202 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:58,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:58,208 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:52:58,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-23 00:52:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:58,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-23 00:52:58,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:52:59,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-23 00:52:59,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-23 00:52:59,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [663102947] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:52:59,110 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-23 00:52:59,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-23 00:52:59,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791284408] [2021-08-23 00:52:59,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:52:59,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:52:59,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:52:59,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-23 00:52:59,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:59,111 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:52:59,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 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) [2021-08-23 00:52:59,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:59,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:59,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:59,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:52:59,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:59,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:52:59,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-23 00:52:59,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:59,373 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:52:59,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:52:59,374 INFO L82 PathProgramCache]: Analyzing trace with hash -214492281, now seen corresponding path program 1 times [2021-08-23 00:52:59,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:52:59,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144308432] [2021-08-23 00:52:59,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:59,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:52:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:52:59,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:52:59,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:52:59,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144308432] [2021-08-23 00:52:59,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144308432] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:52:59,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996360052] [2021-08-23 00:52:59,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:52:59,417 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:52:59,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:52:59,428 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:52:59,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-23 00:53:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:00,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 00:53:00,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:00,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996360052] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:00,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:53:00,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-23 00:53:00,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218079864] [2021-08-23 00:53:00,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 00:53:00,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:00,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 00:53:00,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-23 00:53:00,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:00,242 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:00,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:53:00,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:00,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:00,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:00,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:00,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:00,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:00,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:00,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:00,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:01,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:01,093 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:01,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:01,094 INFO L82 PathProgramCache]: Analyzing trace with hash 945009597, now seen corresponding path program 1 times [2021-08-23 00:53:01,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:01,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23586633] [2021-08-23 00:53:01,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:01,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:01,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:01,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23586633] [2021-08-23 00:53:01,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23586633] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:01,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20828896] [2021-08-23 00:53:01,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:01,153 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:01,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:01,153 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:53:01,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-23 00:53:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:01,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-23 00:53:01,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:02,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20828896] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:02,095 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:53:02,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-23 00:53:02,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728329461] [2021-08-23 00:53:02,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 00:53:02,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:02,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 00:53:02,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-23 00:53:02,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,096 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:02,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.333333333333332) internal successors, (147), 9 states have internal predecessors, (147), 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) [2021-08-23 00:53:02,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:02,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:02,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:02,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:02,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-08-23 00:53:02,400 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:02,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:02,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1852587506, now seen corresponding path program 1 times [2021-08-23 00:53:02,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:02,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307838800] [2021-08-23 00:53:02,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:02,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:02,475 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:02,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:02,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307838800] [2021-08-23 00:53:02,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307838800] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:53:02,476 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:53:02,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-23 00:53:02,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21429879] [2021-08-23 00:53:02,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-23 00:53:02,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:02,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-23 00:53:02,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-23 00:53:02,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,477 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:02,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 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) [2021-08-23 00:53:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:02,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-23 00:53:02,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-23 00:53:02,542 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:02,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:02,542 INFO L82 PathProgramCache]: Analyzing trace with hash 243299780, now seen corresponding path program 1 times [2021-08-23 00:53:02,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:02,542 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279325165] [2021-08-23 00:53:02,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:02,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 00:53:02,560 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 00:53:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 00:53:02,585 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 00:53:02,586 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 00:53:02,586 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 00:53:02,586 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:53:02,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-23 00:53:02,587 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/3) [2021-08-23 00:53:02,587 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 00:53:02,587 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-08-23 00:53:02,600 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,601 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,602 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,603 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,604 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,605 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,606 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,607 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,608 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,609 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,610 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,611 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,612 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,613 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,614 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,615 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,616 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,617 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,618 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,619 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,621 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,622 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,623 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:02,627 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-23 00:53:02,628 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:53:02,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:02,628 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:53:02,638 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 00:53:02,638 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 [2021-08-23 00:53:02,639 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 00:53:02,642 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:02,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:02,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1433339103, now seen corresponding path program 1 times [2021-08-23 00:53:02,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:02,643 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724672754] [2021-08-23 00:53:02,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:02,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:02,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2021-08-23 00:53:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:02,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:02,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724672754] [2021-08-23 00:53:02,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724672754] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:53:02,660 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:53:02,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 00:53:02,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591060739] [2021-08-23 00:53:02,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 00:53:02,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:02,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 00:53:02,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 00:53:02,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,661 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:02,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:53:02,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-23 00:53:02,662 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:02,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:02,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1938897728, now seen corresponding path program 1 times [2021-08-23 00:53:02,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:02,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853752377] [2021-08-23 00:53:02,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:02,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:02,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:02,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:02,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853752377] [2021-08-23 00:53:02,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853752377] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:53:02,685 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:53:02,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:53:02,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229146817] [2021-08-23 00:53:02,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:53:02,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:02,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:53:02,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:53:02,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,686 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:02,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:53:02,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:02,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:02,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-23 00:53:02,932 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:02,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:02,932 INFO L82 PathProgramCache]: Analyzing trace with hash 501140900, now seen corresponding path program 1 times [2021-08-23 00:53:02,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:02,936 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340132942] [2021-08-23 00:53:02,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:02,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:02,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:02,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340132942] [2021-08-23 00:53:02,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340132942] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:02,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1592836084] [2021-08-23 00:53:02,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:02,974 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:02,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:03,009 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:53:03,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-23 00:53:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:03,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-23 00:53:03,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:03,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-23 00:53:03,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-23 00:53:03,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1592836084] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:53:03,953 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-23 00:53:03,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-08-23 00:53:03,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657952672] [2021-08-23 00:53:03,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:53:03,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:03,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:53:03,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-23 00:53:03,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:03,954 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:03,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 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) [2021-08-23 00:53:03,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:03,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:03,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:03,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:03,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:03,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:03,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:04,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-08-23 00:53:04,173 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:04,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:04,173 INFO L82 PathProgramCache]: Analyzing trace with hash -974680273, now seen corresponding path program 1 times [2021-08-23 00:53:04,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:04,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984236185] [2021-08-23 00:53:04,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:04,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:04,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:04,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:04,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984236185] [2021-08-23 00:53:04,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984236185] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:04,209 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2045211682] [2021-08-23 00:53:04,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:04,209 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:04,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:04,210 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:53:04,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-23 00:53:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:04,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-23 00:53:04,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:05,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2045211682] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:05,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:53:05,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-23 00:53:05,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066016613] [2021-08-23 00:53:05,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 00:53:05,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:05,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 00:53:05,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-23 00:53:05,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:05,102 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:05,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:53:05,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:05,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:05,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:05,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:05,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:05,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:05,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:05,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:05,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:05,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:05,913 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:05,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:05,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1859727737, now seen corresponding path program 1 times [2021-08-23 00:53:05,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:05,913 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404198276] [2021-08-23 00:53:05,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:05,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:05,991 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:05,991 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404198276] [2021-08-23 00:53:05,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404198276] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:05,991 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886282634] [2021-08-23 00:53:05,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:05,991 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:05,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:05,992 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:53:05,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-23 00:53:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:06,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-23 00:53:06,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:07,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:07,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886282634] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:07,046 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:53:07,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-23 00:53:07,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010519614] [2021-08-23 00:53:07,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-23 00:53:07,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:07,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-23 00:53:07,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-23 00:53:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:07,048 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:07,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.333333333333332) internal successors, (147), 9 states have internal predecessors, (147), 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) [2021-08-23 00:53:07,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:07,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:07,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:07,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:07,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:08,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:08,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:08,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:08,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:08,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:08,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:08,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-23 00:53:08,486 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:08,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:08,486 INFO L82 PathProgramCache]: Analyzing trace with hash 937080174, now seen corresponding path program 1 times [2021-08-23 00:53:08,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:08,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157374262] [2021-08-23 00:53:08,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:08,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:08,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:08,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157374262] [2021-08-23 00:53:08,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157374262] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:08,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1758864553] [2021-08-23 00:53:08,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:08,569 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:08,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:08,570 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:53:08,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-23 00:53:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:09,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-23 00:53:09,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:53:09,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1758864553] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:09,843 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:53:09,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-08-23 00:53:09,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487919521] [2021-08-23 00:53:09,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-23 00:53:09,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:09,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-23 00:53:09,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-08-23 00:53:09,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:09,845 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:09,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.818181818181818) internal successors, (174), 11 states have internal predecessors, (174), 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) [2021-08-23 00:53:09,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:09,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:09,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:09,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:09,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:09,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 00:53:09,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:10,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:10,133 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:10,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:10,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1536965823, now seen corresponding path program 1 times [2021-08-23 00:53:10,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:10,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180502170] [2021-08-23 00:53:10,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:10,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-08-23 00:53:10,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:10,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180502170] [2021-08-23 00:53:10,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180502170] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:10,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978655275] [2021-08-23 00:53:10,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:10,199 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:10,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:10,207 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:53:10,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-08-23 00:53:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:11,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-23 00:53:11,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:11,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:53:11,114 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:53:11,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:53:11,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-23 00:53:11,513 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-08-23 00:53:11,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-08-23 00:53:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-08-23 00:53:11,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [978655275] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:53:11,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-23 00:53:11,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 8 [2021-08-23 00:53:11,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843705639] [2021-08-23 00:53:11,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-23 00:53:11,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:11,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-23 00:53:11,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-23 00:53:11,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:11,585 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:11,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.5) internal successors, (123), 6 states have internal predecessors, (123), 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) [2021-08-23 00:53:11,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:11,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:11,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 00:53:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 00:53:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:11,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:11,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:11,947 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:11,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:11,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1726817121, now seen corresponding path program 1 times [2021-08-23 00:53:11,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:11,948 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551081007] [2021-08-23 00:53:11,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:11,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-08-23 00:53:12,016 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:12,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551081007] [2021-08-23 00:53:12,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551081007] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:12,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044410460] [2021-08-23 00:53:12,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:12,016 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:12,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:12,017 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:53:12,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-08-23 00:53:13,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:13,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-23 00:53:13,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:53:13,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:53:13,140 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:53:13,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:53:13,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-23 00:53:13,443 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-08-23 00:53:13,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 46 [2021-08-23 00:53:13,749 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-08-23 00:53:13,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044410460] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:53:13,749 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:53:13,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-08-23 00:53:13,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182001060] [2021-08-23 00:53:13,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-23 00:53:13,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:13,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-23 00:53:13,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-08-23 00:53:13,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:13,750 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:13,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 7 states have internal predecessors, (139), 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) [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:13,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:53:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-23 00:53:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-23 00:53:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:13,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-23 00:53:13,896 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-08-23 00:53:14,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:53:14,078 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-08-23 00:53:14,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:14,079 INFO L82 PathProgramCache]: Analyzing trace with hash 699220352, now seen corresponding path program 1 times [2021-08-23 00:53:14,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:14,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598073396] [2021-08-23 00:53:14,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:14,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 00:53:14,098 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-23 00:53:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-23 00:53:14,130 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-23 00:53:14,130 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-23 00:53:14,130 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 00:53:14,130 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:53:14,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-08-23 00:53:14,132 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (1/4) [2021-08-23 00:53:14,132 WARN L234 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-23 00:53:14,132 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-08-23 00:53:14,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,147 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,150 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,155 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,156 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,157 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,158 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,159 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,160 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,161 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,162 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,163 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,164 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,165 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,166 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,167 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,168 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,169 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,171 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,172 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,172 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,173 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,174 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,174 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,175 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,176 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,176 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:53:14,180 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-08-23 00:53:14,181 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:53:14,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:53:14,182 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:53:14,185 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread4of4ForFork0 ======== [2021-08-23 00:53:14,186 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 [2021-08-23 00:53:14,186 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 00:53:14,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (25)] Waiting until timeout for monitored process [2021-08-23 00:53:14,558 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:53:14,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:53:14,559 INFO L82 PathProgramCache]: Analyzing trace with hash 2036316718, now seen corresponding path program 1 times [2021-08-23 00:53:14,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:53:14,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022645072] [2021-08-23 00:53:14,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:53:14,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:53:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:53:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-08-23 00:53:14,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:53:14,599 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022645072] [2021-08-23 00:53:14,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022645072] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:53:14,599 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:53:14,600 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:53:14,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393973118] [2021-08-23 00:53:14,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:53:14,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:53:14,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:53:14,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:53:14,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:53:14,601 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:53:14,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 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) [2021-08-23 00:53:14,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:54:26,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:54:26,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-08-23 00:54:26,006 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:54:26,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:54:26,007 INFO L82 PathProgramCache]: Analyzing trace with hash 1738218921, now seen corresponding path program 1 times [2021-08-23 00:54:26,007 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:54:26,007 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922969597] [2021-08-23 00:54:26,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:54:26,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:54:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:54:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:54:26,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:54:26,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922969597] [2021-08-23 00:54:26,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922969597] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:54:26,112 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081692799] [2021-08-23 00:54:26,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:54:26,112 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:54:26,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:54:26,117 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:54:26,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-08-23 00:54:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:54:27,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-23 00:54:27,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:54:28,172 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:54:28,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1081692799] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:54:28,173 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:54:28,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-08-23 00:54:28,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856364953] [2021-08-23 00:54:28,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-23 00:54:28,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:54:28,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-23 00:54:28,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-23 00:54:28,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:54:28,174 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:54:28,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.53846153846154) internal successors, (215), 13 states have internal predecessors, (215), 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) [2021-08-23 00:54:28,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:54:28,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:54:28,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:54:28,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:54:28,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-08-23 00:54:28,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-08-23 00:54:28,473 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:54:28,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:54:28,473 INFO L82 PathProgramCache]: Analyzing trace with hash 289990287, now seen corresponding path program 1 times [2021-08-23 00:54:28,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:54:28,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864603066] [2021-08-23 00:54:28,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:54:28,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:54:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:54:28,540 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 48 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-08-23 00:54:28,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:54:28,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864603066] [2021-08-23 00:54:28,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864603066] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:54:28,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663931225] [2021-08-23 00:54:28,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:54:28,541 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:54:28,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:54:28,552 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:54:28,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-08-23 00:54:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:54:29,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 43 conjunts are in the unsatisfiable core [2021-08-23 00:54:29,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:54:29,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:54:30,048 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:54:30,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:54:30,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 00:54:30,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 00:54:30,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-08-23 00:54:30,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-08-23 00:54:30,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-23 00:54:30,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-08-23 00:54:30,850 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-08-23 00:54:30,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-08-23 00:54:30,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-08-23 00:54:31,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-08-23 00:54:31,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-08-23 00:54:31,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-23 00:54:31,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-08-23 00:54:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-08-23 00:54:31,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1663931225] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:54:31,271 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:54:31,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 24] total 28 [2021-08-23 00:54:31,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753937503] [2021-08-23 00:54:31,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-08-23 00:54:31,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:54:31,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-23 00:54:31,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=685, Unknown=0, NotChecked=0, Total=756 [2021-08-23 00:54:31,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:54:31,273 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:54:31,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 12.714285714285714) internal successors, (356), 28 states have internal predecessors, (356), 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) [2021-08-23 00:54:31,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:54:31,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:54:31,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:54:32,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:54:32,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:54:32,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-23 00:54:32,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2021-08-23 00:54:32,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-08-23 00:54:32,405 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:54:32,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:54:32,405 INFO L82 PathProgramCache]: Analyzing trace with hash 266869929, now seen corresponding path program 1 times [2021-08-23 00:54:32,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:54:32,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841652314] [2021-08-23 00:54:32,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:54:32,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:54:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:54:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-08-23 00:54:32,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:54:32,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841652314] [2021-08-23 00:54:32,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841652314] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:54:32,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1472501000] [2021-08-23 00:54:32,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:54:32,873 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-23 00:54:32,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:54:32,874 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-23 00:54:32,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-08-23 00:54:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:54:34,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 44 conjunts are in the unsatisfiable core [2021-08-23 00:54:34,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-23 00:54:34,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-08-23 00:54:34,269 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-23 00:54:34,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-08-23 00:54:34,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 00:54:34,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 00:54:34,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-08-23 00:54:34,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-08-23 00:54:34,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-08-23 00:54:34,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-08-23 00:54:35,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-08-23 00:54:35,172 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-08-23 00:54:35,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2021-08-23 00:54:35,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-08-23 00:54:35,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-08-23 00:54:35,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2021-08-23 00:54:35,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-08-23 00:54:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 43 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-08-23 00:54:35,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1472501000] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-23 00:54:35,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-23 00:54:35,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 35 [2021-08-23 00:54:35,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756985718] [2021-08-23 00:54:35,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-08-23 00:54:35,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:54:35,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-08-23 00:54:35,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2021-08-23 00:54:35,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:54:35,792 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:54:35,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 5.828571428571428) internal successors, (204), 35 states have internal predecessors, (204), 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) [2021-08-23 00:54:35,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:54:35,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:54:35,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-23 00:54:35,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:55:17,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:55:17,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-23 00:55:17,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-23 00:55:17,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-08-23 00:55:17,983 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:55:18,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-08-23 00:55:18,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-08-23 00:55:18,186 INFO L308 ceAbstractionStarter]: Result for error location t_funThread4of4ForFork0 was SAFE (1/5) [2021-08-23 00:55:18,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:55:18,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:55:18,188 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:55:18,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (29)] Waiting until timeout for monitored process [2021-08-23 00:55:18,190 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread2of4ForFork0 ======== [2021-08-23 00:55:18,190 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 [2021-08-23 00:55:18,190 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 00:55:18,414 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:55:18,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:55:18,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1752318651, now seen corresponding path program 1 times [2021-08-23 00:55:18,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:55:18,415 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246238115] [2021-08-23 00:55:18,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:55:18,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:55:18,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:55:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-23 00:55:18,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:55:18,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246238115] [2021-08-23 00:55:18,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246238115] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:55:18,462 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:55:18,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-23 00:55:18,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352012386] [2021-08-23 00:55:18,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-23 00:55:18,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:55:18,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-23 00:55:18,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-23 00:55:18,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:55:18,463 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:55:18,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 83.0) internal successors, (166), 2 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:55:18,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.