/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 17:33:34,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 17:33:34,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 17:33:34,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 17:33:34,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 17:33:34,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 17:33:34,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 17:33:34,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 17:33:34,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 17:33:34,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 17:33:34,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 17:33:34,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2022-03-15 17:33:34,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 17:33:34,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 17:33:34,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 17:33:34,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 17:33:34,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 17:33:34,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 17:33:34,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 17:33:34,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 17:33:34,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 17:33:34,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 17:33:34,825 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 17:33:34,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 17:33:34,825 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 17:33:34,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 17:33:34,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 17:33:34,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 17:33:34,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 17:33:34,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 17:33:34,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 17:33:34,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 17:33:34,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 17:33:34,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 17:33:34,829 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 17:33:35,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 17:33:35,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 17:33:35,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 17:33:35,061 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 17:33:35,062 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 17:33:35,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2022-03-15 17:33:35,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d142b3c95/8042870c27d44daab8bac89ccf79f402/FLAG7c55c08d0 [2022-03-15 17:33:35,522 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 17:33:35,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2022-03-15 17:33:35,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d142b3c95/8042870c27d44daab8bac89ccf79f402/FLAG7c55c08d0 [2022-03-15 17:33:35,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d142b3c95/8042870c27d44daab8bac89ccf79f402 [2022-03-15 17:33:35,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 17:33:35,557 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 17:33:35,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 17:33:35,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 17:33:35,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 17:33:35,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 05:33:35" (1/1) ... [2022-03-15 17:33:35,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13592dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:35, skipping insertion in model container [2022-03-15 17:33:35,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 05:33:35" (1/1) ... [2022-03-15 17:33:35,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 17:33:35,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 17:33:35,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i[41527,41540] [2022-03-15 17:33:35,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 17:33:35,996 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 17:33:36,051 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i[41527,41540] [2022-03-15 17:33:36,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 17:33:36,123 INFO L208 MainTranslator]: Completed translation [2022-03-15 17:33:36,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36 WrapperNode [2022-03-15 17:33:36,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 17:33:36,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 17:33:36,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 17:33:36,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 17:33:36,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,196 INFO L137 Inliner]: procedures = 277, calls = 41, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 157 [2022-03-15 17:33:36,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 17:33:36,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 17:33:36,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 17:33:36,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 17:33:36,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 17:33:36,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 17:33:36,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 17:33:36,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 17:33:36,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (1/1) ... [2022-03-15 17:33:36,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 17:33:36,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 17:33:36,280 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) [2022-03-15 17:33:36,288 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 [2022-03-15 17:33:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-03-15 17:33:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-03-15 17:33:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-03-15 17:33:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-03-15 17:33:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 17:33:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 17:33:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 17:33:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 17:33:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 17:33:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 17:33:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 17:33:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 17:33:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 17:33:36,321 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 17:33:36,461 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 17:33:36,462 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 17:33:36,663 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 17:33:36,673 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 17:33:36,673 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-03-15 17:33:36,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 05:33:36 BoogieIcfgContainer [2022-03-15 17:33:36,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 17:33:36,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 17:33:36,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 17:33:36,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 17:33:36,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 05:33:35" (1/3) ... [2022-03-15 17:33:36,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13945d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 05:33:36, skipping insertion in model container [2022-03-15 17:33:36,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:33:36" (2/3) ... [2022-03-15 17:33:36,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13945d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 05:33:36, skipping insertion in model container [2022-03-15 17:33:36,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 05:33:36" (3/3) ... [2022-03-15 17:33:36,682 INFO L111 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2022-03-15 17:33:36,685 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 17:33:36,685 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 17:33:36,685 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-03-15 17:33:36,685 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 17:33:36,736 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,737 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,737 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,737 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,737 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,737 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,737 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,737 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,738 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,739 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,740 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,741 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,742 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,743 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,744 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,745 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,745 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,745 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,745 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,746 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,747 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,747 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,747 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,747 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,747 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,747 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,748 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,748 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,748 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,748 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,751 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,751 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,751 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,751 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,752 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,752 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,752 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,752 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,752 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,752 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,753 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,753 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,753 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,753 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,753 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,753 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,753 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,754 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,754 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,754 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,754 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,755 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,755 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,755 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,755 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,756 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,756 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,756 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,757 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,757 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,757 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,757 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,757 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,758 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,758 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,758 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,758 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,758 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,758 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,758 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,759 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,759 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,759 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,760 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,760 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,760 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,760 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,760 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,760 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,760 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,761 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,761 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,761 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,761 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,761 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,762 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,762 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,762 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,762 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,762 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,763 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,763 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,764 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,765 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,766 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,766 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,767 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,767 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,767 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,767 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,768 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,769 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,770 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,771 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,771 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,771 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,771 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,771 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,771 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,772 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,773 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,774 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,774 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,774 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,774 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,774 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,774 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,774 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,775 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,775 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,775 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,775 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,775 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,775 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,775 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,776 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,776 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,776 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,777 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,778 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,779 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,782 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,782 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,782 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,783 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,783 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,783 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,784 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,784 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,784 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,784 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,784 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,784 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,784 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,785 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,785 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,785 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,785 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,785 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,785 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,785 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,786 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,786 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,786 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,786 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,786 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,787 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,787 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,787 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,787 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,787 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,787 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,788 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,788 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,788 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,788 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,788 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,789 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,789 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,789 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,789 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,789 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,792 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,792 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,792 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,792 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,793 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,794 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,795 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,795 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,799 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,801 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,802 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,802 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,802 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,802 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,802 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,802 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,802 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,803 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,804 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,804 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,804 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 17:33:36,809 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 17:33:36,842 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 17:33:36,847 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 17:33:36,847 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-03-15 17:33:36,866 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 17:33:36,876 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 178 places, 181 transitions, 378 flow [2022-03-15 17:33:36,882 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 178 places, 181 transitions, 378 flow [2022-03-15 17:33:36,883 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 178 places, 181 transitions, 378 flow [2022-03-15 17:33:37,003 INFO L129 PetriNetUnfolder]: 10/179 cut-off events. [2022-03-15 17:33:37,004 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-03-15 17:33:37,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 179 events. 10/179 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 435 event pairs, 0 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 135. Up to 3 conditions per place. [2022-03-15 17:33:37,020 INFO L116 LiptonReduction]: Number of co-enabled transitions 9552 [2022-03-15 17:33:41,005 INFO L131 LiptonReduction]: Checked pairs total: 11540 [2022-03-15 17:33:41,005 INFO L133 LiptonReduction]: Total number of compositions: 169 [2022-03-15 17:33:41,011 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 37 transitions, 90 flow [2022-03-15 17:33:41,048 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 308 states, 305 states have (on average 2.685245901639344) internal successors, (819), 307 states have internal predecessors, (819), 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) [2022-03-15 17:33:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand has 308 states, 305 states have (on average 2.685245901639344) internal successors, (819), 307 states have internal predecessors, (819), 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) [2022-03-15 17:33:41,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-03-15 17:33:41,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:41,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-03-15 17:33:41,057 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:41,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:41,061 INFO L85 PathProgramCache]: Analyzing trace with hash 225417446, now seen corresponding path program 1 times [2022-03-15 17:33:41,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:41,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295001546] [2022-03-15 17:33:41,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:41,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:41,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:41,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:41,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295001546] [2022-03-15 17:33:41,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295001546] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:41,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:33:41,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 17:33:41,246 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1310974222] [2022-03-15 17:33:41,247 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:41,249 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:41,257 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2022-03-15 17:33:41,257 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:41,260 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:33:41,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 17:33:41,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:41,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 17:33:41,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 17:33:41,281 INFO L87 Difference]: Start difference. First operand has 308 states, 305 states have (on average 2.685245901639344) internal successors, (819), 307 states have internal predecessors, (819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 17:33:41,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:41,384 INFO L93 Difference]: Finished difference Result 550 states and 1456 transitions. [2022-03-15 17:33:41,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 17:33:41,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-03-15 17:33:41,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:41,399 INFO L225 Difference]: With dead ends: 550 [2022-03-15 17:33:41,399 INFO L226 Difference]: Without dead ends: 550 [2022-03-15 17:33:41,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 17:33:41,403 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 24 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:41,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 0 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:33:41,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2022-03-15 17:33:41,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 406. [2022-03-15 17:33:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 403 states have (on average 2.7791563275434243) internal successors, (1120), 405 states have internal predecessors, (1120), 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) [2022-03-15 17:33:41,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 1120 transitions. [2022-03-15 17:33:41,460 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 1120 transitions. Word has length 6 [2022-03-15 17:33:41,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:41,461 INFO L470 AbstractCegarLoop]: Abstraction has 406 states and 1120 transitions. [2022-03-15 17:33:41,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 17:33:41,461 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1120 transitions. [2022-03-15 17:33:41,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 17:33:41,462 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:41,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:41,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 17:33:41,463 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:41,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:41,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1888254322, now seen corresponding path program 1 times [2022-03-15 17:33:41,464 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:41,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72958708] [2022-03-15 17:33:41,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:41,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:41,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:41,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72958708] [2022-03-15 17:33:41,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72958708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:41,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:33:41,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 17:33:41,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1721163774] [2022-03-15 17:33:41,529 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:41,530 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:41,531 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 17:33:41,531 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:41,531 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:33:41,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 17:33:41,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:41,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 17:33:41,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 17:33:41,533 INFO L87 Difference]: Start difference. First operand 406 states and 1120 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-03-15 17:33:41,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:41,592 INFO L93 Difference]: Finished difference Result 480 states and 1282 transitions. [2022-03-15 17:33:41,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 17:33:41,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-03-15 17:33:41,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:41,595 INFO L225 Difference]: With dead ends: 480 [2022-03-15 17:33:41,595 INFO L226 Difference]: Without dead ends: 462 [2022-03-15 17:33:41,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 17:33:41,597 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 15 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:41,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 0 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:33:41,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2022-03-15 17:33:41,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 446. [2022-03-15 17:33:41,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 443 states have (on average 2.749435665914221) internal successors, (1218), 445 states have internal predecessors, (1218), 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) [2022-03-15 17:33:41,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 1218 transitions. [2022-03-15 17:33:41,620 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 1218 transitions. Word has length 9 [2022-03-15 17:33:41,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:41,620 INFO L470 AbstractCegarLoop]: Abstraction has 446 states and 1218 transitions. [2022-03-15 17:33:41,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-03-15 17:33:41,621 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1218 transitions. [2022-03-15 17:33:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 17:33:41,621 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:41,621 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:41,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 17:33:41,622 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:41,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:41,622 INFO L85 PathProgramCache]: Analyzing trace with hash 601585348, now seen corresponding path program 1 times [2022-03-15 17:33:41,623 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:41,623 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107975241] [2022-03-15 17:33:41,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:41,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:41,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:41,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:41,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107975241] [2022-03-15 17:33:41,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107975241] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:41,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:33:41,673 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 17:33:41,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1934737707] [2022-03-15 17:33:41,673 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:41,674 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:41,675 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 17:33:41,675 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:41,676 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:33:41,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 17:33:41,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:41,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 17:33:41,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 17:33:41,677 INFO L87 Difference]: Start difference. First operand 446 states and 1218 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-03-15 17:33:41,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:41,757 INFO L93 Difference]: Finished difference Result 480 states and 1309 transitions. [2022-03-15 17:33:41,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 17:33:41,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-03-15 17:33:41,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:41,761 INFO L225 Difference]: With dead ends: 480 [2022-03-15 17:33:41,761 INFO L226 Difference]: Without dead ends: 480 [2022-03-15 17:33:41,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 17:33:41,762 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 17 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:41,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 0 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:33:41,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2022-03-15 17:33:41,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 480. [2022-03-15 17:33:41,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 477 states have (on average 2.7442348008385746) internal successors, (1309), 479 states have internal predecessors, (1309), 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) [2022-03-15 17:33:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 1309 transitions. [2022-03-15 17:33:41,780 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 1309 transitions. Word has length 10 [2022-03-15 17:33:41,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:41,780 INFO L470 AbstractCegarLoop]: Abstraction has 480 states and 1309 transitions. [2022-03-15 17:33:41,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-03-15 17:33:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1309 transitions. [2022-03-15 17:33:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 17:33:41,782 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:41,782 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:41,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 17:33:41,782 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:41,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:41,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1242256031, now seen corresponding path program 1 times [2022-03-15 17:33:41,784 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:41,784 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142286454] [2022-03-15 17:33:41,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:41,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:41,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:41,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:41,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142286454] [2022-03-15 17:33:41,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142286454] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 17:33:41,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887137163] [2022-03-15 17:33:41,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:41,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 17:33:41,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 17:33:41,862 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 17:33:41,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 17:33:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:41,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 17:33:41,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 17:33:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:42,049 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 17:33:42,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:42,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887137163] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 17:33:42,122 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 17:33:42,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-03-15 17:33:42,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2009681179] [2022-03-15 17:33:42,123 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:42,124 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:42,126 INFO L252 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2022-03-15 17:33:42,126 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:42,127 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:33:42,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 17:33:42,127 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:42,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 17:33:42,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-15 17:33:42,128 INFO L87 Difference]: Start difference. First operand 480 states and 1309 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 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) [2022-03-15 17:33:42,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:42,338 INFO L93 Difference]: Finished difference Result 892 states and 2354 transitions. [2022-03-15 17:33:42,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 17:33:42,338 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-03-15 17:33:42,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:42,343 INFO L225 Difference]: With dead ends: 892 [2022-03-15 17:33:42,343 INFO L226 Difference]: Without dead ends: 892 [2022-03-15 17:33:42,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-03-15 17:33:42,344 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 76 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:42,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 0 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:33:42,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2022-03-15 17:33:42,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 656. [2022-03-15 17:33:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 656 states, 653 states have (on average 2.7595712098009186) internal successors, (1802), 655 states have internal predecessors, (1802), 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) [2022-03-15 17:33:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 1802 transitions. [2022-03-15 17:33:42,394 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 1802 transitions. Word has length 14 [2022-03-15 17:33:42,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:42,395 INFO L470 AbstractCegarLoop]: Abstraction has 656 states and 1802 transitions. [2022-03-15 17:33:42,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 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) [2022-03-15 17:33:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1802 transitions. [2022-03-15 17:33:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 17:33:42,397 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:42,397 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:42,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-15 17:33:42,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 17:33:42,620 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:42,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:42,621 INFO L85 PathProgramCache]: Analyzing trace with hash 22703280, now seen corresponding path program 1 times [2022-03-15 17:33:42,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:42,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972186368] [2022-03-15 17:33:42,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:42,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:42,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:42,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:42,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972186368] [2022-03-15 17:33:42,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972186368] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:42,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:33:42,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 17:33:42,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [240149259] [2022-03-15 17:33:42,686 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:42,688 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:42,692 INFO L252 McrAutomatonBuilder]: Finished intersection with 44 states and 69 transitions. [2022-03-15 17:33:42,692 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:42,948 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [7277#(not (= (select (select |#pthreadsMutex| |~#m~0.base|) |~#m~0.offset|) 0))] [2022-03-15 17:33:42,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 17:33:42,948 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:42,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 17:33:42,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 17:33:42,949 INFO L87 Difference]: Start difference. First operand 656 states and 1802 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-03-15 17:33:43,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:43,009 INFO L93 Difference]: Finished difference Result 280 states and 646 transitions. [2022-03-15 17:33:43,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 17:33:43,010 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-03-15 17:33:43,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:43,012 INFO L225 Difference]: With dead ends: 280 [2022-03-15 17:33:43,012 INFO L226 Difference]: Without dead ends: 280 [2022-03-15 17:33:43,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-03-15 17:33:43,013 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 24 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:43,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 0 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:33:43,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2022-03-15 17:33:43,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 254. [2022-03-15 17:33:43,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 252 states have (on average 2.2976190476190474) internal successors, (579), 253 states have internal predecessors, (579), 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) [2022-03-15 17:33:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 579 transitions. [2022-03-15 17:33:43,021 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 579 transitions. Word has length 17 [2022-03-15 17:33:43,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:43,021 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 579 transitions. [2022-03-15 17:33:43,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-03-15 17:33:43,021 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 579 transitions. [2022-03-15 17:33:43,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-03-15 17:33:43,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:43,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:43,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 17:33:43,023 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:43,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:43,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1137178731, now seen corresponding path program 1 times [2022-03-15 17:33:43,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:43,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035939246] [2022-03-15 17:33:43,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:43,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:43,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:43,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:43,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035939246] [2022-03-15 17:33:43,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035939246] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:43,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:33:43,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-15 17:33:43,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [557520016] [2022-03-15 17:33:43,077 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:43,080 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:43,084 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 62 transitions. [2022-03-15 17:33:43,084 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:43,293 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [8071#(or (= ~top~0 0) (= 400 ~top~0))] [2022-03-15 17:33:43,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 17:33:43,294 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:43,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 17:33:43,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-03-15 17:33:43,294 INFO L87 Difference]: Start difference. First operand 254 states and 579 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 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) [2022-03-15 17:33:43,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:43,469 INFO L93 Difference]: Finished difference Result 426 states and 942 transitions. [2022-03-15 17:33:43,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 17:33:43,469 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-03-15 17:33:43,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:43,471 INFO L225 Difference]: With dead ends: 426 [2022-03-15 17:33:43,472 INFO L226 Difference]: Without dead ends: 426 [2022-03-15 17:33:43,472 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-03-15 17:33:43,473 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 52 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:43,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 0 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:33:43,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2022-03-15 17:33:43,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 306. [2022-03-15 17:33:43,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 304 states have (on average 2.289473684210526) internal successors, (696), 305 states have internal predecessors, (696), 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) [2022-03-15 17:33:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 696 transitions. [2022-03-15 17:33:43,481 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 696 transitions. Word has length 18 [2022-03-15 17:33:43,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:43,481 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 696 transitions. [2022-03-15 17:33:43,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 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) [2022-03-15 17:33:43,481 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 696 transitions. [2022-03-15 17:33:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 17:33:43,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:43,483 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:43,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 17:33:43,483 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:43,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:43,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1795121336, now seen corresponding path program 1 times [2022-03-15 17:33:43,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:43,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463030545] [2022-03-15 17:33:43,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:43,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:43,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:43,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:43,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463030545] [2022-03-15 17:33:43,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463030545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:43,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:33:43,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-15 17:33:43,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1806743451] [2022-03-15 17:33:43,740 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:43,743 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:43,748 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 66 transitions. [2022-03-15 17:33:43,748 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:44,249 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [9124#(and (or (= ((as const (Array Int Int)) 0) (select |#memory_int| |~#arr~0.base|)) (= |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| 0)) (or (<= (mod |t1Thread1of1ForFork0_~tmp~0#1| 4294967296) 399) (= |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| 0))), 9125#(= ((as const (Array Int Int)) 0) (select |#memory_int| |~#arr~0.base|))] [2022-03-15 17:33:44,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 17:33:44,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:44,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 17:33:44,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-03-15 17:33:44,250 INFO L87 Difference]: Start difference. First operand 306 states and 696 transitions. Second operand has 12 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 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) [2022-03-15 17:33:44,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:44,687 INFO L93 Difference]: Finished difference Result 548 states and 1232 transitions. [2022-03-15 17:33:44,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 17:33:44,688 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 17:33:44,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:44,690 INFO L225 Difference]: With dead ends: 548 [2022-03-15 17:33:44,690 INFO L226 Difference]: Without dead ends: 548 [2022-03-15 17:33:44,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-03-15 17:33:44,691 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 96 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:44,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [96 Valid, 0 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 435 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 17:33:44,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2022-03-15 17:33:44,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 444. [2022-03-15 17:33:44,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 442 states have (on average 2.3597285067873304) internal successors, (1043), 443 states have internal predecessors, (1043), 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) [2022-03-15 17:33:44,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 1043 transitions. [2022-03-15 17:33:44,704 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 1043 transitions. Word has length 22 [2022-03-15 17:33:44,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:44,704 INFO L470 AbstractCegarLoop]: Abstraction has 444 states and 1043 transitions. [2022-03-15 17:33:44,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 3.090909090909091) internal successors, (34), 11 states have internal predecessors, (34), 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) [2022-03-15 17:33:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1043 transitions. [2022-03-15 17:33:44,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 17:33:44,705 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:44,705 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 17:33:44,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 17:33:44,706 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:44,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:44,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1431454552, now seen corresponding path program 2 times [2022-03-15 17:33:44,707 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:44,707 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581770003] [2022-03-15 17:33:44,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:44,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:44,778 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:44,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581770003] [2022-03-15 17:33:44,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581770003] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 17:33:44,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1604188400] [2022-03-15 17:33:44,779 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 17:33:44,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 17:33:44,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 17:33:44,780 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) [2022-03-15 17:33:44,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 17:33:44,896 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 17:33:44,897 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 17:33:44,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-15 17:33:44,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 17:33:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:44,951 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 17:33:45,029 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:45,029 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1604188400] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 17:33:45,029 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 17:33:45,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2022-03-15 17:33:45,030 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [413255933] [2022-03-15 17:33:45,030 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:45,032 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:45,035 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 22 transitions. [2022-03-15 17:33:45,035 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:45,036 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:33:45,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 17:33:45,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:45,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 17:33:45,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2022-03-15 17:33:45,036 INFO L87 Difference]: Start difference. First operand 444 states and 1043 transitions. Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 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) [2022-03-15 17:33:45,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:45,168 INFO L93 Difference]: Finished difference Result 716 states and 1625 transitions. [2022-03-15 17:33:45,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 17:33:45,168 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 17:33:45,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:45,171 INFO L225 Difference]: With dead ends: 716 [2022-03-15 17:33:45,171 INFO L226 Difference]: Without dead ends: 716 [2022-03-15 17:33:45,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2022-03-15 17:33:45,172 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 102 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:45,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 0 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:33:45,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2022-03-15 17:33:45,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 512. [2022-03-15 17:33:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 510 states have (on average 2.350980392156863) internal successors, (1199), 511 states have internal predecessors, (1199), 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) [2022-03-15 17:33:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 1199 transitions. [2022-03-15 17:33:45,186 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 1199 transitions. Word has length 22 [2022-03-15 17:33:45,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:45,186 INFO L470 AbstractCegarLoop]: Abstraction has 512 states and 1199 transitions. [2022-03-15 17:33:45,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 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) [2022-03-15 17:33:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1199 transitions. [2022-03-15 17:33:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 17:33:45,187 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:45,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:45,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-15 17:33:45,404 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,SelfDestructingSolverStorable7 [2022-03-15 17:33:45,404 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:45,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:45,405 INFO L85 PathProgramCache]: Analyzing trace with hash -689776306, now seen corresponding path program 2 times [2022-03-15 17:33:45,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:45,406 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677123234] [2022-03-15 17:33:45,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:45,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:45,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:45,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677123234] [2022-03-15 17:33:45,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677123234] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:45,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 17:33:45,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-15 17:33:45,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1335925533] [2022-03-15 17:33:45,662 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:45,664 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:45,668 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2022-03-15 17:33:45,668 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:45,904 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:33:45,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 17:33:45,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:45,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 17:33:45,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-03-15 17:33:45,905 INFO L87 Difference]: Start difference. First operand 512 states and 1199 transitions. Second operand has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 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) [2022-03-15 17:33:46,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:46,293 INFO L93 Difference]: Finished difference Result 740 states and 1694 transitions. [2022-03-15 17:33:46,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 17:33:46,293 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 17:33:46,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:46,296 INFO L225 Difference]: With dead ends: 740 [2022-03-15 17:33:46,296 INFO L226 Difference]: Without dead ends: 740 [2022-03-15 17:33:46,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2022-03-15 17:33:46,297 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 107 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:46,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 0 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 17:33:46,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2022-03-15 17:33:46,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 498. [2022-03-15 17:33:46,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 496 states have (on average 2.342741935483871) internal successors, (1162), 497 states have internal predecessors, (1162), 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) [2022-03-15 17:33:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 1162 transitions. [2022-03-15 17:33:46,311 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 1162 transitions. Word has length 22 [2022-03-15 17:33:46,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:46,311 INFO L470 AbstractCegarLoop]: Abstraction has 498 states and 1162 transitions. [2022-03-15 17:33:46,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 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) [2022-03-15 17:33:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1162 transitions. [2022-03-15 17:33:46,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-03-15 17:33:46,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:46,312 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:46,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 17:33:46,312 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:46,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:46,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1819939204, now seen corresponding path program 1 times [2022-03-15 17:33:46,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:46,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021317132] [2022-03-15 17:33:46,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:46,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:46,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:46,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:46,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021317132] [2022-03-15 17:33:46,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021317132] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 17:33:46,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125680883] [2022-03-15 17:33:46,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:46,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 17:33:46,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 17:33:46,380 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) [2022-03-15 17:33:46,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 17:33:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:46,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-15 17:33:46,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 17:33:46,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 17:33:46,544 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 17:33:46,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125680883] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:46,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 17:33:46,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2022-03-15 17:33:46,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [392469786] [2022-03-15 17:33:46,544 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:46,548 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:46,556 INFO L252 McrAutomatonBuilder]: Finished intersection with 48 states and 69 transitions. [2022-03-15 17:33:46,556 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:46,738 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [14287#(or (= 400 ~top~0) (<= ~top~0 0))] [2022-03-15 17:33:46,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 17:33:46,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:46,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 17:33:46,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-03-15 17:33:46,739 INFO L87 Difference]: Start difference. First operand 498 states and 1162 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 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) [2022-03-15 17:33:46,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:46,914 INFO L93 Difference]: Finished difference Result 676 states and 1533 transitions. [2022-03-15 17:33:46,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 17:33:46,914 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-03-15 17:33:46,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:46,917 INFO L225 Difference]: With dead ends: 676 [2022-03-15 17:33:46,917 INFO L226 Difference]: Without dead ends: 676 [2022-03-15 17:33:46,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2022-03-15 17:33:46,918 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 79 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:46,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 0 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 17:33:46,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2022-03-15 17:33:46,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 524. [2022-03-15 17:33:46,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 524 states, 522 states have (on average 2.3620689655172415) internal successors, (1233), 523 states have internal predecessors, (1233), 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) [2022-03-15 17:33:46,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 1233 transitions. [2022-03-15 17:33:46,932 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 1233 transitions. Word has length 25 [2022-03-15 17:33:46,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:46,932 INFO L470 AbstractCegarLoop]: Abstraction has 524 states and 1233 transitions. [2022-03-15 17:33:46,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 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) [2022-03-15 17:33:46,932 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1233 transitions. [2022-03-15 17:33:46,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 17:33:46,933 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:46,933 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:46,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 17:33:47,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 17:33:47,157 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:47,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:47,157 INFO L85 PathProgramCache]: Analyzing trace with hash -901847342, now seen corresponding path program 2 times [2022-03-15 17:33:47,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:47,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343012819] [2022-03-15 17:33:47,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:47,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 17:33:47,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:47,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 17:33:47,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343012819] [2022-03-15 17:33:47,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343012819] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 17:33:47,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322662742] [2022-03-15 17:33:47,215 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 17:33:47,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 17:33:47,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 17:33:47,217 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 17:33:47,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 17:33:47,335 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 17:33:47,336 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 17:33:47,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 17:33:47,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 17:33:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 17:33:47,412 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 17:33:47,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322662742] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 17:33:47,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 17:33:47,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2022-03-15 17:33:47,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1714004134] [2022-03-15 17:33:47,412 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 17:33:47,416 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 17:33:47,426 INFO L252 McrAutomatonBuilder]: Finished intersection with 65 states and 102 transitions. [2022-03-15 17:33:47,426 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 17:33:47,661 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 17:33:47,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 17:33:47,661 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 17:33:47,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 17:33:47,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-03-15 17:33:47,662 INFO L87 Difference]: Start difference. First operand 524 states and 1233 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 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) [2022-03-15 17:33:47,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 17:33:47,847 INFO L93 Difference]: Finished difference Result 722 states and 1644 transitions. [2022-03-15 17:33:47,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 17:33:47,848 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 17:33:47,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 17:33:47,851 INFO L225 Difference]: With dead ends: 722 [2022-03-15 17:33:47,851 INFO L226 Difference]: Without dead ends: 722 [2022-03-15 17:33:47,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2022-03-15 17:33:47,852 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 52 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 17:33:47,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 0 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 17:33:47,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2022-03-15 17:33:47,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 540. [2022-03-15 17:33:47,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 538 states have (on average 2.392193308550186) internal successors, (1287), 539 states have internal predecessors, (1287), 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) [2022-03-15 17:33:47,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 1287 transitions. [2022-03-15 17:33:47,866 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 1287 transitions. Word has length 26 [2022-03-15 17:33:47,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 17:33:47,866 INFO L470 AbstractCegarLoop]: Abstraction has 540 states and 1287 transitions. [2022-03-15 17:33:47,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 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) [2022-03-15 17:33:47,867 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1287 transitions. [2022-03-15 17:33:47,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 17:33:47,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 17:33:47,868 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:47,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-15 17:33:48,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 17:33:48,087 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 17:33:48,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 17:33:48,088 INFO L85 PathProgramCache]: Analyzing trace with hash -586840202, now seen corresponding path program 1 times [2022-03-15 17:33:48,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 17:33:48,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421729945] [2022-03-15 17:33:48,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 17:33:48,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 17:33:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 17:33:48,119 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 17:33:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 17:33:48,173 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 17:33:48,174 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 17:33:48,177 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-03-15 17:33:48,178 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-03-15 17:33:48,178 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-03-15 17:33:48,178 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-03-15 17:33:48,178 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-03-15 17:33:48,179 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-03-15 17:33:48,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 17:33:48,180 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-03-15 17:33:48,184 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 17:33:48,184 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 17:33:48,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 05:33:48 BasicIcfg [2022-03-15 17:33:48,256 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 17:33:48,256 INFO L158 Benchmark]: Toolchain (without parser) took 12698.80ms. Allocated memory was 183.5MB in the beginning and 324.0MB in the end (delta: 140.5MB). Free memory was 154.1MB in the beginning and 218.0MB in the end (delta: -63.9MB). Peak memory consumption was 75.9MB. Max. memory is 8.0GB. [2022-03-15 17:33:48,256 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 142.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 17:33:48,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.80ms. Allocated memory was 183.5MB in the beginning and 241.2MB in the end (delta: 57.7MB). Free memory was 153.8MB in the beginning and 193.1MB in the end (delta: -39.3MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-03-15 17:33:48,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.68ms. Allocated memory is still 241.2MB. Free memory was 193.1MB in the beginning and 190.5MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 17:33:48,257 INFO L158 Benchmark]: Boogie Preprocessor took 36.21ms. Allocated memory is still 241.2MB. Free memory was 190.5MB in the beginning and 188.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 17:33:48,257 INFO L158 Benchmark]: RCFGBuilder took 441.14ms. Allocated memory is still 241.2MB. Free memory was 188.8MB in the beginning and 172.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-03-15 17:33:48,257 INFO L158 Benchmark]: TraceAbstraction took 11579.27ms. Allocated memory was 241.2MB in the beginning and 324.0MB in the end (delta: 82.8MB). Free memory was 172.2MB in the beginning and 218.0MB in the end (delta: -45.7MB). Peak memory consumption was 37.9MB. Max. memory is 8.0GB. [2022-03-15 17:33:48,259 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 142.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 564.80ms. Allocated memory was 183.5MB in the beginning and 241.2MB in the end (delta: 57.7MB). Free memory was 153.8MB in the beginning and 193.1MB in the end (delta: -39.3MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 71.68ms. Allocated memory is still 241.2MB. Free memory was 193.1MB in the beginning and 190.5MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.21ms. Allocated memory is still 241.2MB. Free memory was 190.5MB in the beginning and 188.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 441.14ms. Allocated memory is still 241.2MB. Free memory was 188.8MB in the beginning and 172.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 11579.27ms. Allocated memory was 241.2MB in the beginning and 324.0MB in the end (delta: 82.8MB). Free memory was 172.2MB in the beginning and 218.0MB in the end (delta: -45.7MB). Peak memory consumption was 37.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.1s, 178 PlacesBefore, 39 PlacesAfterwards, 181 TransitionsBefore, 37 TransitionsAfterwards, 9552 CoEnabledTransitionPairs, 6 FixpointIterations, 39 TrivialSequentialCompositions, 106 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 19 ConcurrentYvCompositions, 5 ChoiceCompositions, 169 TotalNumberOfCompositions, 11540 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 9397, positive: 9227, positive conditional: 0, positive unconditional: 9227, negative: 170, negative conditional: 0, negative unconditional: 170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5385, positive: 5327, positive conditional: 0, positive unconditional: 5327, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9397, positive: 3900, positive conditional: 0, positive unconditional: 3900, negative: 112, negative conditional: 0, negative unconditional: 112, unknown: 5385, unknown conditional: 0, unknown unconditional: 5385] , Statistics on independence cache: Total cache size (in pairs): 187, Positive cache size: 170, Positive conditional cache size: 0, Positive unconditional cache size: 170, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 940]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L935] 0 static int top=0; [L936] 0 static unsigned int arr[(400)]; [L937] 0 pthread_mutex_t m; [L938] 0 _Bool flag=(0); [L1019] 0 pthread_t id1, id2; [L1021] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, pthread_create(&id1, ((void *)0), t1, ((void *)0))=10, top=0] [L988] 1 int i; [L989] 1 unsigned int tmp; [L990] 1 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L990] COND TRUE 1 i<(400) [L993] 1 tmp = __VERIFIER_nondet_uint() [L994] CALL 1 assume_abort_if_not(tmp < (400)) [L23] COND FALSE 1 !(!cond) [L994] RET 1 assume_abort_if_not(tmp < (400)) [L995] CALL, EXPR 1 push(arr,tmp) [L960] COND FALSE 1 !(top==(400)) [L967] CALL, EXPR 1 get_top() [L952] 1 return top; VAL [\result=0, arr={5:0}, flag=0, m={6:0}, top=0] [L1022] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, pthread_create(&id2, ((void *)0), t2, ((void *)0))=11, top=0] [L1004] 2 int i; [L1005] 2 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L967] RET, EXPR 1 get_top() [L967] 1 stack[get_top()] = x VAL [\old(x)=399, arr={5:0}, flag=0, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, top=0, x=399] [L968] CALL 1 inc_top() [L944] 1 top++ [L968] RET 1 inc_top() [L970] 1 return 0; [L995] RET, EXPR 1 push(arr,tmp) [L995] COND FALSE 1 !(push(arr,tmp)==(-1)) [L997] 1 flag=(1) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, tmp=399, top=1] [L990] 1 i++ VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, tmp=399, top=1] [L1005] COND TRUE 2 i<(400) [L1008] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1010] CALL, EXPR 2 pop(arr) [L974] CALL, EXPR 2 get_top() [L952] 2 return top; [L974] RET, EXPR 2 get_top() [L974] COND FALSE 2 !(get_top()==0) [L981] CALL 2 dec_top() [L948] 2 top-- VAL [arr={5:0}, flag=1, m={6:0}, top=0] [L981] RET 2 dec_top() [L982] CALL, EXPR 2 get_top() [L952] 2 return top; [L982] RET, EXPR 2 get_top() [L982] EXPR 2 stack[get_top()] [L982] 2 return stack[get_top()]; [L1010] RET, EXPR 2 pop(arr) [L1010] COND FALSE 2 !(!(pop(arr)!=(-2))) [L1005] 2 i++ VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1005] COND TRUE 2 i<(400) [L1008] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1010] CALL, EXPR 2 pop(arr) [L974] CALL, EXPR 2 get_top() [L952] 2 return top; [L974] RET, EXPR 2 get_top() [L974] COND TRUE 2 get_top()==0 [L977] 2 return (-2); [L1010] RET, EXPR 2 pop(arr) [L1010] COND TRUE 2 !(pop(arr)!=(-2)) [L1011] CALL 2 error() [L940] 2 reach_error() VAL [arr={5:0}, flag=1, m={6:0}, top=0] - UnprovableResult [Line: 1022]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1021]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 940]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 290 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.2s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 644 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 644 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1159 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2326 IncrementalHoareTripleChecker+Invalid, 2381 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 0 mSDtfsCounter, 2326 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 329 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=656occurred in iteration=4, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1426 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 297 ConstructedInterpolants, 0 QuantifiedInterpolants, 1988 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1000 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 17 InterpolantComputations, 9 PerfectInterpolantSequences, 21/73 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-03-15 17:33:48,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...