/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix045_power.oepc_pso.oepc_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 21:43:06,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 21:43:06,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 21:43:06,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 21:43:06,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 21:43:06,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 21:43:06,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 21:43:06,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 21:43:06,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 21:43:06,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 21:43:06,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 21:43:06,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 21:43:06,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 21:43:06,822 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 21:43:06,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 21:43:06,823 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 21:43:06,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 21:43:06,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 21:43:06,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 21:43:06,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 21:43:06,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 21:43:06,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 21:43:06,824 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 21:43:06,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 21:43:06,824 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 21:43:06,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 21:43:06,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 21:43:06,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 21:43:06,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 21:43:06,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 21:43:06,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:43:06,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 21:43:06,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 21:43:06,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 21:43:06,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 21:43:06,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 21:43:06,826 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 21:43:06,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 21:43:06,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 21:43:06,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 21:43:07,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 21:43:07,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 21:43:07,009 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 21:43:07,009 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 21:43:07,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix045_power.oepc_pso.oepc_rmo.oepc.i [2022-02-10 21:43:07,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308804b2c/7a5b087045ac48599c2d6c71bbaac326/FLAG05587831b [2022-02-10 21:43:07,459 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 21:43:07,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_power.oepc_pso.oepc_rmo.oepc.i [2022-02-10 21:43:07,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308804b2c/7a5b087045ac48599c2d6c71bbaac326/FLAG05587831b [2022-02-10 21:43:07,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/308804b2c/7a5b087045ac48599c2d6c71bbaac326 [2022-02-10 21:43:07,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 21:43:07,482 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 21:43:07,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 21:43:07,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 21:43:07,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 21:43:07,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:07,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309c468a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07, skipping insertion in model container [2022-02-10 21:43:07,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:07,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 21:43:07,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 21:43:07,684 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-wmm/mix045_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-02-10 21:43:07,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:43:07,813 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 21:43:07,828 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-wmm/mix045_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-02-10 21:43:07,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:43:07,932 INFO L208 MainTranslator]: Completed translation [2022-02-10 21:43:07,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07 WrapperNode [2022-02-10 21:43:07,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 21:43:07,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 21:43:07,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 21:43:07,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 21:43:07,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:07,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:07,982 INFO L137 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2022-02-10 21:43:07,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 21:43:07,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 21:43:07,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 21:43:07,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 21:43:07,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:07,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:08,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:08,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:08,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:08,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:08,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:08,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 21:43:08,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 21:43:08,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 21:43:08,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 21:43:08,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (1/1) ... [2022-02-10 21:43:08,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:43:08,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:43:08,064 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) [2022-02-10 21:43:08,068 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 [2022-02-10 21:43:08,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 21:43:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 21:43:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 21:43:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 21:43:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 21:43:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-10 21:43:08,094 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-10 21:43:08,094 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-10 21:43:08,094 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-10 21:43:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-10 21:43:08,099 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-10 21:43:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 21:43:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 21:43:08,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 21:43:08,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 21:43:08,101 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 21:43:08,226 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 21:43:08,239 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 21:43:08,607 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 21:43:08,833 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 21:43:08,834 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 21:43:08,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:43:08 BoogieIcfgContainer [2022-02-10 21:43:08,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 21:43:08,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 21:43:08,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 21:43:08,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 21:43:08,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 09:43:07" (1/3) ... [2022-02-10 21:43:08,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4057a65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:43:08, skipping insertion in model container [2022-02-10 21:43:08,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:43:07" (2/3) ... [2022-02-10 21:43:08,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4057a65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:43:08, skipping insertion in model container [2022-02-10 21:43:08,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:43:08" (3/3) ... [2022-02-10 21:43:08,842 INFO L112 eAbstractionObserver]: Analyzing ICFG mix045_power.oepc_pso.oepc_rmo.oepc.i [2022-02-10 21:43:08,846 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 21:43:08,847 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 21:43:08,847 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-10 21:43:08,847 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 21:43:08,919 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,919 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,919 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,920 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,920 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,920 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,920 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,920 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,920 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,920 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,921 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,921 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,922 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,922 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,922 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,922 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,922 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,922 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,922 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,923 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,923 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,923 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,923 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,924 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,924 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,924 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,924 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,925 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,925 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,925 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,925 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,925 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,926 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,927 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,927 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,927 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,927 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,927 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,927 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,928 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,928 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,929 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,929 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,929 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,929 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,929 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,930 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,930 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,930 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,930 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,930 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,931 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,931 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,931 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,931 WARN L322 ript$VariableManager]: TermVariable P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,932 WARN L322 ript$VariableManager]: TermVariable P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,932 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,932 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,932 WARN L322 ript$VariableManager]: TermVariable P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,932 WARN L322 ript$VariableManager]: TermVariable P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,932 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,932 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,933 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,934 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,934 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,934 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,934 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,935 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,935 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,935 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,937 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,941 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,942 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,942 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,942 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,942 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,942 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,942 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,942 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,943 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,944 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,945 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,945 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,945 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,945 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,945 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,945 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,945 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,946 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,947 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,948 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,948 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,948 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,948 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,948 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,950 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,951 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,951 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,952 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,952 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,952 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,952 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,953 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,953 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,953 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,953 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,956 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,957 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,958 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,959 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,959 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,959 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,959 WARN L322 ript$VariableManager]: TermVariable |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,960 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,961 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,962 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,962 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,965 WARN L322 ript$VariableManager]: TermVariable |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:43:08,966 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 21:43:09,012 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 21:43:09,023 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 21:43:09,023 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-10 21:43:09,032 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 126 places, 118 transitions, 251 flow [2022-02-10 21:43:09,645 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 17411 states, 17408 states have (on average 3.599264705882353) internal successors, (62656), 17410 states have internal predecessors, (62656), 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) [2022-02-10 21:43:09,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 17411 states, 17408 states have (on average 3.599264705882353) internal successors, (62656), 17410 states have internal predecessors, (62656), 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) [2022-02-10 21:43:09,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-02-10 21:43:09,700 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:09,700 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:09,701 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:09,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:09,704 INFO L85 PathProgramCache]: Analyzing trace with hash 720275013, now seen corresponding path program 1 times [2022-02-10 21:43:09,711 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:09,711 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556186016] [2022-02-10 21:43:09,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:09,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:10,029 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:10,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556186016] [2022-02-10 21:43:10,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556186016] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:10,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:10,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 21:43:10,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160935151] [2022-02-10 21:43:10,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:10,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 21:43:10,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:10,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 21:43:10,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 21:43:10,095 INFO L87 Difference]: Start difference. First operand has 17411 states, 17408 states have (on average 3.599264705882353) internal successors, (62656), 17410 states have internal predecessors, (62656), 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, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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) [2022-02-10 21:43:10,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:10,413 INFO L93 Difference]: Finished difference Result 14628 states and 51413 transitions. [2022-02-10 21:43:10,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 21:43:10,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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 46 [2022-02-10 21:43:10,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:10,526 INFO L225 Difference]: With dead ends: 14628 [2022-02-10 21:43:10,526 INFO L226 Difference]: Without dead ends: 12068 [2022-02-10 21:43:10,528 INFO L933 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 [2022-02-10 21:43:10,532 INFO L934 BasicCegarLoop]: 102 mSDtfsCounter, 56 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:10,533 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 173 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 21:43:10,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12068 states. [2022-02-10 21:43:11,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12068 to 12068. [2022-02-10 21:43:11,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12068 states, 12067 states have (on average 3.5459517692881413) internal successors, (42789), 12067 states have internal predecessors, (42789), 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) [2022-02-10 21:43:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12068 states to 12068 states and 42789 transitions. [2022-02-10 21:43:11,095 INFO L78 Accepts]: Start accepts. Automaton has 12068 states and 42789 transitions. Word has length 46 [2022-02-10 21:43:11,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:11,095 INFO L470 AbstractCegarLoop]: Abstraction has 12068 states and 42789 transitions. [2022-02-10 21:43:11,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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) [2022-02-10 21:43:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 12068 states and 42789 transitions. [2022-02-10 21:43:11,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-10 21:43:11,112 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:11,112 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:11,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 21:43:11,112 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:11,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:11,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1738073323, now seen corresponding path program 1 times [2022-02-10 21:43:11,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:11,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535954846] [2022-02-10 21:43:11,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:11,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:11,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:11,371 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:11,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535954846] [2022-02-10 21:43:11,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535954846] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:11,372 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:11,372 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:43:11,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452102590] [2022-02-10 21:43:11,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:11,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:43:11,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:11,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:43:11,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:43:11,374 INFO L87 Difference]: Start difference. First operand 12068 states and 42789 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2022-02-10 21:43:11,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:11,987 INFO L93 Difference]: Finished difference Result 21066 states and 73592 transitions. [2022-02-10 21:43:11,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:43:11,987 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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 75 [2022-02-10 21:43:11,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:12,067 INFO L225 Difference]: With dead ends: 21066 [2022-02-10 21:43:12,067 INFO L226 Difference]: Without dead ends: 13741 [2022-02-10 21:43:12,068 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:43:12,069 INFO L934 BasicCegarLoop]: 154 mSDtfsCounter, 247 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:12,069 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [247 Valid, 634 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:43:12,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13741 states. [2022-02-10 21:43:12,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13741 to 11431. [2022-02-10 21:43:12,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11431 states, 11430 states have (on average 3.448643919510061) internal successors, (39418), 11430 states have internal predecessors, (39418), 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) [2022-02-10 21:43:12,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11431 states to 11431 states and 39418 transitions. [2022-02-10 21:43:12,582 INFO L78 Accepts]: Start accepts. Automaton has 11431 states and 39418 transitions. Word has length 75 [2022-02-10 21:43:12,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:12,584 INFO L470 AbstractCegarLoop]: Abstraction has 11431 states and 39418 transitions. [2022-02-10 21:43:12,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2022-02-10 21:43:12,584 INFO L276 IsEmpty]: Start isEmpty. Operand 11431 states and 39418 transitions. [2022-02-10 21:43:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-10 21:43:12,618 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:12,619 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:12,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 21:43:12,619 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:12,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:12,620 INFO L85 PathProgramCache]: Analyzing trace with hash 887408809, now seen corresponding path program 1 times [2022-02-10 21:43:12,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:12,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338192162] [2022-02-10 21:43:12,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:12,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:12,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:12,793 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338192162] [2022-02-10 21:43:12,793 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338192162] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:12,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:12,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:43:12,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756484950] [2022-02-10 21:43:12,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:12,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:43:12,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:12,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:43:12,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:43:12,795 INFO L87 Difference]: Start difference. First operand 11431 states and 39418 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2022-02-10 21:43:13,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:13,291 INFO L93 Difference]: Finished difference Result 17744 states and 60895 transitions. [2022-02-10 21:43:13,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:43:13,292 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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 79 [2022-02-10 21:43:13,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:13,359 INFO L225 Difference]: With dead ends: 17744 [2022-02-10 21:43:13,360 INFO L226 Difference]: Without dead ends: 14424 [2022-02-10 21:43:13,360 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:43:13,365 INFO L934 BasicCegarLoop]: 134 mSDtfsCounter, 220 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 698 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:13,366 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 698 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:43:13,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14424 states. [2022-02-10 21:43:13,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14424 to 11179. [2022-02-10 21:43:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11179 states, 11178 states have (on average 3.439971372338522) internal successors, (38452), 11178 states have internal predecessors, (38452), 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) [2022-02-10 21:43:13,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11179 states to 11179 states and 38452 transitions. [2022-02-10 21:43:13,800 INFO L78 Accepts]: Start accepts. Automaton has 11179 states and 38452 transitions. Word has length 79 [2022-02-10 21:43:13,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:13,802 INFO L470 AbstractCegarLoop]: Abstraction has 11179 states and 38452 transitions. [2022-02-10 21:43:13,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 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) [2022-02-10 21:43:13,802 INFO L276 IsEmpty]: Start isEmpty. Operand 11179 states and 38452 transitions. [2022-02-10 21:43:13,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-02-10 21:43:13,826 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:13,827 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:13,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 21:43:13,827 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:13,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:13,828 INFO L85 PathProgramCache]: Analyzing trace with hash -573570998, now seen corresponding path program 1 times [2022-02-10 21:43:13,828 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:13,828 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714848697] [2022-02-10 21:43:13,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:13,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:13,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:13,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:13,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714848697] [2022-02-10 21:43:13,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714848697] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:13,977 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:13,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-10 21:43:13,977 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966404680] [2022-02-10 21:43:13,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:13,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 21:43:13,978 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:13,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 21:43:13,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-10 21:43:13,979 INFO L87 Difference]: Start difference. First operand 11179 states and 38452 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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) [2022-02-10 21:43:14,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:14,195 INFO L93 Difference]: Finished difference Result 12913 states and 43320 transitions. [2022-02-10 21:43:14,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-10 21:43:14,196 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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 81 [2022-02-10 21:43:14,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:14,227 INFO L225 Difference]: With dead ends: 12913 [2022-02-10 21:43:14,227 INFO L226 Difference]: Without dead ends: 9188 [2022-02-10 21:43:14,228 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:43:14,229 INFO L934 BasicCegarLoop]: 113 mSDtfsCounter, 178 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:14,229 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [178 Valid, 432 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:43:14,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9188 states. [2022-02-10 21:43:14,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9188 to 9188. [2022-02-10 21:43:14,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9188 states, 9187 states have (on average 3.3325351039512356) internal successors, (30616), 9187 states have internal predecessors, (30616), 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) [2022-02-10 21:43:14,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9188 states to 9188 states and 30616 transitions. [2022-02-10 21:43:14,534 INFO L78 Accepts]: Start accepts. Automaton has 9188 states and 30616 transitions. Word has length 81 [2022-02-10 21:43:14,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:14,534 INFO L470 AbstractCegarLoop]: Abstraction has 9188 states and 30616 transitions. [2022-02-10 21:43:14,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 6 states have internal predecessors, (81), 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) [2022-02-10 21:43:14,535 INFO L276 IsEmpty]: Start isEmpty. Operand 9188 states and 30616 transitions. [2022-02-10 21:43:14,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-02-10 21:43:14,554 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:14,554 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:14,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 21:43:14,554 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:14,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:14,555 INFO L85 PathProgramCache]: Analyzing trace with hash -2123977602, now seen corresponding path program 1 times [2022-02-10 21:43:14,555 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:14,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067677639] [2022-02-10 21:43:14,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:14,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:14,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:14,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:14,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067677639] [2022-02-10 21:43:14,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067677639] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:14,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:14,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:43:14,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905258532] [2022-02-10 21:43:14,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:14,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:43:14,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:14,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:43:14,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:43:14,771 INFO L87 Difference]: Start difference. First operand 9188 states and 30616 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:43:15,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:15,141 INFO L93 Difference]: Finished difference Result 17234 states and 56919 transitions. [2022-02-10 21:43:15,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 21:43:15,142 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2022-02-10 21:43:15,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:15,188 INFO L225 Difference]: With dead ends: 17234 [2022-02-10 21:43:15,188 INFO L226 Difference]: Without dead ends: 11633 [2022-02-10 21:43:15,188 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:43:15,189 INFO L934 BasicCegarLoop]: 159 mSDtfsCounter, 189 mSDsluCounter, 744 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 798 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:15,189 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 798 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 21:43:15,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11633 states. [2022-02-10 21:43:15,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11633 to 8249. [2022-02-10 21:43:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8249 states, 8248 states have (on average 3.2784917555771096) internal successors, (27041), 8248 states have internal predecessors, (27041), 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) [2022-02-10 21:43:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8249 states to 8249 states and 27041 transitions. [2022-02-10 21:43:15,496 INFO L78 Accepts]: Start accepts. Automaton has 8249 states and 27041 transitions. Word has length 84 [2022-02-10 21:43:15,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:15,497 INFO L470 AbstractCegarLoop]: Abstraction has 8249 states and 27041 transitions. [2022-02-10 21:43:15,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:43:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 8249 states and 27041 transitions. [2022-02-10 21:43:15,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-02-10 21:43:15,513 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:15,513 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:15,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 21:43:15,513 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:15,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:15,514 INFO L85 PathProgramCache]: Analyzing trace with hash 2061634018, now seen corresponding path program 1 times [2022-02-10 21:43:15,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:15,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850590789] [2022-02-10 21:43:15,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:15,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:15,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850590789] [2022-02-10 21:43:15,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850590789] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:15,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:15,598 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-10 21:43:15,598 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941164438] [2022-02-10 21:43:15,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:15,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-10 21:43:15,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:15,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-10 21:43:15,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-10 21:43:15,599 INFO L87 Difference]: Start difference. First operand 8249 states and 27041 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:43:15,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:15,807 INFO L93 Difference]: Finished difference Result 7457 states and 23660 transitions. [2022-02-10 21:43:15,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-10 21:43:15,808 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2022-02-10 21:43:15,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:15,825 INFO L225 Difference]: With dead ends: 7457 [2022-02-10 21:43:15,825 INFO L226 Difference]: Without dead ends: 4937 [2022-02-10 21:43:15,825 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-02-10 21:43:15,827 INFO L934 BasicCegarLoop]: 113 mSDtfsCounter, 301 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:15,828 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 483 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:43:15,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2022-02-10 21:43:15,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 4892. [2022-02-10 21:43:15,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4892 states, 4891 states have (on average 3.108362298098548) internal successors, (15203), 4891 states have internal predecessors, (15203), 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) [2022-02-10 21:43:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4892 states to 4892 states and 15203 transitions. [2022-02-10 21:43:15,932 INFO L78 Accepts]: Start accepts. Automaton has 4892 states and 15203 transitions. Word has length 84 [2022-02-10 21:43:15,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:15,932 INFO L470 AbstractCegarLoop]: Abstraction has 4892 states and 15203 transitions. [2022-02-10 21:43:15,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:43:15,932 INFO L276 IsEmpty]: Start isEmpty. Operand 4892 states and 15203 transitions. [2022-02-10 21:43:15,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 21:43:15,941 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:15,942 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:15,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 21:43:15,942 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:15,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:15,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1462771777, now seen corresponding path program 1 times [2022-02-10 21:43:15,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:15,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411005800] [2022-02-10 21:43:15,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:15,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:16,114 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:16,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411005800] [2022-02-10 21:43:16,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411005800] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:16,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:16,115 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-10 21:43:16,115 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143577529] [2022-02-10 21:43:16,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:16,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-10 21:43:16,115 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:16,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-10 21:43:16,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-02-10 21:43:16,116 INFO L87 Difference]: Start difference. First operand 4892 states and 15203 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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) [2022-02-10 21:43:16,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:16,298 INFO L93 Difference]: Finished difference Result 3848 states and 11705 transitions. [2022-02-10 21:43:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-10 21:43:16,299 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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 87 [2022-02-10 21:43:16,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:16,305 INFO L225 Difference]: With dead ends: 3848 [2022-02-10 21:43:16,305 INFO L226 Difference]: Without dead ends: 1967 [2022-02-10 21:43:16,305 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2022-02-10 21:43:16,384 INFO L934 BasicCegarLoop]: 109 mSDtfsCounter, 308 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:16,384 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 470 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:43:16,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1967 states. [2022-02-10 21:43:16,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1967 to 1892. [2022-02-10 21:43:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1892 states, 1891 states have (on average 2.9587519830777365) internal successors, (5595), 1891 states have internal predecessors, (5595), 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) [2022-02-10 21:43:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1892 states and 5595 transitions. [2022-02-10 21:43:16,423 INFO L78 Accepts]: Start accepts. Automaton has 1892 states and 5595 transitions. Word has length 87 [2022-02-10 21:43:16,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:16,423 INFO L470 AbstractCegarLoop]: Abstraction has 1892 states and 5595 transitions. [2022-02-10 21:43:16,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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) [2022-02-10 21:43:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 5595 transitions. [2022-02-10 21:43:16,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-02-10 21:43:16,427 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:16,428 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:16,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 21:43:16,428 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:16,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:16,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1643159786, now seen corresponding path program 1 times [2022-02-10 21:43:16,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:16,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280610602] [2022-02-10 21:43:16,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:16,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 21:43:16,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 21:43:16,698 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 21:43:16,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280610602] [2022-02-10 21:43:16,698 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280610602] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 21:43:16,698 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 21:43:16,698 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-10 21:43:16,698 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346506269] [2022-02-10 21:43:16,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 21:43:16,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-10 21:43:16,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 21:43:16,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-10 21:43:16,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-02-10 21:43:16,699 INFO L87 Difference]: Start difference. First operand 1892 states and 5595 transitions. Second operand has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:43:16,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 21:43:16,876 INFO L93 Difference]: Finished difference Result 2543 states and 7553 transitions. [2022-02-10 21:43:16,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-10 21:43:16,877 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-02-10 21:43:16,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 21:43:16,880 INFO L225 Difference]: With dead ends: 2543 [2022-02-10 21:43:16,880 INFO L226 Difference]: Without dead ends: 1160 [2022-02-10 21:43:16,880 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2022-02-10 21:43:16,881 INFO L934 BasicCegarLoop]: 158 mSDtfsCounter, 298 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 21:43:16,881 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 982 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 21:43:16,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2022-02-10 21:43:16,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 1160. [2022-02-10 21:43:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1160 states, 1159 states have (on average 2.7877480586712684) internal successors, (3231), 1159 states have internal predecessors, (3231), 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) [2022-02-10 21:43:16,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 3231 transitions. [2022-02-10 21:43:16,902 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 3231 transitions. Word has length 92 [2022-02-10 21:43:16,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 21:43:16,902 INFO L470 AbstractCegarLoop]: Abstraction has 1160 states and 3231 transitions. [2022-02-10 21:43:16,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 21:43:16,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 3231 transitions. [2022-02-10 21:43:16,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-02-10 21:43:16,904 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:43:16,904 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:16,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 21:43:16,905 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-10 21:43:16,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:43:16,905 INFO L85 PathProgramCache]: Analyzing trace with hash 1629503446, now seen corresponding path program 2 times [2022-02-10 21:43:16,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:43:16,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993641574] [2022-02-10 21:43:16,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:43:16,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:43:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:43:16,952 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 21:43:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:43:17,021 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 21:43:17,021 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 21:43:17,022 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-10 21:43:17,023 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2022-02-10 21:43:17,024 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining) [2022-02-10 21:43:17,024 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining) [2022-02-10 21:43:17,024 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining) [2022-02-10 21:43:17,024 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-10 21:43:17,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 21:43:17,026 INFO L733 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 21:43:17,030 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 21:43:17,030 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 21:43:17,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 09:43:17 BasicIcfg [2022-02-10 21:43:17,134 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 21:43:17,134 INFO L158 Benchmark]: Toolchain (without parser) took 9652.36ms. Allocated memory was 183.5MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 126.5MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 508.5MB. Max. memory is 8.0GB. [2022-02-10 21:43:17,134 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 144.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 21:43:17,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.28ms. Allocated memory is still 183.5MB. Free memory was 126.4MB in the beginning and 140.6MB in the end (delta: -14.2MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2022-02-10 21:43:17,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.93ms. Allocated memory is still 183.5MB. Free memory was 140.6MB in the beginning and 138.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 21:43:17,135 INFO L158 Benchmark]: Boogie Preprocessor took 52.87ms. Allocated memory is still 183.5MB. Free memory was 138.1MB in the beginning and 136.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 21:43:17,135 INFO L158 Benchmark]: RCFGBuilder took 799.04ms. Allocated memory is still 183.5MB. Free memory was 136.0MB in the beginning and 59.5MB in the end (delta: 76.5MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. [2022-02-10 21:43:17,135 INFO L158 Benchmark]: TraceAbstraction took 8296.89ms. Allocated memory was 183.5MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 58.9MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 440.8MB. Max. memory is 8.0GB. [2022-02-10 21:43:17,136 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 144.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 442.28ms. Allocated memory is still 183.5MB. Free memory was 126.4MB in the beginning and 140.6MB in the end (delta: -14.2MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.93ms. Allocated memory is still 183.5MB. Free memory was 140.6MB in the beginning and 138.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 52.87ms. Allocated memory is still 183.5MB. Free memory was 138.1MB in the beginning and 136.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 799.04ms. Allocated memory is still 183.5MB. Free memory was 136.0MB in the beginning and 59.5MB in the end (delta: 76.5MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. * TraceAbstraction took 8296.89ms. Allocated memory was 183.5MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 58.9MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 440.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L713] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L715] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L716] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0] [L717] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L718] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L719] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L720] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L721] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L722] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0] [L723] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L724] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L725] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L726] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0] [L727] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L728] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L729] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L730] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L731] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L732] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L733] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L735] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L737] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L739] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L740] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L741] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L841] 0 pthread_t t1193; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t1193={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L842] FCALL, FORK 0 pthread_create(&t1193, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1193, ((void *)0), P0, ((void *)0))=-2, t1193={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L745] 1 a$w_buff1 = a$w_buff0 [L746] 1 a$w_buff0 = 1 [L747] 1 a$w_buff1_used = a$w_buff0_used [L748] 1 a$w_buff0_used = (_Bool)1 [L749] CALL 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L749] RET 1 __VERIFIER_assert(!(a$w_buff1_used && a$w_buff0_used)) [L750] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L751] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L752] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L753] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L754] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L757] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L843] 0 pthread_t t1194; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, t1193={5:0}, t1194={6:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L844] FCALL, FORK 0 pthread_create(&t1194, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1194, ((void *)0), P1, ((void *)0))=-1, t1193={5:0}, t1194={6:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L774] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L777] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L780] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L780] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L780] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L780] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L781] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L781] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L782] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L782] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L783] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L783] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L784] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L784] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L787] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L845] 0 pthread_t t1195; VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t1193={5:0}, t1194={6:0}, t1195={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L846] FCALL, FORK 0 pthread_create(&t1195, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t1195, ((void *)0), P2, ((void *)0))=0, t1193={5:0}, t1194={6:0}, t1195={3:0}, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L794] 3 y = 2 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=0] [L797] 3 z = 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=1] [L800] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, z=1] [L803] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L804] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L805] 3 a$flush_delayed = weak$$choice2 [L806] 3 a$mem_tmp = a [L807] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L807] 3 a = !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L808] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L808] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0) [L808] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L808] 3 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L809] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L809] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1) [L809] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L809] 3 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L810] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L810] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used) [L810] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L810] 3 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L811] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L811] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L811] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L811] 3 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L812] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L812] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3) [L812] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L812] 3 a$r_buff0_thd3 = weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L813] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L813] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L813] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L813] 3 a$r_buff1_thd3 = weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L814] 3 __unbuffered_p2_EBX = a [L815] EXPR 3 a$flush_delayed ? a$mem_tmp : a [L815] 3 a = a$flush_delayed ? a$mem_tmp : a [L816] 3 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L819] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L819] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L819] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L820] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L820] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L821] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L821] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L822] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L822] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L823] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L823] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L760] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L760] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L761] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L761] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L762] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L762] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L763] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L763] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L764] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L764] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] [L826] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] [L848] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1193={5:0}, t1194={6:0}, t1195={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] [L850] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] [L850] RET 0 assume_abort_if_not(main$tmp_guard0) [L852] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L852] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L852] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L852] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L853] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L853] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L854] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L854] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L855] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L855] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L856] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L856] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L859] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t1193={5:0}, t1194={6:0}, t1195={3:0}, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] [L861] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=3, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 844]: 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: 842]: 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: 846]: 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. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 147 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 8.0s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1797 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1797 mSDsluCounter, 4670 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4117 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1047 IncrementalHoareTripleChecker+Invalid, 1138 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 1042 mSDtfsCounter, 1047 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17411occurred in iteration=0, InterpolantAutomatonStates: 83, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 9059 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 720 NumberOfCodeBlocks, 720 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 620 ConstructedInterpolants, 0 QuantifiedInterpolants, 2934 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 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! [2022-02-10 21:43:17,171 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...