/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-22 18:05:52,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-22 18:05:52,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-22 18:05:52,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-10-22 18:05:52,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-22 18:05:52,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-22 18:05:52,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-22 18:05:52,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf [2021-10-22 18:05:52,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-22 18:05:52,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-22 18:05:52,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-22 18:05:52,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-22 18:05:52,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-22 18:05:52,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-22 18:05:52,338 INFO L138 SettingsManager]: * Use SBE=true [2021-10-22 18:05:52,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-22 18:05:52,338 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-22 18:05:52,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-22 18:05:52,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-22 18:05:52,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-22 18:05:52,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-22 18:05:52,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-22 18:05:52,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-22 18:05:52,339 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-22 18:05:52,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-22 18:05:52,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:05:52,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-22 18:05:52,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 [2021-10-22 18:05:52,341 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-22 18:05:52,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-22 18:05:52,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-22 18:05:52,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-22 18:05:52,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-22 18:05:52,549 INFO L275 PluginConnector]: CDTParser initialized [2021-10-22 18:05:52,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_pso.oepc.i [2021-10-22 18:05:52,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc15fba0/f881cc11ca3248bebc0a3f0f82eb04d2/FLAG8ca1c9bc0 [2021-10-22 18:05:53,113 INFO L306 CDTParser]: Found 1 translation units. [2021-10-22 18:05:53,114 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_pso.oepc.i [2021-10-22 18:05:53,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc15fba0/f881cc11ca3248bebc0a3f0f82eb04d2/FLAG8ca1c9bc0 [2021-10-22 18:05:53,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc15fba0/f881cc11ca3248bebc0a3f0f82eb04d2 [2021-10-22 18:05:53,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-22 18:05:53,376 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-22 18:05:53,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-22 18:05:53,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-22 18:05:53,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-22 18:05:53,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36498934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53, skipping insertion in model container [2021-10-22 18:05:53,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-22 18:05:53,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-22 18:05:53,587 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_pso.oepc.i[950,963] [2021-10-22 18:05:53,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 18:05:53,760 INFO L203 MainTranslator]: Completed pre-run [2021-10-22 18:05:53,768 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_pso.oepc.i[950,963] [2021-10-22 18:05:53,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-22 18:05:53,839 INFO L208 MainTranslator]: Completed translation [2021-10-22 18:05:53,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53 WrapperNode [2021-10-22 18:05:53,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-22 18:05:53,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-22 18:05:53,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-22 18:05:53,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-22 18:05:53,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-22 18:05:53,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-22 18:05:53,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-22 18:05:53,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-22 18:05:53,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-22 18:05:53,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-22 18:05:53,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-22 18:05:53,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-22 18:05:53,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (1/1) ... [2021-10-22 18:05:53,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-22 18:05:53,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:05:53,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-22 18:05:53,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-22 18:05:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-22 18:05:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-22 18:05:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-22 18:05:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-22 18:05:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-22 18:05:53,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-22 18:05:53,967 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-22 18:05:53,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-22 18:05:53,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-22 18:05:53,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-22 18:05:53,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-22 18:05:53,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-22 18:05:53,969 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-22 18:05:55,231 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-22 18:05:55,231 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-22 18:05:55,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:05:55 BoogieIcfgContainer [2021-10-22 18:05:55,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-22 18:05:55,234 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-22 18:05:55,234 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-22 18:05:55,237 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-22 18:05:55,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 06:05:53" (1/3) ... [2021-10-22 18:05:55,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f4ce02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 06:05:55, skipping insertion in model container [2021-10-22 18:05:55,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 06:05:53" (2/3) ... [2021-10-22 18:05:55,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f4ce02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 06:05:55, skipping insertion in model container [2021-10-22 18:05:55,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 06:05:55" (3/3) ... [2021-10-22 18:05:55,239 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_pso.oepc.i [2021-10-22 18:05:55,243 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-22 18:05:55,243 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-22 18:05:55,243 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-22 18:05:55,243 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-22 18:05:55,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,266 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,270 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,271 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,272 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,273 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,274 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,278 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,279 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,279 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,279 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,279 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,280 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,283 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,283 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,283 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,283 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,283 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,284 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,284 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-22 18:05:55,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-22 18:05:55,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-22 18:05:55,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-22 18:05:55,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-22 18:05:55,334 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-22 18:05:55,338 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-22 18:05:55,338 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-22 18:05:55,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,425 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,426 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,426 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,426 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,426 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,426 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,426 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,426 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,427 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,427 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,427 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,447 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,458 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,466 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,467 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,506 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,515 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,522 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,532 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,532 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,549 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,550 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,550 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,551 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,551 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,551 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,551 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,551 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,568 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,569 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,582 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,582 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,610 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,611 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,624 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,624 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,625 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,626 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,627 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,642 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,643 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,643 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,643 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,643 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,643 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,643 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,644 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:55,663 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:55,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:55,666 INFO L82 PathProgramCache]: Analyzing trace with hash -425440003, now seen corresponding path program 1 times [2021-10-22 18:05:55,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:55,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851749075] [2021-10-22 18:05:55,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:55,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:55,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:55,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851749075] [2021-10-22 18:05:55,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851749075] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:55,959 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:55,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-22 18:05:55,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868449728] [2021-10-22 18:05:55,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-22 18:05:55,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:55,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-22 18:05:55,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-22 18:05:55,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:55,973 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:55,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:55,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:56,090 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,091 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,110 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,112 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,128 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,129 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,129 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,129 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,129 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,129 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,129 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,129 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,130 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,130 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,130 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,130 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,130 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,131 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,141 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,175 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,176 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:56,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:56,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-22 18:05:56,204 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:56,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:56,204 INFO L82 PathProgramCache]: Analyzing trace with hash 149879689, now seen corresponding path program 1 times [2021-10-22 18:05:56,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:56,205 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979727804] [2021-10-22 18:05:56,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:56,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:56,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:56,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979727804] [2021-10-22 18:05:56,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979727804] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:56,475 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:56,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-22 18:05:56,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959009635] [2021-10-22 18:05:56,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-22 18:05:56,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:56,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-22 18:05:56,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-10-22 18:05:56,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:56,477 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:56,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:56,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:56,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:56,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:56,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-22 18:05:56,656 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:56,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:56,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1463299573, now seen corresponding path program 1 times [2021-10-22 18:05:56,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:56,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338830067] [2021-10-22 18:05:56,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:56,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:57,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:57,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:57,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338830067] [2021-10-22 18:05:57,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338830067] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:57,024 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:57,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-22 18:05:57,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734013997] [2021-10-22 18:05:57,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-22 18:05:57,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:57,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-22 18:05:57,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-10-22 18:05:57,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:57,025 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:57,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:57,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:57,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:57,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:57,158 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,185 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,204 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,205 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,206 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,206 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,231 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,231 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,232 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,233 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:57,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:57,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:57,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:57,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-22 18:05:57,291 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:57,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:57,292 INFO L82 PathProgramCache]: Analyzing trace with hash -243873600, now seen corresponding path program 1 times [2021-10-22 18:05:57,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:57,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102499600] [2021-10-22 18:05:57,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:57,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:57,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:57,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:57,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102499600] [2021-10-22 18:05:57,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102499600] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:57,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:57,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-22 18:05:57,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353946293] [2021-10-22 18:05:57,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-22 18:05:57,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:57,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-22 18:05:57,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-10-22 18:05:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:57,465 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:57,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:57,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:57,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:57,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:57,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:57,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:57,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:57,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:57,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:57,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-22 18:05:57,632 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:57,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:57,633 INFO L82 PathProgramCache]: Analyzing trace with hash -182348181, now seen corresponding path program 2 times [2021-10-22 18:05:57,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:57,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329713348] [2021-10-22 18:05:57,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:57,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:57,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:57,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:57,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329713348] [2021-10-22 18:05:57,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329713348] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:57,815 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:57,815 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-22 18:05:57,815 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004951520] [2021-10-22 18:05:57,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-22 18:05:57,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:57,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-22 18:05:57,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-22 18:05:57,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:57,816 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:57,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:57,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:57,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:57,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:57,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:57,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:57,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:57,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:57,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:57,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-22 18:05:57,972 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:57,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:57,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1122538345, now seen corresponding path program 2 times [2021-10-22 18:05:57,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:57,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724867438] [2021-10-22 18:05:57,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:57,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:58,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:58,188 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724867438] [2021-10-22 18:05:58,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724867438] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:58,189 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:58,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-22 18:05:58,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387442579] [2021-10-22 18:05:58,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-22 18:05:58,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:58,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-22 18:05:58,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-10-22 18:05:58,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:58,190 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:58,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:58,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:58,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:58,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:58,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-22 18:05:58,317 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:58,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:58,318 INFO L82 PathProgramCache]: Analyzing trace with hash 230363639, now seen corresponding path program 3 times [2021-10-22 18:05:58,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:58,318 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49712098] [2021-10-22 18:05:58,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:58,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:58,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:58,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49712098] [2021-10-22 18:05:58,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49712098] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:58,550 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:58,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-22 18:05:58,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144842891] [2021-10-22 18:05:58,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-22 18:05:58,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:58,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-22 18:05:58,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-10-22 18:05:58,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:58,554 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:58,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:58,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:58,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:58,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:58,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:58,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:58,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:58,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:58,932 WARN L313 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,971 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_131 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,972 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,973 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,973 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,973 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,989 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,989 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,989 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,989 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,990 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,990 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,990 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,990 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,990 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,990 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:58,990 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-22 18:05:59,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:05:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:05:59,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-22 18:05:59,029 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:59,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:59,029 INFO L82 PathProgramCache]: Analyzing trace with hash 849360244, now seen corresponding path program 1 times [2021-10-22 18:05:59,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:59,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240707035] [2021-10-22 18:05:59,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:59,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:59,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:59,155 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:59,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240707035] [2021-10-22 18:05:59,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240707035] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:59,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:59,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-22 18:05:59,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851523822] [2021-10-22 18:05:59,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-22 18:05:59,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:59,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-22 18:05:59,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-22 18:05:59,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:59,156 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:59,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:59,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:59,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:05:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:05:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:05:59,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:05:59,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:59,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-22 18:05:59,247 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:05:59,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:05:59,248 INFO L82 PathProgramCache]: Analyzing trace with hash 510855701, now seen corresponding path program 4 times [2021-10-22 18:05:59,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:05:59,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347165939] [2021-10-22 18:05:59,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:05:59,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:05:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:05:59,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:05:59,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:05:59,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347165939] [2021-10-22 18:05:59,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347165939] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:05:59,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:05:59,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-10-22 18:05:59,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917789166] [2021-10-22 18:05:59,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-22 18:05:59,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:05:59,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-22 18:05:59,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-10-22 18:05:59,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:05:59,486 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:05:59,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:05:59,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:06:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:06:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:06:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:06:00,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:06:00,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:06:00,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:06:00,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-22 18:06:00,095 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:06:00,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:06:00,095 INFO L82 PathProgramCache]: Analyzing trace with hash 683595690, now seen corresponding path program 1 times [2021-10-22 18:06:00,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:06:00,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967688255] [2021-10-22 18:06:00,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:06:00,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:06:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-22 18:06:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-22 18:06:00,179 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-22 18:06:00,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967688255] [2021-10-22 18:06:00,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967688255] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-22 18:06:00,180 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-22 18:06:00,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-22 18:06:00,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769370560] [2021-10-22 18:06:00,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-22 18:06:00,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-22 18:06:00,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-22 18:06:00,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-22 18:06:00,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:06:00,181 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-22 18:06:00,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-22 18:06:00,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-22 18:06:00,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-22 18:06:00,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-22 18:06:00,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-22 18:06:00,315 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-22 18:06:00,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-22 18:06:00,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1078073956, now seen corresponding path program 1 times [2021-10-22 18:06:00,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-22 18:06:00,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688221773] [2021-10-22 18:06:00,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-22 18:06:00,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-22 18:06:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:06:00,337 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-22 18:06:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-22 18:06:00,379 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-22 18:06:00,379 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-22 18:06:00,379 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-22 18:06:00,381 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-22 18:06:00,381 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-22 18:06:00,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-22 18:06:00,384 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-10-22 18:06:00,386 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-22 18:06:00,386 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-22 18:06:00,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 06:06:00 BasicIcfg [2021-10-22 18:06:00,443 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-22 18:06:00,452 INFO L168 Benchmark]: Toolchain (without parser) took 7075.87 ms. Allocated memory was 227.5 MB in the beginning and 469.8 MB in the end (delta: 242.2 MB). Free memory was 171.3 MB in the beginning and 226.7 MB in the end (delta: -55.4 MB). Peak memory consumption was 187.1 MB. Max. memory is 8.0 GB. [2021-10-22 18:06:00,452 INFO L168 Benchmark]: CDTParser took 0.08 ms. Allocated memory is still 227.5 MB. Free memory is still 188.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-22 18:06:00,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.30 ms. Allocated memory was 227.5 MB in the beginning and 323.0 MB in the end (delta: 95.4 MB). Free memory was 171.1 MB in the beginning and 283.5 MB in the end (delta: -112.4 MB). Peak memory consumption was 9.7 MB. Max. memory is 8.0 GB. [2021-10-22 18:06:00,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.32 ms. Allocated memory is still 323.0 MB. Free memory was 283.5 MB in the beginning and 280.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-22 18:06:00,453 INFO L168 Benchmark]: Boogie Preprocessor took 26.17 ms. Allocated memory is still 323.0 MB. Free memory was 280.9 MB in the beginning and 278.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-22 18:06:00,453 INFO L168 Benchmark]: RCFGBuilder took 1323.41 ms. Allocated memory is still 323.0 MB. Free memory was 278.8 MB in the beginning and 277.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 111.7 MB. Max. memory is 8.0 GB. [2021-10-22 18:06:00,453 INFO L168 Benchmark]: TraceAbstraction took 5208.88 ms. Allocated memory was 323.0 MB in the beginning and 469.8 MB in the end (delta: 146.8 MB). Free memory was 277.2 MB in the beginning and 226.7 MB in the end (delta: 50.5 MB). Peak memory consumption was 197.3 MB. Max. memory is 8.0 GB. [2021-10-22 18:06:00,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08 ms. Allocated memory is still 227.5 MB. Free memory is still 188.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 461.30 ms. Allocated memory was 227.5 MB in the beginning and 323.0 MB in the end (delta: 95.4 MB). Free memory was 171.1 MB in the beginning and 283.5 MB in the end (delta: -112.4 MB). Peak memory consumption was 9.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 42.32 ms. Allocated memory is still 323.0 MB. Free memory was 283.5 MB in the beginning and 280.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.17 ms. Allocated memory is still 323.0 MB. Free memory was 280.9 MB in the beginning and 278.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1323.41 ms. Allocated memory is still 323.0 MB. Free memory was 278.8 MB in the beginning and 277.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 111.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5208.88 ms. Allocated memory was 323.0 MB in the beginning and 469.8 MB in the end (delta: 146.8 MB). Free memory was 277.2 MB in the beginning and 226.7 MB in the end (delta: 50.5 MB). Peak memory consumption was 197.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4355, positive: 3724, positive conditional: 2920, positive unconditional: 804, negative: 631, negative conditional: 599, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4201, positive: 3724, positive conditional: 0, positive unconditional: 3724, negative: 477, negative conditional: 0, negative unconditional: 477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 839, positive: 804, positive conditional: 0, positive unconditional: 804, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 839, positive: 802, positive conditional: 0, positive unconditional: 802, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 456, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 454, negative conditional: 0, negative unconditional: 454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4201, positive: 2920, positive conditional: 0, positive unconditional: 2920, negative: 442, negative conditional: 0, negative unconditional: 442, unknown: 839, unknown conditional: 0, unknown unconditional: 839] , Statistics on independence cache: Total cache size (in pairs): 839, Positive cache size: 804, Positive conditional cache size: 0, Positive unconditional cache size: 804, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35, Independence queries for same thread: 154 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 496, Number of persistent set computation: 483, Number of trivial persistent sets: 140, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4355, positive: 3724, positive conditional: 2920, positive unconditional: 804, negative: 631, negative conditional: 599, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4201, positive: 3724, positive conditional: 0, positive unconditional: 3724, negative: 477, negative conditional: 0, negative unconditional: 477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 839, positive: 804, positive conditional: 0, positive unconditional: 804, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 839, positive: 802, positive conditional: 0, positive unconditional: 802, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 456, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 454, negative conditional: 0, negative unconditional: 454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4201, positive: 2920, positive conditional: 0, positive unconditional: 2920, negative: 442, negative conditional: 0, negative unconditional: 442, unknown: 839, unknown conditional: 0, unknown unconditional: 839] , Statistics on independence cache: Total cache size (in pairs): 839, Positive cache size: 804, Positive conditional cache size: 0, Positive unconditional cache size: 804, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35, Independence queries for same thread: 154 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L709] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0] [L710] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0] [L712] 0 int x = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L714] 0 int y = 0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L715] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L716] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L717] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L718] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L719] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L720] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L721] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L722] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L723] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L724] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L725] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L726] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L727] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L728] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L729] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L730] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L790] 0 pthread_t t2477; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L791] FCALL, FORK 0 pthread_create(&t2477, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 0 pthread_t t2478; VAL [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L793] FCALL, FORK 0 pthread_create(&t2478, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 1 y$w_buff1 = y$w_buff0 [L735] 1 y$w_buff0 = 2 [L736] 1 y$w_buff1_used = y$w_buff0_used [L737] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L739] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L740] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L741] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L742] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L745] 1 x = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L762] 2 x = 2 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L765] 2 y = 1 VAL [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L748] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L748] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L749] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L749] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L750] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L751] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L751] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L752] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L755] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L757] 1 return 0; VAL [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L768] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L768] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L769] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L769] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L770] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L771] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L771] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L772] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L772] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L795] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L799] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L799] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L799] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L799] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L800] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L800] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L801] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L801] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L802] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L802] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L803] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L803] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L806] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 0 y$flush_delayed = weak$$choice2 [L809] 0 y$mem_tmp = y [L810] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L810] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L811] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L811] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L811] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L811] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L812] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L812] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L812] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L812] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L813] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L813] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L813] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L813] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L814] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L814] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L814] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L814] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L815] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L815] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L815] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L816] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L816] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] 0 main$tmp_guard1 = !(x == 2 && y == 2) [L818] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L818] 0 y = y$flush_delayed ? y$mem_tmp : y [L819] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 793]: 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: 791]: 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 for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 103 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 5073.0ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.6ms, PartialOrderReductionTime: 2732.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 128, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 32.6ms SsaConstructionTime, 432.9ms SatisfiabilityAnalysisTime, 1637.8ms InterpolantComputationTime, 689 NumberOfCodeBlocks, 689 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 611 ConstructedInterpolants, 0 QuantifiedInterpolants, 3969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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! [2021-10-22 18:06:00,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-22 18:06:00,695 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...